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Cheap flights from Toronto Pearson Intl Airport to Illinois from C$ 166

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ORD
4 May — 11 May1
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 29 April 2025.

Round-trip from

C$ 252

One-way from

C$ 166

Popular in

December

Cheapest in

March

Average price

C$ 351

Good round-trip deal

C$ 427 or less

Good one-way deal

C$ 251 or less
Air Canada
  • Air Canada
  • 6/6-8/6
  • Nonstop
  • 3h 55m total
  • Toronto to Illinois
Search Deals
Air Canada
  • Air Canada
  • 11/6
  • 1 total stop
  • 5h 03m total
  • Toronto to Illinois
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 28 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 April 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.
Search Deals

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 29 April 2025.

Fri 6/611:00 a.m.YYZ - ORD
Nonstop2h 01mAir Canada
Sun 8/67:04 a.m.ORD - YYZ
Nonstop1h 54mAir Canada
Deal found 28/4C$ 252
Mon 15/97:20 a.m.YYZ - ORD
1 stop8h 53mMultiple Airlines
Mon 22/93:50 p.m.ORD - YYZ
Nonstop1h 43mMultiple Airlines
Deal found 28/4C$ 297
Fri 30/56:30 a.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Sun 1/66:00 a.m.ORD - YYZ
1 stop4h 55mAmerican Airlines
Deal found 28/4C$ 353
Thu 22/511:00 a.m.YYZ - ORD
Nonstop2h 01mUnited Airlines
Wed 28/56:00 a.m.ORD - YYZ
1 stop5h 46mUnited Airlines
Deal found 28/4C$ 359
Sun 18/59:49 a.m.YYZ - MDW
1 stop3h 39mDelta
Wed 21/59:16 a.m.MDW - YYZ
1 stop6h 59mDelta
Deal found 27/4C$ 359
Thu 22/512:30 p.m.YYZ - ORD
1 stop7h 50mDelta
Mon 2/61:45 p.m.ORD - YYZ
1 stop8h 13mDelta
Deal found 28/4C$ 367
Tue 27/56:30 a.m.YYZ - MDW
1 stop7h 45mWestJet
Tue 3/67:25 p.m.MDW - YYZ
1 stop15h 15mWestJet
Deal found 27/4C$ 384
Fri 13/66:30 a.m.YYZ - ORD
1 stop4h 33mWestJet
Thu 19/69:00 a.m.ORD - YYZ
1 stop4h 41mWestJet
Deal found 28/4C$ 388
Sat 17/56:30 a.m.YYZ - ORD
Nonstop1h 55mWestJet Encore
Sat 17/59:50 a.m.ORD - YYZ
Nonstop1h 40mWestJet Encore
Deal found 27/4C$ 402
Thu 22/52:10 p.m.YYZ - ORD
Nonstop1h 55mLufthansa
Sun 25/58:25 p.m.ORD - YYZ
Nonstop1h 42mLufthansa
Deal found 28/4C$ 414
Sat 10/56:30 a.m.YYZ - STL
1 stop27h 45mMultiple Airlines
Mon 12/59:55 p.m.STL - YYZ
1 stop25h 17mMultiple Airlines
Deal found 27/4C$ 499
Mon 23/611:30 a.m.YYZ - STL
Nonstop2h 06mUnited Airlines
Wed 25/67:30 a.m.STL - YYZ
Nonstop1h 55mUnited Airlines
Deal found 28/4C$ 561

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 29 April 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

Fri 6/6

11:00 a.m.-12:01 p.m.

Nonstop2h 01m

Chicago O'Hare Intl

Sun 8/6

7:04 a.m.-9:58 a.m.

Nonstop1h 54m

C$ 252

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 15/9

7:20 a.m.-3:13 p.m.

1 stop8h 53m

Chicago O'Hare Intl

Mon 22/9

3:50 p.m.-6:33 p.m.

Nonstop1h 43m

C$ 297

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 30/5

6:30 a.m.-7:25 a.m.

Nonstop1h 55m

Chicago O'Hare Intl

Sun 1/6

6:00 a.m.-11:55 a.m.

1 stop4h 55m

C$ 353

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 22/5

11:00 a.m.-12:01 p.m.

Nonstop2h 01m

Chicago O'Hare Intl

Wed 28/5

6:00 a.m.-12:46 p.m.

1 stop5h 46m

C$ 359

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Sun 18/5

9:49 a.m.-12:28 p.m.

1 stop3h 39m

Chicago Midway

Wed 21/5

9:16 a.m.-5:15 p.m.

1 stop6h 59m

C$ 359

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 22/5

12:30 p.m.-7:20 p.m.

1 stop7h 50m

Chicago O'Hare Intl

Mon 2/6

1:45 p.m.-10:58 p.m.

1 stop8h 13m

C$ 367

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Tue 27/5

6:30 a.m.-1:15 p.m.

1 stop7h 45m

Chicago Midway

Tue 3/6

7:25 p.m.-11:40 a.m.

1 stop15h 15m

C$ 384

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 13/6

6:30 a.m.-10:03 a.m.

1 stop4h 33m

Chicago O'Hare Intl

Thu 19/6

9:00 a.m.-2:41 p.m.

1 stop4h 41m

C$ 388

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 17/5

6:30 a.m.-7:25 a.m.

Nonstop1h 55m

Chicago O'Hare Intl

Sat 17/5

9:50 a.m.-12:30 p.m.

Nonstop1h 40m

C$ 402

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 22/5

2:10 p.m.-3:05 p.m.

Nonstop1h 55m

Chicago O'Hare Intl

Sun 25/5

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

Nonstop1h 42m

C$ 414

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 43 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 29 April 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 29 April 2025.

The most flights from YYZ to USIL 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 (43 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 29 April 2025.
To help decide which airline to fly from Toronto to Illinois, see what other customers have to say about Alaska Airlines, Delta and Aeromexico. 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
9,949 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Aeromexico
7.5
Good
1,697 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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$ 166), American Airlines (C$ 197), and United Airlines (C$ 219).

  • 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 (90%), Egyptair (89%) or ANA (85%) 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$ 1,266 for a flight from Toronto Pearson Intl Airport to Illinois. The cheapest flight overall is C$ 183 while the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl) is currently priced at C$ 224.

  • 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 260AverageC$ 365FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 301AverageC$ 521FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 302AverageC$ 401FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 330AverageC$ 731FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 429AverageC$ 632FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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How does Cheapflights help users find flights from Pearson Intl to Illinois?

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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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