Cheap flights from St. John's to Calgary from C$ 251

The cheapest month to fly to Calgary from St. John's is in October. Flight prices, which tend to average around C$ 481, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Calgary from St. John's during September instead. Flights to Calgary in September, while not as cheap as those in October, still average around C$ 505.

The cheapest day to depart on your flight to Calgary is on a Thursday when prices can be found for as low as C$ 539. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from St. John's because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 767.

Our data shows that the cheapest St. John's to Calgary flights are usually those with departure times in the morning. Our users have found flights to Calgary in the morning for as low as C$ 646. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are C$ 745 on average. Flights to Calgary from St. John's in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from St John's to Calgary for the best St John's - Calgary flight prices

You are more likely to see cheaper flights to Calgary from St. John's when booking weeks ahead of your departure date. In general, you can expect to find flights to Calgary for around C$ 647 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Calgary from St. John's for as low as C$ 487 on momondo.

There are 3 cabin classes available to choose from on St. John's to Calgary flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 24% on your flight if you consider stops on a St. John's to Calgary flight.

As of June 2026, prices for St. John's to Calgary flights are approximately 24% more expensive when compared to flights at the same time last year.

WestJet and Porter Airlines are the most popular carriers operating from St John's to Calgary

WestJet, Porter Airlines and Air Canada are the top three most popular airlines that fly to Calgary from St. John's according to our data. WestJet is the first choice among our users, with 71% of people opting to fly with this airline when travelling to Calgary. Keep in mind that there are 3 different airlines that fly to Calgary on a routine basis, so you have a few additional options to choose from.

Ottawa (YOW) was the most common stop: 33% of momondo users choosing one-stop flights on this route connected there.

Flights via Montreal (YHU) offer the lowest average round-trip price of C$ 656.

Flights connecting via Ottawa (YOW) have the shortest average one-way travel time: 8h 30m.

Ottawa (YOW) has the shortest average layover time for this route: 0h 54m.

The number of flights available between St. John's and Calgary is 1 per day as of June 2026. The most frequent departure time is 7:00a.m., with 100% of daily flights leaving at noon.

13 flights are operational weekly from St. John's to Calgary as of June 2026. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.