Cheap flights from Calgary to St. John's from C$ 244

In general, October is the cheapest month to fly from Calgary to St. John's. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 398. If you’re not able to fly to St. John's in October, then September is your next best option. Flight prices from Calgary to St. John's during September average around C$ 501.

On average, the least expensive day to fly to St. John's from Calgary is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as C$ 582. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to St. John's on Thursday is C$ 700.

The cheapest time of day to fly to St. John's is in the evening when flights can be purchased for as low as C$ 640. Flights in the morning are often more expensive with an average ticket price of C$ 645.

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

You are more likely to see cheaper flights to St. John's from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to St. John's for around C$ 636 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. John's from Calgary for as low as C$ 539 on momondo.

There are 2 cabin classes available to choose from on Calgary to St. John's 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 28% on your flight if you consider stops on a Calgary to St. John's flight.

As of June 2026, prices for Calgary to St. John's flights are approximately 21% more expensive when compared to flights at the same time last year.

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

WestJet, Porter Airlines and Air Canada are the top three most popular airlines that fly to St. John's from Calgary according to our data. WestJet is the first choice among our users, with 67% of people opting to fly with this airline when travelling to St. John's. Keep in mind that there are 3 different airlines that fly to St. John's on a routine basis, so you have a few additional options to choose from.

Montreal (YUL) was the most common stop: 88% of momondo users choosing one-stop flights on this route connected there.

Flights via Montreal (YUL) offer the lowest average round-trip price of C$ 599.

Flights connecting via Montreal (YUL) have the shortest average one-way travel time: 8h 06m.

Toronto (YYZ) has the shortest average layover time for this route: 1h 24m.

As of June 2026, 1 flights take off from Calgary and land in St. John's each day. The most common flight departure time for this route is 9:00p.m., with 100% of daily flights taking off in the evening.

As of June 2026, 12 flights take off from Calgary and land in St. John's each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.