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

When flying from Calgary 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.

Cheap flights from Calgary to Illinois in October, November 2021

The best prices found for YYC to Illinois flights for October, November
8 Nov - 16 Nov
C$ 404pp
YYC
Calgary
Delta
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
YYC
Calgary
8 Nov - 17 Nov
C$ 407pp
YYC
Calgary
Delta
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
YYC
Calgary
20 Nov - 5 Dec
C$ 408pp
YYC
Calgary
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
YYC
Calgary

Calgary to Illinois 2021 flight deals

Cheap flights to Illinois from Calgary found for this year
8 Nov - 16 Nov
C$ 404pp
YYC
Calgary
Delta
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
YYC
Calgary
8 Nov - 16 Nov
C$ 407pp
YYC
Calgary
Delta
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
YYC
Calgary
20 Nov - 5 Dec
C$ 408pp
YYC
Calgary
American Airlines
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
American Airlines
 
1 STOP
YYC
Calgary

Last minute flights from Calgary to Illinois

Late deals on round-trip flights to Illinois from Calgary, departing today and this week
22 Oct - 27 Oct
C$ 571pp
YYC
Calgary
Delta
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
   
2 STOPS
YYC
Calgary
22 Oct - 27 Oct
C$ 613pp
YYC
Calgary
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Air Canada
   
2 STOPS
YYC
Calgary
21 Oct - 27 Oct
C$ 623pp
YYC
Calgary
Air Canada
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Air Canada
 
1 STOP
YYC
Calgary

One-way flights to Illinois from Calgary

The cheapest one-way flights from Calgary to Illinois
11:29 a.m. - 8:43 p.m.
Multiple Airlines
3 stops
32h 14m
YYC - ORD
Multiple Airlines
C$ 265
Gotogate
5:20 a.m. - 2:04 p.m.
Qatar Airways
1 stop
7h 44m
YYC - ORD
Qatar Airways
C$ 271
5:20 a.m. - 12:35 a.m.
Alaska Airlines
2 stops
18h 15m
YYC - ORD
Alaska Airlines
C$ 273

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$ 500 on Cheapflights?

Yes, there are multiple flights from Calgary to Illinois for under C$ 500. The cheapest flight booked recently is on Delta for just C$ 404, but on average you can expect to pay C$ 424.

Are there last-minute flights available from Calgary to Illinois for under C$ 600?

There are currently 7+ open flights from Calgary to Illinois within the next 7 days for less than C$ 600.

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

C$ 242 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and Qatar Airways, with prices starting from C$ 262 and C$ 271, respectively.

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$ 593, our data indicates the cheapest price to be C$ 209. The most popular route (Calgary - Chicago O'Hare Intl), is priced around C$ 455.

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 Alaska Airlines.

What are the most popular routes from Calgary to Illinois?

While some choose either Calgary - Chicago Midway or Calgary - Lambert-St Louis, Calgary - Chicago O'Hare Intl is the most popular route from Calgary to Illinois.

COVID Restrictions

View COVID Travel Restrictions for Illinois (IL)

Do I need a COVID test to fly to Illinois from Calgary?

Information is based on travel restrictions from Calgary to Illinois

Most visitors from Calgary need to provide a negative COVID-19 test result and/or quarantine to enter Illinois.

COVID-19 testing requirements
Visitors from Calgary must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Illinois.

Quarantine requirements
Visitors from Calgary are not required to quarantine after entering Illinois.

Do I need a test to fly back to Calgary from Illinois?

Returning to Calgary from Illinois

COVID-19 testing requirements
Visitors from Illinois must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Calgary.

Quarantine requirements
Visitors from Illinois are not required to quarantine after entering Calgary.

Hide COVID Travel Restrictions for Illinois (IL)

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 = $0.81

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
United Airlines
C$ 186 C$ 496 No cancel fee 69%
Search United Airlines flights
American Airlines
C$ 206 C$ 475 No cancel fee 71%
Search American Airlines flights
Air Canada
C$ 214 C$ 413 No cancel fee 67%
Search Air Canada flights
Frontier
C$ 225 C$ 332 No cancel fee 62%
Search Frontier flights
Delta
C$ 264 C$ 410 No cancel fee N/A
Search Delta flights
WestJet
C$ 300 C$ 491 No cancel fee 60%
Search WestJet flights
Aer Lingus
C$ 357 C$ 595 No cancel fee N/A
Search Aer Lingus flights
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