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Cheap flights from Toronto Region of Waterloo Intl Airport to Illinois from C$ 209

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto Region of Waterloo Intl Airport to Illinois departing on 25/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Toronto Region of Waterloo Intl Airport to Illinois

Cheap round-trip flights

Logo
6:15 a.m. - 12:39 p.m.YKF-ORD
31h 24m1 stop
Logo
5:30 p.m. - 5:15 a.m.ORD-YKF
10h 45m1 stop
C$ 540
Find Deal
Fri, 10 Oct - Fri, 17 Oct
Logo
6:25 p.m. - 4:43 p.m.YKF-ORD
23h 18m2 stops
Logo
5:30 p.m. - 5:15 a.m.ORD-YKF
10h 45m1 stop
C$ 570
Find Deal
Thu, 2 Oct - Sun, 5 Oct
Logo
6:00 a.m. - 12:39 p.m.YKF-ORD
31h 39m2 stops
Logo
5:30 p.m. - 5:15 a.m.ORD-YKF
10h 45m1 stop
C$ 716
Find Deal
Fri, 10 Oct - Fri, 17 Oct
Logo
6:00 a.m. - 4:43 p.m.YKF-ORD
11h 43m1 stop
Logo
5:30 p.m. - 5:15 a.m.ORD-YKF
10h 45m1 stop
C$ 730
Find Deal
Thu, 9 Oct - Thu, 16 Oct
Logo
6:00 a.m. - 12:39 p.m.YKF-ORD
31h 39m3 stops
Logo
5:30 p.m. - 5:15 a.m.ORD-YKF
10h 45m1 stop
C$ 731
Find Deal
Fri, 10 Oct - Fri, 17 Oct
Logo
6:00 a.m. - 12:39 p.m.YKF-ORD
31h 39m3 stops
Logo
5:30 p.m. - 5:30 a.m.ORD-YKF
35h 00m2 stops
C$ 737
Find Deal
Fri, 10 Oct - Fri, 17 Oct
Logo
6:00 a.m. - 12:39 p.m.YKF-ORD
31h 39m3 stops
Logo
5:30 p.m. - 5:30 a.m.ORD-YKF
35h 00m3 stops
C$ 775
Find Deal
Fri, 10 Oct - Fri, 17 Oct
Logo
6:00 a.m. - 4:43 p.m.YKF-ORD
11h 43m1 stop
Logo
5:30 p.m. - 5:15 a.m.ORD-YKF
10h 45m1 stop
C$ 979
Find Deal
Thu, 2 Oct - Sun, 5 Oct
Logo
6:00 a.m. - 4:43 p.m.YKF-ORD
11h 43m1 stop
Logo
3:45 p.m. - 5:15 a.m.ORD-YKF
12h 30m2 stops
C$ 1,099
Find Deal
Thu, 2 Oct - Sun, 5 Oct
Logo
6:00 a.m. - 11:51 p.m.YKF-ORD
18h 51m3 stops
Logo
5:30 p.m. - 5:15 a.m.ORD-YKF
10h 45m1 stop
C$ 1,232
Find Deal
Thu, 9 Oct - Thu, 16 Oct

momondo Fare Finder

 
Customize your flight search to find flights from Toronto Region of Waterloo Intl Airport 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, momondo users made 96,600 searches. Data last updated 27 August 2025.
Use the filters below to find and compare flights from Toronto Region of Waterloo Intl Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Fri 10/10

6:15 a.m.-12:39 p.m.

1 stop31h 24m

Chicago O'Hare Intl

Fri 17/10

5:30 p.m.-5:15 a.m.

1 stop10h 45m

C$ 540

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Thu 2/10

6:25 p.m.-4:43 p.m.

2 stops23h 18m

Chicago O'Hare Intl

Sun 5/10

5:30 p.m.-5:15 a.m.

1 stop10h 45m

C$ 570

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Fri 10/10

6:00 a.m.-12:39 p.m.

2 stops31h 39m

Chicago O'Hare Intl

Fri 17/10

5:30 p.m.-5:15 a.m.

1 stop10h 45m

C$ 716

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Thu 9/10

6:00 a.m.-4:43 p.m.

1 stop11h 43m

Chicago O'Hare Intl

Thu 16/10

5:30 p.m.-5:15 a.m.

1 stop10h 45m

C$ 730

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Fri 10/10

6:00 a.m.-12:39 p.m.

3 stops31h 39m

Chicago O'Hare Intl

Fri 17/10

5:30 p.m.-5:15 a.m.

1 stop10h 45m

C$ 731

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Fri 10/10

6:00 a.m.-12:39 p.m.

3 stops31h 39m

Chicago O'Hare Intl

Fri 17/10

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

2 stops35h 00m

C$ 736

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Fri 10/10

6:00 a.m.-12:39 p.m.

3 stops31h 39m

Chicago O'Hare Intl

Fri 17/10

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

3 stops35h 00m

C$ 775

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Thu 2/10

6:00 a.m.-4:43 p.m.

1 stop11h 43m

Chicago O'Hare Intl

Sun 5/10

5:30 p.m.-5:15 a.m.

1 stop10h 45m

C$ 979

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Thu 2/10

6:00 a.m.-4:43 p.m.

1 stop11h 43m

Chicago O'Hare Intl

Sun 5/10

3:45 p.m.-5:15 a.m.

2 stops12h 30m

C$ 1,099

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Thu 9/10

6:00 a.m.-11:51 p.m.

3 stops18h 51m

Chicago O'Hare Intl

Thu 16/10

5:30 p.m.-5:15 a.m.

1 stop10h 45m

C$ 1,232

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Toronto Region of Waterloo Intl Airport to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Illinois?

According to our data, Saturday is the cheapest day to fly to Illinois from Toronto Region of Waterloo Intl Airport. The lowest ticket price found for a Saturday departure recently was C$ 373. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Illinois is Tuesday, with ticket prices averaging around C$ 520.

Cheap Toronto Region of Waterloo Intl Airport to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto Region of Waterloo Intl Airport to Illinois

Direct flights

None
There are no direct flights from Toronto Region of Waterloo Intl Airport to Illinois. There are no popular flight routes from Toronto Region of Waterloo Intl Airport to Illinois.
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  • When did momondo last update prices for flights from Toronto Region of Waterloo Intl Airport to Illinois?

    Prices for flights from Toronto Region of Waterloo Intl Airport to Illinois refresh daily.

  • How many operators does momondo search for flights from Toronto Region of Waterloo Intl Airport to Illinois?

  • How old do you have to be to fly from Toronto Region of Waterloo Intl Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Toronto Region of Waterloo Intl Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Toronto Region of Waterloo Intl Airport to Illinois

Compare and see reviews for airlines that fly from Toronto Region of Waterloo Intl Airport to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 330Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Toronto to Illinois?

It is quick and easy to find Toronto to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

Can I find flights from Toronto to Illinois with flexible booking policies on momondo?

Flights from Toronto to Illinois with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Toronto to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from Toronto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Toronto to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Toronto to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.

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