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Cheap flights from Illinois to Toronto 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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YTO
27 Apr — 4 May1
1 adult

Cheap flight deals from Illinois to Toronto

Keep the following information in mind while searching for Illinois to Toronto flight deals. Data was last updated 22 April 2025.

Round-trip from

C$ 235

One-way from

C$ 142

Popular in

November

Cheapest in

July

Average price

C$ 463

Good round-trip deal

C$ 210 or less

Good one-way deal

C$ 161 or less
Air Transat
  • Air Transat
  • 6/6-13/6
  • Nonstop
  • 3h 32m total
  • Illinois to Toronto
Search Deals
Air Canada
  • Air Canada
  • 6/6
  • 1 total stop
  • 14h 17m total
  • Illinois to Toronto
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Toronto (YTO).
Search Deals
Price to beat on a one-way flight from Illinois to Toronto (YTO).
Search Deals

Find flight deals from Illinois to Toronto

Cheapest flights from Illinois to Toronto
Explore the most affordable flight options available from Illinois to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 April 2025.

Sat 17/59:35 a.m.ORD - YYZ
Nonstop1h 40mMultiple Airlines
Sat 17/53:00 p.m.YYZ - ORD
1 stop6h 12mMultiple Airlines
Deal found 22/4C$ 235
Fri 13/65:50 p.m.MDW - YTZ
Nonstop1h 42mMultiple Airlines
Sun 15/64:05 p.m.YTZ - MDW
Nonstop1h 49mMultiple Airlines
Deal found 22/4C$ 238
Fri 6/69:14 p.m.ORD - YYZ
Nonstop1h 44mUnited Airlines
Tue 10/67:00 a.m.YYZ - ORD
Nonstop1h 59mUnited Airlines
Deal found 22/4C$ 239
Thu 10/79:40 a.m.MDW - YTZ
Nonstop1h 40mPorter Airlines
Sat 12/77:55 a.m.YTZ - MDW
Nonstop1h 50mPorter Airlines
Deal found 22/4C$ 243
Tue 20/56:01 p.m.ORD - YYZ
Nonstop1h 43mAir Canada
Fri 23/511:00 a.m.YYZ - ORD
Nonstop2h 01mAir Canada
Deal found 22/4C$ 245
Tue 3/610:56 a.m.ORD - YTZ
1 stop8h 41mAir Canada
Tue 10/610:25 a.m.YTZ - ORD
1 stop5h 30mAir Canada
Deal found 21/4C$ 254
Thu 15/59:40 a.m.MDW - YTZ
Nonstop1h 42mAir Transat
Sun 18/57:55 a.m.YTZ - MDW
Nonstop1h 50mAir Transat
Deal found 21/4C$ 271
Thu 15/51:00 p.m.ORD - YYZ
Nonstop1h 46mLufthansa
Sun 18/512:00 p.m.YYZ - ORD
Nonstop1h 55mLufthansa
Deal found 22/4C$ 288
Wed 28/58:17 p.m.ORD - YYZ
1 stop14h 38mAmerican Airlines
Thu 29/53:10 p.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 21/4C$ 317
Fri 6/66:24 a.m.ORD - YYZ
1 stop4h 16mDelta
Fri 13/61:04 p.m.YYZ - ORD
1 stop4h 42mDelta
Deal found 22/4C$ 322
Sun 25/56:25 p.m.MDW - YYZ
1 stop3h 33mDelta
Thu 29/59:49 a.m.YYZ - MDW
1 stop3h 39mDelta
Deal found 21/4C$ 322
Thu 5/65:20 p.m.MDW - YTZ
Nonstop1h 42mAPG Airlines
Thu 12/67:55 a.m.YTZ - MDW
Nonstop1h 50mAPG Airlines
Deal found 21/4C$ 330

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Toronto 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 629,999 searches. Data last updated 22 April 2025.
Use the filters below to find and compare flights from Illinois to Toronto that are best for you.

Fly from

Illinois

Fly to

Toronto

Route

Depart

Return

Price

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 17/5

9:35 a.m.-12:15 p.m.

Nonstop1h 40m

Toronto Pearson Intl

Sat 17/5

3:00 p.m.-8:12 p.m.

1 stop6h 12m

C$ 235

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 6/6

8:25 p.m.-11:07 p.m.

Nonstop1h 42m

Toronto Pearson Intl

Fri 13/6

1:00 p.m.-2:01 p.m.

Nonstop2h 01m

C$ 236

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 6/6

9:14 p.m.-11:58 p.m.

Nonstop1h 44m

Toronto Pearson Intl

Tue 10/6

7:00 a.m.-7:59 a.m.

Nonstop1h 59m

C$ 239

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Sat 24/5

9:40 a.m.-12:22 p.m.

Nonstop1h 42m

Toronto Island

Mon 26/5

7:55 a.m.-8:45 a.m.

Nonstop1h 50m

C$ 249

ChicagoToronto

ORD - YTZ

ORDYTZ

Chicago O'Hare Intl

Thu 10/7

1:56 p.m.-8:36 p.m.

1 stop5h 40m

Toronto Island

Mon 14/7

10:20 a.m.-6:53 p.m.

1 stop9h 33m

C$ 250

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Tue 15/7

5:20 p.m.-8:02 p.m.

Nonstop1h 42m

Toronto Island

Sun 20/7

7:55 a.m.-8:45 a.m.

Nonstop1h 50m

C$ 252

ChicagoToronto

MDW - YTZ

MDWYTZ

Chicago Midway

Thu 15/5

9:40 a.m.-12:22 p.m.

Nonstop1h 42m

Toronto Island

Sun 18/5

7:55 a.m.-8:45 a.m.

Nonstop1h 50m

C$ 271

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 15/5

1:00 p.m.-3:46 p.m.

Nonstop1h 46m

Toronto Pearson Intl

Sun 18/5

12:00 p.m.-12:55 p.m.

Nonstop1h 55m

C$ 288

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 6/6

6:24 a.m.-11:40 a.m.

1 stop4h 16m

Toronto Pearson Intl

Fri 13/6

3:31 p.m.-8:27 p.m.

1 stop5h 56m

C$ 322

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Sun 25/5

6:25 p.m.-10:58 p.m.

1 stop3h 33m

Toronto Pearson Intl

Fri 30/5

12:30 p.m.-5:45 p.m.

1 stop6h 15m

C$ 322

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/4

Showing 1-10 of 54 results
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Best time to book a flight from Illinois to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Illinois 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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Toronto

What is the cheapest month to book a flight from Illinois to Toronto?

Currently, January is the cheapest month in which you can book a flight from Illinois to Toronto (average of C$ 167). Flying from Illinois to Toronto in July is currently the most expensive (average of C$ 258). 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 IL to YTO?

Find hourly flight availability from Illinois to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 April 2025.

When flying from Illinois to Toronto, 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 Illinois to Toronto

Explore weekly flight availability from Illinois to Toronto. 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 22 April 2025.

The most flights from USIL to YTO are scheduled on a Tuesday (57 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (44 on average).

Rainfall in Toronto by month

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

In terms of precipitation, rainfall in Toronto ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Toronto when rainfall is around 51.0 mm.

Temperature in Toronto by month

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

If weather is an important factor for your trip to Toronto, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. 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 Toronto. Reviews last updated 22 April 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Porter Airlines and Delta from Illinois to Toronto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,911 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Porter Airlines
8.0
Very good
284 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
KLM
7.8
Good
1,331 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Air Transat
7.8
Good
385 reviews
Alaska Airlines
8.0
Very good
9,911 reviews
Check prices

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Illinois to Toronto. 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 Illinois to Toronto one-way?

    The cheapest airlines for a one-way flight from Illinois to Toronto are Air Canada (C$ 142), Delta (C$ 147), and United Airlines (C$ 149).

  • What are the most popular routes from Illinois to Toronto?

    When deciding which route to take from Illinois to Toronto consider Chicago O'Hare Intl - Toronto Pearson Intl, Chicago Midway - Toronto Island or Chicago Midway - Toronto Pearson Intl as they are the most popular.

  • What are the most reliable airlines from Illinois to Toronto?

    Before booking your flight to Toronto from Illinois, check out the most reliable airlines to get you to your destination on time: Sun Country Air (100%), Finnair (100%), Korean Air( 86%).

  • What are the cheapest flights from Illinois to Toronto?

    While on average a flight from Illinois to Toronto is generally C$ 271, our data shows the cheapest flight currently is C$ 142. When looking at the most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), you can expect to pay C$ 243 for that flight.

  • Can I find deals for flights from Illinois to Toronto that include hotel bookings?

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

  • How can I find direct flights from Illinois to Toronto?

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

  • Can I find deals for business class flights from Illinois to Toronto?

    Yes. Cheapflights offers flight deals from Illinois to Toronto 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 Illinois to Toronto?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Toronto (average of C$ 167). Flying from Illinois to Toronto in July is currently the most expensive (average of C$ 258). 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 Illinois to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Illinois to Toronto

Discover the top 3 airlines that operate flights from Illinois to Toronto. 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 629,999 searches. Data last updated 22 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 182AverageC$ 477FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 202AverageC$ 452FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 339AverageC$ 420FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Illinois to Toronto?

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Can Cheapflights find flights from Illinois to Toronto with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Illinois to Toronto, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Illinois to Toronto become cheaper?

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

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