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$59+ Cheap flights from Illinois to Calgary (YYC)

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — YYC
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Illinois to Calgary

Keep the following information in mind while searching for Illinois to Calgary flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$145
(Flightnetwork)

One-way from

$59
(Justfly.com)

Popular in

December

Cheapest in

October

Average price

$274

Good round-trip deal

$196 or less

Good one-way deal

$115 or less
Provider with most accurate pricing for Chicago (CHI)-Calgary flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Calgary flights.
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From Illinois to Calgary
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One-way flight from Illinois to Calgary
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($83 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Illinois to Calgary.
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Price to beat on a one-way flight from Illinois to Calgary.
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Find flight deals from Illinois to Calgary

Cheapest flights from Illinois to Calgary
Explore the most affordable flight options available from Illinois to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Flightnetwork deal was found by Cheapflights users on 3/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/15:30 pmORD - YYC
Nonstop3h 49mMultiple Airlines
Mon 5/511:55 pmYYC - ORD
1 stop7h 55mMultiple Airlines
Deal found 3/27$145
This Trip.com deal was found by Cheapflights users on 3/27. 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.
Sat 5/35:30 pmORD - YYC
Nonstop3h 49mWestJet
Sat 5/1012:15 pmYYC - ORD
Nonstop3h 29mWestJet
Deal found 3/27$147
This Flightnetwork deal was found by Cheapflights users on 3/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:10 amORD - YYC
1 stop15h 38mAir Canada
Sat 5/2412:55 amYYC - ORD
1 stop7h 57mAir Canada
Deal found 3/27$151
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/128:25 pmORD - YYC
Nonstop4h 00mAmerican Airlines
Thu 6/196:29 amYYC - ORD
Nonstop3h 25mAmerican Airlines
Deal found 3/27$180
This United Airlines deal was found by Cheapflights users on 3/27. 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 5/17:10 amORD - YYC
1 stop15h 38mUnited Airlines
Sat 5/1012:43 pmYYC - ORD
Nonstop3h 27mUnited Airlines
Deal found 3/27$189
This Delta deal was found by Cheapflights users on 3/27. 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.
Tue 5/131:55 pmMDW - YYC
1 stop7h 45mDelta
Sun 5/256:30 amYYC - MDW
1 stop5h 45mDelta
Deal found 3/27$250
This Delta deal was found by Cheapflights users on 3/27. 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.
Wed 4/912:15 pmORD - YYC
1 stop9h 27mDelta
Sun 4/137:40 amYYC - ORD
1 stop9h 10mDelta
Deal found 3/27$255
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Thu 5/18:03 pmMDW - YYC
1 stop19h 42mMultiple Airlines
Sun 5/412:30 amYYC - MDW
1 stop12h 04mMultiple Airlines
Deal found 3/27$270
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Sun 5/1112:15 pmSTL - YYC
2 stops9h 04mMultiple Airlines
Sun 5/1810:05 amYYC - STL
1 stop13h 01mMultiple Airlines
Deal found 3/27$360
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:19 amSTL - YYC
1 stop7h 31mAmerican Airlines
Mon 5/191:18 pmYYC - STL
1 stop19h 31mAmerican Airlines
Deal found 3/27$365
This Air Canada deal was found by Cheapflights users on 3/28. 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.
Fri 4/184:45 pmSTL - YYC
1 stop6h 03mAir Canada
Fri 4/256:15 amYYC - STL
1 stop7h 34mAir Canada
Deal found 3/28$394
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/611:24 amMLI - YYC
1 stop13h 01mAmerican Airlines
Wed 6/111:27 pmYYC - MLI
1 stop9h 15mAmerican Airlines
Deal found 3/27$413

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Calgary 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 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Illinois to Calgary that are best for you.

Fly from

Illinois

Fly to

Calgary

Route

Depart

Return

Price

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Thu 5/1

5:30 pm-8:19 pm

Nonstop3h 49m

Calgary

Mon 5/5

11:55 pm-8:50 am

1 stop7h 55m

$145

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Sat 5/3

5:30 pm-8:19 pm

Nonstop3h 49m

Calgary

Sat 5/10

12:15 pm-4:44 pm

Nonstop3h 29m

$147

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Tue 5/13

7:10 am-9:48 pm

1 stop15h 38m

Calgary

Sat 5/24

12:55 am-9:52 am

1 stop7h 57m

$151

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Thu 6/12

8:25 pm-11:25 pm

Nonstop4h 00m

Calgary

Thu 6/19

6:29 am-10:54 am

Nonstop3h 25m

$180

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Thu 5/1

5:05 am-1:53 pm

1 stop9h 48m

Calgary

Sat 5/10

12:43 pm-5:10 pm

Nonstop3h 27m

$189

ChicagoCalgary

MDW - YYC

MDWYYC

Chicago Midway

Tue 5/13

1:55 pm-8:40 pm

1 stop7h 45m

Calgary

Sun 5/25

6:30 am-1:15 pm

1 stop5h 45m

$250

ChicagoCalgary

ORD - YYC

ORDYYC

Chicago O'Hare Intl

Wed 4/9

12:15 pm-8:42 pm

1 stop9h 27m

Calgary

Sun 4/13

7:40 am-5:50 pm

1 stop9h 10m

$255

ChicagoCalgary

MDW - YYC

MDWYYC

Chicago Midway

Thu 5/1

8:03 pm-2:45 pm

1 stop19h 42m

Calgary

Sun 5/4

12:30 am-1:34 pm

1 stop12h 04m

$270

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sun 5/11

12:15 pm-8:19 pm

2 stops9h 04m

Calgary

Sun 5/18

10:05 am-12:06 am

1 stop13h 01m

$360

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Wed 5/14

5:19 am-11:50 am

1 stop7h 31m

Calgary

Mon 5/19

1:18 pm-9:49 am

1 stop19h 31m

$365

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 37 results
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Best time to book a flight from Illinois to Calgary

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

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Calgary (average of $300). Flying from Illinois to Calgary in June is currently the most expensive (average of $416). 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 IL to YYC?

Find hourly flight availability from Illinois to Calgary. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Calgary as you normally would.

Rainfall in Calgary by month

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

In terms of precipitation, rainfall in Calgary ranges from 0.4 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. January is typically the driest time to visit Calgary when rainfall is around 0.4 in.

Temperature in Calgary by month

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

If weather is an important factor for your trip to Calgary, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 19.4 F).

Reviews of airlines servicing Calgary

Get insights into the airlines that provide service to Calgary. 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 Calgary. Reviews last updated March 28, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and Porter Airlines from Illinois to Calgary to help guide your decision. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,798 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,798 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,896 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Porter Airlines
7.9
Good
276 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,603 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Overall

8.0

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

  • What airport do you fly into for flights to Calgary from Illinois?

    For a flight from Illinois to Calgary, you will be flying into Calgary. Calgary (YYC) is just 5.8 mi from the center of the city.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $59. Air Canada flights start at $75 while deals on United Airlines start at $77 one-way.

  • What are the most popular routes from Illinois to Calgary?

    When deciding which route to take from Illinois to Calgary consider Chicago O'Hare Intl - Calgary, Chicago Midway - Calgary or Lambert-St Louis - Calgary as they are the most popular.

  • What are the most reliable airlines from Illinois to Calgary?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Calgary on time: Air Canada (77%), United Airlines (77%), Qatar Airways (71%).

  • What are the cheapest flights from Illinois to Calgary?

    The cheapest flight price from Illinois to Calgary is $72. On average you can expect to pay $860. The most popular route, (Chicago O'Hare Intl - Calgary), can usually be booked for $172.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Illinois to Calgary (average of $300). Flying from Illinois to Calgary in June is currently the most expensive (average of $416). 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

Traveling to a place near Illinois?

Book flights to Illinois if you plan to visit one of these locations
Canmore
Airdrie

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Alternative routes for Illinois to Calgary

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Illinois to Calgary

Discover the top 5 airlines that operate flights from Illinois to Calgary. 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 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$117Average$361FlexibilityNo cancel feeOn-time67%
WestJetCheapest$133Average$270FlexibilityNo cancel feeOn-time60%
DeltaCheapest$137Average$329FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$189Average$601FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$207Average$830FlexibilityNo cancel feeOn-time69%
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