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Cheap flights from Washington, D.C. Dulles Intl Airport to Calgary from C$ 133

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YYC
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Calgary are usually found in September or May, booked 69 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap 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 27 October 2025.

Round-trip from

C$ 306

One-way from

C$ 133

Popular in

December

Cheapest in

September

Average price

C$ 504

Good round-trip deal

C$ 806 or less
3/12-8/12
  • 3/12-8/12
  • 2 total stops
  • 24h 08m total
  • Washington, D.C. to Calgary
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United Airlines
  • United Airlines
  • 1/11
  • 1 total stop
  • 21h 23m total
  • Washington, D.C. to Calgary
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Highest demand for flights based on searches. 11% potential increase in price (C$ 104 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 15 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Calgary.
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Find 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 27 October 2025.

Fri 31/1010:35 p.m.IAD - YYC
1 stop15h 00mUnited Airlines
Sat 1/113:30 p.m.YYC - IAD
1 stop11h 57mUnited Airlines
Deal found 26/10C$ 288
Wed 3/129:00 a.m.IAD - YYC
1 stop12h 09mMultiple Airlines
Mon 8/1212:30 a.m.YYC - IAD
1 stop11h 59mMultiple Airlines
Deal found 25/10C$ 306
Mon 24/116:46 p.m.IAD - YYC
1 stop18h 58mMultiple Airlines
Thu 4/1212:30 a.m.YYC - IAD
1 stop13h 54mMultiple Airlines
Deal found 26/10C$ 312
Fri 7/1110:10 p.m.IAD - YYC
1 stop16h 16mUnited Airlines
Wed 12/113:30 p.m.YYC - IAD
1 stop11h 57mUnited Airlines
Deal found 27/10C$ 325
Fri 31/108:30 a.m.IAD - YYC
2 stops15h 23mUnited Airlines
Tue 4/113:30 p.m.YYC - IAD
1 stop11h 57mUnited Airlines
Deal found 26/10C$ 339
Wed 29/108:09 a.m.IAD - YYC
2 stops15h 45mAmerican Airlines
Sat 1/116:45 a.m.YYC - IAD
1 stop12h 46mAmerican Airlines
Deal found 26/10C$ 353
Tue 9/129:00 a.m.IAD - YYC
1 stop28h 44mMultiple Airlines
Mon 15/1212:30 a.m.YYC - IAD
1 stop11h 59mMultiple Airlines
Deal found 25/10C$ 367
Mon 24/116:46 p.m.IAD - YYC
1 stop18h 58mMultiple Airlines
Mon 1/1212:30 a.m.YYC - IAD
1 stop11h 59mMultiple Airlines
Deal found 26/10C$ 379
Thu 13/115:34 p.m.IAD - YYC
1 stop20h 10mMultiple Airlines
Mon 17/117:30 a.m.YYC - IAD
2 stops14h 41mMultiple Airlines
Deal found 25/10C$ 389
Thu 27/1111:12 a.m.IAD - YYC
1 stop12h 07mMultiple Airlines
Fri 5/129:45 p.m.YYC - IAD
2 stops23h 20mMultiple Airlines
Deal found 26/10C$ 393

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 27 October 2025.
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

Sat 8/11

10:10 p.m.-12:26 p.m.

1 stop16h 16m

Calgary

Wed 12/11

3:30 p.m.-5:27 a.m.

1 stop11h 57m

C$ 325

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Fri 7/11

10:10 p.m.-12:26 p.m.

1 stop16h 16m

Calgary

Wed 12/11

3:30 p.m.-5:27 a.m.

1 stop11h 57m

C$ 325

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 8/11

9:00 a.m.-7:09 p.m.

1 stop12h 09m

Calgary

Tue 11/11

12:30 a.m.-11:42 a.m.

1 stop9h 12m

C$ 435

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 25/11

11:50 a.m.-8:53 p.m.

1 stop11h 03m

Calgary

Mon 1/12

3:07 p.m.-11:52 p.m.

1 stop6h 45m

C$ 607

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 9/12

11:58 a.m.-8:57 p.m.

1 stop10h 59m

Calgary

Tue 16/12

6:35 a.m.-6:12 p.m.

1 stop9h 37m

C$ 607

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Fri 7/11

10:35 p.m.-11:35 a.m.

1 stop15h 00m

C$ 133

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Fri 12/12

5:19 p.m.-4:15 p.m.

2 stops24h 56m

C$ 133

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 8/11

8:25 a.m.-9:53 p.m.

1 stop15h 28m

C$ 133

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Mon 3/11

6:03 p.m.-12:26 p.m.

1 stop20h 23m

C$ 133

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 1/11

8:25 a.m.-2:21 p.m.

1 stop7h 56m

C$ 133

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/10

Showing 1-10 of 14 results
1
2

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 24 October 2025.

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 69 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$ 141). Flying from Washington, D.C. Dulles Intl Airport to Calgary in January is currently the most expensive (average of C$ 441). 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 IAD to YYC?

Find hourly flight availability from Dulles Intl to Calgary. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 October 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Calgary in the evening. By choosing this option you can save up to 53% on the cost of your flight, compared to a flight in the morning.

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 27 October 2025.
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
10,370 reviews
Check prices

Crew

7.8

Entertainment

6.8

Boarding

7.3

Comfort

7.1

Overall

7.1

Food

6.3

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
10,370 reviews
Air Canada
7.1
Good
10,370 reviews
Check prices

Crew

7.8

Entertainment

6.8

Boarding

7.3

Comfort

7.1

Overall

7.1

Food

6.3

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?

    United Airlines can get you from Washington, D.C. Dulles Intl Airport to Calgary in just under 16h 16m. 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$ 159), offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Calgary. Air Canada is 71% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Consider Air Canada (100%), United Airlines (100%) or WestJet (68%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Calgary.

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

    While on average a flight from Washington, D.C. Dulles Intl Airport to Calgary is generally C$ 998, our data shows the cheapest flight currently is C$ 664. When looking at the most popular route, (Washington, D.C. Dulles Intl - Calgary), you can expect to pay C$ 288 for that flight.

  • 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$ 141). Flying from Washington, D.C. Dulles Intl Airport to Calgary in January is currently the most expensive (average of C$ 441). 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
Drumheller
Kananaskis

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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
Baltimore to Edmonton flights
Dulles Intl 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 27 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 159AverageC$ 452FlexibilityNo 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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