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.

C$ 343 Cheap Flights from Toronto Region of Waterloo Intl Airport to Illinois in 2026

Find the cheapest flights from Toronto Region of Waterloo Intl Airport to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:40 p.m. - 12:59 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

53h 19m2 stops Calgary Phoenix Sky Harbor Intl

5:30 p.m. - 3:00 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

20h 30m1 stop Calgary

C$ 799Multiple Airlines

Fri, 9 Oct - Fri, 16 Oct

8:40 p.m. - 11:59 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

28h 19m2 stops Calgary Seattle/Tacoma Intl

5:30 p.m. - 7:50 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

25h 20m1 stop Calgary

C$ 856Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

6:05 a.m. - 4:40 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

11h 35m1 stop Calgary

5:30 p.m. - 3:00 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

20h 30m1 stop Calgary

C$ 922Multiple Airlines

Fri, 9 Oct - Fri, 16 Oct

6:05 a.m. - 5:16 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

24h 11m2 stops Calgary Las Vegas Harry Reid Intl

5:30 p.m. - 7:50 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

25h 20m1 stop Calgary

C$ 939Multiple Airlines

Thu, 8 Oct - Thu, 15 Oct

4:05 p.m. - 10:15 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

19h 10m2 stops Halifax Intl Montreal Pierre Elliott Trudeau Intl

5:30 p.m. - 6:20 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

23h 50m2 stops Calgary Halifax Intl

C$ 950Multiple Airlines

Thu, 17 Sep - Sun, 20 Sep

4:05 p.m. - 10:15 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

19h 10m2 stops Halifax Intl Montreal Pierre Elliott Trudeau Intl

5:30 p.m. - 6:20 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

23h 50m2 stops Calgary Halifax Intl

C$ 954Multiple Airlines

Thu, 17 Sep - Sun, 20 Sep

8:40 p.m. - 4:40 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

21h 00m1 stop Calgary

5:30 p.m. - 7:50 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

25h 20m1 stop Calgary

C$ 961WestJet

Sat, 19 Sep - Mon, 21 Sep

8:40 p.m. - 4:40 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

21h 00m1 stop Calgary

7:40 a.m. - 3:00 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

30h 20m2 stops Houston George Bush Intcntl Calgary

C$ 976Multiple Airlines

Wed, 7 Oct - Wed, 14 Oct

6:05 a.m. - 4:40 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

11h 35m1 stop Calgary

5:30 p.m. - 7:50 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

25h 20m1 stop Calgary

C$ 979Multiple Airlines

Thu, 8 Oct - Thu, 15 Oct

8:40 p.m. - 6:43 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

23h 03m3 stops Calgary Regina Minneapolis St Paul

12:30 p.m. - 3:00 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

25h 30m3 stops Quincy Regional Nashville Intl Calgary

C$ 1,051Multiple Airlines

Wed, 7 Oct - Wed, 14 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

8:40 p.m. - 6:17 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

34h 37m2 stops Calgary Los Angeles Los Angeles

5:30 p.m. - 5:20 a.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

10h 50m1 stop Calgary

C$ 1,260Multiple Airlines

Sun, 30 Aug - Sun, 6 Sep

8:40 p.m. - 5:59 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

34h 19m2 stops Calgary Los Angeles Los Angeles

5:30 p.m. - 7:50 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

25h 20m1 stop Calgary

C$ 1,379Multiple Airlines

Fri, 28 Aug - Tue, 29 Sep

6:05 a.m. - 4:40 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

11h 35m1 stop Calgary

4:40 p.m. - 5:20 a.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

35h 40m3 stops Jackson Mckellar Field Atlanta Hartsfield-Jackson Calgary

C$ 1,421Multiple Airlines

Sat, 29 Aug - Sat, 5 Sep

6:10 a.m. - 4:40 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

35h 30m2 stops Edmonton Calgary

5:30 p.m. - 5:25 a.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

34h 55m2 stops Calgary Edmonton

C$ 1,446Multiple Airlines

Fri, 28 Aug - Mon, 31 Aug

6:05 a.m. - 4:40 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

11h 35m1 stop Calgary

5:30 p.m. - 5:20 a.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

10h 50m1 stop Calgary

C$ 1,565Multiple Airlines

Sun, 30 Aug - Sun, 6 Sep

6:05 a.m. - 4:40 p.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

11h 35m1 stop Calgary

5:30 p.m. - 7:50 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

25h 20m1 stop Calgary

C$ 1,638Multiple Airlines

Fri, 28 Aug - Tue, 29 Sep

8:40 p.m. - 12:55 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

29h 15m2 stops Calgary Guadalajara Miguel Hidal

4:40 p.m. - 5:20 a.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

35h 40m3 stops Jackson Mckellar Field Atlanta Hartsfield-Jackson Calgary

C$ 1,731Multiple Airlines

Sat, 29 Aug - Sat, 5 Sep

8:40 p.m. - 12:55 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

29h 15m2 stops Calgary Guadalajara Miguel Hidal

5:30 p.m. - 5:20 a.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

10h 50m1 stop Calgary

C$ 1,959Multiple Airlines

Sat, 29 Aug - Fri, 4 Sep

8:40 p.m. - 5:59 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

34h 19m2 stops Calgary Los Angeles Los Angeles

5:30 p.m. - 3:00 p.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

20h 30m1 stop Calgary

C$ 1,970Multiple Airlines

Fri, 28 Aug - Mon, 31 Aug

8:40 p.m. - 4:41 a.m.YKF Toronto Region of Waterloo Intl-ORD Chicago O'Hare Intl

33h 01m3 stops Calgary Cancun Guadalajara Miguel Hidal

5:30 p.m. - 5:25 a.m.ORD Chicago O'Hare Intl-YKF Toronto Region of Waterloo Intl

34h 55m2 stops Calgary Edmonton

C$ 2,022Multiple Airlines

Fri, 28 Aug - Mon, 31 Aug

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

19 Sep

YKF8:40 p.m.Toronto Region of Waterloo Intl

21h 00m

1 stop

ORD4:40 p.m.Chicago O'Hare Intl

21 Sep

ORD5:30 p.m.Chicago O'Hare Intl

25h 20m

1 stop

YKF7:50 p.m.Toronto Region of Waterloo Intl

C$ 961

WestJet

12 Sep

YKF8:40 p.m.Toronto Region of Waterloo Intl

21h 00m

1 stop

ORD4:40 p.m.Chicago O'Hare Intl

14 Sep

ORD6:25 p.m.Chicago O'Hare Intl

24h 25m

2 stops

YKF7:50 p.m.Toronto Region of Waterloo Intl

C$ 1,563

WestJet

12 Sep

YKF8:40 p.m.Toronto Region of Waterloo Intl

19h 25m

2 stops

ORD3:05 p.m.Chicago O'Hare Intl

14 Sep

ORD6:25 p.m.Chicago O'Hare Intl

24h 25m

2 stops

YKF7:50 p.m.Toronto Region of Waterloo Intl

C$ 1,638

momondo Fare Finder

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

Cheapest round-trip

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Fri 9/10

8:40 p.m.-12:59 a.m.

2 stops53h 19m

Chicago O'Hare Intl

Fri 16/10

5:30 p.m.-3:00 p.m.

1 stop20h 30m

C$ 799

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Tue 22/9

8:40 p.m.-11:59 p.m.

2 stops28h 19m

Chicago O'Hare Intl

Tue 29/9

5:30 p.m.-7:50 p.m.

1 stop25h 20m

C$ 856

Quickest round-trip

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Fri 9/10

6:05 a.m.-4:40 p.m.

1 stop11h 35m

Chicago O'Hare Intl

Fri 16/10

5:30 p.m.-3:00 p.m.

1 stop20h 30m

C$ 922

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Thu 8/10

6:05 a.m.-5:16 a.m.

2 stops24h 11m

Chicago O'Hare Intl

Thu 15/10

5:30 p.m.-7:50 p.m.

1 stop25h 20m

C$ 939

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Thu 17/9

4:05 p.m.-10:15 a.m.

2 stops19h 10m

Chicago O'Hare Intl

Sun 20/9

5:30 p.m.-6:20 p.m.

2 stops23h 50m

C$ 950

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Thu 17/9

4:05 p.m.-10:15 a.m.

2 stops19h 10m

Chicago O'Hare Intl

Sun 20/9

5:30 p.m.-6:20 p.m.

2 stops23h 50m

C$ 954

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Sat 19/9

8:40 p.m.-4:40 p.m.

1 stop21h 00m

Chicago O'Hare Intl

Mon 21/9

5:30 p.m.-7:50 p.m.

1 stop25h 20m

C$ 961

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Wed 7/10

8:40 p.m.-4:40 p.m.

1 stop21h 00m

Chicago O'Hare Intl

Wed 14/10

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

2 stops30h 20m

C$ 976

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Thu 8/10

6:05 a.m.-4:40 p.m.

1 stop11h 35m

Chicago O'Hare Intl

Thu 15/10

5:30 p.m.-7:50 p.m.

1 stop25h 20m

C$ 979

TorontoChicago

YKF Toronto Region of Waterloo Intl - ORD Chicago O'Hare Intl

YKFORD

Toronto Region of Waterloo Intl

Wed 7/10

8:40 p.m.-6:43 p.m.

3 stops23h 03m

Chicago O'Hare Intl

Wed 14/10

12:30 p.m.-3:00 p.m.

3 stops25h 30m

C$ 1,051

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 airline that flies from Toronto Region of Waterloo Intl to Illinois?

WestJet is the most popular carrier operating from Toronto Region of Waterloo Intl to Illinois

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

Best price found	C$ 343
Fastest flight time	19h 08m
Direct flights	None

The best one-way flight to Illinois from Toronto Region of Waterloo Intl Airport in the past 72 hours is C$ 343. The best round-trip flight deal from Toronto Region of Waterloo Intl Airport to Illinois found on momondo in the last 72 hours is C$ 799.

The fastest flight from Toronto Region of Waterloo Intl Airport to Illinois takes 19h 08m

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

Frequently asked questions about flying from Toronto Region of Waterloo Intl Airport to Illinois

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.