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Dulles Intl

$279+ Cheap flights from Québec City (YQB) 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 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — IAD
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find flight deals from Québec City to Dulles Intl

Cheapest flights from Québec City to Dulles Intl
Explore the most affordable flight options available from Québec City to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2025.

This Air Canada deal was found by Cheapflights users on 10/13. 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 11/810:55 amYQB - IAD
1 stop4h 51mAir Canada
Sat 11/299:45 amIAD - YQB
1 stop4h 31mAir Canada
Deal found 10/13$456
This Gotogate deal was found by Cheapflights users on 10/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:55 amYQB - IAD
1 stop4h 51mAir Canada
Fri 12/59:00 amIAD - YQB
2 stops9h 14mAir Canada
Deal found 10/14$471
This Air Canada deal was found by Cheapflights users on 10/13. 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 11/273:10 pmYQB - IAD
1 stop5h 44mAir Canada
Thu 12/44:30 pmIAD - YQB
1 stop6h 13mAir Canada
Deal found 10/13$475
This United deal was found by Cheapflights users on 10/13. 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.
Sat 11/86:00 amYQB - IAD
1 stop10h 25mMultiple Airlines
Sat 11/299:00 amIAD - YQB
2 stops7h 09mMultiple Airlines
Deal found 10/13$507
This Mytrip deal was found by Cheapflights users on 10/13. 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 11/2710:45 pmYQB - IAD
2 stops18h 29mMultiple Airlines
Thu 12/46:30 pmIAD - YQB
2 stops15h 30mMultiple Airlines
Deal found 10/13$537
This United Airlines deal was found by Cheapflights users on 10/13. 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 11/810:55 amYQB - IAD
2 stops10h 28mUnited Airlines
Sat 11/296:00 amIAD - YQB
2 stops9h 58mUnited Airlines
Deal found 10/13$558
This United deal was found by Cheapflights users on 10/13. 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.
Sun 12/2111:49 amYQB - IAD
1 stop11h 17mMultiple Airlines
Thu 12/259:00 amIAD - YQB
1 stop6h 58mMultiple Airlines
Deal found 10/13$594
This United Airlines deal was found by Cheapflights users on 10/14. 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 10/214:55 pmYQB - IAD
1 stop5h 33mUnited Airlines
Tue 10/2810:35 pmIAD - YQB
1 stop15h 38mUnited Airlines
Deal found 10/14$597
This United deal was found by Cheapflights users on 10/14. 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.
Tue 10/214:55 pmYQB - IAD
1 stop5h 33mMultiple Airlines
Tue 10/289:00 amIAD - YQB
2 stops9h 14mMultiple Airlines
Deal found 10/14$623
This Air Canada deal was found by Cheapflights users on 10/13. 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 12/1610:55 amYQB - IAD
1 stop4h 51mAir Canada
Tue 12/234:30 pmIAD - YQB
1 stop5h 58mAir Canada
Deal found 10/13$659

Cheap flight deals from Québec City to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Québec City (YQB) 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 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$456
(Air Canada)

One-way from

$279
(Air Canada)

Popular in

January

Cheapest in

March

Average price

$668
Provider with most accurate pricing for Québec City-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Québec City-Washington, D.C. Dulles Intl flights.
Search Deals
From Québec City to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Québec City to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Québec City 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 October 14, 2025.
Use the filters below to find and compare flights from Québec City to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Québec City

Fly to

Dulles Intl

Route

Depart

Return

Price

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 11/27

3:10 pm-8:54 pm

1 stop5h 44m

Washington, D.C. Dulles Intl

Thu 12/4

4:30 pm-10:43 pm

1 stop6h 13m

$475

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 11/28

10:55 am-3:46 pm

1 stop4h 51m

Washington, D.C. Dulles Intl

Fri 12/5

9:00 am-3:58 pm

1 stop6h 58m

$477

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 11/8

6:00 am-4:25 pm

1 stop10h 25m

Washington, D.C. Dulles Intl

Sat 11/29

9:00 am-4:09 pm

2 stops7h 09m

$507

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 2/27

3:20 pm-8:59 pm

1 stop5h 39m

Washington, D.C. Dulles Intl

Tue 3/3

9:45 am-2:29 pm

1 stop4h 44m

$532

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 11/27

10:45 pm-5:14 pm

2 stops18h 29m

Washington, D.C. Dulles Intl

Thu 12/4

6:30 pm-10:00 am

2 stops15h 30m

$537

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 11/28

5:00 am-4:25 pm

2 stops11h 25m

Washington, D.C. Dulles Intl

Fri 12/5

6:00 am-3:58 pm

2 stops9h 58m

$558

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 11/8

10:55 am-9:23 pm

2 stops10h 28m

Washington, D.C. Dulles Intl

Sat 11/29

6:00 am-3:58 pm

2 stops9h 58m

$558

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 12/23

5:10 pm-11:06 pm

1 stop5h 56m

$325

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 10/23

11:00 am-3:06 pm

1 stop4h 06m

$347

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Wed 10/22

6:00 am-11:31 am

1 stop5h 31m

$351

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 17 results
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Compare providers for flights from Québec City 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 Québec City to Dulles Intl in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 Québec City-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 Québec City-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Québec City-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 Québec City-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 Québec City-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 Québec City to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Québec City 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.

Related info for your journey

Find useful and relevant information for your journey from Québec City 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 Québec City to Washington, D.C. Dulles Intl?

    Québec City (YQB) is the airport you will fly out of if you book a flight from Québec City to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Quebec; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Québec City airport to Washington, D.C. Dulles Intl. It is only a 8.4 mi journey to Quebec (YQB) from Québec City’s city center.

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

    Airlines like Air Canada fly from Québec City to Washington, D.C. Dulles Intl Airport in about 5h 44m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 622 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Québec City 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.

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
Woodbridge
Arlington
Tysons
Springfield
Silver Spring
Hanover
Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
Owings Mills
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf

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