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Cheap flights from Québec City to Washington, D.C. from C$ 343

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Québec City to Washington, D.C. departing on 26/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Québec City to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
3:00 p.m. - 12:45 a.m.
YQB
-
IAD
9h 45m
1 stop
Air Canada Logo
8:18 a.m. - 1:55 p.m.
IAD
-
YQB
5h 37m
2 stops
C$ 715Air Canada
Sat, 11 Jul - Sun, 12 Jul
Air Canada Logo
3:00 p.m. - 12:45 a.m.
YQB
-
IAD
9h 45m
1 stop
Air Canada Logo
9:55 a.m. - 3:56 p.m.
IAD
-
YQB
6h 01m
1 stop
C$ 722Air Canada
Sat, 11 Jul - Sun, 12 Jul
Porter Airlines Logo
3:10 p.m. - 10:25 a.m.
YQB
-
IAD
19h 15m
1 stop
Porter Airlines Logo
11:05 a.m. - 8:00 p.m.
IAD
-
YQB
8h 55m
2 stops
C$ 819Porter Airlines
Mon, 20 Jul - Wed, 22 Jul
Porter Airlines Logo
3:10 p.m. - 10:25 a.m.
YQB
-
IAD
19h 15m
1 stop
Porter Airlines Logo
11:05 a.m. - 10:20 p.m.
IAD
-
YQB
11h 15m
1 stop
C$ 825Porter Airlines
Mon, 20 Jul - Wed, 22 Jul
Multiple Airlines Logo
3:10 p.m. - 10:25 a.m.
YQB
-
IAD
19h 15m
1 stop
Multiple Airlines Logo
11:05 a.m. - 8:00 p.m.
IAD
-
YQB
8h 55m
2 stops
C$ 835Multiple Airlines
Mon, 20 Jul - Wed, 22 Jul
Porter Airlines Logo
3:10 p.m. - 10:45 a.m.
YQB
-
IAD
19h 35m
1 stop
Porter Airlines Logo
3:50 p.m. - 2:27 p.m.
IAD
-
YQB
22h 37m
1 stop
C$ 860Porter Airlines
Mon, 24 Aug - Sun, 30 Aug
Multiple Airlines Logo
3:10 p.m. - 10:45 a.m.
YQB
-
IAD
19h 35m
1 stop
Multiple Airlines Logo
11:25 a.m. - 8:00 p.m.
IAD
-
YQB
8h 35m
2 stops
C$ 863Multiple Airlines
Mon, 24 Aug - Sun, 30 Aug
United Airlines Logo
4:55 p.m. - 7:20 a.m.
YQB
-
IAD
14h 25m
2 stops
United Airlines Logo
10:15 p.m. - 12:02 p.m.
IAD
-
YQB
13h 47m
2 stops
C$ 870United Airlines
Mon, 24 Aug - Sun, 30 Aug
Porter Airlines Logo
6:40 a.m. - 3:10 p.m.
YQB
-
IAD
8h 30m
1 stop
Porter Airlines Logo
11:25 a.m. - 10:20 p.m.
IAD
-
YQB
10h 55m
1 stop
C$ 893Porter Airlines
Thu, 1 Oct - Mon, 5 Oct
Multiple Airlines Logo
4:55 p.m. - 10:25 a.m.
YQB
-
IAD
17h 30m
2 stops
Multiple Airlines Logo
11:05 a.m. - 8:00 p.m.
IAD
-
YQB
8h 55m
2 stops
C$ 901Multiple Airlines
Mon, 20 Jul - Wed, 22 Jul

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Air Canada flights from Québec City to Washington, D.C. Dulles Intl Airport

Our best Air Canada deals on Québec City to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
11 Jul
YQB3:00 p.m.Québec City
9h 45m
1 stop
IAD12:45 a.m.Washington, D.C. Dulles Intl
12 Jul
IAD8:18 a.m.Washington, D.C. Dulles Intl
5h 37m
2 stops
YQB1:55 p.m.Québec City
C$ 715
Air Canada
11 Jul
YQB3:00 p.m.Québec City
9h 45m
1 stop
IAD12:45 a.m.Washington, D.C. Dulles Intl
12 Jul
IAD9:55 a.m.Washington, D.C. Dulles Intl
6h 01m
1 stop
YQB3:56 p.m.Québec City
C$ 722
Air Canada
2 Oct
YQB10:25 a.m.Québec City
4h 35m
1 stop
IAD3:00 p.m.Washington, D.C. Dulles Intl
6 Oct
IAD3:45 p.m.Washington, D.C. Dulles Intl
4h 01m
1 stop
YQB7:46 p.m.Québec City
C$ 947

United Airlines flights from Québec City to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Québec City to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
24 Aug
YQB4:55 p.m.Québec City
14h 25m
2 stops
IAD7:20 a.m.Washington, D.C. Dulles Intl
30 Aug
IAD10:15 p.m.Washington, D.C. Dulles Intl
13h 47m
2 stops
YQB12:02 p.m.Québec City
C$ 870
United Airlines
1 Oct
YQB12:45 p.m.Québec City
10h 14m
1 stop
IAD10:59 p.m.Washington, D.C. Dulles Intl
4 Oct
IAD6:45 a.m.Washington, D.C. Dulles Intl
9h 27m
1 stop
YQB4:12 p.m.Québec City
C$ 945
United Airlines
9 Aug
YQB12:45 p.m.Québec City
10h 36m
1 stop
IAD11:21 p.m.Washington, D.C. Dulles Intl
16 Aug
IAD6:15 a.m.Washington, D.C. Dulles Intl
8h 53m
1 stop
YQB3:08 p.m.Québec City
C$ 952

momondo Fare Finder

 
Customize your flight search to find flights from Québec City to Washington, D.C. Dulles Intl Airport 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, momondo users made 96,600 searches. Data last updated 28 June 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

Sat 11/7

3:00 p.m.-12:45 a.m.

1 stop9h 45m

Washington, D.C. Dulles Intl

Sun 12/7

8:18 a.m.-1:55 p.m.

2 stops5h 37m

C$ 715

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 11/7

3:00 p.m.-12:45 a.m.

1 stop9h 45m

Washington, D.C. Dulles Intl

Sun 12/7

9:55 a.m.-3:56 p.m.

1 stop6h 01m

C$ 722

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 20/7

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

1 stop19h 15m

Washington, D.C. Dulles Intl

Wed 22/7

11:05 a.m.-8:00 p.m.

2 stops8h 55m

C$ 819

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 20/7

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

1 stop19h 15m

Washington, D.C. Dulles Intl

Wed 22/7

11:05 a.m.-10:20 p.m.

1 stop11h 15m

C$ 825

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 20/7

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

1 stop19h 15m

Washington, D.C. Dulles Intl

Wed 22/7

11:05 a.m.-8:00 p.m.

2 stops8h 55m

C$ 835

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 24/8

3:10 p.m.-10:45 a.m.

1 stop19h 35m

Washington, D.C. Dulles Intl

Sun 30/8

3:50 p.m.-2:27 p.m.

1 stop22h 37m

C$ 860

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 24/8

3:10 p.m.-10:45 a.m.

1 stop19h 35m

Washington, D.C. Dulles Intl

Sun 30/8

11:25 a.m.-8:00 p.m.

2 stops8h 35m

C$ 863

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 24/8

4:55 p.m.-7:20 a.m.

2 stops14h 25m

Washington, D.C. Dulles Intl

Sun 30/8

10:15 p.m.-12:02 p.m.

2 stops13h 47m

C$ 870

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 1/10

6:40 a.m.-3:10 p.m.

1 stop8h 30m

Washington, D.C. Dulles Intl

Mon 5/10

11:25 a.m.-10:20 p.m.

1 stop10h 55m

C$ 893

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Mon 20/7

4:55 p.m.-10:25 a.m.

2 stops17h 30m

Washington, D.C. Dulles Intl

Wed 22/7

11:05 a.m.-8:00 p.m.

2 stops8h 55m

C$ 901

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Québec City to Washington, D.C. Dulles Intl Airport

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What is the cheapest Québec City to Washington, D.C. Dulles Intl flight route?

Fly from Québec City to Washington, D.C. Dulles Intl for the best Québec City - Washington, D.C. Dulles Intl flight prices

What cabin class options are available on Québec City to Washington, D.C. Dulles Intl Airport flights?

There is only 1 cabin class available to choose from on Québec City to Washington, D.C. Dulles Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Québec City to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Québec City to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Québec City to Washington, D.C. Dulles Intl Airport (YQB to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Québec City to Washington, D.C. Dulles Intl Airport

Fastest flight time

10h 32m

Direct flights

Sun
The fastest flight from Québec City to Washington, D.C. Dulles Intl Airport takes 10h 32m
Direct flights go from Québec City to Washington, D.C. Dulles Intl Airport on Sunday. There are no airlines offering direct flights.
Search flight deals

Frequently asked questions about flying from Québec City to Washington, D.C. Dulles Intl Airport

  • How far is Québec City to Washington, D.C. Dulles Intl by plane?

    Washington, D.C. Dulles Intl is 1009.8 km away from Québec City. By plane, this route typically takes 10h 32m.

  • When did momondo last update prices for flights from Québec City Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Québec City Airport to Washington, D.C. Dulles Intl Airport refresh daily.

  • How old do you have to be to fly from Québec City Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Québec City Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Chantilly
Fairfax
Arlington
Gaithersburg
Linthicum Heights
National Harbor
Reston
Winchester
Herndon
Fredericksburg
Ashburn
Manassas
Woodbridge
Leesburg
Silver Spring
Falls Church
Sterling
Rockville

Why use momondo?

Why should I use momondo to find a flight deal from Québec City to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Québec City to Washington, D.C. for you.

Can I find flights from Québec City to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Québec City on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Québec City to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Québec City. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Québec City to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Québec City and alert you when they change.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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