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Cheap flights from Ontario to Chicago from C$ 130

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — CHI
9 Nov — 16 Nov1
1 adult

Find flights from Ontario to Chicago within your budget

Customize your flight search to find flights from Ontario to Chicago 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 503,521 searches. Data last updated 4 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 10/12

10:00 a.m.-9:07 p.m.

1 stop12h 07m

C$ 195

TorontoChicago

YTZ - MDW

YTZMDW

Toronto Island

Thu 5/12

9:40 a.m.-10:30 a.m.

Nonstop1h 50m

C$ 195

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 6/12

3:30 p.m.-4:29 p.m.

Nonstop1h 59m

C$ 201

TorontoChicago

YTZ - ORD

YTZORD

Toronto Island

Sun 8/12

8:50 a.m.-12:58 p.m.

1 stop5h 08m

C$ 201

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sun 8/12

6:30 a.m.-11:39 a.m.

1 stop6h 09m

C$ 225

TorontoChicago

YTZ - MDW

YTZMDW

Toronto Island

Tue 4/2

11:10 a.m.-12:00 p.m.

Nonstop1h 50m

C$ 226

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 22/11

6:15 a.m.-7:30 a.m.

Nonstop2h 15m

C$ 229

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 11/2

6:20 p.m.-7:20 p.m.

Nonstop2h 00m

C$ 241

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 5/12

2:55 p.m.-10:14 p.m.

1 stop8h 19m

C$ 248

MontrealChicago

YUL - ORD

YULORD

Montreal Pierre Elliott Trudeau Intl

Fri 29/11

6:00 a.m.-7:56 a.m.

Nonstop2h 56m

C$ 317

Flights are sorted by cheapest first

Deals found on 4/11

Showing 1-10 of 60 results
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Find flight deals from Ontario to Chicago

Cheapest flights from Ontario to Chicago
Explore the most affordable flight options available from Ontario to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2024.

Thu 28/113:50 p.m.YTZ - MDW
Nonstop1h 50mPorter Airlines
Mon 2/125:35 p.m.MDW - YTZ
Nonstop1h 42mPorter Airlines
Deal found 4/11C$ 314
Thu 28/113:30 p.m.YYZ - ORD
Nonstop1h 59mUnited Airlines
Mon 2/128:25 p.m.ORD - YYZ
Nonstop1h 41mUnited Airlines
Deal found 3/11C$ 333
Fri 29/112:05 p.m.YYZ - ORD
1 stop5h 31mAir Canada
Sun 1/127:19 a.m.ORD - YYZ
Nonstop1h 39mAir Canada
Deal found 3/11C$ 340
Sat 23/118:50 a.m.YTZ - ORD
1 stop5h 08mAir Canada
Sat 30/112:00 p.m.ORD - YTZ
1 stop5h 43mAir Canada
Deal found 2/11C$ 340
Sun 24/116:50 a.m.YUL - MDW
1 stop4h 30mPorter Airlines
Mon 2/1212:05 p.m.MDW - YUL
1 stop6h 15mPorter Airlines
Deal found 3/11C$ 344
Thu 28/119:30 a.m.YTZ - MDW
Nonstop1h 50mAir Transat
Mon 2/125:35 p.m.MDW - YTZ
Nonstop1h 42mAir Transat
Deal found 3/11C$ 347
Wed 27/116:00 a.m.YUL - ORD
Nonstop2h 56mAir Canada
Fri 29/112:00 p.m.ORD - YUL
1 stop6h 48mAir Canada
Deal found 2/11C$ 350
Thu 28/115:30 p.m.YYZ - ORD
Nonstop2h 07mLufthansa
Mon 2/128:25 p.m.ORD - YYZ
Nonstop1h 41mLufthansa
Deal found 3/11C$ 351
Wed 27/116:00 a.m.YUL - ORD
Nonstop2h 56mUnited Airlines
Thu 28/119:00 a.m.ORD - YUL
1 stop7h 50mUnited Airlines
Deal found 2/11C$ 356
Wed 4/124:30 p.m.YTZ - ORD
1 stop9h 04mMultiple Airlines
Wed 11/124:19 p.m.ORD - YTZ
1 stop15h 11mMultiple Airlines
Deal found 4/11C$ 364
Sat 23/119:00 a.m.YYZ - ORD
Nonstop2h 05mMultiple Airlines
Wed 25/121:55 p.m.ORD - YYZ
1 stop6h 40mMultiple Airlines
Deal found 3/11C$ 368
Tue 3/1212:15 p.m.YYZ - MDW
1 stop5h 47mDelta
Tue 10/129:30 a.m.MDW - YYZ
1 stop6h 07mDelta
Deal found 4/11C$ 374

Best time to book a flight from Ontario to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Chicago

Get recent, data-driven insights about flights from Ontario to Chicago including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Region of Ontario to Chicago?

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Chicago (average of C$ 259). Flying from Region of Ontario to Chicago in May is currently the most expensive (average of C$ 343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to CHI?

Find hourly flight availability from Ontario to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 November 2024.

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

Weekly flight availability from Region of Ontario to Chicago

Explore weekly flight availability from Ontario to Chicago. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 4 November 2024.

The most flights from CAON to CHI are scheduled on a Sunday (54 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (27 on average).

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 4 November 2024.
Peruse reviews from past customers who have flown with Air Canada, Delta and United Airlines from Ontario to Chicago to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,829 reviews
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Transat
7.8
Good
387 reviews
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Porter Airlines
7.7
Good
293 reviews
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,226 reviews
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet
7.3
Good
2,803 reviews
Delta
8.0
Very good
8,829 reviews
Check prices

Overall

8.0

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as C$ 130. However, be on the lookout for offers from Porter Airlines and United Airlines, as they are both options that can get you from Region of Ontario to Chicago for a low price.

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

    When deciding which route to take from Region of Ontario to Chicago consider Toronto Pearson Intl - Chicago O'Hare Intl, Montreal Pierre Elliott Trudeau Intl - Chicago O'Hare Intl or Toronto Pearson Intl - Chicago Midway as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Region of Ontario to Chicago consider choosing Egyptair (100%), Jazz (100%) or Lufthansa (100%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay C$ 1,758 for a flight from Region of Ontario to Chicago. The cheapest flight overall is C$ 198 while the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl) is currently priced at C$ 333.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Region of Ontario to Chicago?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Chicago (average of C$ 259). Flying from Region of Ontario to Chicago in May is currently the most expensive (average of C$ 343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to O'Hare Intl flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Vancouver Intl to O'Hare Intl flights
Pearson Intl to Midway flights
Pierre Elliott Trudeau Intl to Midway flights
Toronto Island to Midway flights
Ottawa to O'Hare Intl flights
Pearson Intl to St. Louis flights
Calgary to O'Hare Intl flights
Toronto Island to O'Hare Intl flights
Vancouver Intl to Midway flights
Ottawa to Midway flights
Saskatoon to O'Hare Intl flights
Edmonton to O'Hare Intl flights
Québec City to O'Hare Intl flights
Winnipeg to O'Hare Intl flights
Saskatoon to Midway flights
Calgary to Midway flights
Vancouver Intl to St. Louis flights
Edmonton to Midway flights
Québec City to Midway flights
Kelowna to O'Hare Intl flights
Calgary to St. Louis flights
Halifax to O'Hare Intl flights
Halifax to Midway flights
Pierre Elliott Trudeau Intl to St. Louis flights
Kelowna to Midway flights
Victoria to O'Hare Intl flights
St John to O'Hare Intl flights
Regina to O'Hare Intl flights
Moncton to O'Hare Intl flights
Pearson Intl to Peoria flights
Hamilton to O'Hare Intl flights
London to O'Hare Intl flights
Edmonton to St. Louis flights
Victoria to Midway flights
Ottawa to St. Louis flights
Region of Waterloo Intl to O'Hare Intl flights
Comox to O'Hare Intl flights
St. John's to O'Hare Intl flights
Québec City to St. Louis flights
Kingston to O'Hare Intl flights
Victoria to St. Louis flights
Ottawa to Champaign flights
Halifax to St. Louis flights
Pearson Intl to Quincy flights

Top 5 airlines flying from Ontario to Chicago

Discover the top 5 airlines that operate flights from Ontario to Chicago. 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 503,521 searches. Data last updated 4 November 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 197AverageC$ 542FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Porter AirlinesCheapestC$ 270AverageC$ 406FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 347AverageC$ 656FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 358AverageC$ 530FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 432AverageC$ 589FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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 Ontario to Chicago?

When you search for this flight from Ontario to Chicago, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Chicago from Ontario.

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

Certainly. Search results for flights to Chicago from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Not ready to book yet? You can track prices for flights from Ontario to Chicago on Cheapflights with our Price Alert feature and get notified when better prices are available.

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