Cheap flights from Calgary to Illinois

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Calgary (YYC)
Chicago (ORD)
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How to find the cheapest flight from
Calgary (YYC) to Illinois

All the information you need to plan the best YYC to ORD flight in 2021: compare Calgary to Illinois flight prices with the expected peak season, weather and rainfall in Illinois.
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 34 days before your planned departure. Booking around this time can save you about 86% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 420 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 569.

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

Due to multiple factors, expect to potentially pay more when booking in January. For low rates, April can be a great choice for travel to Illinois. Flights to Illinois from Calgary in April are about C$ 306 on average during April, but can be found for as low as C$ 231.

Cheap flights from Calgary to Illinois in May, June 2021

The best prices found for YYC to Illinois flights for May, June
3 Jun - 11 Jun
C$ 402pp
YYC
Calgary
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
YYC
Calgary
26 Jun - 13 Jul
C$ 461pp
YYC
Calgary
Delta
 
1 STOP
MDW
Chicago Midway
MDW
Chicago Midway
Delta
 
1 STOP
YYC
Calgary
26 Jun - 13 Jul
C$ 461pp
YYC
Calgary
Delta
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
 
1 STOP
YYC
Calgary

Calgary to Illinois 2021 flight deals

Cheap flights to Illinois from Calgary found for this year
9 Sep - 10 Sep
C$ 370pp
YYC
Calgary
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
YYC
Calgary
2 Nov - 3 Nov
C$ 392pp
YYC
Calgary
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
YYC
Calgary
3 Jun - 11 Jun
C$ 402pp
YYC
Calgary
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
YYC
Calgary

Direct flights to Illinois from Calgary

Save time with Calgary to Illinois direct flight deals
18 Oct - 19 Oct
C$ 455pp
YYC
Calgary
United Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Direct
YYC
Calgary
4 Sep - 7 Sep
C$ 465pp
YYC
Calgary
American Airlines
Direct
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
American Airlines
Direct
YYC
Calgary

One-way flights to Illinois from Calgary

The cheapest one-way flights from Calgary to Illinois
10:35 a.m. - 8:23 p.m.
United Airlines
1 stop
8h 48m
YYC - ORD
United Airlines
C$ 266
United
8:56 a.m. - 8:07 a.m.
American Airlines
1 stop
22h 11m
YYC - ORD
American Airlines
C$ 337
4:00 a.m. - 1:07 p.m.
Delta
1 stop
8h 07m
YYC - MDW
Delta
C$ 359
Delta

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Calgary</span> to <span class="emphasized">Illinois</span> flights.

Flight FAQs

From Calgary to Illinois

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

If you book a flight to Illinois from Calgary, you will be flying from Calgary, which is the city’s only airport. Calgary (YYC) is located 9.3 km from the centre of Calgary.

Which airlines flying from Calgary to Illinois have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, American Airlines, and Air Canada flying from Calgary to Illinois have implemented new flexible cancellation policies.

Can I find flights from Calgary to Illinois for under C$ 484 on Cheapflights?

Yes, there are multiple flights from Calgary to Illinois for under C$ 484. The cheapest flight booked recently is on American Airlines for just C$ 370, but on average you can expect to pay C$ 459.

Are there direct flights from Calgary to Illinois for under C$ 484 on Cheapflights?

Cheapflights has 2 direct flights from Calgary to Illinois under C$ 484. A good price for a direct flight from Calgary to Illinois is less than C$ 460.

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

Consider American Airlines, Air Canada or Alaska Airlines when booking your flight. These represent the most popular airlines when flying from Calgary to Illinois.

What are the most popular routes from Calgary to Illinois?

The most popular route from Calgary to Illinois is Calgary - Chicago O'Hare Intl. You may also consider Calgary - Chicago Midway or Calgary - Lambert-St Louis.

What are the cheapest flights from Calgary to Illinois?

Looking for the cheapest flight from Calgary to Illinois? While on average our users pay C$ 581, our data indicates the cheapest price to be C$ 205. The most popular route (Calgary - Chicago O'Hare Intl), is priced around C$ 456.

How long is the flight from Calgary to Illinois?

There are many flights that can get you from Calgary to Illinois in 3h 19m. Fly via United Airlines, American Airlines, or Delta to get the fastest option. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to flying from Calgary to Illinois round-trip?

Flying on American Airlines is currently your cheapest option to Illinois, with prices starting at C$ 371. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at C$ 456 and C$ 462, respectively.

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

The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as C$ 264. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Calgary to Illinois for a low price.

Destination points for flights from Calgary to Illinois

Select to see more specific information for flights from Calgary to all places in Illinois.

Destination information for Illinois

Things to know before you go - useful duration and weather info for your trip from Calgary to Illinois.
Today's exchange rate
C$ 1 = $0.83
Flight duration
3h 32m

Airports servicing Calgary

Airports servicing

Bloomington Bloomington-Normal (BMI)
Champaign University-Willard (CMI)
Decatur Arpt (DEC)
Moline (MLI)
Marion Williamson County (MWA)

Top 7 airlines flying from Calgary to Illinois

The chart below displays the airlines Cheapflights users travelling from Calgary to Illinois choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
C$ 182 C$ 268 No cancel fee 62%
Search Frontier flights
Delta
C$ 213 C$ 332 No cancel fee N/A
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Air Canada
C$ 173 C$ 334 No cancel fee 67%
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American Airlines
C$ 167 C$ 385 No cancel fee 71%
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WestJet
C$ 242 C$ 398 No cancel fee 60%
Search WestJet flights
United Airlines
C$ 150 C$ 401 No cancel fee 69%
Search United Airlines flights
Aer Lingus
C$ 289 C$ 481 No cancel fee N/A
Search Aer Lingus flights
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