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Cheap flights from Chicago to Toronto from £78

CHI — YTO
16 Oct — 23 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Chicago to Toronto are usually found in March or January, booked 47 days in advance, depart on a Thursday or Wednesday and return on a Friday

Cheap flight deals from Chicago to Toronto

Enter your travel dates to find the best prices.

Cheapest flights from Chicago to Toronto

Sat 10/1021:45 -
1 stop11h 19m
Sun 11/1012:25 -
Nonstop1h 58m
Deal found 15/9£170
Sun 4/1008:50 -
Nonstop1h 59m
Sun 4/1014:30 -
1 stop10h 13m
Deal found 11/9£174
Tue 13/1021:52 -
1 stop11h 12m
Wed 14/1014:00 -
1 stop7h 12m
Deal found 11/9£176
Fri 9/1021:20 -
Nonstop1h 39m
Tue 13/1011:00 -
Nonstop2h 00m
Deal found 14/9£180
Mon 28/921:20 -
Nonstop1h 39m
Wed 7/1015:55 -
Nonstop1h 58m
Deal found 11/9£181
Wed 21/1021:20 -
Nonstop1h 39m
Sat 24/1016:00 -
1 stop5h 12m
Deal found 11/9£187
Fri 23/1012:55 -
1 stop9h 59m
Sun 25/1008:35 -
Nonstop2h 09m
Deal found 11/9£188
Thu 15/1014:52 -
Nonstop2h 04m
Mon 19/1019:00 -
1 stop5h 21m
Deal found 13/9£192
Wed 25/1107:03 -
Nonstop1h 44m
Mon 30/1119:26 -
Nonstop2h 22m
Deal found 15/9£198
Thu 1/1021:20 -
Nonstop1h 39m
Mon 5/1011:00 -
Nonstop2h 00m
Deal found 11/9£199
Thu 1/1008:55 -
1 stop3h 39m
Sat 3/1009:45 -
1 stop4h 13m
Deal found 11/9£200

Find flight deals from Chicago to Toronto

Round-trip from

£170

One-way from

£78

Popular in

August

Cheapest in

March

Average price

£221

Good round-trip deal

£184 or less
Air Canada
  • Air Canada
  • 13/10-14/10
  • 1 total stop
  • 13h 07m total
  • Chicago to Toronto
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United Airlines
  • United Airlines
  • 13/10-31/12
  • 1 total stop
  • 10h 44m total
  • Chicago to Toronto
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£9 potential increase over avg. return price).
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Cheapest flight prices on average. 0% potential price decrease (£2 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Chicago (CHI) to Toronto (YTO).
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Chicago to Toronto that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest return flight

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Fri 9/10

13:26-22:56

1 stop8h 30m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£78

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Wed 7/10

06:00-11:43

1 stop4h 43m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£78

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Thu 15/10

13:55-22:56

1 stop8h 01m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£78

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Mon 28/9

15:00-22:23

1 stop6h 23m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£78

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Fri 30/10

07:00-13:36

1 stop5h 36m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£78

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Fri 2/10

05:00-11:43

1 stop5h 43m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£78

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Sun 1/11

17:29-22:56

1 stop4h 27m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£78

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Mon 26/10

16:40-23:26

1 stop5h 46m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£78

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Sun 13/12

08:39-13:35

1 stop3h 56m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£78
Fastest return journey

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Sun 18/10

16:33-19:37

Nonstop2h 04m

Toronto Pearson Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

£80

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Chicago to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Chicago with our price prediction graph.
Estimated return price

Cheapflights Insights

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

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

Currently, February is the cheapest month in which you can book a flight from Chicago to Toronto (average of £209). Flying from Chicago to Toronto in August is currently the most expensive (average of £266). 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 YTO?

Unlike in the evening, when flights are generally more expensive, you can save up to 68% on flights from Chicago to Toronto by exploring options for tickets in the afternoon.

Weekly flight availability from Chicago to Toronto

The most flights from CHI to YTO are scheduled on a Monday (77 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (43 on average).

How much does it cost for a return flight from Chicago to Toronto?

Airfare is below average for this route at the moment.
Chicago to Toronto flights typically cost between £178 and £275 in October.
The cheapest return price found within the last 5 days was £170 on Multiple Airlines (10 Oct–11 Oct).

How often are flights from Chicago to Toronto delayed?

About 21% of weekly flights between Chicago and Toronto have experienced delays in the past year, with the average delay time being 132 minutes.

What is the most punctual flight time for Chicago to Toronto flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Chicago to Toronto flights?

Over the past year, American Airlines have had the lowest number of delays on this route, with just 17% of flights being delayed.

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

The price you pay for your flight from Chicago to Toronto may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

  • How long is the flight from Chicago to Toronto?

    There are many flights that can get you from Chicago to Toronto in 1h 44m. Fly via United Airlines to get the fastest option. There are 436 mi between Chicago and Toronto. All flights are typically direct.

  • What is the cheapest airline to fly from Chicago to Toronto round-trip?

    According to our current data, Air Canada (£184), offers the cheapest pricing from Chicago to Toronto. Users have found that Air Canada is 14% cheaper than the other options available to this destination.

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

    No one likes to see their flight delayed. When booking a flight from Chicago to Toronto consider choosing Korean Air (86%), Royal Jordanian (82%) or Republic Airways (75%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Chicago to Toronto?

    The cheapest flight price from Chicago to Toronto is £184. On average you can expect to pay £185. The most popular route, (Chicago O'Hare Intl - Toronto Pearson Intl), can usually be booked for £181.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Chicago to Toronto (average of £209). Flying from Chicago to Toronto in August is currently the most expensive (average of £266). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Chicago to Toronto

O'Hare Intl to Pearson Intl flights

Top airline flying from Chicago to Toronto

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£184Average£277FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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When you search for this flight from Chicago to Toronto, 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 Chicago to Toronto?

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Chicago to Toronto flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Toronto from Chicago today and book when prices fit your budget.

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