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Cheap flights from Chicago to Ontario from C$ 142

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CHI — YYZ
21 May — 28 May1
1 adult
Tue 21/5
Tue 28/5

How far in advance should I book a flight from Chicago to Region of Ontario?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 40 days in advance, which can save you up to 90% on flights from Chicago to Region of Ontario compared to booking the week you need them. Waiting 40 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 493. For sooner than that we have options available in the next 3 days from C$ 760.

What is the cheapest month to fly from Chicago to Region of Ontario?

The best pricing can be found in the month of January. Prices to Region of Ontario from Chicago average C$ 441. You can even find prices in January for less than C$ 441, as users have found deals to Region of Ontario from as low as C$ 232. The month of September appears to be one of the more expensive times to travel to Region of Ontario from Chicago. Flying in the targeted month can save you up to 19%.

When is the cheapest time to fly from Chicago to Region of Ontario (CHI - ON)?

When flying from Chicago to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Air Canada flights from Chicago to Ontario

Explore cheap flight options specifically provided by Air Canada for the route between Chicago and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Peruse some of the lowest-priced Air Canada flights we've found from Chicago to Ontario. It's recommended that users confirm their flight details before booking.
Thu 30/511:00 a.m.ORD - YYZ
Nonstop1h 45mAir Canada
Sat 15/69:00 a.m.YYZ - ORD
Nonstop1h 54mAir Canada
Deal found 14/5C$ 366
Tue 28/56:00 a.m.ORD - YYZ
Nonstop1h 45mAir Canada
Thu 13/69:00 a.m.YYZ - ORD
Nonstop1h 54mAir Canada
Deal found 14/5C$ 368
Fri 31/56:00 a.m.ORD - YYZ
Nonstop1h 45mAir Canada
Thu 13/69:00 a.m.YYZ - ORD
Nonstop1h 54mAir Canada
Deal found 14/5C$ 380
Fri 31/56:00 a.m.ORD - YYZ
Nonstop1h 45mAir Canada
Sun 16/69:00 a.m.YYZ - ORD
Nonstop1h 54mAir Canada
Deal found 14/5C$ 381
Sat 8/66:00 a.m.ORD - YYZ
Nonstop1h 45mAir Canada
Wed 12/62:00 p.m.YYZ - ORD
Nonstop1h 54mAir Canada
Deal found 14/5C$ 390
Wed 29/57:10 a.m.ORD - YYZ
Nonstop1h 48mAir Canada
Sun 16/69:00 a.m.YYZ - ORD
Nonstop1h 54mAir Canada
Deal found 14/5C$ 392
Sun 26/56:00 p.m.ORD - YYZ
Nonstop1h 43mAir Canada
Tue 28/59:00 a.m.YYZ - ORD
Nonstop1h 54mAir Canada
Deal found 15/5C$ 495
Sun 26/511:00 a.m.ORD - YYZ
Nonstop1h 45mAir Canada
Fri 7/612:00 p.m.YYZ - ORD
Nonstop1h 54mAir Canada
Deal found 16/5C$ 510
Thu 19/96:00 a.m.ORD - YYZ
Nonstop1h 37mAir Canada
Mon 23/98:05 a.m.YYZ - ORD
Nonstop1h 56mAir Canada
Deal found 15/5C$ 519

Cheap American Airlines flights from Chicago to Ontario

Explore cheap flight options specifically provided by American Airlines for the route between Chicago and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Some of the lowest-priced American Airlines flights we've found at this time heading from Chicago to Ontario. Deals are refreshing constantly so come back soon for more options.
Wed 5/69:50 a.m.ORD - YYZ
Nonstop1h 50mAmerican Airlines
Wed 5/63:45 p.m.YYZ - ORD
1 stop6h 52mAmerican Airlines
Deal found 15/5C$ 383
Wed 29/58:30 a.m.ORD - YYZ
1 stop5h 29mAmerican Airlines
Wed 29/56:19 p.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 15/5C$ 398
Wed 5/68:25 a.m.ORD - YYZ
Nonstop1h 50mAmerican Airlines
Wed 5/63:09 p.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 15/5C$ 399
Thu 13/69:50 a.m.ORD - YYZ
Nonstop1h 50mAmerican Airlines
Mon 17/63:09 p.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 16/5C$ 413
Fri 6/98:20 p.m.ORD - YUL
1 stop16h 19mAmerican Airlines
Tue 10/912:45 p.m.YUL - ORD
Nonstop2h 40mAmerican Airlines
Deal found 16/5C$ 422
Wed 29/51:40 p.m.ORD - YUL
1 stop7h 59mAmerican Airlines
Sat 1/65:20 p.m.YUL - ORD
1 stop5h 53mAmerican Airlines
Deal found 15/5C$ 443
Thu 30/511:54 a.m.ORD - YYZ
Nonstop1h 35mAmerican Airlines
Sun 2/66:00 a.m.YYZ - ORD
1 stop5h 26mAmerican Airlines
Deal found 15/5C$ 454
Tue 28/511:54 a.m.ORD - YYZ
Nonstop1h 35mAmerican Airlines
Thu 30/51:20 p.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 15/5C$ 496
Sat 25/51:40 p.m.ORD - YYZ
1 stop7h 40mAmerican Airlines
Wed 29/56:19 p.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 15/5C$ 507

Cheap Chicago to Ontario flights in May & June 2024

Find cheap flight options from Chicago to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 409,532 searches. Prices were last updated on 16 May 2024.
These are some of the most attractive deals on flights from Chicago to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 12/66:40 p.m.ORD - YYZ
1 stop18h 20mMultiple Airlines
Wed 19/66:30 a.m.YYZ - ORD
1 stop12h 10mMultiple Airlines
Deal found 15/5C$ 298
Tue 4/611:50 a.m.ORD - YYZ
1 stop6h 45mMultiple Airlines
Tue 11/66:30 a.m.YYZ - ORD
1 stop12h 10mMultiple Airlines
Deal found 16/5C$ 302
Wed 29/58:09 p.m.ORD - YYZ
2 stops22h 26mMultiple Airlines
Sat 1/66:30 a.m.YYZ - ORD
2 stops12h 53mMultiple Airlines
Deal found 14/5C$ 316
Thu 30/511:48 a.m.ORD - YYZ
1 stop6h 47mMultiple Airlines
Tue 4/66:30 a.m.YYZ - ORD
2 stops14h 15mMultiple Airlines
Deal found 16/5C$ 320
Sat 1/612:30 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Fri 14/63:30 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 328
Tue 28/511:05 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Fri 14/63:30 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 330
Wed 29/59:15 p.m.ORD - YYZ
2 stops21h 20mMultiple Airlines
Sat 1/67:45 a.m.YYZ - ORD
1 stop15h 01mMultiple Airlines
Deal found 14/5C$ 331
Thu 13/65:15 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Wed 19/68:50 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 334
Sat 29/612:30 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 7/710:30 a.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 338

Chicago to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
These are some of the most attractive deals on flights from Chicago to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 12/66:40 p.m.ORD - YYZ
1 stop18h 20mMultiple Airlines
Wed 19/66:30 a.m.YYZ - ORD
1 stop12h 10mMultiple Airlines
Deal found 15/5C$ 298
Tue 4/611:50 a.m.ORD - YYZ
1 stop6h 45mMultiple Airlines
Tue 11/66:30 a.m.YYZ - ORD
1 stop10h 58mMultiple Airlines
Deal found 16/5C$ 302
Wed 29/58:09 p.m.ORD - YYZ
2 stops22h 26mMultiple Airlines
Sat 1/66:30 a.m.YYZ - ORD
2 stops12h 53mMultiple Airlines
Deal found 14/5C$ 316
Sat 1/612:30 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Fri 14/63:30 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 328
Tue 28/511:05 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Fri 14/63:30 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 330
Wed 29/59:15 p.m.ORD - YYZ
2 stops21h 20mMultiple Airlines
Sat 1/67:45 a.m.YYZ - ORD
1 stop15h 01mMultiple Airlines
Deal found 14/5C$ 331
Thu 13/65:15 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Wed 19/68:50 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 334
Sat 29/612:30 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 7/710:30 a.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 338
Wed 29/58:00 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Thu 30/59:20 a.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 339

Direct flights to Ontario from Chicago

Discover non-stop flight options from Chicago to Ontario. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Take a look at some of the direct flights travelling from Chicago to Ontario in the near future. Select from other flights from Chicago to Ontario by using the search form above.
Sat 1/612:30 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Fri 14/63:30 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 328
Tue 28/511:05 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Fri 14/63:30 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 330
Thu 13/65:15 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Wed 19/68:50 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 334
Sat 29/612:30 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 7/710:30 a.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 338
Wed 29/58:00 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Thu 30/59:20 a.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 339
Sat 1/68:00 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Mon 3/69:20 a.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 342
Mon 24/68:00 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Wed 26/63:30 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 15/5C$ 345
Sat 8/612:30 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Wed 12/69:20 a.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 350
Tue 25/68:00 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Thu 27/68:50 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 15/5C$ 352

Chicago to Ontario flights leaving soon

Find last-minute flight options from Chicago to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Check out these flights departing soon from Chicago to Ontario. Users should examine the flight details to ensure there are no surprises.
Sun 26/58:40 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Wed 5/69:20 a.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 16/5C$ 441
Wed 29/51:40 p.m.ORD - YUL
1 stop7h 59mAmerican Airlines
Sat 1/65:20 p.m.YUL - ORD
1 stop5h 53mAmerican Airlines
Deal found 15/5C$ 443
Wed 22/58:00 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Fri 31/58:50 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 14/5C$ 444
Sun 26/512:00 p.m.ORD - YYZ
1 stop6h 35mMultiple Airlines
Mon 27/54:00 p.m.YYZ - ORD
1 stop26h 07mMultiple Airlines
Deal found 16/5C$ 444
Wed 29/55:19 p.m.ORD - YUL
2 stops17h 56mMultiple Airlines
Sat 1/66:50 a.m.YUL - ORD
2 stops12h 33mMultiple Airlines
Deal found 15/5C$ 458
Thu 30/59:00 p.m.ORD - YUL
1 stop14h 40mSun Country Air
Sun 2/63:15 p.m.YUL - ORD
1 stop27h 03mSun Country Air
Deal found 15/5C$ 460
Fri 24/511:05 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Tue 28/53:30 p.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 15/5C$ 470
Wed 29/57:20 a.m.ORD - YUL
3 stops16h 13mMultiple Airlines
Sat 1/66:50 a.m.YUL - ORD
2 stops12h 33mMultiple Airlines
Deal found 15/5C$ 478
Sun 26/58:40 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Sun 2/610:30 a.m.YTZ - MDW
Nonstop1h 47mPorter Airlines
Deal found 16/5C$ 482

One-way flights to Ontario from Chicago

Search for one-way flight options from Chicago to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
Users travelling one-way from Chicago to Ontario can select one of these great deals. Users in need of a round-trip flight from Chicago to Ontario instead should update the search form at the top of page.
Sat 15/66:00 a.m.ORD - YYZ
Nonstop1h 45mAir Canada
Deal found 16/5C$ 142
Tue 18/66:40 p.m.ORD - YYZ
1 stop18h 20mMultiple Airlines
Deal found 15/5C$ 143
Wed 19/66:40 p.m.ORD - YYZ
1 stop18h 20mMultiple Airlines
Deal found 16/5C$ 146
Wed 7/88:00 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Deal found 14/5C$ 151
Wed 25/95:15 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Deal found 15/5C$ 153
Thu 11/711:05 a.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Deal found 15/5C$ 158
Fri 31/58:00 a.m.MDW - YUL
1 stop4h 45mPorter Airlines
Deal found 15/5C$ 159
Mon 24/66:40 p.m.ORD - YYZ
1 stop18h 20mMultiple Airlines
Deal found 16/5C$ 161
Tue 28/54:00 p.m.ORD - YYZ
Nonstop1h 45mAir Canada
Deal found 14/5C$ 162

Find flights from Chicago to Ontario within your budget

Customize your flight search to find flights from Chicago to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 298 - C$ 451

Route

Depart

Return

Price

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 12/6

1 stop18h 20m

Toronto Pearson Intl

Wed 19/6

1 stop12h 10m

C$ 298

Chicago MidwayToronto Island

MDW - YTZ

MDWYTZ

Chicago Midway

Sat 1/6

Nonstop1h 42m

Toronto Island

Fri 14/6

Nonstop1h 47m

C$ 328

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 30/5

Nonstop1h 45m

Toronto Pearson Intl

Sat 15/6

Nonstop1h 54m

C$ 366

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 5/6

Nonstop1h 50m

Toronto Pearson Intl

Wed 5/6

1 stop6h 52m

C$ 383

Chicago MidwayToronto Pearson Intl

MDW - YYZ

MDWYYZ

Chicago Midway

Thu 6/6

1 stop8h 25m

Toronto Pearson Intl

Mon 10/6

1 stop8h 19m

C$ 391

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Tue 16/7

Nonstop1h 43m

Toronto Pearson Intl

Tue 23/7

Nonstop2h 02m

C$ 414

Chicago O'Hare IntlToronto Pearson Intl

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 13/6

Nonstop1h 52m

Toronto Pearson Intl

Sun 16/6

1 stop4h 28m

C$ 420

Chicago MidwayToronto Pearson Intl

MDW - YYZ

MDWYYZ

Chicago Midway

Tue 16/7

1 stop4h 08m

Toronto Pearson Intl

Tue 23/7

1 stop5h 34m

C$ 425

Chicago O'Hare IntlMontreal Pierre Elliott Trudeau Intl

ORD - YUL

ORDYUL

Chicago O'Hare Intl

Thu 18/7

1 stop26h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 22/7

1 stop7h 34m

C$ 451

Flights are sorted by cheapest first

Deals found on 15/5

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 16 May 2024.
Read through reviews of airlines operating flights from Chicago to Ontario, such as Air Canada, American Airlines and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,673 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,568 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.5
Good
2,919 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Porter Airlines
7.4
Good
415 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
10,924 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Chicago to Region of Ontario for under C$ 300 on Cheapflights?

    Yes, there are multiple flights from Chicago to Region of Ontario for under C$ 300. The cheapest flight booked recently is on Multiple Airlines for just C$ 298, but on average you can expect to pay C$ 335.

  • Are there direct flights from Chicago to Region of Ontario for under C$ 400 on Cheapflights?

    Cheapflights has 20 direct flights from Chicago to Region of Ontario under C$ 400. A good price for a direct flight from Chicago to Region of Ontario is less than C$ 352.

  • Are there last-minute flights available from Chicago to Region of Ontario for under C$ 500?

    There are currently 20+ open flights from Chicago to Region of Ontario within the next 7 days for less than C$ 500.

  • What days are direct flights available from Chicago to Region of Ontario?

    Days when direct flights are available for this flight are: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

  • How many flights depart from Chicago to Region of Ontario on average per day?

    Per day, 41 flights depart from Chicago to Region of Ontario on average.
    Early Morning (Midnight to 6am) - 5% of flight departures
    Morning (6am - Midday) - 34% of flight departures
    Afternoon (Noon - 6pm) - 44% of flight departures
    Evening (6pm - Midnight) - 17% of flight departures

  • How long is the flight from Chicago to Region of Ontario?

    A quick flight from Chicago to Region of Ontario can take about 1h 42m. Porter Airlines provides one of the quickest options available for as low as C$ 328. Chicago and Region of Ontario are separated by a distance of 703 km. All flights are typically direct.

  • What are the cheapest airlines to fly from Chicago to Region of Ontario one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 142. Porter Airlines flights start at C$ 151 while deals on United Airlines start at C$ 166 one-way.

  • What are the most popular routes from Chicago to Region of Ontario?

    While some choose either Chicago O'Hare Intl - Toronto Pearson Intl or Chicago Midway - Toronto Island, Chicago O'Hare Intl - Montreal Pierre Elliott Trudeau Intl is the most popular route from Chicago to Region of Ontario.

  • What are the most reliable airlines from Chicago to Region of Ontario?

    Before booking your flight to Region of Ontario from Chicago, check out the most reliable airlines to get you to your destination on time: SkyWest Airlines (90%), Japan Airlines (87%), Emirates( 87%).

  • What are the cheapest flights from Chicago to Region of Ontario?

    The cheapest flight price from Chicago to Region of Ontario is C$ 192. On average you can expect to pay C$ 403. The most popular route, (Chicago O'Hare Intl - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 376.

  • What does ORD to YYZ mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Chicago O'Hare Intl Airport to Toronto Pearson Intl Airport flight would often be abbreviated as a ORD to YYZ flight. Ottawa Airport (YOW), Toronto Island Airport (YTZ), Hamilton Airport (YHM), London Airport (YXU), Toronto Kitchener-Waterloo Airport (YKF) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from Chicago to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Chicago to Ontario that include hotel bookings?

    Yes. In addition to deals on Chicago to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Ontario.

  • Can I find deals for business class flights from Chicago to Ontario?

    Yes. Cheapflights offers flight deals from Chicago to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Chicago to Ontario that allow pets onboard?

    Many airlines flying from Chicago to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Ontario?

    Yes, you can often find last-minute deals on Chicago to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Region of Ontario flight deals updated?

    The Chicago to Region of Ontario flight deals you see on this page were last updated on 16/5.

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Alternative routes for Chicago to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

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Top 3 airlines flying from Chicago to Ontario

Discover the top 3 airlines that operate flights from Chicago to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 409,532 searches. Data last updated 16 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 200AverageC$ 467FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 271AverageC$ 511FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 297AverageC$ 519FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
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Search flights from Chicago to Ontario by cabin class

Find flights from Chicago to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Chicago to Ontario

Find hourly flight availability from Chicago to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 May 2024.
3%of flight departuresEarly morningMidnight to 6 am
42%of flight departuresMorning6 am to noon
40%of flight departuresAfternoonNoon to 6 pm
15%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chicago to Ontario?

Deals for Chicago to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chicago to Ontario.

Can Cheapflights find flights from Chicago to Ontario with no change fees?

Yes, we can. To see specific flights from Chicago to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Chicago to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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