Cheap flights from Washington, D.C. Dulles Intl Airport to Calgary from C$ 219

The cheapest month to fly to Calgary from Washington, D.C. Dulles Intl Airport is in October. Flight prices, which tend to average around C$ 422, 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 Washington, D.C. Dulles Intl Airport during November instead. Flights to Calgary in November, while not as cheap as those in October, still average around C$ 588.

The cheapest day to depart on your flight to Calgary is on a Tuesday when prices can be found for as low as C$ 94. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Washington, D.C. Dulles Intl Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 782.

Our data shows that the cheapest Washington, D.C. Dulles Intl Airport to Calgary flights are usually those with departure times in the evening. Our users have found flights to Calgary in the evening for as low as C$ 340. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 599 on average. Flights to Calgary from Washington, D.C. Dulles Intl Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Washington, D.C. Dulles Intl to Calgary for the best Washington, D.C. Dulles Intl - Calgary flight prices

You are more likely to see cheaper flights to Calgary from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Calgary for around C$ 718 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Calgary from Washington, D.C. Dulles Intl Airport for as low as C$ 507 on momondo.

There is only 1 cabin class available to choose from on Washington, D.C. Dulles Intl Airport 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 16% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Calgary flight.

As of August 2026, prices for Washington, D.C. Dulles Intl Airport to Calgary flights are approximately 29% cheaper when compared to flights at the same time last year.

As of August 2026, there are 2 flights per day flying from Washington, D.C. Dulles Intl Airport to Calgary. The most common time of day flights depart is 9:00a.m., with 82% of flights taking off at noon.

As of August 2026, 14 flights take off from Washington, D.C. Dulles Intl Airport and land in Calgary each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.