Cheap flights from Washington, D.C. to Calgary from $144

The month of October is, on average, the cheapest month to fly to Calgary from Washington, D.C., with most prices found around $306. If you aren’t able to travel during the month of October, then book flights to Calgary from Washington, D.C. during September instead. Flights to Calgary in September, while not as cheap as those in October, still average around $390.

The cheapest day to depart on your flight to Calgary is on a Monday when prices can be found for as low as $408. This is often the case because there is less demand to fly during this day of the week. Flights from Washington, D.C. to Calgary on a Sunday will generally be more expensive and average around $678. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

The cheapest time of day to fly to Calgary is in the evening when flights can be purchased for as low as $339. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $648 on average. Flights to Calgary from Washington, D.C. in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to Calgary from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Calgary for around $508 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. for as low as $364 on momondo.

There are 4 cabin classes available to choose from on Washington, D.C. 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 18% on your flight if you consider stops on a Washington, D.C. to Calgary flight.

As of July 2026, prices for Washington, D.C. to Calgary flights are approximately 11% cheaper when compared to flights at the same time last year.

United Airlines, Air Canada, and Delta are the most popular carriers operating from Washington, D.C. to Calgary

United Airlines, WestJet and Air Canada are the top three most popular airlines that fly to Calgary from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Calgary. Keep in mind that there are 5 different airlines that fly to Calgary on a routine basis, so you have a few additional options to choose from.

Chicago (ORD) was the most common stop: 57% of momondo users choosing 1-stop flights on this route connected there.

Flights via Chicago (ORD) offer the lowest average round-trip price of $302.

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 7h 08m.

Chicago (ORD) has the shortest average layover time for this route: 1h 08m.

As of July 2026, 2 flights take off from Washington, D.C. and land in Calgary each day. The most common flight departure time for this route is 9:00AM, with 82% of daily flights taking off at noon.

As of July 2026, 17 flights take off from Washington, D.C. and land in Calgary each week. The most common flight departure day for this route is Fri, with 29% of weekly flights taking off on this day.