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Cheap flights from Toronto Region of Waterloo Intl Airport to Illinois from C$ 346

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 4/4. 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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 a.m. - 1:35 p.m.YKF-ORD
31h 30m1 stop
Multiple Airlines Logo
6:30 a.m. - 5:28 a.m.ORD-YKF
21h 58m2 stops
C$ 951Multiple Airlines
Find Deal
Thu, 20 Nov - Wed, 26 Nov
Multiple Airlines Logo
7:05 a.m. - 1:35 p.m.YKF-ORD
31h 30m1 stop
Multiple Airlines Logo
6:30 a.m. - 4:00 p.m.ORD-YKF
32h 30m2 stops
C$ 979Multiple Airlines
Find Deal
Thu, 20 Nov - Wed, 26 Nov
Multiple Airlines Logo
4:25 p.m. - 5:14 p.m.YKF-ORD
25h 49m3 stops
Multiple Airlines Logo
10:27 a.m. - 3:40 p.m.ORD-YKF
28h 13m3 stops
C$ 983Multiple Airlines
Find Deal
Fri, 9 Jan - Sun, 11 Jan
Multiple Airlines Logo
4:25 p.m. - 5:14 p.m.YKF-ORD
25h 49m3 stops
Multiple Airlines Logo
11:50 a.m. - 5:28 a.m.ORD-YKF
16h 38m2 stops
C$ 1,315Multiple Airlines
Find Deal
Fri, 9 Jan - Sun, 11 Jan
Multiple Airlines Logo
7:00 p.m. - 6:05 a.m.YKF-ORD
36h 05m3 stops
Multiple Airlines Logo
7:00 a.m. - 3:40 p.m.ORD-YKF
31h 40m3 stops
C$ 1,628Multiple Airlines
Find Deal
Sat, 20 Dec - Sat, 27 Dec
WestJet Logo
6:20 a.m. - 9:40 p.m.YKF-ORD
16h 20m2 stops
WestJet Logo
2:20 p.m. - 5:28 a.m.ORD-YKF
14h 08m1 stop
C$ 1,821WestJet
Find Deal
Mon, 15 Dec - Mon, 22 Dec
Multiple Airlines Logo
7:00 p.m. - 10:29 p.m.YKF-ORD
28h 29m2 stops
Multiple Airlines Logo
7:00 a.m. - 3:40 p.m.ORD-YKF
31h 40m3 stops
C$ 1,934Multiple Airlines
Find Deal
Sat, 20 Dec - Sat, 27 Dec
Multiple Airlines Logo
6:20 a.m. - 11:29 p.m.YKF-ORD
18h 09m2 stops
Multiple Airlines Logo
5:00 a.m. - 5:28 a.m.ORD-YKF
23h 28m2 stops
C$ 2,012Multiple Airlines
Find Deal
Sat, 29 Nov - Sun, 30 Nov
WestJet Logo
6:20 a.m. - 9:36 p.m.YKF-ORD
16h 16m2 stops
WestJet Logo
11:19 a.m. - 5:28 a.m.ORD-YKF
17h 09m2 stops
C$ 2,295WestJet
Find Deal
Thu, 20 Nov - Wed, 26 Nov
WestJet Logo
6:20 a.m. - 9:40 p.m.YKF-ORD
16h 20m2 stops
WestJet Logo
12:30 p.m. - 5:28 a.m.ORD-YKF
15h 58m2 stops
C$ 2,322WestJet
Find Deal
Mon, 15 Dec - Mon, 22 Dec

WestJet flights from Toronto Region of Waterloo Intl Airport to Illinois

Our best WestJet deals on Toronto Region of Waterloo Intl Airport to Illinois flight tickets
WestJet
15 Dec
YKF6:20 a.m.Toronto Region of Waterloo Intl
16h 20m
2 stops
ORD9:40 p.m.Chicago O'Hare Intl
22 Dec
ORD2:20 p.m.Chicago O'Hare Intl
14h 08m
1 stop
YKF5:28 a.m.Toronto Region of Waterloo Intl
C$ 1,821
Find similar
WestJet
20 Nov
YKF6:20 a.m.Toronto Region of Waterloo Intl
16h 16m
2 stops
ORD9:36 p.m.Chicago O'Hare Intl
26 Nov
ORD11:19 a.m.Chicago O'Hare Intl
17h 09m
2 stops
YKF5:28 a.m.Toronto Region of Waterloo Intl
C$ 2,295
Find similar
WestJet
15 Dec
YKF6:20 a.m.Toronto Region of Waterloo Intl
16h 20m
2 stops
ORD9:40 p.m.Chicago O'Hare Intl
22 Dec
ORD12:30 p.m.Chicago O'Hare Intl
15h 58m
2 stops
YKF5:28 a.m.Toronto Region of Waterloo Intl
C$ 2,322
Find similar

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 6 November 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

Thu 20/11

7:05 a.m.-1:35 p.m.

1 stop31h 30m

Chicago O'Hare Intl

Wed 26/11

6:30 a.m.-5:28 a.m.

2 stops21h 58m

C$ 951

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Thu 20/11

7:05 a.m.-1:35 p.m.

1 stop31h 30m

Chicago O'Hare Intl

Wed 26/11

6:30 a.m.-4:00 p.m.

2 stops32h 30m

C$ 979

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Fri 9/1

4:25 p.m.-5:14 p.m.

3 stops25h 49m

Chicago O'Hare Intl

Sun 11/1

10:27 a.m.-3:40 p.m.

3 stops28h 13m

C$ 983

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Fri 9/1

4:25 p.m.-5:14 p.m.

3 stops25h 49m

Chicago O'Hare Intl

Sun 11/1

11:50 a.m.-5:28 a.m.

2 stops16h 38m

C$ 1,315

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Sat 20/12

7:00 p.m.-6:05 a.m.

3 stops36h 05m

Chicago O'Hare Intl

Sat 27/12

7:00 a.m.-3:40 p.m.

3 stops31h 40m

C$ 1,628

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Mon 15/12

6:20 a.m.-9:40 p.m.

2 stops16h 20m

Chicago O'Hare Intl

Mon 22/12

2:20 p.m.-5:28 a.m.

1 stop14h 08m

C$ 1,821

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Sat 20/12

7:00 p.m.-10:29 p.m.

2 stops28h 29m

Chicago O'Hare Intl

Sat 27/12

7:00 a.m.-3:40 p.m.

3 stops31h 40m

C$ 1,934

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Sat 29/11

6:20 a.m.-11:29 p.m.

2 stops18h 09m

Chicago O'Hare Intl

Sun 30/11

5:00 a.m.-5:28 a.m.

2 stops23h 28m

C$ 2,012

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Thu 20/11

6:20 a.m.-9:36 p.m.

2 stops16h 16m

Chicago O'Hare Intl

Wed 26/11

11:19 a.m.-5:28 a.m.

2 stops17h 09m

C$ 2,295

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Mon 15/12

6:20 a.m.-9:40 p.m.

2 stops16h 20m

Chicago O'Hare Intl

Mon 22/12

12:30 p.m.-5:28 a.m.

2 stops15h 58m

C$ 2,322

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$ 380. 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$ 530.

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.
Search flight deals

  • 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 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.

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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