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Cheap flights from Calgary (YYC) to Illinois from $111

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YYC — ORD
May 29 — Jun 51
From?
To?
Wed 5/29
Wed 6/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

How far in advance should I book a flight from Calgary to Illinois?

To save on the cost of your flight from Calgary to Illinois, book at least 46 days before your planned departure. Booking around this time can save you about 91% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $333 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $560.

What is the cheapest month to fly from Calgary to Illinois?

Flights from Calgary to Illinois lean towards being more expensive in July. Prices are generally better when you fly from Calgary to Illinois in January, with the cheapest ticket starting at $215.

When is the cheapest time to fly from Calgary to Illinois (YYC - IL)?

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

Cheap WestJet flights from Calgary to Illinois

Explore cheap flight options specifically provided by WestJet for the route between Calgary and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Take a look at some of the lowest-priced WestJet flights heading from Calgary to Illinois. Come back soon if you're not finding the exact deal you're looking for.
Thu 7/412:30 pmYYC - ORD
Nonstop3h 27mWestJet
Wed 7/105:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/23$175
Tue 6/1812:30 pmYYC - ORD
Nonstop3h 27mWestJet
Sat 6/225:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/23$328
Tue 7/2312:30 pmYYC - ORD
Nonstop3h 27mWestJet
Wed 7/315:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/23$332
Thu 7/2512:30 pmYYC - ORD
Nonstop3h 27mWestJet
Thu 8/15:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/23$333
Tue 7/2312:30 pmYYC - ORD
Nonstop3h 27mWestJet
Wed 7/315:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/23$340
Mon 6/312:30 pmYYC - ORD
Nonstop3h 35mWestJet
Fri 6/75:55 pmORD - YYC
Nonstop3h 27mWestJet
Deal found 5/24$359
Tue 7/2312:30 pmYYC - ORD
Nonstop3h 27mWestJet
Sat 8/35:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/23$364
Sat 6/112:30 pmYYC - ORD
Nonstop3h 35mWestJet
Fri 6/75:55 pmORD - YYC
Nonstop3h 27mWestJet
Deal found 5/24$379
Sun 7/2112:30 pmYYC - ORD
Nonstop3h 27mWestJet
Tue 7/305:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/23$395

Cheap United Airlines flights from Calgary to Illinois

Explore cheap flight options specifically provided by United Airlines for the route between Calgary and Illinois. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Take a gander at the lowest prices we've found on United Airlines flights from Calgary to Illinois. Deals are refreshing constantly so come back soon for more options.
Fri 10/2512:40 pmYYC - ORD
Nonstop3h 29mUnited Airlines
Tue 10/2910:50 amORD - YYC
1 stop11h 48mUnited Airlines
Deal found 5/23$222
Sat 10/266:25 amYYC - ORD
1 stop11h 23mUnited Airlines
Tue 10/2912:45 pmORD - YYC
1 stop9h 53mUnited Airlines
Deal found 5/23$227
Tue 6/48:30 amYYC - ORD
Nonstop3h 29mUnited Airlines
Thu 6/67:57 pmORD - YYC
Nonstop3h 46mUnited Airlines
Deal found 5/24$265
Sun 6/28:30 amYYC - ORD
Nonstop3h 29mUnited Airlines
Sat 6/87:10 amORD - YYC
1 stop15h 33mUnited Airlines
Deal found 5/24$300
Wed 7/246:25 amYYC - ORD
1 stop16h 34mUnited Airlines
Wed 8/75:16 amORD - YYC
1 stop13h 57mUnited Airlines
Deal found 5/23$304
Mon 6/36:25 amYYC - ORD
1 stop15h 30mUnited Airlines
Sat 6/87:57 pmORD - YYC
Nonstop3h 46mUnited Airlines
Deal found 5/24$305
Mon 6/36:25 amYYC - ORD
1 stop15h 30mUnited Airlines
Wed 6/57:10 amORD - YYC
1 stop15h 33mUnited Airlines
Deal found 5/24$310
Tue 10/2912:41 pmYYC - ORD
Nonstop3h 27mUnited Airlines
Sat 2/1512:45 pmORD - YYC
1 stop9h 56mUnited Airlines
Deal found 5/23$324
Sat 6/86:25 amYYC - ORD
1 stop13h 39mUnited Airlines
Tue 6/117:57 pmORD - YYC
Nonstop3h 46mUnited Airlines
Deal found 5/24$329

Cheap Calgary to Illinois flights in May & June 2024

Find cheap flight options from Calgary to Illinois specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Prices were last updated on May 24, 2024.
The lowest fares we've come across on flights traveling from Calgary to Illinois in May and June 2024. Check back in a little while for more flight options.
Mon 5/2712:30 pmYYC - ORD
Nonstop3h 35mDelta
Sat 6/15:55 pmORD - YYC
Nonstop3h 27mDelta
Deal found 5/23$231
Mon 5/2712:30 pmYYC - ORD
Nonstop3h 35mMultiple Airlines
Sat 6/15:56 pmORD - YYC
1 stop23h 55mMultiple Airlines
Deal found 5/23$238
Sat 6/17:55 amYYC - ORD
1 stop7h 54mDelta
Thu 6/61:45 pmORD - YYC
1 stop10h 28mDelta
Deal found 5/24$254
Mon 5/2712:30 pmYYC - ORD
Nonstop3h 35mDelta
Fri 5/315:55 pmORD - YYC
Nonstop3h 27mDelta
Deal found 5/23$255
Sat 6/86:45 amYYC - ORD
1 stop9h 12mDelta
Tue 6/111:40 pmORD - YYC
1 stop10h 22mDelta
Deal found 5/24$264
Tue 5/287:55 amYYC - ORD
1 stop10h 15mDelta
Fri 5/315:55 pmORD - YYC
Nonstop3h 27mDelta
Deal found 5/23$267
Mon 5/2712:30 pmYYC - ORD
Nonstop3h 35mMultiple Airlines
Thu 5/308:00 pmORD - YYC
1 stop16h 12mMultiple Airlines
Deal found 5/23$269
Sat 6/112:30 pmYYC - ORD
Nonstop3h 35mMultiple Airlines
Tue 6/410:52 pmORD - YYC
1 stop14h 06mMultiple Airlines
Deal found 5/24$271
Fri 6/712:30 pmYYC - ORD
Nonstop3h 35mMultiple Airlines
Tue 6/1110:01 pmORD - YYC
1 stop14h 57mMultiple Airlines
Deal found 5/23$272

Calgary to Illinois 2024 flight deals

Discover exclusive flight deals for travel between Calgary and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
The lowest fares we've come across on flights traveling from Calgary to Illinois in May and June 2024. Check back in a little while for more flight options.
Fri 9/2012:30 pmYYC - ORD
Nonstop3h 39mWestJet
Sat 9/285:55 pmORD - YYC
Nonstop3h 50mWestJet
Deal found 5/24$174
Thu 7/412:30 pmYYC - ORD
Nonstop3h 27mWestJet
Wed 7/105:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/23$175
Fri 10/2512:40 pmYYC - ORD
Nonstop3h 29mUnited Airlines
Tue 10/2910:50 amORD - YYC
1 stop11h 48mUnited Airlines
Deal found 5/23$222
Sat 10/266:25 amYYC - ORD
1 stop13h 41mUnited Airlines
Tue 10/297:45 pmORD - YYC
Nonstop3h 44mUnited Airlines
Deal found 5/23$227
Fri 10/2512:10 amYYC - ORD
1 stop7h 51mAir Canada
Tue 10/297:45 pmORD - YYC
Nonstop3h 44mAir Canada
Deal found 5/23$228
Sat 10/266:50 amYYC - ORD
2 stops13h 17mDelta
Tue 10/293:50 pmORD - YYC
1 stop5h 53mDelta
Deal found 5/23$230
Mon 5/2712:30 pmYYC - ORD
Nonstop3h 35mDelta
Sat 6/15:55 pmORD - YYC
Nonstop3h 27mDelta
Deal found 5/23$231
Tue 7/237:15 pmYYC - ORD
1 stop13h 30mMultiple Airlines
Sun 7/281:55 pmORD - YYC
1 stop10h 32mMultiple Airlines
Deal found 5/24$236
Mon 5/2712:30 pmYYC - ORD
Nonstop3h 35mMultiple Airlines
Sat 6/15:56 pmORD - YYC
1 stop23h 55mMultiple Airlines
Deal found 5/23$238

Non-stop flights to Illinois from Calgary

Discover non-stop flight options from Calgary to Illinois. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Consider booking one of these non-stop flights heading from Calgary to Illinois. Select from other flights from Calgary to Illinois by using the search form above.
Thu 7/412:30 pmYYC - ORD
Nonstop3h 27mWestJet
Wed 7/105:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/23$175
Fri 10/2512:40 pmYYC - ORD
Nonstop3h 29mAir Canada
Tue 10/297:45 pmORD - YYC
Nonstop3h 44mAir Canada
Deal found 5/23$222
Tue 6/48:30 amYYC - ORD
Nonstop3h 29mUnited Airlines
Thu 6/67:57 pmORD - YYC
Nonstop3h 46mUnited Airlines
Deal found 5/24$286
Tue 6/48:30 amYYC - ORD
Nonstop3h 29mAir Canada
Sat 6/87:57 pmORD - YYC
Nonstop3h 46mAir Canada
Deal found 5/24$300
Wed 6/512:40 pmYYC - ORD
Nonstop3h 29mAir Canada
Thu 6/67:57 pmORD - YYC
Nonstop3h 46mAir Canada
Deal found 5/24$304
Sat 10/2612:40 pmYYC - ORD
Nonstop3h 29mAir Canada
Tue 10/297:45 pmORD - YYC
Nonstop3h 44mAir Canada
Deal found 5/23$307
Fri 10/2512:40 pmYYC - ORD
Nonstop3h 29mAir Canada
Tue 11/268:45 amORD - YYC
Nonstop3h 54mAir Canada
Deal found 5/23$316
Wed 8/2812:30 pmYYC - ORD
Nonstop3h 27mWestJet
Sat 8/315:55 pmORD - YYC
Nonstop3h 45mWestJet
Deal found 5/24$323
Tue 10/2912:41 pmYYC - ORD
Nonstop3h 27mAir Canada
Wed 2/128:45 amORD - YYC
Nonstop3h 54mAir Canada
Deal found 5/23$324

Calgary to Illinois flights leaving soon

Find last-minute flight options from Calgary to Illinois for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Have a look at some of the flights available from Calgary to Illinois departing last-minute. Tip: verify your flight details before completing your reservation.
Sat 6/17:55 amYYC - ORD
1 stop7h 54mDelta
Thu 6/61:45 pmORD - YYC
1 stop10h 28mDelta
Deal found 5/24$254
Sat 6/112:30 pmYYC - ORD
Nonstop3h 35mMultiple Airlines
Tue 6/410:52 pmORD - YYC
1 stop14h 06mMultiple Airlines
Deal found 5/24$271
Sat 6/112:30 pmYYC - ORD
Nonstop3h 35mDelta
Thu 6/61:45 pmORD - YYC
1 stop10h 28mDelta
Deal found 5/24$274
Sat 6/112:30 pmYYC - ORD
Nonstop3h 35mMultiple Airlines
Mon 6/38:00 pmORD - YYC
1 stop16h 12mMultiple Airlines
Deal found 5/24$279
Mon 6/312:30 pmYYC - ORD
Nonstop3h 35mMultiple Airlines
Wed 6/59:37 pmORD - YYC
2 stops28h 06mMultiple Airlines
Deal found 5/24$287
Sun 6/28:30 amYYC - ORD
Nonstop3h 29mUnited Airlines
Sat 6/87:10 amORD - YYC
1 stop15h 33mUnited Airlines
Deal found 5/24$300
Sun 6/28:30 amYYC - ORD
Nonstop3h 29mAir Canada
Thu 6/67:57 pmORD - YYC
Nonstop3h 46mAir Canada
Deal found 5/24$304
Sat 6/13:25 pmYYC - ORD
1 stop7h 34mUnited Airlines
Sat 6/87:10 amORD - YYC
1 stop15h 33mUnited Airlines
Deal found 5/24$305
Sat 6/112:05 pmYYC - ORD
1 stop11h 01mDelta
Fri 6/71:40 pmORD - YYC
1 stop10h 22mDelta
Deal found 5/24$306

One-way flights to Illinois from Calgary

Search for one-way flight options from Calgary to Illinois. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Take a look at some of the best available options we've come across on one-way flights from Calgary to Illinois. Users can also find round-trip Calgary to Illinois flights by using the search form above.
Thu 7/412:30 pmYYC - ORD
Nonstop3h 27mWestJet
Deal found 5/23$111
Mon 6/312:30 pmYYC - ORD
Nonstop3h 35mWestJet
Deal found 5/24$113
Thu 8/2212:30 pmYYC - ORD
Nonstop3h 27mWestJet
Deal found 5/24$117
Tue 6/48:30 amYYC - ORD
Nonstop3h 29mAir Canada
Deal found 5/23$119
Tue 6/46:00 amYYC - ORD
1 stop7h 36mAir Canada
Deal found 5/23$124
Wed 8/211:00 amYYC - ORD
1 stop7h 54mAir Canada
Deal found 5/23$127
Mon 6/312:10 amYYC - ORD
1 stop7h 41mAir Canada
Deal found 5/23$130
Thu 7/186:25 amYYC - ORD
1 stop16h 34mUnited Airlines
Deal found 5/24$132
Mon 6/33:25 pmYYC - ORD
1 stop6h 30mUnited Airlines
Deal found 5/23$134

Find flights from Calgary to Illinois within your budget

Customize your flight search to find flights from Calgary 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 2,725,499 searches. Data last updated May 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$175 - $443

Route

Depart

Return

Price

CalgaryChicago O'Hare Intl

YYC - ORD

YYCORD

Calgary

Thu 7/4

Nonstop3h 27m

Chicago O'Hare Intl

Wed 7/10

Nonstop3h 45m

$175

CalgaryChicago O'Hare Intl

YYC - ORD

YYCORD

Calgary

Fri 10/25

Nonstop3h 29m

Chicago O'Hare Intl

Tue 10/29

1 stop11h 48m

$222

CalgaryChicago O'Hare Intl

YYC - ORD

YYCORD

Calgary

Sat 10/26

1 stop11h 23m

Chicago O'Hare Intl

Tue 10/29

1 stop9h 53m

$227

CalgaryChicago O'Hare Intl

YYC - ORD

YYCORD

Calgary

Fri 10/25

1 stop7h 51m

Chicago O'Hare Intl

Tue 10/29

Nonstop3h 44m

$228

CalgaryChicago O'Hare Intl

YYC - ORD

YYCORD

Calgary

Sat 10/26

2 stops13h 17m

Chicago O'Hare Intl

Tue 10/29

1 stop5h 53m

$230

CalgaryChicago O'Hare Intl

YYC - ORD

YYCORD

Calgary

Tue 7/23

1 stop13h 30m

Chicago O'Hare Intl

Sun 7/28

1 stop10h 32m

$236

CalgaryChicago O'Hare Intl

YYC - ORD

YYCORD

Calgary

Mon 8/19

1 stop8h 40m

Chicago O'Hare Intl

Thu 8/22

Nonstop3h 45m

$243

CalgaryChicago O'Hare Intl

YYC - ORD

YYCORD

Calgary

Wed 7/24

2 stops22h 20m

Chicago O'Hare Intl

Wed 8/7

2 stops16h 52m

$393

CalgaryLambert-St Louis

YYC - STL

YYCSTL

Calgary

Wed 6/12

1 stop7h 32m

Lambert-St Louis

Thu 6/13

1 stop15h 50m

$443

Flights are sorted by cheapest first

Deals found on 5/23

No data available for this route at this time. Please check back soon.

Best time to book a flight from Calgary to Illinois

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

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 May 24, 2024.
Read through reviews of airlines operating flights from Calgary to Illinois, such as WestJet, United Airlines and Air Canada. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,182 reviews
Check prices

Entertainment

7.3

Food

7.3

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,182 reviews
Alaska Airlines
8.1
Very good
9,182 reviews
Check prices

Entertainment

7.3

Food

7.3

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,550 reviews
Alaska Airlines
8.1
Very good
9,182 reviews
Check prices

Entertainment

7.3

Food

7.3

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

WestJet
7.5
Good
2,893 reviews
Alaska Airlines
8.1
Very good
9,182 reviews
Check prices

Entertainment

7.3

Food

7.3

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Porter Airlines
7.4
Good
405 reviews
Alaska Airlines
8.1
Very good
9,182 reviews
Check prices

Entertainment

7.3

Food

7.3

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,845 reviews
Alaska Airlines
8.1
Very good
9,182 reviews
Check prices

Entertainment

7.3

Food

7.3

Boarding

8.2

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

Find useful and relevant information for your journey from Calgary to Illinois. 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 from for flights from Calgary to Illinois?

    Calgary (YYC) is the airport you will fly out of if you book a flight from Calgary to Illinois. It is only a 5.8 mi journey to Calgary (YYC) from Calgary’s city center.

  • Can I find flights from Calgary to Illinois for under $200 on Cheapflights?

    Yes, there are multiple flights from Calgary to Illinois for under $200. The cheapest flight booked recently is on WestJet for just $175, but on average you can expect to pay $249.

  • Are there nonstop flights from Calgary to Illinois for under $200 on Cheapflights?

    Cheapflights has at least 20 direct flights from Calgary to Illinois under $200. A good price for a nonstop flight from Calgary to Illinois is less than $321.

  • Are there last-minute flights available from Calgary to Illinois for under $300?

    There are currently 20+ open flights from Calgary to Illinois within the next 7 days for less than $300.

  • What days are nonstop flights available from Calgary to Illinois?

    Nonstop flights can be found on the following days: Sunday, Saturday.

  • How many flights depart from Calgary to Illinois on average per day?

    On average, you can expect to see 5 flights from Calgary to Illinois a day.
    Morning (6am - Noon) - 100% of flight departures

  • How long is the flight from Calgary to Illinois?

    Airlines like WestJet, United Airlines, and Air Canada fly from Calgary to Illinois in about 3h 27m. The time it takes to get you to your destination can typically vary by up to 4h 24m. There are 1389 mi between Calgary and Illinois. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Calgary to Illinois are WestJet ($111), Air Canada ($119), and United Airlines ($132).

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

    Most travelers choose Calgary - Chicago O'Hare Intl, Calgary - Chicago Midway or Calgary - Lambert-St Louis when deciding on the best route from Calgary to Illinois.

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

    Consider Air Canada (83%), United Airlines (83%) or Emirates (79%) when booking your flight. These represent the most reliable airlines when flying from Calgary to Illinois.

  • What are the cheapest flights from Calgary to Illinois?

    Looking for the cheapest flight from Calgary to Illinois? While on average our users pay $416, our data indicates the cheapest price to be $122. The most popular route (Calgary - Chicago O'Hare Intl), is priced around $218.

  • What does YYC to ORD mean?

    Great question - YYC to ORD just means Calgary Airport to Chicago O'Hare Intl Airport. Now you’ll know what these unique codes when you look for flights! This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI).

  • Can I find deals for flights from Calgary to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your Calgary to Illinois flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Calgary to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Calgary to Illinois flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Calgary 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.

  • Can I find deals for flights from Calgary to Illinois that allow pets onboard?

    Many airlines flying from Calgary to Illinois offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Calgary to Illinois?

    Yes, you can often find last-minute deals on Calgary to Illinois flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Calgary to Illinois flight deals updated?

    The Calgary to Illinois flight deals you see on this page were last updated on 5/24.

  • What are the most popular airlines that fly from Calgary to Illinois?

    Before booking your flight from Calgary to Illinois check out the most popular airlines for this route: American Airlines, Air Canada or United Airlines.

  • When is the best time to book a flight from Calgary to Illinois?

    Currently, February is the cheapest month in which you can book a flight from Calgary to Illinois (average of $244). Flying from Calgary to Illinois in June is currently the most expensive (average of $330). 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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Top 4 airlines flying from Calgary to Illinois

Discover the top 4 airlines that operate flights from Calgary 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 2,725,499 searches. Data last updated May 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$167Average$318FlexibilityNo cancel feeOn-time60%
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American AirlinesCheapest$193Average$422FlexibilityNo cancel feeOn-time71%
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Air CanadaCheapest$209Average$387FlexibilityNo cancel feeOn-time67%
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United AirlinesCheapest$217Average$363FlexibilityNo cancel feeOn-time69%
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Search flights from Calgary to Illinois by cabin class

Find flights from Calgary to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Calgary to Illinois

Find hourly flight availability from Calgary 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 May 24, 2024.
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
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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 Calgary to Illinois?

Deals for Calgary 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 Calgary to Illinois?

Cheapflights simply makes it quick and affordable to book flights from Calgary to Illinois by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Illinois from Calgary? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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