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Cheap flights from Washington, D.C. Dulles Intl Airport to Calgary from C$ 160

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 18/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YYC
25 Feb — 4 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Calgary are usually found in October or November, booked 19 days in advance, depart on a Tuesday or Saturday and return on a Friday

Cheap flight deals from Dulles Intl to Calgary

Enter your travel dates to find the best prices.

Cheapest flights from Dulles Intl to Calgary
Explore the most affordable flight options available from Dulles Intl to Calgary. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 January 2026.

Fri 5/66:45 p.m.
IAD
-
YYC
Nonstop4h 50m
Multiple Airlines
Tue 9/67:00 p.m.
YYC
-
IAD
1 stop10h 34m
Multiple Airlines
Deal found 24/1C$ 500
Thu 5/311:22 a.m.
IAD
-
YYC
1 stop9h 47m
Multiple Airlines
Mon 9/312:30 a.m.
YYC
-
IAD
1 stop22h 01m
Multiple Airlines
Deal found 24/1C$ 510
Wed 20/56:20 a.m.
IAD
-
YYC
2 stops15h 45m
Multiple Airlines
Mon 25/511:45 a.m.
YYC
-
IAD
Nonstop4h 25m
Multiple Airlines
Deal found 26/1C$ 512
Mon 11/53:26 p.m.
IAD
-
YYC
2 stops22h 17m
American Airlines
Mon 18/56:45 a.m.
YYC
-
IAD
1 stop14h 43m
American Airlines
Deal found 24/1C$ 515
Fri 8/58:11 p.m.
IAD
-
YYC
2 stops18h 43m
American Airlines
Fri 15/512:45 p.m.
YYC
-
IAD
2 stops18h 04m
American Airlines
Deal found 24/1C$ 522
Wed 29/49:55 a.m.
IAD
-
YYC
1 stop8h 19m
Air Canada
Sat 9/56:30 a.m.
YYC
-
IAD
1 stop7h 04m
Air Canada
Deal found 26/1C$ 523
Fri 31/76:45 p.m.
IAD
-
YYC
Nonstop4h 50m
WestJet
Fri 7/811:30 a.m.
YYC
-
IAD
Nonstop4h 20m
WestJet
Deal found 24/1C$ 525
Mon 9/24:30 p.m.
IAD
-
YYC
1 stop9h 44m
Air Canada
Wed 11/25:35 a.m.
YYC
-
IAD
1 stop8h 14m
Air Canada
Deal found 26/1C$ 529
Wed 25/211:40 a.m.
IAD
-
YYC
1 stop14h 25m
Multiple Airlines
Sun 1/36:30 p.m.
YYC
-
IAD
1 stop13h 54m
Multiple Airlines
Deal found 26/1C$ 530
Mon 3/86:45 p.m.
IAD
-
YYC
Nonstop4h 50m
WestJet
Fri 7/811:30 a.m.
YYC
-
IAD
Nonstop4h 20m
WestJet
Deal found 24/1C$ 533
Tue 5/56:20 a.m.
IAD
-
YYC
1 stop15h 40m
Multiple Airlines
Fri 22/511:30 a.m.
YYC
-
IAD
Nonstop4h 20m
Multiple Airlines
Deal found 24/1C$ 536

Find flight deals from Dulles Intl to Calgary

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Calgary (YYC). 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 26 January 2026.

Round-trip from

C$ 500

One-way from

C$ 160

Popular in

December

Cheapest in

October

Average price

C$ 638
Alaska Airlines
  • Alaska Airlines
  • 5/6-9/6
  • 1 total stop
  • 15h 24m total
  • Washington, D.C. to Calgary
Search Deals
WestJet
  • WestJet
  • 18/5
  • Nonstop
  • 5h 00m total
  • Washington, D.C. to Calgary
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Calgary 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 26 January 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Calgary that are best for you.

Fly from

Dulles Intl

Fly to

Calgary

Route

Depart

Return

Price

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 6/5

6:00 a.m.-8:40 p.m.

2 stops16h 40m

Calgary

Tue 19/5

6:35 a.m.-10:59 p.m.

2 stops14h 24m

C$ 546

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Mon 18/5

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

Nonstop5h 00m

Calgary

Sun 24/5

8:10 a.m.-11:29 p.m.

2 stops13h 19m

C$ 559

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 30/5

12:30 p.m.-9:05 p.m.

1 stop10h 35m

Calgary

Sat 6/6

6:35 a.m.-10:59 p.m.

2 stops14h 24m

C$ 567

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Fri 8/5

6:00 a.m.-6:10 p.m.

2 stops14h 10m

Calgary

Fri 15/5

6:35 a.m.-5:58 p.m.

1 stop9h 23m

C$ 571

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sun 10/5

12:00 p.m.-10:30 p.m.

2 stops12h 30m

Calgary

Fri 15/5

6:35 a.m.-5:58 p.m.

1 stop9h 23m

C$ 597

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 6/6

3:30 p.m.-10:54 p.m.

1 stop9h 24m

Calgary

Tue 9/6

8:30 a.m.-11:57 p.m.

1 stop13h 27m

C$ 604

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 2/6

3:30 p.m.-10:54 p.m.

1 stop9h 24m

Calgary

Wed 10/6

8:30 a.m.-7:14 p.m.

1 stop8h 44m

C$ 604

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Fri 8/5

6:00 a.m.-8:44 p.m.

2 stops16h 44m

Calgary

Tue 19/5

6:35 a.m.-10:59 p.m.

2 stops14h 24m

C$ 604

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Fri 8/5

12:00 p.m.-10:30 p.m.

2 stops12h 30m

Calgary

Sat 16/5

8:10 a.m.-11:29 p.m.

2 stops13h 19m

C$ 616

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sun 3/5

6:00 a.m.-6:10 p.m.

2 stops14h 10m

Calgary

Wed 20/5

8:10 a.m.-11:29 p.m.

2 stops13h 19m

C$ 619

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/1

Showing 1-10 of 23 results
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Best time to book a flight from Dulles Intl to Calgary

Have a flexible travel schedule? Discover the best time to fly to Calgary from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Calgary

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Calgary. Price data was last updated on 23 January 2026.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Calgary, you should look to book at least 19 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Calgary (average of C$ 138). Flying from Washington, D.C. Dulles Intl Airport to Calgary in January is currently the most expensive (average of C$ 479). 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.

Reviews of airlines servicing Calgary

Get insights into the airlines that provide service to Calgary. 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 Calgary. Reviews last updated 26 January 2026.
Check out reviews from past customers who have flown with Air Canada from Washington, D.C. Dulles Intl Airport to Calgary 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.
Air Canada
7.1
Good
10,656 reviews
Check prices

Crew

7.8

Boarding

7.3

Food

6.3

Entertainment

6.8

Overall

7.1

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,656 reviews
Air Canada
7.1
Good
10,656 reviews
Check prices

Crew

7.8

Boarding

7.3

Food

6.3

Entertainment

6.8

Overall

7.1

Comfort

7.1

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Calgary. 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 into for flights to Calgary from Washington, D.C. Dulles Intl?

    Located just 9.3 km from the city centre, Calgary is the airport most travellers will use when flying to Calgary from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Calgary (YYC) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 1 airline.

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

    Delta can get you from Washington, D.C. Dulles Intl Airport to Calgary in just under 16h 40m. Your travel time can differ by up to . There are 3132 km between Washington, D.C. Dulles Intl Airport and Calgary.

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

    According to our current data, Air Canada (C$ 156), offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Calgary. Air Canada is 72% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 98. United Airlines flights start at C$ 115 while deals on Air Canada start at C$ 131 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Calgary 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 Washington, D.C. Dulles Intl Airport to Calgary?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Calgary (average of C$ 138). Flying from Washington, D.C. Dulles Intl Airport to Calgary in January is currently the most expensive (average of C$ 479). 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 Calgary?

Book flights to Calgary if you plan to visit one of these locations
Canmore
Radium Hot Springs
Airdrie
Kananaskis
Drumheller

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Alternative routes for Dulles Intl to Calgary

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Calgary flights
Baltimore to Calgary flights
Dulles Intl to Edmonton flights
Baltimore to Edmonton flights
Reagan-National to Edmonton flights

Top airline flying from Dulles Intl to Calgary

Discover the top airline that operate flights from Dulles Intl to Calgary. 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 26 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 156AverageC$ 386FlexibilityNo 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 Dulles Intl to Calgary?

Cheapflights makes it easy to find Dulles Intl to Calgary flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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 Calgary from Dulles Intl.

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

Yes! Cheapflights helps users easily find flights from Dulles Intl to Calgary with no change fees.

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

Yes! Start tracking prices for Dulles Intl to Calgary flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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