Question 1

What are the cheapest airlines flying from Calgary to Washington, D.C. Dulles Intl Airport round-trip?

Accepted Answer

Our cheapest airline available from Calgary to Washington, D.C. Dulles Intl Airport is American Airlines. Our recent data shows that you can find tickets from as low as C$ 331 on this airline. Additional options worth looking into are Air Canada and Delta, starting at C$ 339 and C$ 459 round-trip. These flights start at 35% lower than the current average price 3 months from now.

Question 2

What are the cheapest airlines to fly from Calgary to Washington, D.C. Dulles Intl Airport one-way?

Accepted Answer

To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 179. WestJet flights start at C$ 181 while deals on United Airlines start at C$ 185 one-way.

Question 3

How far ahead should I book a flight from Calgary to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The best time to book flights from Calgary to Washington, D.C. Dulles Intl Airport is 36 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 4

What is the cheapest month to book a flight from Calgary to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of C$ 256). Flying from Calgary to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of C$ 352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 5

What is the cheapest day to fly from Calgary to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Travelers seeking maximum savings on their Calgary to Washington, D.C. Dulles Intl Airport flight should consider departing on Friday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Question 8

What are the cheapest flights from Calgary to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The cheapest flight price from Calgary to Washington, D.C. Dulles Intl Airport is C$ 223. On average you can expect to pay C$ 732. The most popular route, (Calgary - Washington, D.C. Dulles Intl), can usually be booked for C$ 335.

Question 9

What are the most reliable airlines from Calgary to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The top 3 most reliable airlines when flying from Calgary to Washington, D.C. Dulles Intl Airport are Air Canada (60%), United Airlines (60%) and Delta (39%).

Question 10

What are the most popular airlines that fly from Calgary to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The most popular airlines flying from Calgary to Washington, D.C. Dulles Intl Airport are Air Canada, United Airlines and WestJet. Something to consider prior to booking your flight.

Question 11

What is the cheapest day to fly round-trip from Calgary to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Saturday flights are found to be more expensive to fly from Calgary to Washington, D.C. Dulles Intl Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C. Dulles Intl Airport.

Question 12

How far in advance should I book a flight from Calgary to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Users have found that booking a flight from Calgary to Washington, D.C. Dulles Intl Airport at least 34 days early can save you up to 127% on average compared to booking a flight this week. If booking 34 days before your flight isn’t an option for you, users have found flights from Calgary to Washington, D.C. Dulles Intl Airport for as little as C$ 418 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 446 for flights departing within the next 3 days.

Question 13

What is the cheapest month to fly from Calgary to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The best pricing can be found in the month of May. Prices to Washington, D.C. Dulles Intl Airport from Calgary average C$ 452. You can even find prices in May for less than C$ 452, as users have found deals to Washington, D.C. Dulles Intl Airport from as low as C$ 259. The month of November appears to be one of the more expensive times to travel to Washington, D.C. Dulles Intl Airport from Calgary. Flying in the targeted month can save you up to 33%.

Question 14

What is the cheapest time of day to fly from YYC to IAD?

Accepted Answer

Unlike at noon, when flights are generally more expensive, you can save up to 69% on flights from Calgary to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the morning.

Question 15

What airport do you fly from for flights from Calgary to Washington, D.C. Dulles Intl?

Accepted Answer

Most people fly from Calgary (YYC) if they book a flight from Calgary to Washington, D.C. Dulles Intl. On average, Calgary has 2 outbound flights to Washington, D.C. Dulles Intl per day from 3 airlines. Calgary is conveniently located just 9.3 km from Calgary’s city centre.

Question 16

Can I find deals for flights from Calgary to Dulles Intl that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Calgary to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 17

How can I find direct flights from Calgary to Dulles Intl?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Calgary to Dulles Intl.

Question 18

Can I find deals for business class flights from Calgary to Dulles Intl?

Accepted Answer

Yes. Cheapflights offers flight deals from Calgary to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 19

How does Cheapflights help users find flights from Calgary to Dulles Intl?

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Calgary to Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 20

Why should you use Cheapflights to find cheap flight tickets from Calgary to Dulles Intl?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Dulles Intl from Calgary.

Question 21

Can Cheapflights find flights from Calgary to Dulles Intl with no change fees?

Accepted Answer

Need flexible booking options for your flight to Dulles Intl from Calgary? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 22

Can Cheapflights notify me if prices for flights from Calgary to Dulles Intl become cheaper?

Accepted Answer

Not ready to book yet? You can track prices for flights from Calgary to Dulles Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

Round-trip from	C$ 331
One-way from	C$ 179
Popular in	December
Cheapest in	January
Average price	C$ 557
Good round-trip deal	C$ 523 or less
Good one-way deal	C$ 337 or less

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 229	AverageC$ 379	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
United Airlines	CheapestC$ 239	AverageC$ 473	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 306	AverageC$ 519	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Cheap flights from Calgary to Washington, D.C. Dulles Intl Airport from C$ 179

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Calgary to Washington, D.C. Dulles Intl are usually found in January or April, booked 36 days in advance, depart on a Friday or Monday and return on a Thursday

Cheap flight deals from Calgary to Dulles Intl

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Find flight deals from Calgary to Dulles Intl

Cheapest flights from Calgary to Dulles IntlExplore the most affordable flight options available from Calgary to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Explore the most affordable flight options available from Calgary to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

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Best time to book a flight from Calgary to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Calgary with our price prediction graph.

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Everything you need to know about your flight from Calgary to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Calgary to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Calgary to Dulles Intl. Price data was last updated on 27 June 2025.

What is the cheapest month to book a flight from Calgary to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to fly from YYC to IAD?

Find hourly flight availability from Calgary to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.

What is the cheapest day to fly from Calgary to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Calgary to Dulles Intl. Price data was last updated on 29 June 2025.

Reviews of airlines servicing Dulles Intl

Related info for your journey

Find useful and relevant information for your journey from Calgary to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Calgary to Washington, D.C. Dulles Intl?

What are the cheapest airlines flying from Calgary to Washington, D.C. Dulles Intl Airport round-trip?

What are the cheapest airlines to fly from Calgary to Washington, D.C. Dulles Intl Airport one-way?

What are the most reliable airlines from Calgary to Washington, D.C. Dulles Intl Airport?

What are the cheapest flights from Calgary to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from Calgary to Dulles Intl that include hotel bookings?

How can I find direct flights from Calgary to Dulles Intl?

Can I find deals for business class flights from Calgary to Dulles Intl?

What is the cheapest month to book a flight from Calgary to Washington, D.C. Dulles Intl Airport?

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How does Cheapflights help users find flights from Calgary to Dulles Intl?

Why should you use Cheapflights to find cheap flight tickets from Calgary to Dulles Intl?

Can Cheapflights find flights from Calgary to Dulles Intl with no change fees?

Can Cheapflights notify me if prices for flights from Calgary to Dulles Intl become cheaper?

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Cheapest flights from Calgary to Dulles Intl
Explore the most affordable flight options available from Calgary to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.