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Cheap flights from Washington, D.C. Dulles Intl Airport to Calgary from C$ 123

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YYC
17 Jun — 24 Jun1
1 adult

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Calgary are usually found in March or May, booked 16 days in advance, depart on a Thursday or Wednesday 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 12 June 2025.

Round-trip from

C$ 280

One-way from

C$ 123

Popular in

January

Cheapest in

March

Average price

C$ 585

Good round-trip deal

C$ 355 or less

Good one-way deal

C$ 353 or less
WestJet
  • WestJet
  • 18/8-25/8
  • Nonstop
  • 9h 16m total
  • Washington, D.C. to Calgary
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American Airlines
  • American Airlines
  • 10/8
  • 1 total stop
  • 17h 31m total
  • Washington, D.C. to Calgary
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Highest demand for flights based on searches. 6% potential increase in price (C$ 51 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).
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Average for round-trip flights in June 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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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Calgary.
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Find flight deals from Dulles Intl to Calgary

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 12 June 2025.

Mon 18/86:45 p.m.IAD - YYC
Nonstop4h 52mWestJet
Mon 25/811:30 a.m.YYC - IAD
Nonstop4h 24mWestJet
Deal found 11/6C$ 280
Mon 21/76:30 a.m.IAD - YYC
1 stop13h 51mUnited Airlines
Fri 25/72:55 p.m.YYC - IAD
Nonstop4h 21mUnited Airlines
Deal found 10/6C$ 294
Tue 12/810:20 a.m.IAD - YYC
1 stop15h 50mAir Canada
Thu 14/812:25 a.m.YYC - IAD
1 stop7h 12mAir Canada
Deal found 11/6C$ 309
Wed 17/96:25 a.m.IAD - YYC
1 stop17h 25mAmerican Airlines
Tue 23/96:45 a.m.YYC - IAD
1 stop14h 04mAmerican Airlines
Deal found 11/6C$ 317
Thu 21/84:56 p.m.IAD - YYC
2 stops27h 44mMultiple Airlines
Mon 25/811:30 a.m.YYC - IAD
Nonstop4h 24mMultiple Airlines
Deal found 11/6C$ 319
Sat 6/912:39 p.m.IAD - YYC
1 stop9h 21mDelta
Fri 12/911:30 a.m.YYC - IAD
Nonstop4h 20mDelta
Deal found 9/6C$ 412

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 12 June 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

Mon 18/8

6:45 p.m.-9:37 p.m.

Nonstop4h 52m

Calgary

Mon 25/8

11:30 a.m.-5:54 p.m.

Nonstop4h 24m

C$ 280

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Mon 21/7

6:30 a.m.-9:48 p.m.

1 stop17h 18m

Calgary

Fri 25/7

2:55 p.m.-9:16 p.m.

Nonstop4h 21m

C$ 294

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Tue 12/8

10:20 a.m.-12:10 a.m.

1 stop15h 50m

Calgary

Thu 14/8

12:25 a.m.-9:37 a.m.

1 stop7h 12m

C$ 309

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 17/9

6:25 a.m.-9:50 p.m.

1 stop17h 25m

Calgary

Tue 23/9

6:45 a.m.-10:49 p.m.

1 stop14h 04m

C$ 317

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Thu 21/8

4:56 p.m.-6:40 p.m.

2 stops27h 44m

Calgary

Mon 25/8

11:30 a.m.-5:54 p.m.

Nonstop4h 24m

C$ 319

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 6/9

12:39 p.m.-8:00 p.m.

1 stop9h 21m

Calgary

Fri 12/9

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

Nonstop4h 20m

C$ 412

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sun 10/8

6:27 a.m.-9:58 p.m.

1 stop17h 31m

C$ 123

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Thu 20/11

4:35 p.m.-11:23 p.m.

1 stop8h 48m

C$ 124

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 24/9

8:40 a.m.-9:48 p.m.

2 stops15h 08m

C$ 129

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Sat 2/8

9:43 p.m.-8:02 p.m.

1 stop24h 19m

C$ 174

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

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 9 June 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 16 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Calgary (average of C$ 139). Flying from Washington, D.C. Dulles Intl Airport to Calgary in July is currently the most expensive (average of C$ 263). 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 12 June 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Calgary in the morning. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight at noon.

Rainfall in Calgary by month

Plan your trip to Calgary by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Calgary ranges from 9.0 - 94.0 mm per month. June is typically the wettest month, when rainfall can reach 94.0 mm. January is typically the driest time to visit Calgary when rainfall is around 9.0 mm.

Temperature in Calgary by month

Plan your trip to Calgary by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Calgary, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -7.0 C).

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 12 June 2025.
Get a feel of what it's like to fly with Alaska Airlines, Porter Airlines and Delta from Washington, D.C. to Calgary by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Porter Airlines
8.0
Very good
288 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,787 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Entertainment

7.1

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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 3 different airlines.

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

    According to our current data, WestJet (C$ 280), United Airlines (C$ 294), and Air Canada (C$ 309) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Calgary. WestJet is 50% 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 American Airlines, which is currently one of the cheapest options available, starting at C$ 123. Air Canada flights start at C$ 124 while deals on United Airlines start at C$ 129 one-way.

  • 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$ 610, our data shows the cheapest flight currently is C$ 134. When looking at the most popular route, (Washington, D.C. Dulles Intl - Calgary), you can expect to pay C$ 264 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Calgary (average of C$ 139). Flying from Washington, D.C. Dulles Intl Airport to Calgary in July is currently the most expensive (average of C$ 263). 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
Canmore
Airdrie
Radium Hot Springs
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.
Baltimore to Calgary flights
Reagan-National to Calgary flights
Dulles Intl to Edmonton flights
Baltimore to Edmonton flights
Reagan-National to Edmonton flights

Top 3 airlines flying from Dulles Intl to Calgary

Discover the top 3 airlines 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 186AverageC$ 503FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 205AverageC$ 576FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 424AverageC$ 673FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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