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Cheap flights from Québec City to Washington, D.C. Dulles Intl Airport from C$ 362

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 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
YQB — IAD
5 Feb — 12 Feb1
1 adult
1 adult, Economy, 0 bags

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 6 January 2026.

Round-trip from

C$ 615

One-way from

C$ 362
Air Canada
  • Air Canada
  • 29/1-4/2
  • 3 total stops
  • 14h 20m total
  • Québec City to Washington, D.C.
Search Deals
Air Canada
  • Air Canada
  • 20/2
  • 1 total stop
  • 5h 39m total
  • Québec City to Washington, D.C.
Search Deals

Find 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 6 January 2026.

Thu 29/16:00 a.m.YQB - IAD
2 stops9h 46mAir Canada
Wed 4/29:45 a.m.IAD - YQB
1 stop4h 34mAir Canada
Deal found 6/1C$ 615
Thu 19/23:15 p.m.YQB - IAD
1 stop5h 39mAir Canada
Thu 26/29:45 a.m.IAD - YQB
1 stop4h 34mAir Canada
Deal found 5/1C$ 650
Sat 21/210:55 a.m.YQB - IAD
1 stop4h 54mAir Canada
Sat 28/29:45 a.m.IAD - YQB
1 stop4h 43mAir Canada
Deal found 6/1C$ 655
Thu 29/16:00 a.m.YQB - IAD
2 stops9h 46mMultiple Airlines
Wed 4/211:40 a.m.IAD - YQB
2 stops10h 54mMultiple Airlines
Deal found 6/1C$ 701
Tue 21/43:05 p.m.YQB - IAD
1 stop9h 10mUnited Airlines
Sat 25/46:00 a.m.IAD - YQB
1 stop6h 02mUnited Airlines
Deal found 5/1C$ 728
Tue 21/41:40 p.m.YQB - IAD
2 stops6h 49mAir Canada
Sat 25/49:55 a.m.IAD - YQB
1 stop4h 29mAir Canada
Deal found 5/1C$ 737
Thu 2/410:40 a.m.YQB - IAD
1 stop4h 59mAir Canada
Mon 6/44:30 p.m.IAD - YQB
1 stop6h 10mAir Canada
Deal found 4/1C$ 794

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 6 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

Thu 29/1

6:00 a.m.-3:46 p.m.

2 stops9h 46m

Washington, D.C. Dulles Intl

Wed 4/2

9:45 a.m.-2:19 p.m.

1 stop4h 34m

C$ 615

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 19/2

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

1 stop5h 39m

Washington, D.C. Dulles Intl

Thu 26/2

9:45 a.m.-2:19 p.m.

1 stop4h 34m

C$ 650

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 21/2

10:55 a.m.-3:49 p.m.

1 stop4h 54m

Washington, D.C. Dulles Intl

Sat 28/2

9:45 a.m.-2:28 p.m.

1 stop4h 43m

C$ 655

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 29/1

6:00 a.m.-3:46 p.m.

2 stops9h 46m

Washington, D.C. Dulles Intl

Wed 4/2

11:40 a.m.-10:34 p.m.

2 stops10h 54m

C$ 701

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

6:00 a.m.-12:02 p.m.

1 stop6h 02m

C$ 728

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 21/4

1:40 p.m.-8:29 p.m.

2 stops6h 49m

Washington, D.C. Dulles Intl

Sat 25/4

9:55 a.m.-2:24 p.m.

1 stop4h 29m

C$ 737

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 20/2

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

1 stop5h 39m

C$ 362

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 10/2

10:55 a.m.-3:49 p.m.

1 stop4h 54m

C$ 369

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 9/2

6:20 a.m.-8:54 p.m.

1 stop14h 34m

C$ 403

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Tue 2/6

1:05 p.m.-6:58 p.m.

1 stop5h 53m

C$ 406

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/1

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 46m. Fly via Air Canada to get the fastest option. The distance between Québec City and Washington, D.C. Dulles Intl Airport is about 1001 km.

  • 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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