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Cheap flights from Calgary to Washington, D.C. Dulles Intl Airport from C$ 195

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAD
23 Aug — 30 Aug1
1 adult

Cheapflights Tip: The best prices from Calgary to Washington, D.C. Dulles Intl are usually found in January or August, booked 47 days in advance, depart on a Friday or Monday and return on a Monday

Cheap 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 18 August 2025.

Round-trip from

C$ 196

One-way from

C$ 195

Popular in

December

Cheapest in

January

Average price

C$ 365

Good round-trip deal

C$ 492 or less

Good one-way deal

C$ 325 or less
WestJet
  • WestJet
  • 5/9-8/9
  • Nonstop
  • 9h 14m total
  • Calgary to Washington, D.C.
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8/10
  • 8/10
  • 1 total stop
  • 13h 09m total
  • Calgary to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (C$ 135 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 43 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Calgary to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Calgary to Washington, D.C. Dulles Intl.
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Find flight deals from Calgary to Dulles Intl

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 18 August 2025.

Fri 5/911:30 a.m.YYC - IAD
Nonstop4h 20mWestJet
Mon 8/96:45 p.m.IAD - YYC
Nonstop4h 54mWestJet
Deal found 16/8C$ 196
Tue 30/911:55 p.m.YYC - IAD
1 stop7h 43mAir Canada
Tue 7/109:35 a.m.IAD - YYC
1 stop8h 15mAir Canada
Deal found 16/8C$ 260
Fri 3/1011:30 a.m.YYC - IAD
Nonstop4h 20mWestJet
Fri 10/106:45 p.m.IAD - YYC
Nonstop4h 54mWestJet
Deal found 18/8C$ 265
Mon 15/912:20 a.m.YYC - IAD
1 stop7h 18mAir Canada
Tue 23/910:20 a.m.IAD - YYC
1 stop8h 42mAir Canada
Deal found 17/8C$ 276
Fri 5/91:00 p.m.YYC - IAD
1 stop22h 49mAmerican Airlines
Mon 8/95:40 p.m.IAD - YYC
1 stop20h 10mAmerican Airlines
Deal found 17/8C$ 278
Tue 30/91:26 p.m.YYC - IAD
2 stops18h 41mAmerican Airlines
Tue 7/108:09 a.m.IAD - YYC
2 stops15h 45mAmerican Airlines
Deal found 16/8C$ 298
Sat 30/82:55 p.m.YYC - IAD
Nonstop4h 21mWestJet
Mon 8/96:45 p.m.IAD - YYC
Nonstop4h 54mWestJet
Deal found 16/8C$ 304
Thu 4/912:30 a.m.YYC - IAD
1 stop10h 25mMultiple Airlines
Mon 8/96:45 p.m.IAD - YYC
Nonstop4h 54mMultiple Airlines
Deal found 16/8C$ 323
Tue 16/912:47 p.m.YYC - IAD
2 stops19h 20mAmerican Airlines
Tue 23/96:25 a.m.IAD - YYC
1 stop17h 25mAmerican Airlines
Deal found 17/8C$ 330

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 18 August 2025.
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

Calgary

Fly to

Dulles Intl

Route

Depart

Return

Price

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Fri 5/9

11:30 a.m.-5:50 p.m.

Nonstop4h 20m

Washington, D.C. Dulles Intl

Mon 8/9

6:45 p.m.-9:39 p.m.

Nonstop4h 54m

C$ 196

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Tue 30/9

11:55 p.m.-9:38 a.m.

1 stop7h 43m

Washington, D.C. Dulles Intl

Tue 7/10

9:35 a.m.-3:50 p.m.

1 stop8h 15m

C$ 260

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Fri 3/10

11:30 a.m.-5:50 p.m.

Nonstop4h 20m

Washington, D.C. Dulles Intl

Fri 10/10

6:45 p.m.-9:39 p.m.

Nonstop4h 54m

C$ 265

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Mon 15/9

12:20 a.m.-9:38 a.m.

1 stop7h 18m

Washington, D.C. Dulles Intl

Tue 23/9

10:20 a.m.-5:02 p.m.

1 stop8h 42m

C$ 276

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Fri 5/9

1:00 p.m.-10:07 a.m.

1 stop19h 07m

Washington, D.C. Dulles Intl

Mon 8/9

5:40 p.m.-11:50 a.m.

1 stop20h 10m

C$ 278

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Wed 8/10

12:30 a.m.-3:39 p.m.

1 stop13h 09m

C$ 195

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Tue 7/10

7:00 a.m.-4:10 p.m.

1 stop7h 10m

C$ 210

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Wed 29/10

12:54 p.m.-10:51 a.m.

1 stop19h 57m

C$ 222

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Thu 23/10

12:05 p.m.-12:40 a.m.

1 stop10h 35m

C$ 222

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Mon 15/12

9:50 a.m.-7:11 p.m.

1 stop7h 21m

C$ 222

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/8

Showing 1-10 of 16 results
1
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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.
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 8 August 2025.

The best time to book flights from Calgary to Washington, D.C. Dulles Intl Airport is 47 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, 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.

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 18 August 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 71% on flights from Calgary to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the morning.

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 17 August 2025.

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.

What’s the top layover airport for flights from Calgary to Washington, D.C. Dulles Intl Airport?

Share of one-stop round-trip flights from Calgary to Washington, D.C. Dulles Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Toronto (YYZ) – chosen by Cheapflights users on 71% of one-stop itineraries from Calgary to Washington, D.C. Dulles Intl Airport on Cheapflights.

What’s the cheapest layover airport for flights from Calgary to Washington, D.C. Dulles Intl Airport?

Average round-trip fare for 1-stop flights from Calgary to Washington, D.C. Dulles Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Montreal (YUL) is the most affordable 1-stop option, with an average round-trip price of C$ 423.

What’s the fastest layover option from Calgary to Washington, D.C. Dulles Intl Airport?

Shortest average travel time for 1-stop one-way flights from Calgary to Washington, D.C. Dulles Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 6h 26m.

Which airport typically offers the quickest layover for flights from Calgary to Washington, D.C. Dulles Intl Airport?

Average layover duration for 1-stop one-way flights from Calgary to Washington, D.C. Dulles Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 26m.

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 18 August 2025.
Check out reviews from past customers who have flown with United Airlines,American 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.
United Airlines
7.4
Good
8,925 reviews
Check prices

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
United Airlines
7.4
Good
8,925 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
WestJet
7.2
Good
3,023 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Air Canada
7.1
Good
9,992 reviews
United Airlines
7.4
Good
8,925 reviews
Check prices

Entertainment

7.1

Food

6.6

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

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 2 outbound flights to Washington, D.C. Dulles Intl per day from 4 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 WestJet and Air Canada fly from Calgary to Washington, D.C. Dulles Intl Airport in about 4h 20m. The time it takes to get you to your destination can typically vary by up to 3h 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 American Airlines. Our recent data shows that you can find tickets from as low as C$ 189 on this airline. Additional options worth looking into are WestJet and United Airlines, starting at C$ 218 and C$ 294 round-trip. These flights start at 62% 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 Air Canada, which is currently one of the cheapest options available, starting at C$ 210. American Airlines flights start at C$ 222 while deals on Delta start at C$ 222 one-way.

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

    The top 3 most reliable airlines when flying from Calgary to Washington, D.C. Dulles Intl Airport are Air Canada (69%), United Airlines (68%) and Delta (47%).

  • 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$ 182. On average you can expect to pay C$ 607. The most popular route, (Calgary - Washington, D.C. Dulles Intl), can usually be booked for C$ 326.

  • 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, 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.

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
Herndon
Warrenton
Hanover
Reston
Fairfax
Ellicott City
Oxon Hill
Gaithersburg
Winchester
Arlington
Alexandria
Manassas
Fredericksburg
Rockville

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Calgary to Dulles Intl

Discover the top 4 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 18 August 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 189AverageC$ 284FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 218AverageC$ 371FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 294AverageC$ 563FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 309AverageC$ 518FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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