Cheap flights from Calgary to Washington, D.C. Dulles Intl Airport from C$ 239
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAD
28 Oct — 4 Nov1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Calgary to Washington, D.C. Dulles Intl are usually found in October or April, booked 87 days in advance, depart on a Wednesday or Friday and return on a Tuesday
Cheap flight deals from Calgary to Dulles Intl
Enter your travel dates to find the best prices.
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Best
Last-minute
One-way
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 28 September 2026.
Fri 23/106:00 a.m. -
1 stop6h 57m
Sat 24/103:45 p.m. -
1 stop10h 02m
Deal found 23/9C$ 427
Sat 24/107:00 a.m. -
1 stop15h 21m
Wed 28/108:05 a.m. -
1 stop12h 50m
Deal found 26/9C$ 428
Wed 21/1012:20 a.m. -
1 stop14h 53m
Wed 28/108:05 a.m. -
1 stop12h 50m
Deal found 25/9C$ 438
Tue 10/111:25 a.m. -
1 stop13h 47m
Wed 18/119:06 p.m. -
1 stop16h 59m
Deal found 27/9C$ 452
Tue 20/107:00 a.m. -
1 stop8h 13m
Wed 28/108:05 a.m. -
1 stop12h 50m
Deal found 26/9C$ 454
Sat 24/107:00 a.m. -
1 stop8h 13m
Tue 27/109:06 p.m. -
1 stop16h 59m
Deal found 26/9C$ 457
Thu 22/107:00 a.m. -
1 stop8h 13m
Tue 27/108:05 a.m. -
1 stop12h 50m
Deal found 24/9C$ 458
Fri 23/1012:20 a.m. -
1 stop14h 53m
Sun 1/119:06 p.m. -
1 stop16h 59m
Deal found 26/9C$ 461
Tue 10/111:25 a.m. -
1 stop13h 47m
Thu 19/117:40 a.m. -
1 stop13h 15m
Deal found 27/9C$ 465
Fri 23/107:00 a.m. -
1 stop15h 21m
Wed 28/108:05 a.m. -
1 stop12h 50m
Deal found 26/9C$ 468
Fri 23/1012:20 a.m. -
1 stop14h 53m
Sat 31/107:52 a.m. -
1 stop13h 03m
Deal found 26/9C$ 472
Wed 11/111:25 a.m. -
1 stop13h 47m
Thu 19/117:40 a.m. -
1 stop13h 15m
Deal found 27/9C$ 474
Best flights from Calgary to Dulles Intl
Discover carefully curated flight deals from Calgary to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.
Sat 24/106:35 a.m. -
1 stop11h 34m
Sat 31/102:28 p.m. -
2 stops10h 44m
Deal found 24/9C$ 506
Fri 23/106:45 a.m. -
1 stop14h 14m
Sat 24/1010:30 a.m. -
2 stops13h 18m
Deal found 23/9C$ 536
Wed 11/117:25 a.m. -
2 stops13h 56m
Wed 18/1112:01 p.m. -
2 stops14h 16m
Deal found 27/9C$ 585
Thu 22/107:45 a.m. -
1 stop8h 34m
Tue 27/107:23 a.m. -
2 stops17h 47m
Deal found 27/9C$ 635
Mon 14/127:00 a.m. -
2 stops12h 11m
Tue 15/128:22 a.m. -
1 stop16h 31m
Deal found 23/9C$ 755
Fri 23/101:40 p.m. -
1 stop7h 46m
Sun 1/118:13 a.m. -
2 stops17h 57m
Deal found 28/9C$ 793
Last-minute flights from Calgary to Dulles Intl
Discover last-minute flight deals from Calgary to Dulles Intl. Data last updated 28 September 2026 and is based on user searches.
Tue 20/107:00 a.m. -
1 stop8h 13m
Wed 28/108:05 a.m. -
1 stop12h 50m
Deal found 26/9C$ 454
Tue 20/107:00 a.m. -
1 stop8h 13m
Tue 27/109:06 p.m. -
1 stop16h 59m
Deal found 28/9C$ 477
Wed 21/1012:20 a.m. -
1 stop14h 53m
Wed 28/108:05 a.m. -
1 stop12h 50m
Deal found 25/9C$ 438
Thu 22/107:00 a.m. -
1 stop8h 13m
Tue 27/108:05 a.m. -
1 stop12h 50m
Deal found 24/9C$ 458
Fri 23/106:00 a.m. -
1 stop6h 57m
Sat 24/103:45 p.m. -
1 stop10h 02m
Deal found 23/9C$ 427
Fri 23/1012:20 a.m. -
1 stop14h 53m
Sun 1/119:06 p.m. -
1 stop16h 59m
Deal found 26/9C$ 461
Fri 23/107:00 a.m. -
1 stop15h 21m
Wed 28/108:05 a.m. -
1 stop12h 50m
Deal found 26/9C$ 468
Fri 23/1012:20 a.m. -
1 stop14h 53m
Sat 31/107:52 a.m. -
1 stop13h 03m
Deal found 26/9C$ 472
Sat 24/107:00 a.m. -
1 stop15h 21m
Wed 28/108:05 a.m. -
1 stop12h 50m
Deal found 26/9C$ 428
Sat 24/107:00 a.m. -
1 stop8h 13m
Tue 27/109:06 p.m. -
1 stop16h 59m
Deal found 26/9C$ 457
Sun 25/1012:25 a.m. -
1 stop14h 48m
Sat 31/107:52 a.m. -
1 stop13h 03m
Deal found 24/9C$ 478
Thu 29/1012:25 a.m. -
1 stop21h 18m
Tue 3/118:05 a.m. -
1 stop12h 50m
Deal found 24/9C$ 475
One-way flights from Calgary to Dulles Intl
Search for one-way flight options from Calgary to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.
Tue 3/111:25 a.m. -
1 stop20h 18m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 25/9C$ 239
Mon 2/111:25 a.m. -
1 stop13h 47m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/9C$ 242
Fri 13/111:25 a.m. -
1 stop13h 47m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/9C$ 245
Sat 31/108:45 a.m. -
1 stop12h 58m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/9C$ 246
Sat 24/106:35 a.m. -
1 stop11h 34m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 23/9C$ 253
Sat 24/101:27 p.m. -
1 stop7h 58m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 23/9C$ 256
Wed 18/111:25 a.m. -
1 stop13h 47m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 26/9C$ 260
Tue 10/111:25 a.m. -
1 stop13h 47m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 26/9C$ 267
Sun 1/111:25 a.m. -
1 stop13h 47m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/9C$ 272
Wed 4/111:25 a.m. -
1 stop20h 18m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 27/9C$ 273
Find 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 28 September 2026.
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 7,457,451 searches. Data last updated 28 September 2026.
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
Fly to
Route
Depart
Return
Price
Cheapest round-trip
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Sat 24/10
6:35 a.m.-8:09 p.m.
1 stop11h 34m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 253
Quickest round-trip
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Sat 24/10
1:27 p.m.-11:25 p.m.
1 stop7h 58m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 256
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Sun 25/10
12:25 a.m.-5:13 p.m.
1 stop14h 48m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 274
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Sun 25/10
6:45 a.m.-10:25 p.m.
1 stop13h 40m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 307
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Mon 2/11
7:25 a.m.-10:16 p.m.
2 stops13h 51m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 321
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Tue 27/10
12:25 a.m.-5:12 p.m.
1 stop14h 47m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 328
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Wed 11/11
7:25 a.m.-10:21 p.m.
2 stops13h 56m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 332
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Tue 3/11
7:25 a.m.-10:16 p.m.
2 stops13h 51m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 332
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Mon 7/12
9:10 a.m.-10:11 a.m.
3 stops24h 01m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 365
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Wed 28/10
12:15 p.m.-10:38 a.m.
2 stops20h 23m
Washington, D.C. Dulles Intl
Wed 31/12
12:00 a.m.-10:00 p.m.
Nonstop0h 00m
C$ 387
Flights are sorted by cheapest round-trip flights first.
Deals found on 23/9
Showing 1-10 of 16 resultsSorted by cheapest first
1
2
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.
YYC-IAD
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
Prices
More
How far ahead should I book a flight from Calgary to Washington, D.C. Dulles Intl Airport?
The best time to book flights from Calgary to Washington, D.C. Dulles Intl Airport is 85 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.
What is the cheapest month to book a flight from Calgary to Washington, D.C. Dulles Intl Airport?
Currently, October is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of C$ 417). Flying from Calgary to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of C$ 1,020). 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.
How much does it cost to fly round-trip from Calgary to Washington, D.C. Dulles Intl Airport?
Airfare is typical for this route at the moment.
Calgary to Washington, D.C. Dulles Intl Airport flights typically cost between C$ 365 and C$ 602 in October.The cheapest round-trip price found within the last 5 days was C$ 427 on Air Canada (23 Oct-24 Oct).
What’s the top layover airport for flights from Calgary to Washington, D.C. Dulles Intl Airport?
Share of one-stop round-trip flights from Calgary to Washington, D.C. Dulles Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Toronto (YYZ) – chosen by Cheapflights users on 81% of one-stop itineraries from Calgary to Washington, D.C. Dulles Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Calgary to Washington, D.C. Dulles Intl Airport?
Average round-trip fare for 1-stop flights from Calgary to Washington, D.C. Dulles Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of C$ 522.
What’s the fastest layover option from Calgary to Washington, D.C. Dulles Intl Airport?
Shortest average travel time for 1-stop one-way flights from Calgary to Washington, D.C. Dulles Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 6h 53m.
Which airport typically offers the quickest layover for flights from Calgary to Washington, D.C. Dulles Intl Airport?
Average layover duration for 1-stop one-way flights from Calgary to Washington, D.C. Dulles Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 32m.
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 28 September 2026.
Check out reviews from past customers who have flown with United Airlines,WestJet, andAir Canada from Calgary to Washington, D.C. Dulles Intl Airport 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.
It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
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?
Most people fly from Calgary (YYC) if they book a flight from Calgary to Washington, D.C. Dulles Intl. On average, Calgary has 0 outbound flights to Washington, D.C. Dulles Intl per day from 3 airlines. Calgary is conveniently located just 9.3 km from Calgary’s city centre.
How long is the flight from Calgary to Washington, D.C. Dulles Intl Airport?
Airlines like Delta and United Airlines fly from Calgary to Washington, D.C. Dulles Intl Airport in about 11h 34m. The time it takes to get you to your destination can typically vary by up to 2h 40m. The distance between Calgary and Washington, D.C. Dulles Intl Airport is about 3132 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from Calgary to Washington, D.C. Dulles Intl Airport round-trip?
Our cheapest airline available from Calgary to Washington, D.C. Dulles Intl Airport is Air Canada. Our recent data shows that you can find tickets from as low as C$ 223 on this airline. Additional options worth looking into are WestJet and United Airlines, starting at C$ 244 and C$ 332 round-trip. These flights start at 62% lower than the current average price 3 months from now.
What are the most reliable airlines from Calgary to Washington, D.C. Dulles Intl Airport?
The top 3 most reliable airlines when flying from Calgary to Washington, D.C. Dulles Intl Airport are Air Canada (90%), United Airlines (86%) and Scandinavian Airlines (56%).
What are the cheapest flights from Calgary to Washington, D.C. Dulles Intl Airport?
The cheapest flight price from Calgary to Washington, D.C. Dulles Intl Airport is C$ 202. On average you can expect to pay C$ 790. The most popular route, (Calgary - Washington, D.C. Dulles Intl), can usually be booked for C$ 513.
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, October is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of C$ 417). Flying from Calgary to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of C$ 1,020). 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.
Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 September 2026.
Browse through other flights departing from Calgary. Flights are based on user searches made on Cheapflights and were last updated on 28 September 2026.
Discover the top 3 airlines 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 7,457,451 searches. Data last updated 28 September 2026.
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 Calgary to Dulles Intl?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Calgary to Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Calgary to Dulles Intl?
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 Dulles Intl from Calgary.
Can Cheapflights find flights from Calgary to Dulles Intl with no change fees?
Need flexible booking options for your flight to Dulles Intl from Calgary? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Calgary to Dulles Intl become cheaper?
Not ready to book yet? You can track prices for flights from Calgary to Dulles Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.
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