$171+ Cheap flights from Calgary (YYC) to Dulles Intl (IAD)
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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYC — IAD
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Calgary to Dulles Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 Sunday or Thursday and return on a Monday
Cheap flight deals from Calgary to Dulles Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Calgary to Dulles IntlExplore 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 October 26, 2026.
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 October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 12/712:15 pm -
1 stop32h 35m
Mon 12/143:34 pm -
1 stop28h 16m
Deal found 10/23![Multiple Airlines logo]()
$331
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 11/139:09 am -
1 stop19h 35m
Thu 11/197:46 am -
1 stop14h 44m
Deal found 10/23![Alaska Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Tue 12/88:00 pm -
2 stops23h 10m
Tue 12/153:34 pm -
1 stop28h 16m
Deal found 10/23![Multiple Airlines logo]()
$376
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Wed 11/187:00 am -
1 stop7h 45m
Wed 11/254:30 pm -
1 stop8h 51m
Deal found 10/21![Air Canada logo]()
$380
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Fri 11/207:00 am -
1 stop7h 45m
Sat 11/284:30 pm -
1 stop9h 21m
Deal found 10/21![Air Canada logo]()
$382
This Air Canada deal was found by Cheapflights users on 10/23. 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.
Sat 11/217:00 am -
1 stop7h 45m
Thu 11/264:30 pm -
1 stop8h 51m
Deal found 10/23![Air Canada logo]()
$385
This Delta deal was found by Cheapflights users on 10/23. 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.
Tue 12/81:43 pm -
2 stops9h 58m
Tue 12/1512:00 pm -
2 stops13h 21m
Deal found 10/23![Delta logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:09 am -
1 stop19h 35m
Tue 11/175:17 pm -
1 stop29h 22m
Deal found 10/24![Alaska Airlines logo]()
$389
This Air Canada deal was found by Cheapflights users on 10/22. 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.
Sun 12/67:00 am -
1 stop7h 45m
Sun 12/139:05 am -
1 stop9h 05m
Deal found 10/22![Air Canada logo]()
$392
Best flights from Calgary to Dulles IntlDiscover 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 October 26, 2026.
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 October 26, 2026.
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/94:30 pm -
1 stop11h 48m
Wed 12/1610:10 am -
2 stops13h 43m
Deal found 10/25![United Airlines logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/59:09 am -
1 stop19h 35m
Tue 11/177:46 am -
1 stop14h 53m
Deal found 10/24![Alaska Airlines logo]()
$450
This Delta deal was found by Cheapflights users on 10/21. 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.
Tue 11/101:35 pm -
1 stop9h 12m
Thu 11/1212:01 pm -
1 stop10h 57m
Deal found 10/21![Delta logo]()
$454
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 11/213:06 pm -
2 stops16h 43m
Thu 11/266:11 am -
2 stops10h 10m
Deal found 10/22![United Airlines logo]()
$452
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/104:30 pm -
2 stops13h 42m
Thu 11/125:20 pm -
2 stops21h 06m
Deal found 10/21![United Airlines logo]()
$467
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 12/74:30 pm -
2 stops12h 59m
Mon 12/148:15 am -
2 stops15h 38m
Deal found 10/23![United Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 10/22. 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 12/257:00 am -
1 stop15h 21m
Sun 1/36:45 am -
1 stop17h 08m
Deal found 10/22![United Airlines logo]()
$537
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/197:59 pm -
1 stop8h 20m
Sun 1/36:45 am -
1 stop13h 12m
Deal found 10/25![United Airlines logo]()
$554
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 2/27:45 am -
2 stops26h 32m
Tue 2/910:20 pm -
2 stops22h 57m
Deal found 10/21![United Airlines logo]()
$564
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 1/107:45 am -
2 stops22h 47m
Sun 1/3110:20 pm -
2 stops22h 57m
Deal found 10/22![United Airlines logo]()
$573
Last-minute flights from Calgary to Dulles IntlDiscover last-minute flight deals from Calgary to Dulles Intl. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Calgary to Dulles Intl. Data last updated October 26, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 10/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:09 am -
1 stop19h 35m
Tue 11/175:17 pm -
1 stop29h 22m
Deal found 10/24![Alaska Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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.
Fri 11/139:09 am -
1 stop19h 35m
Thu 11/197:46 am -
1 stop14h 44m
Deal found 10/23![Alaska Airlines logo]()
$372
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Wed 11/187:00 am -
1 stop7h 45m
Wed 11/254:30 pm -
1 stop8h 51m
Deal found 10/21![Air Canada logo]()
$380
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/187:00 am -
2 stops9h 24m
Wed 11/256:10 am -
1 stop10h 11m
Deal found 10/21![United Airlines logo]()
$431
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Fri 11/207:00 am -
1 stop7h 45m
Sat 11/284:30 pm -
1 stop9h 21m
Deal found 10/21![Air Canada logo]()
$382
This Air Canada deal was found by Cheapflights users on 10/23. 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.
Sat 11/217:00 am -
1 stop7h 45m
Thu 11/264:30 pm -
1 stop8h 51m
Deal found 10/23![Air Canada logo]()
$385
This Air Canada deal was found by Cheapflights users on 10/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:00 am -
1 stop12h 10m
Sat 11/289:55 am -
1 stop8h 15m
Deal found 10/24![Air Canada logo]()
$405
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 11/212:35 pm -
1 stop9h 02m
Thu 11/266:11 am -
2 stops10h 10m
Deal found 10/22![United Airlines logo]()
$436
This Air Canada deal was found by Cheapflights users on 10/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:40 am -
1 stop8h 30m
Mon 11/304:30 pm -
1 stop8h 36m
Deal found 10/24![Air Canada logo]()
$407
One-way flights from Calgary to Dulles IntlSearch for one-way flight options from Calgary to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Calgary to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Wed 12/98:05 am -
2 stops36h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 12/712:15 pm -
1 stop32h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Tue 12/86:55 am -
3 stops36h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 12/111:15 pm -
3 stops29h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$197
This Air Canada deal was found by Cheapflights users on 10/22. 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 12/107:00 am -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Air Canada logo]()
$211
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 12/69:07 am -
1 stop19h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Alaska Airlines logo]()
$214
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Sat 12/57:00 am -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Air Canada logo]()
$216
This Air Canada deal was found by Cheapflights users on 10/25. 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.
Wed 12/97:00 am -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Air Canada logo]()
$222
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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $331 (Kiwi.com) |
One-way from | $171 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $295 |
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 7,457,451 searches. Data last updated October 26, 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
Cheapest round-trip
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Tue 12/8
9:07 am-5:15 pm
1 stop30h 08m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$214
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Mon 3/1
12:15 pm-3:43 pm
2 stops25h 28m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$221
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Tue 12/1
6:55 am-9:12 pm
3 stops36h 17m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$228
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Fri 12/11
7:00 am-8:30 pm
1 stop11h 30m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$246
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Wed 11/4
4:30 pm-6:35 am
1 stop12h 05m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$246
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Thu 11/26
1:15 pm-6:44 pm
2 stops27h 29m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$247
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Thu 11/26
4:30 pm-8:03 am
1 stop13h 33m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$252
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Sat 12/5
7:00 am-11:54 pm
3 stops14h 54m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$252
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Mon 11/30
11:55 pm-12:11 pm
3 stops34h 16m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$261
CalgaryWashington, D.C.
YYC Calgary - IAD Washington, D.C. Dulles Intl
YYCIAD
Calgary
Mon 11/30
8:45 am-1:41 am
2 stops14h 56m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$280
Showing 1-10 of 22 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Calgary-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Calgary-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
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
How far ahead should I book a flight from Calgary to Washington, D.C. Dulles Intl Airport?
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 85 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, October is the cheapest month in which you can book a flight from Calgary to Washington, D.C. Dulles Intl Airport (average of $295). Flying from Calgary to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $660). 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 $315 and $647 in December.The cheapest round-trip price found within the last 5 days was $331 on Multiple Airlines (Dec 7-Dec 14).
The best insider tips for Calgary to Washington, D.C. Dulles Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Calgary to Washington, D.C. Dulles Intl Airport trip
Our travel experts
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 October 26, 2026.
Read through reviews of airlines operating flights from Calgary to Washington, D.C. Dulles Intl Airport, such as United Airlines and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Crew
8.1
Overall
7.3
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.7
Crew
8.1
Overall
7.3
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Food
6.7
Crew
8.1
Overall
7.3
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
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.
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 locationsAlexandria
Chantilly
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Top 2 airlines flying from Calgary to Dulles Intl
Discover the top 2 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 October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$159 | Average$491 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$280 | Average$734 | FlexibilityNo cancel fee | On-time69% |