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Cheap flights from Toronto Pearson Intl Airport to Illinois from C$ 180

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 22/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ORD
31 Mar — 7 Apr1
1 adult

Cheap flight deals from Pearson Intl to Illinois

Keep the following information in mind while searching for Pearson Intl to Illinois flight deals. Data was last updated 26 March 2025.

Round-trip from

C$ 276

One-way from

C$ 180

Popular in

December

Cheapest in

April

Average price

C$ 398

Good round-trip deal

C$ 430 or less

Good one-way deal

C$ 305 or less
Air Canada
  • Air Canada
  • 16/4-23/4
  • Nonstop
  • 3h 41m total
  • Toronto to Illinois
Search Deals
Air Canada
  • Air Canada
  • 22/5
  • Nonstop
  • 1h 54m total
  • Toronto to Illinois
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$ 6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Toronto Pearson Intl to Illinois.
Search Deals
Price to beat on a one-way flight from Toronto Pearson Intl to Illinois.
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Find flight deals from Pearson Intl to Illinois

Cheapest flights from Pearson Intl to Illinois
Explore the most affordable flight options available from Pearson Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.

Thu 8/512:00 p.m.YYZ - ORD
Nonstop1h 55mAir Canada
Sun 11/56:30 p.m.ORD - YYZ
Nonstop1h 46mAir Canada
Deal found 25/3C$ 303
Tue 6/512:54 p.m.YYZ - MDW
1 stop5h 25mDelta
Wed 7/56:25 p.m.MDW - YYZ
1 stop3h 33mDelta
Deal found 24/3C$ 319
Sat 19/47:00 a.m.YYZ - ORD
Nonstop2h 03mUnited Airlines
Sun 20/47:10 a.m.ORD - YYZ
Nonstop1h 48mUnited Airlines
Deal found 25/3C$ 320
Sat 19/412:20 p.m.YYZ - ORD
Nonstop1h 55mMultiple Airlines
Sun 20/47:20 a.m.ORD - YYZ
1 stop6h 19mMultiple Airlines
Deal found 25/3C$ 328
Thu 24/46:00 a.m.YYZ - ORD
1 stop4h 21mDelta
Sun 27/46:35 a.m.ORD - YYZ
1 stop4h 24mDelta
Deal found 25/3C$ 345
Thu 24/41:15 p.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Tue 29/46:04 a.m.ORD - YYZ
1 stop4h 51mAmerican Airlines
Deal found 24/3C$ 378
Fri 2/57:21 p.m.YYZ - MDW
1 stop22h 58mWestJet
Mon 5/57:00 p.m.MDW - YYZ
1 stop15h 59mWestJet
Deal found 25/3C$ 400
Sat 17/59:49 a.m.YYZ - ORD
1 stop3h 52mWestJet
Sun 18/57:10 a.m.ORD - YYZ
1 stop3h 15mWestJet
Deal found 25/3C$ 416
Sun 6/46:30 a.m.YYZ - MDW
2 stops23h 50mMultiple Airlines
Wed 9/412:46 p.m.MDW - YYZ
1 stop29h 44mMultiple Airlines
Deal found 24/3C$ 466
Wed 21/56:15 a.m.YYZ - STL
1 stop6h 33mWestJet
Tue 27/56:00 a.m.STL - YYZ
1 stop13h 44mWestJet
Deal found 25/3C$ 531
Fri 4/47:10 a.m.YYZ - STL
1 stop17h 36mMultiple Airlines
Sun 6/44:57 p.m.STL - YYZ
1 stop19h 58mMultiple Airlines
Deal found 25/3C$ 532
Wed 21/510:20 a.m.YYZ - STL
1 stop8h 42mDelta
Tue 27/56:45 a.m.STL - YYZ
1 stop3h 40mDelta
Deal found 25/3C$ 538

Cheapflights Fare Finder

Customize your flight search to find flights from Pearson Intl to Illinois 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 26 March 2025.
Use the filters below to find and compare flights from Toronto Pearson Intl Airport to Illinois that are best for you.

Fly from

Pearson Intl

Fly to

Illinois

Route

Depart

Return

Price

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 8/5

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

Nonstop1h 55m

Chicago O'Hare Intl

Sun 11/5

6:30 p.m.-9:16 p.m.

Nonstop1h 46m

C$ 303

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Tue 6/5

12:54 p.m.-5:19 p.m.

1 stop5h 25m

Chicago Midway

Wed 7/5

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

1 stop3h 33m

C$ 319

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 19/4

7:00 a.m.-8:03 a.m.

Nonstop2h 03m

Chicago O'Hare Intl

Sun 20/4

7:10 a.m.-9:58 a.m.

Nonstop1h 48m

C$ 320

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 19/4

12:20 p.m.-1:15 p.m.

Nonstop1h 55m

Chicago O'Hare Intl

Sun 20/4

7:20 a.m.-2:39 p.m.

1 stop6h 19m

C$ 328

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 24/4

6:00 a.m.-9:21 a.m.

1 stop4h 21m

Chicago O'Hare Intl

Sun 27/4

6:35 a.m.-11:59 a.m.

1 stop4h 24m

C$ 345

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 24/4

6:20 p.m.-7:15 p.m.

Nonstop1h 55m

Chicago O'Hare Intl

Sun 27/4

6:04 a.m.-11:55 a.m.

1 stop4h 51m

C$ 378

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Fri 2/5

7:21 p.m.-5:19 p.m.

1 stop22h 58m

Chicago Midway

Mon 5/5

7:00 p.m.-11:59 a.m.

1 stop15h 59m

C$ 400

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 17/5

9:49 a.m.-12:41 p.m.

1 stop3h 52m

Chicago O'Hare Intl

Sun 18/5

7:10 a.m.-11:25 a.m.

1 stop3h 15m

C$ 416

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Sun 6/4

6:30 a.m.-5:20 a.m.

2 stops23h 50m

Chicago Midway

Wed 9/4

12:46 p.m.-7:30 p.m.

1 stop29h 44m

C$ 466

TorontoSt. Louis

YYZ - STL

YYZSTL

Toronto Pearson Intl

Wed 21/5

6:15 a.m.-11:48 a.m.

1 stop6h 33m

Lambert-St Louis

Tue 27/5

6:00 a.m.-8:44 p.m.

1 stop13h 44m

C$ 531

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/3

Showing 1-10 of 38 results
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Best time to book a flight from Pearson Intl to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Pearson Intl 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 Toronto Pearson Intl Airport to Illinois

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

Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Illinois (average of C$ 261). Flying from Toronto Pearson Intl Airport to Illinois in March is currently the most expensive (average of C$ 355). 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 YYZ to IL?

Find hourly flight availability from Pearson Intl to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 March 2025.

When flying from Toronto Pearson Intl Airport to Illinois, 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 Toronto Pearson Intl Airport to Illinois

Explore weekly flight availability from Pearson Intl to Illinois. 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 26 March 2025.

The most flights from YYZ to USIL are scheduled on a Monday (54 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois 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 Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated 26 March 2025.
To help decide which airline to fly from Toronto to Illinois, see what other customers have to say about Alaska Airlines, Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,789 reviews
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,891 reviews
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,608 reviews
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
WestJet
7.2
Good
2,785 reviews
Alaska Airlines
8.0
Very good
9,789 reviews
Check prices

Food

7.1

Overall

8.0

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

    The cheapest airlines for a one-way flight from Toronto Pearson Intl Airport to Illinois are Air Canada (C$ 180), American Airlines (C$ 193), and Delta (C$ 197).

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

    Most travellers choose Toronto Pearson Intl - Chicago O'Hare Intl, Toronto Pearson Intl - Chicago Midway or Toronto Pearson Intl - Lambert-St Louis when deciding on the best route from Toronto Pearson Intl Airport to Illinois.

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

    Consider Copa Airlines (88%), Emirates (87%) or ANA (86%) when booking your flight. These represent the most reliable airlines when flying from Toronto Pearson Intl Airport to Illinois.

  • What are the cheapest flights from Toronto Pearson Intl Airport to Illinois?

    On average you can expect to pay C$ 3,002 for a flight from Toronto Pearson Intl Airport to Illinois. The cheapest flight overall is C$ 211 while the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl) is currently priced at C$ 293.

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

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

  • How can I find direct flights from Pearson Intl to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Pearson Intl to Illinois 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 Toronto Pearson Intl Airport to Illinois?

    Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Illinois (average of C$ 261). Flying from Toronto Pearson Intl Airport to Illinois in March is currently the most expensive (average of C$ 355). 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 Pearson Intl to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Pearson Intl to Illinois

Discover the top 5 airlines that operate flights from Pearson Intl to Illinois. 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 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 269AverageC$ 373FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 313AverageC$ 419FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 329AverageC$ 540FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 342AverageC$ 697FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 460AverageC$ 653FlexibilityNo 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 Pearson Intl to Illinois?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Pearson Intl to Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Pearson Intl to Illinois?

Cheapflights helps you find that perfect flight to Illinois from Pearson Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Illinois from Pearson Intl 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 Pearson Intl to Illinois become cheaper?

Yes, Cheapflights offers price alerts on Pearson Intl to Illinois flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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