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$108+ Cheap flights from Alberta to Illinois

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — ORD
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Alberta to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Alberta (CAAB) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Alberta to Illinois

Cheapest flights from Alberta to Illinois
Explore the most affordable flight options available from Alberta to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Delta deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/77:00 amYYC - ORD
1 stop8h 58mDelta
Wed 12/1112:25 pmORD - YYC
2 stops11h 51mDelta
Deal found 11/21$221
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/48:30 amYYC - ORD
1 stop9h 06mAir Canada
Sat 12/712:52 pmORD - YYC
1 stop11h 26mAir Canada
Deal found 11/20$250
This Delta deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/77:00 amYYC - MDW
1 stop10h 32mDelta
Tue 12/109:30 amMDW - YYC
2 stops12h 08mDelta
Deal found 11/20$255
This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/412:45 amYEG - MDW
1 stop15h 33mMultiple Airlines
Tue 12/1012:57 pmMDW - YEG
1 stop24h 03mMultiple Airlines
Deal found 11/20$291
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/212:45 amYEG - ORD
2 stops32h 32mMultiple Airlines
Mon 12/93:25 pmORD - YEG
1 stop21h 35mMultiple Airlines
Deal found 11/19$312
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2612:05 amYEG - ORD
1 stop7h 52mAir Canada
Tue 12/39:14 pmORD - YEG
1 stop12h 23mAir Canada
Deal found 11/20$316
This Trip.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/137:00 amYEG - STL
2 stops24h 13mMultiple Airlines
Sun 12/158:34 pmSTL - YEG
1 stop18h 36mMultiple Airlines
Deal found 11/20$351
This United deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2212:41 pmYYC - ORD
Nonstop3h 28mMultiple Airlines
Mon 11/257:28 amORD - YYC
1 stop14h 16mMultiple Airlines
Deal found 11/21$355
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/53:27 pmYEG - ORD
1 stop17h 04mUnited Airlines
Thu 12/127:10 amORD - YEG
2 stops15h 55mUnited Airlines
Deal found 11/20$359
This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/39:45 pmYYC - MDW
2 stops12h 57mMultiple Airlines
Mon 12/912:05 pmMDW - YYC
1 stop12h 20mMultiple Airlines
Deal found 11/19$444
This FlightHub deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/256:00 amYYC - STL
2 stops11h 15mWestJet
Mon 12/210:21 amSTL - YYC
2 stops22h 26mWestJet
Deal found 11/21$461
This Trip.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1212:45 amYEG - STL
1 stop7h 37mWestJet
Sun 12/157:15 pmSTL - YEG
2 stops23h 19mWestJet
Deal found 11/20$496

Find flights from Alberta to Illinois within your budget

Customize your flight search to find flights from Alberta 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Thu 1/9

8:30 am-6:38 pm

1 stop9h 08m

Chicago O'Hare Intl

Mon 1/13

4:00 pm-11:18 pm

1 stop8h 18m

$215

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Sat 12/7

7:00 am-4:58 pm

1 stop8h 58m

Chicago O'Hare Intl

Wed 12/11

12:25 pm-11:16 pm

2 stops11h 51m

$221

CalgaryChicago

YYC - MDW

YYCMDW

Calgary

Wed 1/8

6:35 am-6:14 pm

2 stops10h 39m

Chicago Midway

Mon 1/13

1:26 pm-8:53 pm

1 stop8h 27m

$221

CalgaryChicago

YYC - MDW

YYCMDW

Calgary

Thu 1/23

12:30 am-11:54 am

1 stop10h 24m

Chicago Midway

Sun 1/26

12:43 pm-10:55 pm

1 stop11h 12m

$271

EdmontonChicago

YEG - ORD

YEGORD

Edmonton

Thu 5/1

10:00 am-4:44 pm

1 stop5h 44m

Chicago O'Hare Intl

Sun 5/11

5:30 pm-12:27 am

1 stop7h 57m

$284

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Thu 5/15

10:00 am-10:21 pm

1 stop11h 21m

Chicago O'Hare Intl

Fri 5/30

5:30 pm-8:19 pm

Nonstop3h 49m

$286

EdmontonChicago

YEG - MDW

YEGMDW

Edmonton

Wed 12/4

12:45 am-5:18 pm

1 stop15h 33m

Chicago Midway

Tue 12/10

12:57 pm-12:00 pm

1 stop24h 03m

$291

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Fri 1/17

7:15 am-8:56 pm

2 stops12h 41m

Lambert-St Louis

Mon 1/20

2:13 pm-11:18 pm

1 stop10h 05m

$300

CalgarySt. Louis

YYC - STL

YYCSTL

Calgary

Fri 1/10

6:15 am-3:06 pm

1 stop7h 51m

Lambert-St Louis

Mon 1/13

3:50 pm-11:18 pm

1 stop8h 28m

$306

EdmontonChicago

YEG - ORD

YEGORD

Edmonton

Mon 12/2

12:45 am-10:17 am

2 stops32h 32m

Chicago O'Hare Intl

Mon 12/9

3:25 pm-12:00 pm

1 stop21h 35m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 60 results
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Best time to book a flight from Alberta to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Alberta 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.

Travel insights for flights from Alberta to Illinois

Get recent, data-driven insights about flights from Alberta to Illinois including ideal travel times, pricing trends, and more.

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

Currently, September is the cheapest month in which you can book a flight from Alberta to Illinois (average of $232). Flying from Alberta to Illinois in June is currently the most expensive (average of $308). 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 AB to IL?

Find hourly flight availability from Alberta 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 November 21, 2024.

When flying from Alberta 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 Alberta to Illinois

Explore weekly flight availability from Alberta 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 November 21, 2024.

The most flights from CAAB to USIL are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 November 21, 2024.
Read reviews from past customers who have flown Air Canada, Delta and WestJet from Alberta to Illinois. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,464 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines
8.0
Very good
9,464 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta
8.0
Very good
8,755 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Porter Airlines
7.8
Good
288 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines
7.4
Good
9,172 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

WestJet
7.3
Good
2,811 reviews
Alaska Airlines
8.0
Very good
9,464 reviews

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.2

Comfort

7.9

Entertainment

7.1

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

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

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

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $108. Users have also found prices from $118 and $136 on Air Canada and Delta, respectively.

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

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

  • How can I find direct flights from Alberta to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Alberta 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 Alberta to Illinois?

    Currently, September is the cheapest month in which you can book a flight from Alberta to Illinois (average of $232). Flying from Alberta to Illinois in June is currently the most expensive (average of $308). 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 Alberta to Illinois

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Top 4 airlines flying from Alberta to Illinois

Discover the top 4 airlines that operate flights from Alberta 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$186Average$330FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$213Average$470FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$219Average$443FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$226Average$403FlexibilityNo cancel feeOn-time69%
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