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Dulles Intl

$127+ Cheap flights from Calgary (YYC) to Dulles Intl (IAD)

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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAD
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Calgary to Washington, D.C. Dulles Intl are usually found in January or April, booked 32 days in advance, depart on a Saturday or Thursday 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 April 29, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$211
(FlightHub)

One-way from

$127
(Air Canada)

Popular in

December

Cheapest in

January

Average price

$270

Good round-trip deal

$138 or less

Good one-way deal

$208 or less
Provider with most accurate pricing for Calgary-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Calgary-Washington, D.C. Dulles Intl flights.
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From Calgary to Washington, D.C. Dulles Intl
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One-way flight from Calgary to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 10% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 29, 2025.

This FlightHub deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1811:30 amYYC - IAD
Nonstop4h 24mWestJet
Wed 8/276:45 pmIAD - YYC
Nonstop4h 52mWestJet
Deal found 4/27$211
This Air Canada deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2212:38 pmYYC - IAD
1 stop9h 52mAir Canada
Wed 5/286:48 amIAD - YYC
1 stop6h 50mAir Canada
Deal found 4/28$217
This United deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/247:15 amYYC - IAD
1 stop13h 12mMultiple Airlines
Sun 7/278:18 amIAD - YYC
1 stop16h 23mMultiple Airlines
Deal found 4/28$243
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/61:10 pmYYC - IAD
1 stop8h 49mAmerican Airlines
Sun 6/86:27 amIAD - YYC
1 stop17h 30mAmerican Airlines
Deal found 4/28$280
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1811:30 amYYC - IAD
Nonstop4h 24mDelta
Wed 8/277:30 amIAD - YYC
1 stop11h 00mDelta
Deal found 4/27$298
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2911:17 amYYC - IAD
1 stop10h 42mAlaska Airlines
Mon 6/26:15 pmIAD - YYC
1 stop18h 12mAlaska Airlines
Deal found 4/28$367
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/264:30 pmYYC - IAD
1 stop20h 36mPorter Airlines
Mon 6/211:35 amIAD - YYC
2 stops11h 49mPorter Airlines
Deal found 4/27$411
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/272:55 pmYYC - IAD
Nonstop4h 21mUnited Airlines
Tue 7/19:10 amIAD - YYC
Nonstop4h 50mUnited Airlines
Deal found 4/28$415
This CheapTicketsDeal deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/812:47 pmYYC - IAD
2 stops17h 51mWestJet Encore
Sat 7/51:19 pmIAD - YYC
2 stops24h 31mWestJet Encore
Deal found 4/28$585

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 2,558,603 searches. Data last updated April 29, 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

Mon 8/18

11:30 am-5:54 pm

Nonstop4h 24m

Washington, D.C. Dulles Intl

Wed 8/27

6:45 pm-9:37 pm

Nonstop4h 52m

$211

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Thu 5/22

12:38 pm-12:30 am

1 stop9h 52m

Washington, D.C. Dulles Intl

Wed 5/28

6:48 am-11:38 am

1 stop6h 50m

$217

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Thu 7/24

7:15 am-10:27 pm

1 stop13h 12m

Washington, D.C. Dulles Intl

Sun 7/27

8:18 am-10:41 pm

1 stop16h 23m

$243

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Fri 6/6

1:10 pm-11:59 pm

1 stop8h 49m

Washington, D.C. Dulles Intl

Sun 6/8

6:27 am-9:57 pm

1 stop17h 30m

$280

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Mon 8/18

11:30 am-5:54 pm

Nonstop4h 24m

Washington, D.C. Dulles Intl

Wed 8/27

7:30 am-4:30 pm

1 stop11h 00m

$298

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Thu 5/29

11:17 am-11:59 pm

1 stop10h 42m

Washington, D.C. Dulles Intl

Mon 6/2

6:15 pm-10:27 am

1 stop18h 12m

$367

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Mon 5/26

4:30 pm-3:06 pm

1 stop20h 36m

Washington, D.C. Dulles Intl

Mon 6/2

11:35 am-9:24 pm

2 stops11h 49m

$411

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Fri 6/27

2:55 pm-9:16 pm

Nonstop4h 21m

Washington, D.C. Dulles Intl

Tue 7/1

9:10 am-12:00 pm

Nonstop4h 50m

$415

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Sun 6/8

12:47 pm-8:38 am

2 stops17h 51m

Washington, D.C. Dulles Intl

Sat 7/5

1:19 pm-11:50 am

2 stops24h 31m

$585

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Tue 5/27

11:55 pm-9:39 am

1 stop7h 44m

$127

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 17 results
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Compare providers for flights from Calgary to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Calgary to Dulles Intl in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Calgary-Washington, D.C. Dulles Intl Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Calgary-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Calgary-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Calgary-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Calgary-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 April 25, 2025.

The price you pay for your flight from Calgary to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Calgary to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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 April 29, 2025.

One of the essential ways to save on airfare from Calgary to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 33% on airfare.

Rainfall in Dulles Intl by month

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

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

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

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 April 29, 2025.
Read through reviews of airlines operating flights from Calgary to Washington, D.C., such as Alaska Airlines, Porter Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Porter Airlines
8.0
Very good
285 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,949 reviews

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    Located just 5.8 mi from the city center, Calgary is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Calgary. Booking flights from Calgary (YYC) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 1 airline.

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

    According to our current data, WestJet ($211), Air Canada ($217), and American Airlines ($280) offers the cheapest pricing from Calgary to Washington, D.C. Dulles Intl Airport. You may be able to fly from Calgary to Washington, D.C. Dulles Intl Airport for 44% less than the average price by searching for these airlines.

  • 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 $127. United Airlines flights start at $135 while deals on WestJet start at $145 one-way.

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

    While on average a flight from Calgary to Washington, D.C. Dulles Intl Airport is generally $336, our data shows the cheapest flight currently is $90. When looking at the most popular route, (Calgary - Washington, D.C. Dulles Intl), you can expect to pay $217 for that flight.

  • 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, August is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Calgary to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $373). 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.

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Top airline flying from Calgary to Dulles Intl

Discover the top airline 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 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$237Average$274FlexibilityNo cancel feeOn-time67%

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