Cheap flights from Calgary to Washington, D.C. from C$ 223

If you aren’t able to travel during the month of October, then book flights to Washington, D.C. from Calgary during May instead. Flights to Washington, D.C. in May, while not as cheap as those in October, still average around C$ 434.

The cheapest day to depart from Calgary to Washington, D.C. is on a Friday. Travellers who choose to depart for Washington, D.C. on a Friday will often find tickets for as low as C$ 551. The most expensive day to fly to Washington, D.C. is Sunday, with ticket prices averaging around C$ 2,297.

In the morning is the cheapest time of day to fly from Calgary to Washington, D.C. when you can find flight prices for as low as C$ 398. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Washington, D.C., so prices are often more expensive at around C$ 822 per ticket.

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

You are more likely to see cheaper flights to Washington, D.C. from Calgary when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around C$ 587 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Calgary for as low as C$ 269 on momondo.

There are 4 cabin classes available to choose from on Calgary to Washington, D.C. 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 26% on your flight if you consider stops on a Calgary to Washington, D.C. flight.

As of August 2026, prices for Calgary to Washington, D.C. flights are approximately 20% more expensive when compared to flights at the same time last year.

Delta is the most popular carrier operating from Calgary to Washington, D.C.

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Washington, D.C. from Calgary according to our data. Air Canada is the first choice among our users, with 42% of people opting to fly with this airline when travelling to Washington, D.C.. Keep in mind that there are 5 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Atlanta (ATL) was the most common stop: 63% of momondo users choosing one-stop flights on this route connected there.

Flights via Toronto (YYZ) offer the lowest average round-trip price of C$ 369.

Flights connecting via Toronto (YYZ) have the shortest average one-way travel time: 6h 45m.

Dallas (DFW) has the shortest average layover time for this route: 0h 57m.

2 flights are operational daily from Calgary to Washington, D.C. as of August 2026. The most popular departure time for this route is 2:00p.m., with 75% of flights per day taking off in the afternoon.

The number of flights available between Calgary and Washington, D.C. is 16 per week as of August 2026. The most frequent departure day is Wed, with 19% of weekly flights leaving on this day.