How long is the flight from Canada to Illinois?

The average flight duration from Canada to Illinois depends on which airport you fly into and out of. Flying from Toronto Pearson Intl to Chicago O'Hare Intl is 2h on average, while flying from Vancouver Intl to Chicago O'Hare Intl is 3h 11m on average. Chicago O'Hare Intl is the most popular airport in Illinois.

C$ 182 Cheap Flights to Illinois in 2026

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Recent flights found to popular cities in Illinois

Find flights to these popular cities in Illinois from your nearest airport.

Flights to Chicago

Search all flight deals to Chicago

Air Canada

24 Sep

YYZ

1h 55m

ORD

27 Sep

ORD

1h 45m

YYZ

C$ 285

Air Canada

16 Oct

YTZ

2h 10m

ORD

23 Oct

ORD

6h 05m

1 stop

YTZ

C$ 285

Air Canada

24 Sep

YYZ

6h 52m

1 stop

ORD

27 Sep

ORD

5h 13m

1 stop

YYZ

C$ 286

Porter Airlines

13 Oct

YTZ

1h 50m

MDW

19 Oct

MDW

1h 40m

YTZ

C$ 286

Air Canada

16 Oct

YTZ

2h 10m

ORD

23 Oct

ORD

1h 48m

YTZ

C$ 286

Multiple Airlines

24 Sep

YYZ

2h 05m

ORD

27 Sep

ORD

5h 13m

1 stop

YYZ

C$ 287

Air Canada

27 Oct

YTZ

6h 07m

1 stop

ORD

28 Oct

ORD

6h 41m

1 stop

YTZ

C$ 287

Air Canada

24 Sep

YYZ

1h 55m

ORD

27 Sep

ORD

1h 45m

YYZ

C$ 289

Porter Airlines

12 Oct

YTZ

1h 50m

MDW

16 Oct

MDW

1h 40m

YTZ

C$ 289

Air Canada

24 Sep

YTZ

6h 22m

1 stop

ORD

27 Sep

ORD

1h 42m

YTZ

C$ 289

American Airlines

25 Sep

YYZ

6h 52m

1 stop

ORD

29 Sep

ORD

1h 50m

YYZ

C$ 290

Air Canada

4 Nov

YTZ

5h 07m

1 stop

ORD

9 Nov

ORD

1h 47m

YTZ

C$ 290

Flights to Bloomington, Illinois

Search all flight deals to Bloomington, Illinois

Delta

28 Jan

YYZ

5h 58m

1 stop

BMI

30 Jan

BMI

10h 25m

2 stops

YYZ

C$ 743

Delta

28 Jan

YYZ

13h 03m

2 stops

BMI

30 Jan

BMI

9h 05m

2 stops

YYZ

C$ 753

Delta

3 Oct

YYZ

13h 16m

2 stops

BMI

10 Oct

BMI

9h 43m

2 stops

YYZ

C$ 756

Delta

28 Jan

YYZ

8h 31m

2 stops

BMI

30 Jan

BMI

12h 06m

2 stops

YYZ

C$ 757

Delta

22 Oct

YYZ

10h 44m

2 stops

BMI

25 Oct

BMI

5h 13m

1 stop

YYZ

C$ 774

Delta

25 Sep

YYZ

6h 03m

1 stop

BMI

26 Sep

BMI

9h 55m

2 stops

YYZ

C$ 776

Delta

28 Jan

YYZ

8h 31m

2 stops

BMI

30 Jan

BMI

12h 06m

2 stops

YYZ

C$ 778

WestJet

10 Oct

YYZ

17h 26m

1 stop

BMI

13 Oct

BMI

6h 33m

1 stop

YYZ

C$ 826

WestJet

3 Oct

YYZ

11h 23m

1 stop

BMI

10 Oct

BMI

18h 53m

1 stop

YYZ

C$ 829

WestJet

28 Jan

YYZ

10h 01m

1 stop

BMI

30 Jan

BMI

7h 01m

1 stop

YYZ

C$ 830

WestJet

28 Jan

YYZ

10h 01m

1 stop

BMI

30 Jan

BMI

7h 01m

1 stop

YYZ

C$ 836

WestJet

28 Jan

YYZ

6h 02m

1 stop

BMI

30 Jan

BMI

9h 17m

1 stop

YYZ

C$ 837

Flights to Decatur, Illinois

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United Airlines

27 Jan

YYC

33h 51m

2 stops

DEC

31 Jan

DEC

21h 29m

2 stops

YYC

C$ 658

United Airlines

27 Jan

YYC

21h 07m

2 stops

DEC

31 Jan

DEC

25h 23m

2 stops

YYC

C$ 666

United Airlines

27 Jan

YYC

18h 09m

1 stop

DEC

31 Jan

DEC

29h 02m

2 stops

YYC

C$ 670

United Airlines

2 Oct

YYC

35h 43m

2 stops

DEC

9 Oct

DEC

19h 35m

2 stops

YYC

C$ 786

United Airlines

27 Jan

YYC

18h 09m

1 stop

DEC

31 Jan

DEC

18h 40m

1 stop

YYC

C$ 794

United Airlines

27 Jan

YYC

18h 09m

1 stop

DEC

31 Jan

DEC

18h 40m

1 stop

YYC

C$ 797

United Airlines

27 Jan

YYC

18h 09m

1 stop

DEC

31 Jan

DEC

18h 40m

1 stop

YYC

C$ 825

Flights to Moline

Search all flight deals to Moline

Delta

27 Jan

YYZ

13h 10m

2 stops

MLI

30 Jan

MLI

15h 31m

2 stops

YYZ

C$ 667

Delta

27 Jan

YYZ

13h 10m

2 stops

MLI

30 Jan

MLI

15h 31m

2 stops

YYZ

C$ 681

Delta

27 Jan

YYZ

13h 10m

2 stops

MLI

30 Jan

MLI

15h 31m

2 stops

YYZ

C$ 709

United Airlines

27 Jan

YYZ

4h 54m

1 stop

MLI

30 Jan

MLI

4h 30m

1 stop

YYZ

C$ 721

United Airlines

23 Sep

YYZ

4h 41m

1 stop

MLI

23 Sep

MLI

5h 09m

1 stop

YYZ

C$ 728

United Airlines

30 Sep

YYZ

5h 18m

1 stop

MLI

7 Oct

MLI

4h 09m

1 stop

YYZ

C$ 732

United Airlines

23 Sep

YYZ

7h 26m

1 stop

MLI

29 Sep

MLI

6h 47m

2 stops

YYZ

C$ 736

United Airlines

23 Sep

YYZ

4h 41m

1 stop

MLI

23 Sep

MLI

5h 09m

1 stop

YYZ

C$ 749

United Airlines

17 Sep

YYZ

7h 31m

1 stop

MLI

22 Sep

MLI

4h 17m

1 stop

YYZ

C$ 753

Delta

23 Sep

YYZ

13h 30m

2 stops

MLI

29 Sep

MLI

5h 19m

1 stop

YYZ

C$ 756

United Airlines

23 Sep

YYZ

7h 15m

1 stop

MLI

27 Sep

MLI

6h 10m

1 stop

YYZ

C$ 757

American Airlines

25 Sep

YYZ

5h 50m

1 stop

MLI

1 Oct

MLI

5h 28m

1 stop

YYZ

C$ 764

Find the cheapest flights from Canada to Illinois

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Canada to Illinois

Enter your travel dates to find the best prices.

12:15 p.m. - 1:25 p.m.YTZ Toronto Island-ORD Chicago O'Hare Intl

2h 10mdirect

7:25 a.m. - 10:06 a.m.ORD Chicago O'Hare Intl-YTZ Toronto Island

1h 41mdirect

C$ 285Air Canada

Fri, 23 Oct - Fri, 30 Oct

12:15 p.m. - 1:25 p.m.YTZ Toronto Island-ORD Chicago O'Hare Intl

2h 10mdirect

8:45 a.m. - 3:50 p.m.ORD Chicago O'Hare Intl-YTZ Toronto Island

6h 05m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 285Air Canada

Fri, 16 Oct - Fri, 23 Oct

11:00 a.m. - 12:00 p.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 00mdirect

12:59 p.m. - 3:46 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 47mdirect

C$ 285Lufthansa

Sat, 26 Sep - Sun, 27 Sep

1:45 p.m. - 2:35 p.m.YTZ Toronto Island-MDW Chicago Midway

1h 50mdirect

3:20 p.m. - 6:00 p.m.MDW Chicago Midway-YTZ Toronto Island

1h 40mdirect

C$ 286Porter Airlines

Wed, 14 Oct - Mon, 19 Oct

1:45 p.m. - 2:35 p.m.YTZ Toronto Island-MDW Chicago Midway

1h 50mdirect

3:20 p.m. - 6:00 p.m.MDW Chicago Midway-YTZ Toronto Island

1h 40mdirect

C$ 286Porter Airlines

Mon, 12 Oct - Mon, 19 Oct

8:50 a.m. - 9:48 a.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 58mdirect

3:40 p.m. - 11:18 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

6h 38m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 286Multiple Airlines

Sat, 26 Sep - Tue, 29 Sep

6:04 p.m. - 11:56 p.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

6h 52m1 stop Philadelphia

9:45 a.m. - 12:35 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mdirect

C$ 290American Airlines

Fri, 25 Sep - Tue, 29 Sep

6:00 a.m. - 12:14 p.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

7h 14m1 stop Charlotte Douglas

9:45 a.m. - 12:35 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 50mdirect

C$ 290American Airlines

Sat, 26 Sep - Tue, 29 Sep

8:50 a.m. - 9:53 a.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 03mdirect

9:18 p.m. - 11:59 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 41mdirect

C$ 293United Airlines

Tue, 22 Sep - Tue, 22 Sep

10:15 a.m. - 11:21 a.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 06mdirect

7:09 a.m. - 9:54 a.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 45mdirect

C$ 293United Airlines

Wed, 23 Sep - Fri, 25 Sep

Recent last minute flight deals from Canada to Illinois

Enter your travel dates to find the best prices.

12:33 p.m. - 5:05 p.m.YYC Calgary-ORD Chicago O'Hare Intl

3h 32mdirect

5:55 a.m. - 1:53 p.m.ORD Chicago O'Hare Intl-YYC Calgary

8h 58m1 stop Denver Intl

C$ 366United Airlines

Fri, 11 Sep - Mon, 14 Sep

7:00 a.m. - 11:29 a.m.YYC Calgary-ORD Chicago O'Hare Intl

3h 29mdirect

8:30 p.m. - 11:29 p.m.ORD Chicago O'Hare Intl-YYC Calgary

3h 59mdirect

C$ 384American Airlines

Fri, 11 Sep - Mon, 14 Sep

9:30 a.m. - 10:45 p.m.YYC Calgary-ORD Chicago O'Hare Intl

12h 15m1 stop Denver Intl

5:35 p.m. - 1:17 a.m.ORD Chicago O'Hare Intl-YYC Calgary

8h 42m1 stop Toronto Pearson Intl

C$ 392Multiple Airlines

Fri, 11 Sep - Mon, 14 Sep

6:35 a.m. - 8:30 p.m.YYC Calgary-ORD Chicago O'Hare Intl

12h 55m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

2:05 p.m. - 11:06 p.m.ORD Chicago O'Hare Intl-YYC Calgary

10h 01m1 stop Salt Lake City

C$ 395Delta

Wed, 9 Sep - Wed, 16 Sep

8:30 a.m. - 1:05 p.m.YYC Calgary-ORD Chicago O'Hare Intl

3h 35mdirect

5:55 a.m. - 9:48 p.m.ORD Chicago O'Hare Intl-YYC Calgary

16h 53m1 stop Denver Intl

C$ 398United Airlines

Wed, 9 Sep - Wed, 16 Sep

7:00 a.m. - 11:29 a.m.YYC Calgary-ORD Chicago O'Hare Intl

3h 29mdirect

8:30 p.m. - 11:29 p.m.ORD Chicago O'Hare Intl-YYC Calgary

3h 59mdirect

C$ 410American Airlines

Fri, 11 Sep - Thu, 17 Sep

6:35 a.m. - 5:33 p.m.YYC Calgary-ORD Chicago O'Hare Intl

9h 58m1 stop Minneapolis St Paul

2:05 p.m. - 11:06 p.m.ORD Chicago O'Hare Intl-YYC Calgary

10h 01m1 stop Salt Lake City

C$ 424Delta

Fri, 11 Sep - Thu, 17 Sep

8:05 a.m. - 9:00 a.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 55mdirect

3:45 p.m. - 6:31 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 46mdirect

C$ 432Air Canada

Wed, 9 Sep - Sat, 10 Oct

8:05 a.m. - 9:00 a.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 55mdirect

8:40 p.m. - 11:26 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 46mdirect

C$ 432Air Canada

Wed, 9 Sep - Wed, 14 Oct

8:30 a.m. - 1:05 p.m.YYC Calgary-ORD Chicago O'Hare Intl

3h 35mdirect

3:40 p.m. - 11:47 p.m.ORD Chicago O'Hare Intl-YYC Calgary

9h 07m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 474Multiple Airlines

Sun, 6 Sep - Wed, 9 Sep

Recent direct flight deals from Canada to Illinois

Enter your travel dates to find the best prices.

12:15 p.m. - 1:25 p.m.YTZ Toronto Island-ORD Chicago O'Hare Intl

2h 10mdirect

7:25 a.m. - 10:06 a.m.ORD Chicago O'Hare Intl-YTZ Toronto Island

1h 41mdirect

C$ 285Air Canada

Fri, 23 Oct - Fri, 30 Oct

8:05 a.m. - 9:00 a.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 55mdirect

9:55 a.m. - 12:40 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 45mdirect

C$ 285Air Canada

Thu, 24 Sep - Sun, 27 Sep

11:00 a.m. - 12:00 p.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 00mdirect

12:59 p.m. - 3:46 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 47mdirect

C$ 285Lufthansa

Sat, 26 Sep - Sun, 27 Sep

1:45 p.m. - 2:35 p.m.YTZ Toronto Island-MDW Chicago Midway

1h 50mdirect

3:20 p.m. - 6:00 p.m.MDW Chicago Midway-YTZ Toronto Island

1h 40mdirect

C$ 286Porter Airlines

Wed, 14 Oct - Mon, 19 Oct

1:45 p.m. - 2:35 p.m.YTZ Toronto Island-MDW Chicago Midway

1h 50mdirect

3:20 p.m. - 6:00 p.m.MDW Chicago Midway-YTZ Toronto Island

1h 40mdirect

C$ 286Porter Airlines

Mon, 12 Oct - Mon, 19 Oct

8:50 a.m. - 9:48 a.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

1h 58mdirect

9:55 a.m. - 12:40 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 45mdirect

C$ 286Multiple Airlines

Fri, 25 Sep - Tue, 29 Sep

11:00 a.m. - 12:00 p.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 00mdirect

9:18 p.m. - 11:59 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 41mdirect

C$ 293United Airlines

Wed, 23 Sep - Wed, 23 Sep

9:00 p.m. - 10:05 p.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mdirect

7:09 a.m. - 9:54 a.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 45mdirect

C$ 293United Airlines

Mon, 21 Sep - Fri, 25 Sep

1:15 p.m. - 2:20 p.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 05mdirect

8:06 a.m. - 10:59 a.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 53mdirect

C$ 308American Airlines

Tue, 27 Oct - Wed, 28 Oct

7:29 a.m. - 8:39 a.m.YYZ Toronto Pearson Intl-ORD Chicago O'Hare Intl

2h 10mdirect

9:46 a.m. - 12:34 p.m.ORD Chicago O'Hare Intl-YYZ Toronto Pearson Intl

1h 48mdirect

C$ 308American Airlines

Wed, 21 Oct - Sun, 25 Oct

Fly from

Route

Depart

Return

Price

Cheapest round-trip

TorontoChicago

YTZ Toronto Island - ORD Chicago O'Hare Intl

YTZORD

Toronto Island

Fri 23/10

12:15 p.m.-1:25 p.m.

Nonstop2h 10m

Chicago O'Hare Intl

Fri 30/10

7:25 a.m.-10:06 a.m.

Nonstop1h 41m

C$ 285

TorontoChicago

YTZ Toronto Island - ORD Chicago O'Hare Intl

YTZORD

Toronto Island

Fri 16/10

12:15 p.m.-1:25 p.m.

Nonstop2h 10m

Chicago O'Hare Intl

Fri 23/10

8:45 a.m.-3:50 p.m.

1 stop6h 05m

C$ 285

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 26/9

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

Nonstop2h 00m

Chicago O'Hare Intl

Sun 27/9

12:59 p.m.-3:46 p.m.

Nonstop1h 47m

C$ 285

Quickest round-trip

TorontoChicago

YTZ Toronto Island - MDW Chicago Midway

YTZMDW

Toronto Island

Wed 14/10

1:45 p.m.-2:35 p.m.

Nonstop1h 50m

Chicago Midway

Mon 19/10

3:20 p.m.-6:00 p.m.

Nonstop1h 40m

C$ 286

TorontoChicago

YTZ Toronto Island - MDW Chicago Midway

YTZMDW

Toronto Island

Mon 12/10

1:45 p.m.-2:35 p.m.

Nonstop1h 50m

Chicago Midway

Mon 19/10

3:20 p.m.-6:00 p.m.

Nonstop1h 40m

C$ 286

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 26/9

8:50 a.m.-9:48 a.m.

Nonstop1h 58m

Chicago O'Hare Intl

Tue 29/9

3:40 p.m.-11:18 p.m.

1 stop6h 38m

C$ 286

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Fri 25/9

6:04 p.m.-11:56 p.m.

1 stop6h 52m

Chicago O'Hare Intl

Tue 29/9

9:45 a.m.-12:35 p.m.

Nonstop1h 50m

C$ 290

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 26/9

6:00 a.m.-12:14 p.m.

1 stop7h 14m

Chicago O'Hare Intl

Tue 29/9

9:45 a.m.-12:35 p.m.

Nonstop1h 50m

C$ 290

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Tue 22/9

8:50 a.m.-9:53 a.m.

Nonstop2h 03m

Chicago O'Hare Intl

Tue 22/9

9:18 p.m.-11:59 p.m.

Nonstop1h 41m

C$ 293

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Wed 23/9

10:15 a.m.-11:21 a.m.

Nonstop2h 06m

Chicago O'Hare Intl

Fri 25/9

7:09 a.m.-9:54 a.m.

Nonstop1h 45m

C$ 293

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Illinois flights insights and trends

Explore insights for your Illinois flight to craft the best travel plan

Prices

Airlines

Other information

What is the cheapest flight I can find to Illinois?

The average flight to Illinois costs C$ 1,002/per person and the cheapest flight to Illinois is C$ 81/per person. This price varies based on a multitude of factors such as departure airport, airline, time of booking and when you plan on travelling.

See prices from:

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

According to our data, Friday is the cheapest day to fly to Illinois from Canada. The lowest ticket price found for a Friday departure recently was C$ 680. 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$ 964.

Cheapest flights to cities in Illinois

Click on the cities below to find out when it's cheapest to fly to Illinois, from Canada

Chicago

Find flights to Chicago

Cheap Illinois flight deals and tips

Summary info about Illinois flight prices, duration and airlines

Best One-Way Price	C$ 182
Best Round-Trip Price	C$ 285
Fastest flight time	1h 50m

The best one-way flight price to Illinois from Canada in the last 5 days is C$ 182 (Toronto Pearson Intl to Chicago O'Hare Intl).

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The best round-trip flight price to Illinois from Canada in the last 5 days is C$ 285 (Toronto Pearson Intl to Chicago O'Hare Intl).

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The fastest flight to Illinois from Canada takes 1h 50m (Toronto Island to Chicago Midway).

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Frequently asked questions about flying to Illinois

What is the best airport to fly into to visit Chicago?

The majority of momondo users who fly to Illinois tend to spend time in Chicago, which is visited 100% more often than other cities. When flying to Chicago, the most popular airport to fly into is Chicago O'Hare Intl Airport.

I plan on visiting Magnificent Mile. Which airport is the quickest drive?

Magnificent Mile is closest to Chicago O'Hare Intl Airport. Those looking for an alternative airport option near Magnificent Mile could try flying into Chicago Midway Airport.

What are the most popular landmarks in Illinois?

The most often visited landmarks in Illinois are Magnificent Mile, Grant Park, and River North, among many others that can be found in the area.

What is the weather like in Illinois?

Illinois typically has a temperature range from -5 °C(January) to 23 °C(July). Those looking to avoid rain and/or snow while visiting Illinois should plan their trip in January, February, or December, as these months are relatively less likely to have precipitation.

Which airlines fly to Illinois?

Air Canada is the most popular airline offering flights to Illinois, with 58% of our users opting to fly with them when travelling to Illinois. Other popular options include United Airlines and Porter Airlines. There are a total of 6 different airlines flying to Illinois.

How much are flights to Illinois?

Flights to Illinois have been found on momondo for as low as C$ 153 per ticket recently. However, the average price tends to be C$ 1,562 and anything for C$ 1,115 or less is a good deal. C$ 22,972 is the most expensive flight we’ve seen in the past week, though you may be able to avoid this price depending on what airport you fly from, what airline you choose, and how far in advance you book your flights.

What is the best day of the week to fly to Illinois?

If your travel plans are flexible and you’re looking to save money on flights to Illinois, then be sure to book your departure on a Friday. Flying out on a Friday, as well as a Saturday, is your best option. Departing on a Tuesday tends to be the most expensive day of the week to fly to Illinois.

When did momondo last update prices for flights to Illinois?

Prices for flights to Illinois refresh daily.

How many operators does momondo search for flights to Illinois?

There are 6 operators available for flights to Illinois as of September 2026.

How old do you have to be to fly 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 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 to Illinois?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois.

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

Flights 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 to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Illinois.

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

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