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Cheap flights from British Columbia to Illinois from C$ 183

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
YVR — ORD
31 May — 7 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from British Columbia to Illinois

Enter your travel dates to find the best prices.

Cheapest flights from British Columbia to Illinois
Explore the most affordable flight options available from British Columbia to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2026.

Wed 20/512:00 p.m.
YYC
-
ORD
Nonstop3h 40m
WestJet
Tue 26/55:30 p.m.
ORD
-
YYC
Nonstop3h 55m
WestJet
Deal found 30/4C$ 236
Mon 18/512:00 p.m.
YYC
-
ORD
Nonstop3h 40m
WestJet
Sun 24/55:30 p.m.
ORD
-
YYC
Nonstop3h 55m
WestJet
Deal found 29/4C$ 237
Tue 26/512:00 p.m.
YYC
-
ORD
Nonstop3h 40m
WestJet
Fri 29/55:30 p.m.
ORD
-
YYC
Nonstop3h 55m
WestJet
Deal found 28/4C$ 241
Sat 23/512:00 p.m.
YYC
-
ORD
Nonstop3h 40m
WestJet
Sat 30/55:30 p.m.
ORD
-
YYC
Nonstop3h 55m
WestJet
Deal found 30/4C$ 244
Sat 23/512:00 p.m.
YYC
-
ORD
Nonstop3h 40m
WestJet
Sun 24/55:30 p.m.
ORD
-
YYC
Nonstop3h 55m
WestJet
Deal found 30/4C$ 246
Tue 19/512:00 p.m.
YYC
-
ORD
Nonstop3h 40m
WestJet
Sun 24/55:30 p.m.
ORD
-
YYC
Nonstop3h 55m
WestJet
Deal found 30/4C$ 254
Fri 29/56:15 a.m.
YYC
-
ORD
Nonstop3h 30m
American Airlines
Sun 7/68:50 p.m.
ORD
-
YYC
Nonstop3h 52m
American Airlines
Deal found 26/4C$ 274
Thu 28/512:00 p.m.
YYC
-
ORD
Nonstop3h 40m
WestJet
Thu 4/65:30 p.m.
ORD
-
YYC
Nonstop3h 55m
WestJet
Deal found 28/4C$ 291
Wed 20/512:34 p.m.
YYC
-
ORD
Nonstop3h 27m
United Airlines
Tue 26/56:00 a.m.
ORD
-
YYC
1 stop16h 48m
United Airlines
Deal found 29/4C$ 296
Sat 23/56:30 a.m.
YYC
-
ORD
1 stop7h 25m
Multiple Airlines
Sat 30/55:30 p.m.
ORD
-
YYC
Nonstop3h 55m
Multiple Airlines
Deal found 30/4C$ 297
Wed 13/56:45 a.m.
YYC
-
MDW
1 stop10h 11m
Delta
Sat 16/59:22 a.m.
MDW
-
YYC
2 stops12h 08m
Delta
Deal found 26/4C$ 315
Sat 5/96:35 a.m.
YYC
-
MDW
2 stops14h 11m
Delta
Wed 9/96:00 a.m.
MDW
-
YYC
2 stops18h 06m
Delta
Deal found 27/4C$ 338

Find flight deals from British Columbia to Illinois

Keep the following information in mind while searching for British Columbia to Illinois flight deals. Data was last updated 1 May 2026.

Round-trip from

C$ 236

One-way from

C$ 183

Popular in

December

Cheapest in

October

Average price

C$ 528

Good round-trip deal

C$ 595 or less

Good one-way deal

C$ 250 or less
WestJet
  • WestJet
  • 20/5-26/5
  • Nonstop
  • 7h 35m total
  • British Columbia to Illinois
Search Deals
Air Canada
  • Air Canada
  • 17/5
  • 1 total stop
  • 7h 25m total
  • British Columbia to Illinois
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from British Columbia to Illinois.
Search Deals
Price to beat on a one-way flight from British Columbia to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from British Columbia 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, Cheapflights users made 629,999 searches. Data last updated 1 May 2026.
Use the filters below to find and compare flights from British Columbia to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryChicago

YYC - MDW

YYCMDW

Calgary

Wed 13/5

6:45 a.m.-5:56 p.m.

1 stop10h 11m

Chicago Midway

Sat 16/5

9:22 a.m.-8:30 p.m.

2 stops12h 08m

C$ 315

CalgaryChicago

YYC - MDW

YYCMDW

Calgary

Sat 5/9

6:35 a.m.-9:46 p.m.

2 stops14h 11m

Chicago Midway

Wed 9/9

6:00 a.m.-11:06 p.m.

2 stops18h 06m

C$ 338

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Tue 22/9

3:35 p.m.-11:50 p.m.

1 stop6h 15m

Lambert-St Louis

Sat 26/9

7:00 a.m.-8:49 p.m.

1 stop15h 49m

C$ 368

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Wed 16/9

7:15 a.m.-6:01 p.m.

1 stop9h 46m

Chicago O'Hare Intl

Mon 21/9

1:55 p.m.-11:06 p.m.

1 stop10h 11m

C$ 375

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Mon 1/6

11:35 p.m.-3:46 p.m.

1 stop14h 11m

Lambert-St Louis

Tue 9/6

5:10 a.m.-6:18 p.m.

1 stop15h 08m

C$ 381

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Wed 20/5

11:00 a.m.-6:05 p.m.

1 stop6h 05m

Chicago O'Hare Intl

Tue 26/5

11:09 a.m.-8:05 p.m.

1 stop9h 56m

C$ 394

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Wed 26/8

7:15 a.m.-6:01 p.m.

1 stop9h 46m

Chicago O'Hare Intl

Sun 30/8

1:55 p.m.-11:06 p.m.

1 stop10h 11m

C$ 396

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Thu 28/5

12:00 p.m.-4:40 p.m.

Nonstop3h 40m

Chicago O'Hare Intl

Sun 7/6

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

1 stop12h 30m

C$ 417

VancouverSt. Louis

YVR - STL

YVRSTL

Vancouver Intl

Wed 19/8

6:15 a.m.-2:31 p.m.

1 stop6h 16m

Lambert-St Louis

Sun 23/8

2:15 p.m.-10:27 p.m.

1 stop10h 12m

C$ 419

CalgaryChicago

YYC - MDW

YYCMDW

Calgary

Sun 24/5

7:45 a.m.-5:56 p.m.

2 stops9h 11m

Chicago Midway

Tue 9/6

9:17 a.m.-8:38 p.m.

2 stops12h 21m

C$ 424

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/4

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from British Columbia to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from British Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from British Columbia to Illinois

How far ahead should I book a flight from British Columbia to Illinois?

Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from British Columbia to Illinois. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from British Columbia to Illinois?

Currently, August is the cheapest month in which you can book a flight from British Columbia to Illinois (average of C$ 104). Flying from British Columbia to Illinois in January is currently the most expensive (average of C$ 363). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BC to IL?

Find hourly flight availability from British Columbia to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 May 2026.

When flying from British Columbia to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from British Columbia to Illinois

Explore weekly flight availability from British Columbia to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 1 May 2026.

The most flights from CABC to USIL are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost to fly round-trip from British Columbia to Illinois?

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated 1 May 2026.
Check out reviews from past customers who have flown with United Airlines,WestJet, andAmerican Airlines from British Columbia to Illinois to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,677 reviews
Check prices

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,677 reviews
United Airlines
7.4
Good
9,677 reviews
Check prices

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,331 reviews
United Airlines
7.4
Good
9,677 reviews
Check prices

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
American Airlines
7.1
Good
11,684 reviews
United Airlines
7.4
Good
9,677 reviews
Check prices

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,983 reviews
United Airlines
7.4
Good
9,677 reviews
Check prices

Crew

8.1

Boarding

7.7

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from British Columbia to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from British Columbia to Illinois?

    Departing from British Columbia to Illinois will take you 6h 15m. The distance from British Columbia to Illinois is about 2840 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from British Columbia to Illinois one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 161. American Airlines flights start at C$ 164 while deals on United Airlines start at C$ 166 one-way.

  • Can I find deals for flights from British Columbia to Illinois that include hotel bookings?

    Yes. In addition to deals on British Columbia to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from British Columbia to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from British Columbia to Illinois.

  • Can I find deals for business class flights from British Columbia to Illinois?

    Yes. Cheapflights offers flight deals from British Columbia to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from British Columbia to Illinois?

    Currently, August is the cheapest month in which you can book a flight from British Columbia to Illinois (average of C$ 104). Flying from British Columbia to Illinois in January is currently the most expensive (average of C$ 363). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for British Columbia to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from British Columbia to Illinois

Discover the top 4 airlines that operate flights from British Columbia to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 1 May 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 196AverageC$ 468FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 201AverageC$ 573FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 207AverageC$ 362FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 251AverageC$ 427FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from British Columbia to Illinois?

Deals for British Columbia to Illinois flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from British Columbia to Illinois?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from British Columbia to Illinois for you. Better yet — we are completely free to use.

Can Cheapflights find flights from British Columbia to Illinois with no change fees?

Yes! Cheapflights helps users easily find flights from British Columbia to Illinois with no change fees.

Can Cheapflights notify me if prices for flights from British Columbia to Illinois become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from British Columbia today and book when prices fit your budget.

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