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Cheap flights from Chicago to Toronto Pearson Intl Airport from C$ 140

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — YYZ
30 Apr — 7 May1
1 adult

Cheapflights Tip: The best prices from Chicago to Toronto Pearson Intl are usually found in October or August, booked 47 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Chicago to Pearson Intl

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Pearson Intl (YYZ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 April 2025.

Round-trip from

C$ 237

One-way from

C$ 140

Popular in

November

Cheapest in

October

Average price

C$ 480

Good round-trip deal

C$ 211 or less

Good one-way deal

C$ 161 or less
Air Canada
  • Air Canada
  • 8/6-15/6
  • 2 total stops
  • 10h 25m total
  • Chicago to Toronto
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Delta
  • Delta
  • 4/9
  • 1 total stop
  • 6h 37m total
  • Chicago to Toronto
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Highest demand for flights based on searches. 0% potential increase in price (C$ 2 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 8 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Chicago (CHI) to Toronto Pearson Intl.
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Price to beat on a one-way flight from Chicago (CHI) to Toronto Pearson Intl.
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Find flight deals from Chicago to Pearson Intl

Cheapest flights from Chicago to Pearson Intl
Explore the most affordable flight options available from Chicago to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 April 2025.

Sun 8/610:40 a.m.ORD - YYZ
1 stop5h 48mAir Canada
Sun 15/66:15 a.m.YYZ - ORD
1 stop4h 37mAir Canada
Deal found 25/4C$ 237
Sat 17/57:40 p.m.ORD - YYZ
1 stop11h 52mUnited Airlines
Sun 18/511:00 a.m.YYZ - ORD
Nonstop2h 03mUnited Airlines
Deal found 24/4C$ 243
Fri 16/59:05 p.m.ORD - YYZ
Nonstop1h 53mLufthansa
Sun 18/51:00 p.m.YYZ - ORD
Nonstop2h 06mLufthansa
Deal found 25/4C$ 286
Fri 16/511:15 a.m.ORD - YYZ
1 stop8h 08mMultiple Airlines
Sun 18/54:30 p.m.YYZ - ORD
Nonstop1h 54mMultiple Airlines
Deal found 25/4C$ 301
Fri 6/66:24 a.m.ORD - YYZ
1 stop4h 16mDelta
Fri 13/63:31 p.m.YYZ - ORD
1 stop5h 56mDelta
Deal found 25/4C$ 323
Wed 4/66:25 p.m.MDW - YYZ
1 stop3h 33mDelta
Wed 11/61:04 p.m.YYZ - MDW
1 stop5h 36mDelta
Deal found 23/4C$ 323
Wed 7/58:11 a.m.ORD - YYZ
Nonstop1h 40mAmerican Airlines
Wed 21/51:15 p.m.YYZ - ORD
Nonstop1h 55mAmerican Airlines
Deal found 24/4C$ 351
Thu 12/66:00 a.m.ORD - YYZ
1 stop4h 55mWestJet
Thu 19/63:31 p.m.YYZ - ORD
1 stop5h 56mWestJet
Deal found 24/4C$ 431
Mon 9/67:21 p.m.MDW - YYZ
1 stop15h 34mWestJet
Mon 16/66:30 a.m.YYZ - MDW
1 stop12h 10mWestJet
Deal found 24/4C$ 456
Mon 26/58:04 p.m.MDW - YYZ
3 stops20h 44mMultiple Airlines
Sun 1/69:35 a.m.YYZ - MDW
2 stops34h 39mMultiple Airlines
Deal found 25/4C$ 625

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Pearson Intl 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 25 April 2025.
Use the filters below to find and compare flights from Chicago to Toronto Pearson Intl Airport that are best for you.

Fly from

Chicago

Fly to

Pearson Intl

Route

Depart

Return

Price

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sun 8/6

10:40 a.m.-5:28 p.m.

1 stop5h 48m

Toronto Pearson Intl

Sun 15/6

6:15 a.m.-9:52 a.m.

1 stop4h 37m

C$ 237

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Sat 17/5

7:40 p.m.-8:32 a.m.

1 stop11h 52m

Toronto Pearson Intl

Sun 18/5

11:00 a.m.-12:03 p.m.

Nonstop2h 03m

C$ 243

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 16/5

9:05 p.m.-11:58 p.m.

Nonstop1h 53m

Toronto Pearson Intl

Sun 18/5

1:00 p.m.-2:06 p.m.

Nonstop2h 06m

C$ 286

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Fri 9/5

9:45 p.m.-8:16 a.m.

1 stop9h 31m

Toronto Pearson Intl

Sun 1/6

6:15 a.m.-9:52 a.m.

1 stop4h 37m

C$ 320

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$ 323

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Wed 4/6

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

1 stop6h 59m

Toronto Pearson Intl

Wed 11/6

1:04 p.m.-5:40 p.m.

1 stop5h 36m

C$ 323

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Wed 7/5

8:11 a.m.-10:51 a.m.

Nonstop1h 40m

Toronto Pearson Intl

Wed 21/5

1:15 p.m.-2:10 p.m.

Nonstop1h 55m

C$ 351

ChicagoToronto

ORD - YYZ

ORDYYZ

Chicago O'Hare Intl

Thu 12/6

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

1 stop4h 55m

Toronto Pearson Intl

Thu 19/6

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

1 stop5h 56m

C$ 431

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Mon 9/6

7:21 p.m.-11:55 a.m.

1 stop15h 34m

Toronto Pearson Intl

Mon 16/6

6:30 a.m.-5:40 p.m.

1 stop12h 10m

C$ 456

ChicagoToronto

MDW - YYZ

MDWYYZ

Chicago Midway

Mon 26/5

8:04 p.m.-5:48 p.m.

3 stops20h 44m

Toronto Pearson Intl

Sun 1/6

9:35 a.m.-7:14 p.m.

2 stops34h 39m

C$ 625

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

Showing 1-10 of 19 results
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Best time to book a flight from Chicago to Pearson Intl

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

How far ahead should I book a flight from Chicago to Toronto Pearson Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Pearson Intl. Price data was last updated on 18 April 2025.

The price you pay for your flight from Chicago to Toronto Pearson Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Chicago to Toronto Pearson Intl Airport (average of C$ 167). Flying from Chicago to Toronto Pearson Intl Airport 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 CHI to YYZ?

Find hourly flight availability from Chicago to Pearson Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 April 2025.

It’s typically best to fly out from Chicago to Toronto Pearson Intl Airport in the afternoon. Doing so could potentially save you 6% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Chicago to Toronto Pearson Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Pearson Intl. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Chicago to Toronto Pearson Intl Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Toronto Pearson Intl Airport

Explore weekly flight availability from Chicago to Pearson Intl. 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 25 April 2025.

The most flights from CHI to YYZ are scheduled on a Wednesday (57 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (45 on average).

Rainfall in Pearson Intl by month

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

In terms of precipitation, rainfall in Toronto Pearson Intl Airport 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 Pearson Intl Airport when rainfall is around 51.0 mm.

Temperature in Pearson Intl by month

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

If weather is an important factor for your trip to Toronto Pearson Intl Airport, 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 Pearson Intl

Get insights into the airlines that provide service to Pearson Intl. 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 Pearson Intl. Reviews last updated 25 April 2025.
Read through reviews of airlines operating flights from Chicago to Toronto, such as Delta, United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,688 reviews
Delta
8.0
Very good
7,920 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,920 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,818 reviews
Delta
8.0
Very good
7,920 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,207 reviews
Delta
8.0
Very good
7,920 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Pearson Intl. 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 flying from Chicago to Toronto Pearson Intl Airport round-trip?

    Flying on Air Canada is currently your cheapest option to Toronto Pearson Intl Airport, with prices starting at C$ 237. Additional round-trip tickets that might be worth considering are offered by United Airlines and Lufthansa, with the lowest prices starting at C$ 243 and C$ 286, respectively. Air Canada is 47% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago to Toronto Pearson Intl Airport one-way?

    One-way options have recently been found by users for as low as C$ 140 on Delta. Other airlines that offer cheap prices include Air Canada from C$ 141 and American Airlines from C$ 150 one-way.

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

    Consider Sun Country Air (100%), Finnair (100%) or Korean Air (86%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Toronto Pearson Intl Airport.

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

    Looking at all options, your cheapest flight can be booked for C$ 142. While the most popular route (Chicago O'Hare Intl - Toronto Pearson Intl) can be booked for C$ 238 on average our data indicates C$ 272 when flying from Chicago to Toronto Pearson Intl Airport.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Chicago to Toronto Pearson Intl Airport (average of C$ 167). Flying from Chicago to Toronto Pearson Intl Airport 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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Top 2 airlines flying from Chicago to Pearson Intl

Discover the top 2 airlines that operate flights from Chicago to Pearson Intl. 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 25 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 183AverageC$ 479FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 202AverageC$ 454FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Chicago to Pearson Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Chicago to Pearson Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes, we can. To see specific flights from Chicago to Pearson Intl 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 Pearson Intl become cheaper?

Yes! Start tracking prices for Chicago to Pearson Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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