Basic Economy allows a personal item only; no carry-on bags unless flying to Canada.
Economy Plus offers extra legroom seats towards the front of the economy cabin.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $173 (Kiwi.com) |
One-way from | $70 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $213 |
Good round-trip deal | $226 or less |
Good one-way deal | $120 or less |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoCalgary
ORD - YYC
ORDYYC
Chicago O'Hare Intl
Tue 12/16
8:45 am-11:35 am
Nonstop3h 50m
Calgary
Wed 12/17
12:37 pm-5:10 pm
Nonstop3h 33m
ChicagoCalgary
ORD - YYC
ORDYYC
Chicago O'Hare Intl
Sun 11/9
8:45 am-11:35 am
Nonstop3h 50m
Calgary
Wed 11/12
12:37 pm-5:10 pm
Nonstop3h 33m
ChicagoCalgary
ORD - YYC
ORDYYC
Chicago O'Hare Intl
Tue 12/2
8:45 am-11:35 am
Nonstop3h 50m
Calgary
Sat 12/6
12:37 pm-5:10 pm
Nonstop3h 33m
ChicagoCalgary
ORD - YYC
ORDYYC
Chicago O'Hare Intl
Sun 11/9
8:45 am-11:35 am
Nonstop3h 50m
Calgary
Thu 11/13
5:35 am-2:55 pm
1 stop8h 20m
ChicagoCalgary
ORD - YYC
ORDYYC
Chicago O'Hare Intl
Tue 12/2
8:45 am-11:35 am
Nonstop3h 50m
Calgary
Sat 12/6
5:35 am-2:55 pm
1 stop8h 20m
ChicagoCalgary
ORD - YYC
ORDYYC
Chicago O'Hare Intl
Tue 12/16
8:45 am-11:35 am
Nonstop3h 50m
Calgary
Wed 12/17
5:35 am-3:10 pm
1 stop8h 35m
ChicagoCalgary
ORD - YYC
ORDYYC
Chicago O'Hare Intl
Wed 12/10
8:45 am-11:35 am
Nonstop3h 50m
Calgary
Sat 12/13
6:15 am-9:08 pm
1 stop13h 53m
ChicagoCalgary
ORD - YYC
ORDYYC
Chicago O'Hare Intl
Sun 11/9
7:10 am-2:21 pm
1 stop8h 11m
Calgary
Wed 11/12
5:35 am-3:10 pm
1 stop8h 35m
ChicagoCalgary
MDW - YYC
MDWYYC
Chicago Midway
Wed 12/10
1:50 pm-8:57 pm
1 stop8h 07m
Calgary
Sat 12/13
6:35 am-1:10 pm
1 stop5h 35m
ChicagoCalgary
ORD - YYC
ORDYYC
Chicago O'Hare Intl
Fri 12/12
8:50 am-1:40 pm
1 stop5h 50m
Calgary
Tue 12/16
12:41 pm-9:21 pm
1 stop7h 40m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
The best time to book flights from Chicago to Calgary is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, April is the cheapest month in which you can book a flight from Chicago to Calgary (average of $80). Flying from Chicago to Calgary in December is currently the most expensive (average of $161). 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.
One of the essential ways to save on airfare from Chicago to Calgary is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 33% on airfare.
Travelers seeking maximum savings on their Chicago to Calgary flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Crew
Comfort
Food
Entertainment
Boarding
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Comfort
Food
Entertainment
Boarding
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Comfort
Food
Entertainment
Boarding
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Comfort
Food
Entertainment
Boarding
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Comfort
Food
Entertainment
Boarding
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Crew
Comfort
Food
Entertainment
Boarding
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$339 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$97 | Average$242 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$109 | Average$296 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$142 | Average$231 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$198 | Average$409 | FlexibilityNo cancel fee | On-time71% |