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Dulles Intl

$183+ Cheap flights from Alberta 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAD
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
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Cheap flight deals from Alberta to Dulles Intl

Cheapest flights from Alberta to Dulles Intl
Explore the most affordable flight options available from Alberta to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

This Trip.com deal was found by Cheapflights users on 7/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:50 am
YYC
-
IAD
1 stop7h 10m
Air Canada
Wed 9/163:45 pm
IAD
-
YYC
1 stop10h 02m
Air Canada
Deal found 7/28$268
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Thu 9/102:58 pm
YYC
-
IAD
Nonstop4h 20m
United Airlines
Sat 9/195:15 pm
IAD
-
YYC
1 stop7h 21m
United Airlines
Deal found 7/24$271
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/2411:45 am
YYC
-
IAD
Nonstop4h 25m
WestJet
Mon 8/317:00 pm
IAD
-
YYC
Nonstop5h 00m
WestJet
Deal found 7/25$272
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Wed 10/76:00 am
YYC
-
IAD
1 stop15h 25m
United Airlines
Tue 10/1310:18 pm
IAD
-
YYC
1 stop15h 10m
United Airlines
Deal found 7/24$277
This SmartFares deal was found by Cheapflights users on 7/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:50 am
YYC
-
IAD
1 stop7h 10m
Air Canada
Wed 9/163:45 pm
IAD
-
YYC
1 stop10h 02m
Air Canada
Deal found 7/26$280
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Wed 10/76:00 am
YYC
-
IAD
1 stop15h 25m
United Airlines
Wed 10/1410:18 pm
IAD
-
YYC
2 stops17h 35m
United Airlines
Deal found 7/24$287
This Air Canada deal was found by Cheapflights users on 7/25. 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.
Tue 8/255:50 am
YYC
-
IAD
1 stop7h 11m
Air Canada
Sat 8/293:45 pm
IAD
-
YYC
1 stop10h 07m
Air Canada
Deal found 7/25$290
This Mytrip deal was found by Cheapflights users on 7/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:30 am
YEG
-
IAD
1 stop8h 40m
WestJet
Mon 8/317:00 pm
IAD
-
YEG
1 stop22h 25m
WestJet
Deal found 7/26$361
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:25 am
YEG
-
IAD
2 stops26h 20m
Multiple Airlines
Tue 9/2211:25 am
IAD
-
YEG
1 stop15h 15m
Multiple Airlines
Deal found 7/28$402
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:25 pm
YEG
-
IAD
1 stop9h 20m
Multiple Airlines
Sun 9/1311:25 am
IAD
-
YEG
2 stops14h 15m
Multiple Airlines
Deal found 7/28$439
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:25 pm
YEG
-
IAD
1 stop9h 20m
Multiple Airlines
Sun 9/1311:25 am
IAD
-
YEG
2 stops14h 15m
Multiple Airlines
Deal found 7/28$440
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:50 am
YEG
-
IAD
2 stops20h 55m
Porter Airlines
Sun 9/1311:25 am
IAD
-
YEG
2 stops12h 05m
Porter Airlines
Deal found 7/28$443

Find flight deals from Alberta to Dulles Intl

Keep the following information in mind while searching for Alberta to Dulles Intl flight deals. Data was last updated July 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$268
(Trip.com)

One-way from

$183
(American Airlines)

Popular in

June

Cheapest in

April

Average price

$393

Good round-trip deal

$202 or less

Good one-way deal

$253 or less
Provider with most accurate pricing for Calgary-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Calgary-Washington, D.C. (WAS) flights.
Search Deals
From Alberta to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Alberta to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Alberta to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Alberta to Washington, D.C. Dulles Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Alberta 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 July 29, 2026.
Use the filters below to find and compare flights from Alberta to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Thu 9/10

2:58 pm-9:18 pm

Nonstop4h 20m

Washington, D.C. Dulles Intl

Sat 9/19

5:15 pm-10:36 pm

1 stop7h 21m

$271

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Wed 10/7

6:00 am-11:25 pm

1 stop15h 25m

Washington, D.C. Dulles Intl

Wed 10/14

10:18 pm-1:53 pm

2 stops17h 35m

$287

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Wed 10/7

6:30 am-3:25 pm

1 stop6h 55m

Washington, D.C. Dulles Intl

Wed 10/14

3:45 pm-11:47 pm

1 stop10h 02m

$335

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Thu 9/10

12:25 pm-11:23 pm

2 stops8h 58m

Washington, D.C. Dulles Intl

Wed 9/16

11:44 am-8:42 pm

1 stop10h 58m

$343

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Thu 8/20

6:00 am-12:32 am

1 stop16h 32m

Washington, D.C. Dulles Intl

Thu 8/27

5:20 pm-8:31 am

1 stop17h 11m

$346

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Fri 9/4

11:05 am-11:21 pm

2 stops10h 16m

Washington, D.C. Dulles Intl

Mon 9/7

7:00 pm-10:00 pm

Nonstop5h 00m

$350

CalgaryWashington, D.C.

YYC - IAD

YYCIAD

Calgary

Fri 8/28

12:32 pm-11:39 pm

1 stop9h 07m

Washington, D.C. Dulles Intl

Mon 8/31

7:00 pm-10:00 pm

Nonstop5h 00m

$356

EdmontonWashington, D.C.

YEG - IAD

YEGIAD

Edmonton

Fri 9/18

7:00 am-10:45 am

1 stop25h 45m

Washington, D.C. Dulles Intl

Tue 9/22

11:25 am-12:40 am

1 stop15h 15m

$423

EdmontonWashington, D.C.

YEG - IAD

YEGIAD

Edmonton

Fri 8/28

9:10 am-11:39 pm

2 stops12h 29m

Washington, D.C. Dulles Intl

Mon 9/7

6:10 am-4:55 pm

2 stops12h 45m

$450

EdmontonWashington, D.C.

YEG - IAD

YEGIAD

Edmonton

Fri 8/28

9:10 am-11:39 pm

2 stops12h 29m

Washington, D.C. Dulles Intl

Tue 9/1

6:10 am-4:55 pm

2 stops12h 45m

$450

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 40 resultsSorted by cheapest first
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Best time to book a flight from Alberta to Dulles Intl

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

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

Currently, April is the cheapest month in which you can book a flight from Alberta to Washington, D.C. Dulles Intl Airport (average of $331). Flying from Alberta to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $637). 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 AB to IAD?

Find hourly flight availability from Alberta 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 July 29, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Alberta to Washington, D.C. Dulles Intl Airport as you normally would.

Weekly flight availability from Alberta to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Alberta to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 29, 2026.

The most flights from CAAB to IAD are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Alberta to Washington, D.C. Dulles Intl Airport?

Airfare is typical for this route at the moment.
Alberta to Washington, D.C. Dulles Intl Airport flights typically cost between $193 and $439 in September.
The cheapest round-trip price found within the last 5 days was $268 on Air Canada (Sep 10-Sep 16).

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

The best time to book flights from Alberta to Washington, D.C. Dulles Intl Airport is 84 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.

Related info for your journey

Find useful and relevant information for your journey from Alberta to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    United Airlines, Delta, and Air Canada can get you from Alberta to Washington, D.C. Dulles Intl Airport in just under 4h 20m. Your travel time can differ by up to 8h 09m. The distance from Alberta to Washington, D.C. Dulles Intl Airport is about 1946 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $105. United Airlines flights start at $153 while deals on Air Canada start at $153 one-way.

  • What are the most popular routes from Alberta to Washington, D.C. Dulles Intl Airport?

    The most popular flight routes from Alberta to Washington, D.C. Dulles Intl Airport are Calgary - Washington, D.C. Dulles Intl, Edmonton - Washington, D.C. Dulles Intl and Fort Mcmurray - Washington, D.C. Dulles Intl.

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

    The top 3 most reliable airlines when flying from Alberta to Washington, D.C. Dulles Intl Airport are Air Canada (65%), United Airlines (65%) and Scandinavian Airlines (65%).

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

    Looking for the cheapest flight from Alberta to Washington, D.C. Dulles Intl Airport? While on average our users pay $296, our data indicates the cheapest price to be $167. The most popular route (Calgary - Washington, D.C. Dulles Intl), is priced around $272.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Alberta to Washington, D.C. Dulles Intl Airport (average of $331). Flying from Alberta to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $637). 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

Traveling 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
Alexandria
Owings Mills
Arlington
Tysons
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Falls Church
Hanover
Manassas
Laurel
Sterling
Clinton
Hunt Valley
Cordova

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Alberta to Dulles Intl

Discover the top 2 airlines that operate flights from Alberta 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 July 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$126Average$565FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$280Average$617FlexibilityNo cancel feeOn-time69%

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