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Cheap flights from Québec City to Washington, D.C. Dulles Intl Airport from C$ 375

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 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — IAD
26 Feb — 5 Mar1
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 27 January 2026.

Tue 17/311:49 a.m.
YQB
-
IAD
2 stops9h 27m
United Airlines
Wed 18/39:00 a.m.
IAD
-
YQB
1 stop6h 58m
United Airlines
Deal found 26/1C$ 607
Sun 29/35:00 a.m.
YQB
-
IAD
1 stop12h 14m
Multiple Airlines
Thu 2/46:30 p.m.
IAD
-
YQB
2 stops12h 45m
Multiple Airlines
Deal found 26/1C$ 741
Mon 2/36:00 a.m.
YQB
-
IAD
2 stops9h 46m
Air Canada
Sun 8/39:55 a.m.
IAD
-
YQB
1 stop4h 24m
Air Canada
Deal found 26/1C$ 760
Sun 29/310:55 a.m.
YQB
-
IAD
2 stops9h 29m
Air Canada
Wed 1/49:55 a.m.
IAD
-
YQB
1 stop4h 21m
Air Canada
Deal found 26/1C$ 768
Sun 29/310:55 a.m.
YQB
-
IAD
2 stops9h 29m
Air Canada
Thu 2/49:00 a.m.
IAD
-
YQB
2 stops9h 11m
Air Canada
Deal found 26/1C$ 776
Tue 21/43:05 p.m.
YQB
-
IAD
1 stop9h 10m
United Airlines
Sat 25/46:15 a.m.
IAD
-
YQB
1 stop7h 48m
United Airlines
Deal found 25/1C$ 783
Fri 13/33:15 p.m.
YQB
-
IAD
1 stop5h 39m
Air Canada
Mon 16/39:55 a.m.
IAD
-
YQB
1 stop4h 24m
Air Canada
Deal found 25/1C$ 786

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 27 January 2026.

Round-trip from

C$ 607

One-way from

C$ 375
United Airlines
  • United Airlines
  • 17/3-18/3
  • 3 total stops
  • 16h 25m total
  • Québec City to Washington, D.C.
Search Deals
13/3
  • 13/3
  • 2 total stops
  • 42h 01m 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 27 January 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

Québec City

Fly to

Dulles Intl

Route

Depart

Return

Price

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 17/3

11:49 a.m.-9:16 p.m.

2 stops9h 27m

Washington, D.C. Dulles Intl

Wed 18/3

9:00 a.m.-3:58 p.m.

1 stop6h 58m

C$ 607

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sun 29/3

5:00 a.m.-5:14 p.m.

1 stop12h 14m

Washington, D.C. Dulles Intl

Thu 2/4

6:30 p.m.-7:15 a.m.

2 stops12h 45m

C$ 741

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 13/3

4:00 p.m.-12:29 p.m.

1 stop20h 29m

Washington, D.C. Dulles Intl

Wed 18/3

11:40 a.m.-3:20 p.m.

1 stop27h 40m

C$ 760

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sun 29/3

10:55 a.m.-8:24 p.m.

2 stops9h 29m

Washington, D.C. Dulles Intl

Wed 1/4

9:55 a.m.-2:16 p.m.

1 stop4h 21m

C$ 768

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 21/4

3:05 p.m.-12:15 a.m.

1 stop9h 10m

Washington, D.C. Dulles Intl

Sat 25/4

8:20 a.m.-2:03 p.m.

1 stop5h 43m

C$ 783

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 12/3

6:00 a.m.-11:31 a.m.

1 stop5h 31m

Washington, D.C. Dulles Intl

Tue 24/3

6:00 a.m.-11:02 a.m.

1 stop5h 02m

C$ 794

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 12/3

6:00 a.m.-11:31 a.m.

1 stop5h 31m

Washington, D.C. Dulles Intl

Thu 19/3

6:00 a.m.-11:02 a.m.

1 stop5h 02m

C$ 794

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 12/3

6:00 a.m.-11:31 a.m.

1 stop5h 31m

Washington, D.C. Dulles Intl

Mon 23/3

6:00 a.m.-11:02 a.m.

1 stop5h 02m

C$ 794

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 12/3

3:15 p.m.-8:54 p.m.

1 stop5h 39m

Washington, D.C. Dulles Intl

Wed 18/3

9:55 a.m.-2:19 p.m.

1 stop4h 24m

C$ 796

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 13/3

6:30 a.m.-12:31 a.m.

2 stops42h 01m

C$ 375

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 17 results
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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 9h 27m. Fly via United Airlines, Porter Airlines, or Air Canada 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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