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Cheap flights from Calgary to Washington, D.C. Dulles Intl Airport from C$ 189

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 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAD
13 Apr — 20 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Calgary to Washington, D.C. Dulles Intl are usually found in October or April, booked 40 days in advance, depart on a Friday or Wednesday and return on a Tuesday

Cheap flight deals from Calgary to Dulles Intl

Enter your travel dates to find the best prices.

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 14 March 2026.

Sat 2/56:00 a.m.
YYC
-
IAD
1 stop7h 03m
Air Canada
Sat 9/53:45 p.m.
IAD
-
YYC
1 stop10h 12m
Air Canada
Deal found 10/3C$ 312
Sat 2/56:00 a.m.
YYC
-
IAD
1 stop7h 03m
Multiple Airlines
Sat 9/510:35 p.m.
IAD
-
YYC
2 stops15h 44m
Multiple Airlines
Deal found 13/3C$ 349
Tue 28/46:45 a.m.
YYC
-
IAD
2 stops24h 04m
American Airlines
Tue 5/53:53 p.m.
IAD
-
YYC
2 stops21h 50m
American Airlines
Deal found 13/3C$ 369
Tue 28/47:00 a.m.
YYC
-
IAD
1 stop6h 39m
Air Canada
Tue 5/53:45 p.m.
IAD
-
YYC
1 stop10h 12m
Air Canada
Deal found 13/3C$ 378
Thu 18/611:20 a.m.
YYC
-
IAD
1 stop7h 53m
Air Canada
Sat 20/68:18 a.m.
IAD
-
YYC
1 stop14h 23m
Air Canada
Deal found 9/3C$ 409
Mon 11/56:45 a.m.
YYC
-
IAD
1 stop14h 40m
United Airlines
Wed 13/56:00 a.m.
IAD
-
YYC
1 stop13h 30m
United Airlines
Deal found 10/3C$ 423

Find flight deals from Calgary to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Calgary (YYC) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 March 2026.

Round-trip from

C$ 312

One-way from

C$ 189

Popular in

December

Cheapest in

October

Average price

C$ 473

Good round-trip deal

C$ 1,046 or less
Air Canada
  • Air Canada
  • 2/5-9/5
  • 2 total stops
  • 17h 15m total
  • Calgary to Washington, D.C.
Search Deals
Air Canada
  • Air Canada
  • 17/6
  • 1 total stop
  • 6h 59m total
  • Calgary to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (C$ 152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Calgary to Washington, D.C. Dulles Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Calgary to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 14 March 2026.
Use the filters below to find and compare flights from Calgary to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Mon 11/5

6:45 a.m.-11:25 p.m.

1 stop14h 40m

Washington, D.C. Dulles Intl

Wed 13/5

6:00 a.m.-5:30 p.m.

1 stop13h 30m

C$ 423

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Wed 15/4

6:40 a.m.-5:57 p.m.

1 stop9h 17m

Washington, D.C. Dulles Intl

Sat 18/4

7:06 a.m.-11:00 p.m.

2 stops17h 54m

C$ 512

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Mon 11/5

6:45 a.m.-7:25 p.m.

2 stops10h 40m

Washington, D.C. Dulles Intl

Wed 13/5

8:11 p.m.-12:59 p.m.

2 stops18h 48m

C$ 540

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Mon 11/5

6:45 a.m.-11:25 p.m.

1 stop14h 40m

Washington, D.C. Dulles Intl

Thu 14/5

8:20 a.m.-5:30 p.m.

1 stop11h 10m

C$ 590

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Mon 11/5

6:45 a.m.-10:56 p.m.

2 stops14h 11m

Washington, D.C. Dulles Intl

Wed 13/5

7:00 a.m.-10:15 p.m.

1 stop17h 15m

C$ 612

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Mon 11/5

6:45 a.m.-10:56 p.m.

2 stops14h 11m

Washington, D.C. Dulles Intl

Thu 14/5

11:58 a.m.-8:30 p.m.

1 stop10h 32m

C$ 613
Quickest round-trip

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Wed 15/4

6:00 a.m.-11:34 p.m.

1 stop15h 34m

Washington, D.C. Dulles Intl

Sat 25/4

6:15 a.m.-11:32 a.m.

1 stop7h 17m

C$ 643

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Wed 1/4

7:40 a.m.-10:59 p.m.

2 stops13h 19m

Washington, D.C. Dulles Intl

Wed 15/4

12:12 p.m.-8:40 p.m.

1 stop10h 28m

C$ 653

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Wed 1/4

6:00 a.m.-11:34 p.m.

1 stop15h 34m

Washington, D.C. Dulles Intl

Wed 15/4

10:10 p.m.-12:19 p.m.

1 stop16h 09m

C$ 661

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Thu 2/4

1:27 p.m.-5:28 a.m.

1 stop14h 01m

Washington, D.C. Dulles Intl

Sat 4/4

10:30 p.m.-11:32 a.m.

1 stop15h 02m

C$ 677

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/3

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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 6 March 2026.

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.

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

Currently, September is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of C$ 115). Flying from Calgary to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of C$ 550). 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.

How much does it cost to fly round-trip from Calgary to Washington, D.C. Dulles Intl Airport?

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated 14 March 2026.
Check out reviews from past customers who have flown with Delta,United Airlines, andWestJet from Calgary to Washington, D.C. Dulles Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,291 reviews
Check prices

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,291 reviews
Delta
7.9
Good
8,291 reviews
Check prices

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,423 reviews
Delta
7.9
Good
8,291 reviews
Check prices

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
WestJet
7.2
Good
3,295 reviews
Delta
7.9
Good
8,291 reviews
Check prices

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,464 reviews
Delta
7.9
Good
8,291 reviews
Check prices

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,800 reviews
Delta
7.9
Good
8,291 reviews
Check prices

Food

7.2

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    Most people fly from Calgary (YYC) if they book a flight from Calgary to Washington, D.C. Dulles Intl. On average, Calgary has 0 outbound flights to Washington, D.C. Dulles Intl per day from 5 airlines. Calgary is conveniently located just 9.3 km from Calgary’s city centre.

  • How long is the flight from Calgary to Washington, D.C. Dulles Intl Airport?

    Airlines like United Airlines, Delta, and American Airlines fly from Calgary to Washington, D.C. Dulles Intl Airport in about 9h 17m. The time it takes to get you to your destination can typically vary by up to 5h 23m. The distance between Calgary and Washington, D.C. Dulles Intl Airport is about 3132 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Our cheapest airline available from Calgary to Washington, D.C. Dulles Intl Airport is WestJet. Our recent data shows that you can find tickets from as low as C$ 135 on this airline. Additional options worth looking into are Delta and United Airlines, starting at C$ 138 and C$ 162 round-trip. These flights start at 73% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 141. United Airlines flights start at C$ 181 while deals on Air Canada start at C$ 193 one-way.

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

    The cheapest flight price from Calgary to Washington, D.C. Dulles Intl Airport is C$ 417. On average you can expect to pay C$ 1,203. The most popular route, (Calgary - Washington, D.C. Dulles Intl), can usually be booked for C$ 349.

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

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

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

    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.

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

    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.

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

    Currently, September is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of C$ 115). Flying from Calgary to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of C$ 550). 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.

See more FAQs

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Warrenton
Winchester
Hanover
Fairfax
Reston
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Herndon
Manassas
Fredericksburg
Alexandria
Rockville

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Calgary to Dulles Intl

Discover the top 5 airlines that operate flights from Calgary to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 14 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 135AverageC$ 538FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 138AverageC$ 396FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 162AverageC$ 518FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 186AverageC$ 235FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 292AverageC$ 522FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

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.

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

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.

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

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.

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

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.

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