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Cheap flights from Québec City to Washington, D.C. Dulles Intl Airport from C$ 301

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 24/4. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — IAD
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Québec City to Dulles Intl

Enter your travel dates to find the best prices.

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 10 March 2026.

Sun 26/44:00 p.m.
YQB
-
IAD
1 stop18h 54m
Porter Airlines
Fri 1/511:30 a.m.
IAD
-
YQB
1 stop26h 57m
Porter Airlines
Deal found 10/3C$ 734
Fri 1/510:25 a.m.
YQB
-
IAD
1 stop4h 38m
Air Canada
Mon 4/59:45 a.m.
IAD
-
YQB
1 stop4h 15m
Air Canada
Deal found 5/3C$ 750
Mon 20/410:55 a.m.
YQB
-
IAD
1 stop8h 45m
Air Canada
Mon 27/49:00 a.m.
IAD
-
YQB
1 stop9h 35m
Air Canada
Deal found 6/3C$ 759
Mon 6/46:30 a.m.
YQB
-
IAD
2 stops31h 50m
Multiple Airlines
Fri 17/46:00 p.m.
IAD
-
YQB
1 stop19h 00m
Multiple Airlines
Deal found 8/3C$ 799
Fri 3/49:15 a.m.
YQB
-
IAD
1 stop10h 25m
Air Canada
Fri 10/44:30 p.m.
IAD
-
YQB
1 stop5h 55m
Air Canada
Deal found 5/3C$ 803
Sun 31/54:55 p.m.
YQB
-
IAD
1 stop6h 24m
United Airlines
Wed 3/610:31 a.m.
IAD
-
YQB
3 stops12h 10m
United Airlines
Deal found 5/3C$ 809
Fri 1/53:00 p.m.
YQB
-
IAD
1 stop9h 33m
United Airlines
Mon 4/55:42 p.m.
IAD
-
YQB
1 stop4h 59m
United Airlines
Deal found 6/3C$ 810
Mon 20/44:00 p.m.
YQB
-
IAD
1 stop18h 54m
Multiple Airlines
Mon 27/46:19 p.m.
IAD
-
YQB
2 stops24h 21m
Multiple Airlines
Deal found 6/3C$ 820

Find 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 10 March 2026.

Round-trip from

C$ 750

One-way from

C$ 301
Air Canada
  • Air Canada
  • 1/5-4/5
  • 2 total stops
  • 8h 53m total
  • Québec City to Washington, D.C.
Search Deals
24/4
  • 24/4
  • 1 total stop
  • 24h 57m total
  • Québec City to Washington, D.C.
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 629,999 searches. Data last updated 10 March 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 1/5

10:25 a.m.-3:03 p.m.

1 stop4h 38m

Washington, D.C. Dulles Intl

Mon 4/5

9:45 a.m.-2:00 p.m.

1 stop4h 15m

C$ 750

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sun 26/4

6:15 a.m.-7:32 a.m.

2 stops25h 17m

Washington, D.C. Dulles Intl

Fri 1/5

4:05 p.m.-2:27 p.m.

1 stop22h 22m

C$ 799

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 6/4

6:30 a.m.-2:20 p.m.

2 stops31h 50m

Washington, D.C. Dulles Intl

Fri 17/4

6:00 p.m.-1:00 p.m.

1 stop19h 00m

C$ 799

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sun 31/5

4:55 p.m.-11:19 p.m.

1 stop6h 24m

Washington, D.C. Dulles Intl

Wed 3/6

10:31 a.m.-10:41 p.m.

3 stops12h 10m

C$ 809

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 1/5

3:00 p.m.-12:33 a.m.

1 stop9h 33m

Washington, D.C. Dulles Intl

Mon 4/5

5:42 p.m.-10:41 p.m.

1 stop4h 59m

C$ 810

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 20/4

4:00 p.m.-10:54 a.m.

1 stop18h 54m

Washington, D.C. Dulles Intl

Mon 27/4

6:19 p.m.-6:40 p.m.

2 stops24h 21m

C$ 820
Cheapest one-way

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Wed 1/4

10:40 a.m.-3:39 p.m.

1 stop4h 59m

C$ 387

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 4/6

10:55 a.m.-10:46 a.m.

1 stop23h 51m

C$ 407

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 1/8

2:50 p.m.-7:01 p.m.

1 stop4h 11m

C$ 415

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 26/6

10:25 a.m.-3:01 p.m.

1 stop4h 36m

C$ 423

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/3

Showing 1-10 of 17 resultsSorted by cheapest first
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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?

    For a flight from Québec City to Washington, D.C. Dulles Intl, you will be flying from Quebec. Québec City (YQB) is just 13.5 km from the centre of the city. Quebec is the only Québec City airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from Québec City on a regular basis.

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

    There are many flights that can get you from Québec City to Washington, D.C. Dulles Intl Airport in 4h 38m. Fly via Air Canada or United Airlines to get the fastest option. The distance between Québec City and Washington, D.C. Dulles Intl Airport is about 1001 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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

Travelling 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
Silver Spring
Warrenton
Winchester
Hanover
Fairfax
Reston
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Herndon
Manassas
Fredericksburg
Alexandria
Rockville

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Yes, we can. To see specific flights from Québec City to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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