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Flights to Illinois

Find cheap flights to Illinois in 2025/2026 from C$166 This is the cheapest return flight found to Illinois from Canada on FlightsFinder on May 30th 2025 at 16:29. This offer may no longer be available. Click the offer to check live prices & dates of travel.

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Our Flight Finder compares the cheapest flights to Illinois from the most established flight comparison sites.
Fly to Illinois and visit sites like Millennium Park, Willis Tower, Navy Pier & The Art Institute of Chicago.

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What are the cheapest return flights to Illinois in 2025/2026?

These economy flights were found on FlightsFinder from Canada to Illinois in the last few days. Prices subject to availability.

What are the cheapest one-way flights to Illinois in 2025/2026?

These economy flights were found on FlightsFinder from Canada to Illinois in the last few days. Prices subject to availability.

When are flights to Illinois cheapest?

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The month of December

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According to our data, December is on average the cheapest time to book flights to Illinois.
You can get flights from C$166 return.

When is the most expensive time to fly to Illinois?

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The month of May

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According to our data, May is on average the most expensive time to book flights to Illinois.
A return flight could set you back more than C$407.

Why fly to Illinois?

Illinois, known as the "Land of Lincoln," is a vibrant state in the heart of the Midwest, offering a diverse range of experiences for visitors. From the iconic skyline of Chicago with its towering skyscrapers and cultural attractions, to the charming small towns scattered throughout the state, Illinois blends urban excitement with rural charm. Explore the picturesque vineyards of the Shawnee Hills Wine Trail, wander through the historic neighborhoods of Springfield, or take in a show at one of the many theaters in the state. With its rich history, dynamic cities, and scenic landscapes, Illinois promises a memorable adventure for travelers of all interests.

Frequently asked questions about Flights to Illinois

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Weather in Illinois

Clear
Clear

18.9 °C

Mon, 2 Jun 2025

Average Temperature

-0°C

Jan

2°C

Feb

8°C

Mar

15°C

Apr

21°C

May

27°C

Jun

29°C

Jul

28°C

Aug

24°C

Sep

17°C

Oct

9°C

Nov

2°C

Dec

Illinois

Select a City Below to see the Cheapest Flights to Illinois:

Chicago, Illinois | Peoria, Illinois | Moline, Illinois | Springfield, Illinois | Marion, Illinois | Bloomington, Illinois

Flight Distance and Flying Time to Illinois

Toronto, Canada - Airport Lester B. Pearson International (YYZ) to Illinois (CHI)

Distance:
435 miles (701 kilometres)

Average flight time (direct 1 hour 28 minutes)

Montreal, Canada - International Airport Pierre E.Trudeau (YUL) to Illinois (CHI)

Distance:
746 miles (1,201 kilometres)

Average flight time (direct 2 hours 9 minutes)

Vancouver, Canada - British Columbia, Vancouver International Airport (YVR) to Illinois (CHI)

Distance:
1,759 miles (2,831 kilometres)

Average flight time (direct 4 hours 24 minutes)

Calgary, Canada - Calgary International Airport (YYC) to Illinois (CHI)

Distance:
1,382 miles (2,224 kilometres)

Average flight time (direct 3 hours 34 minutes)

Edmonton, Canada - Edmonton International Airport (YEG) to Illinois (CHI)

Distance:
1,417 miles (2,280 kilometres)

Average flight time (direct 3 hours 38 minutes)

Halifax, Canada - Metropolitan Area Airport (YHZ) to Illinois (CHI)

Distance:
1,236 miles (1,989 kilometres)

Average flight time (direct 3 hours 14 minutes)

Ottawa, Canada - Macdonald-Cartier International Airport (YOW) to Illinois (CHI)

Distance:
653 miles (1,051 kilometres)

Average flight time (direct 1 hour 57 minutes)

Quebec, Canada - Québec City Jean Lesage International Airport (YQB) to Illinois (CHI)

Distance:
879 miles (1,414 kilometres)

Average flight time (direct 2 hours 27 minutes)

Yellowknife, Canada - Yellowknife Airport (YZF) to Illinois (CHI)

Distance:
1,781 miles (2,866 kilometres)

Average flight time (direct 4 hours 27 minutes)

Winnipeg, Canada - J.A. Richardson International Airport (YWG) to Illinois (CHI)

Distance:
707 miles (1,138 kilometres)

Average flight time (direct 2 hours 4 minutes)

St John's, Canada - St Johns International Airport (YYT) to Illinois (CHI)

Distance:
1,751 miles (2,818 kilometres)

Average flight time (direct 4 hours 23 minutes)

Kelowna, Canada - Kelowna International Airport (YLW) to Illinois (CHI)

Distance:
1,595 miles (2,566 kilometres)

Average flight time (direct 4 hours 2 minutes)

Sept-Iles, Canada - Sept-Iles Airport (YZV) to Illinois (CHI)

Distance:
1,177 miles (1,894 kilometres)

Average flight time (direct 3 hours 6 minutes)

Moncton, Canada - Greater Moncton International Airport (YQM) to Illinois (CHI)

Distance:
1,184 miles (1,905 kilometres)

Average flight time (direct 3 hours 7 minutes)

Thunder Bay, Canada - Thunder Bay International Airport (YQT) to Illinois (CHI)

Distance:
447 miles (720 kilometres)

Average flight time (direct 1 hour 29 minutes)

Wabush, Canada - Wabush Airport (YWK) to Illinois (CHI)

Distance:
1,233 miles (1,984 kilometres)

Average flight time (direct 3 hours 14 minutes)

Victoria Airport, Canada - Victoria International Airport (YYJ) to Illinois (CHI)

Distance:
1,769 miles (2,847 kilometres)

Average flight time (direct 4 hours 25 minutes)

Fort McMurray, Canada - Fort McMurray Airport (YMM) to Illinois (CHI)

Distance:
1,446 miles (2,328 kilometres)

Average flight time (direct 3 hours 42 minutes)

Comox, Canada - Comox Airport (YQQ) to Illinois (CHI)

Distance:
1,838 miles (2,957 kilometres)

Average flight time (direct 4 hours 35 minutes)

Regina, Canada - Regina International Airport (YQR) to Illinois (CHI)

Distance:
988 miles (1,590 kilometres)

Average flight time (direct 2 hours 41 minutes)

Timmins, Canada - Victor M. Power Airport (YTS) to Illinois (CHI)

Distance:
555 miles (893 kilometres)

Average flight time (direct 1 hour 43 minutes)

Saskatoon, Canada - J.G. Diefenbaker Intl Airport (YXE) to Illinois (CHI)

Distance:
1,125 miles (1,810 kilometres)

Average flight time (direct 2 hours 59 minutes)

Map of Illinois

Travel Videos About Illinois

Cheapest flight routes found to Illinois

From Calgary

From Calgary (YYC), Canada to Chicago, United States (ORD): C$197

Depart: 10 Sep 2025 · Return: 16 Sep 2025 Price found 02 Jun 2025, 09:49

From Montreal

From Montreal (YUL), Canada to Chicago, United States (MDW): C$201

Depart: 06 Dec 2025 · Return: 16 Dec 2025 Price found 30 May 2025, 06:43

From Edmonton

From Edmonton (YEG), Canada to Chicago, United States (ORD): C$287

Depart: 16 Jul 2025 · Return: 23 Jul 2025 Price found 01 Jun 2025, 22:57

From Vancouver

From Vancouver (YVR), Canada to Chicago, United States (ORD): C$291

Depart: 29 Jul 2025 · Return: 02 Aug 2025 Price found 02 Jun 2025, 06:19

From Ottawa

From Ottawa (YOW), Canada to Chicago, United States (MDW): C$312

Depart: 19 Jun 2025 · Return: 22 Jun 2025 Price found 29 May 2025, 20:28

From Winnipeg

From Winnipeg (YWG), Canada to Chicago, United States (ORD): C$345

Depart: 31 Aug 2025 · Return: 02 Oct 2025 Price found 02 Jun 2025, 10:11

From Saskatoon

From Saskatoon (YXE), Canada to Chicago, United States (ORD): C$379

Depart: 28 Jun 2025 · Return: 05 Jul 2025 Price found 02 Jun 2025, 02:40

From Regina

From Regina (YQR), Canada to Chicago, United States (ORD): C$381

Depart: 17 Jun 2025 · Return: 08 Jul 2025 Price found 30 May 2025, 01:33

From Halifax

From Halifax (YHZ), Canada to Chicago, United States (MDW): C$394

Depart: 03 Jul 2025 · Return: 08 Jul 2025 Price found 01 Jun 2025, 12:58

From Kelowna

From Kelowna (YLW), Canada to Chicago, United States (ORD): C$432

Depart: 17 Jul 2025 · Return: 22 Jul 2025 Price found 01 Jun 2025, 22:55

From Victoria

From Victoria (YYJ), Canada to Chicago, United States (ORD): C$433

Depart: 25 Sep 2025 · Return: 28 Sep 2025 Price found 01 Jun 2025, 17:02

From Timmins

From Timmins (YTS), Canada to Chicago, United States (ORD): C$441

Depart: 01 Jul 2025 · Return: 05 Jul 2025 Price found 31 May 2025, 18:30

From Quebec

From Quebec (YQB), Canada to Chicago, United States (MDW): C$485

Depart: 08 Sep 2025 · Return: 14 Sep 2025 Price found 29 May 2025, 21:47

From Thunder Bay

From Thunder Bay (YQT), Canada to Chicago, United States (MDW): C$557

Depart: 15 Jun 2025 · Return: 26 Jun 2025 Price found 29 May 2025, 15:08

From Moncton

From Moncton (YQM), Canada to Chicago, United States (MDW): C$605

Depart: 23 Sep 2025 · Return: 30 Sep 2025 Price found 01 Jun 2025, 15:42

From St John's

From St John's (YYT), Canada to Chicago, United States (MDW): C$615

Depart: 24 Jun 2025 · Return: 01 Jul 2025 Price found 30 May 2025, 05:55

From Fort Mcmurray

From Fort Mcmurray (YMM), Canada to Chicago, United States (ORD): C$885

Depart: 07 Jun 2025 · Return: 14 Jun 2025 Price found 02 Jun 2025, 00:10

From Sept-Iles

From Sept-Iles (YZV), Canada to Chicago, United States (MDW): C$1,582

Depart: 03 Oct 2025 · Return: 04 Oct 2025 Price found 29 May 2025, 17:21