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Cheap flights from Québec City to Washington, D.C. from C$ 276

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 5/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Air Canada Logo
10:55 a.m. - 3:46 p.m.YQB-IAD
4h 51m1 stop
Air Canada Logo
9:45 a.m. - 2:19 p.m.IAD-YQB
4h 34m1 stop
C$ 640Air Canada
Find Deal
Thu, 8 Jan - Mon, 12 Jan
Multiple Airlines Logo
10:45 p.m. - 10:24 a.m.YQB-IAD
11h 39m2 stops
Multiple Airlines Logo
6:30 p.m. - 9:00 a.m.IAD-YQB
14h 30m2 stops
C$ 719Multiple Airlines
Find Deal
Wed, 3 Dec - Wed, 10 Dec
Multiple Airlines Logo
1:30 p.m. - 8:59 p.m.YQB-IAD
7h 29m1 stop
Multiple Airlines Logo
6:30 p.m. - 9:00 a.m.IAD-YQB
14h 30m2 stops
C$ 772Multiple Airlines
Find Deal
Wed, 3 Dec - Wed, 10 Dec
Multiple Airlines Logo
1:30 p.m. - 8:59 p.m.YQB-IAD
7h 29m1 stop
Multiple Airlines Logo
9:45 a.m. - 4:25 p.m.IAD-YQB
6h 40m1 stop
C$ 776Multiple Airlines
Find Deal
Wed, 3 Dec - Wed, 10 Dec
Multiple Airlines Logo
10:45 p.m. - 10:24 a.m.YQB-IAD
11h 39m2 stops
Multiple Airlines Logo
11:40 a.m. - 8:15 a.m.IAD-YQB
20h 35m2 stops
C$ 810Multiple Airlines
Find Deal
Thu, 8 Jan - Mon, 12 Jan
Air Canada Logo
5:00 a.m. - 3:46 p.m.YQB-IAD
10h 46m1 stop
Air Canada Logo
4:30 p.m. - 10:43 p.m.IAD-YQB
6h 13m1 stop
C$ 825Air Canada
Find Deal
Sat, 29 Nov - Sat, 6 Dec
United Airlines Logo
5:10 p.m. - 11:06 p.m.YQB-IAD
5h 56m1 stop
United Airlines Logo
10:06 p.m. - 9:45 a.m.IAD-YQB
11h 39m1 stop
C$ 945United Airlines
Find Deal
Fri, 19 Dec - Mon, 22 Dec
United Airlines Logo
5:10 p.m. - 11:06 p.m.YQB-IAD
5h 56m1 stop
United Airlines Logo
10:06 p.m. - 9:45 a.m.IAD-YQB
11h 39m1 stop
C$ 948United Airlines
Find Deal
Fri, 19 Dec - Mon, 22 Dec
Porter Airlines Logo
4:00 p.m. - 10:24 a.m.YQB-IAD
18h 24m1 stop
Porter Airlines Logo
6:30 p.m. - 3:20 p.m.IAD-YQB
20h 50m1 stop
C$ 1,129Porter Airlines
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Sat, 20 Dec - Mon, 22 Dec
Avianca Logo
10:55 a.m. - 3:10 a.m.YQB-IAD
16h 15m2 stops
Avianca Logo
3:00 a.m. - 6:38 p.m.IAD-YQB
15h 38m2 stops
C$ 2,845Avianca
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Thu, 8 Jan - Sun, 11 Jan

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

Our best Porter Airlines deals on Québec City to Washington, D.C. Dulles Intl Airport flight tickets
Porter Airlines
19 Nov
YQB4:00 p.m.Québec City
18h 24m
1 stop
IAD10:24 a.m.Washington, D.C. Dulles Intl
23 Nov
IAD6:30 p.m.Washington, D.C. Dulles Intl
20h 50m
1 stop
YQB3:20 p.m.Québec City
C$ 947
Find similar
Porter Airlines
20 Dec
YQB4:00 p.m.Québec City
18h 24m
1 stop
IAD10:24 a.m.Washington, D.C. Dulles Intl
22 Dec
IAD6:30 p.m.Washington, D.C. Dulles Intl
20h 50m
1 stop
YQB3:20 p.m.Québec City
C$ 1,129
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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
8 Jan
YQB10:55 a.m.Québec City
4h 51m
1 stop
IAD3:46 p.m.Washington, D.C. Dulles Intl
12 Jan
IAD9:45 a.m.Washington, D.C. Dulles Intl
4h 34m
1 stop
YQB2:19 p.m.Québec City
C$ 640
Find similar
Air Canada
29 Nov
YQB5:00 a.m.Québec City
10h 46m
1 stop
IAD3:46 p.m.Washington, D.C. Dulles Intl
6 Dec
IAD4:30 p.m.Washington, D.C. Dulles Intl
6h 13m
1 stop
YQB10:43 p.m.Québec City
C$ 825
Find similar
Air Canada
19 Dec
YQB9:15 a.m.Québec City
6h 31m
2 stops
IAD3:46 p.m.Washington, D.C. Dulles Intl
26 Dec
IAD9:00 a.m.Washington, D.C. Dulles Intl
9h 14m
2 stops
YQB6:14 p.m.Québec City
C$ 856
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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 6 November 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

Fly to

Route

Depart

Return

Price

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 8/1

10:55 a.m.-3:46 p.m.

1 stop4h 51m

Washington, D.C. Dulles Intl

Mon 12/1

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

1 stop4h 34m

C$ 640

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Wed 3/12

10:45 p.m.-10:24 a.m.

2 stops11h 39m

Washington, D.C. Dulles Intl

Wed 10/12

6:30 p.m.-9:00 a.m.

2 stops14h 30m

C$ 719

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Wed 3/12

1:30 p.m.-8:59 p.m.

1 stop7h 29m

Washington, D.C. Dulles Intl

Wed 10/12

6:30 p.m.-9:00 a.m.

2 stops14h 30m

C$ 772

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Wed 3/12

1:30 p.m.-8:59 p.m.

1 stop7h 29m

Washington, D.C. Dulles Intl

Wed 10/12

9:45 a.m.-4:25 p.m.

1 stop6h 40m

C$ 776

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 8/1

10:45 p.m.-10:24 a.m.

2 stops11h 39m

Washington, D.C. Dulles Intl

Mon 12/1

11:40 a.m.-8:15 a.m.

2 stops20h 35m

C$ 810

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 29/11

5:00 a.m.-3:46 p.m.

1 stop10h 46m

Washington, D.C. Dulles Intl

Sat 6/12

4:30 p.m.-10:43 p.m.

1 stop6h 13m

C$ 825

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 19/12

5:10 p.m.-11:06 p.m.

1 stop5h 56m

Washington, D.C. Dulles Intl

Mon 22/12

10:06 p.m.-9:45 a.m.

1 stop11h 39m

C$ 945

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 19/12

5:10 p.m.-11:06 p.m.

1 stop5h 56m

Washington, D.C. Dulles Intl

Mon 22/12

10:06 p.m.-9:45 a.m.

1 stop11h 39m

C$ 948

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 20/12

4:00 p.m.-10:24 a.m.

1 stop18h 24m

Washington, D.C. Dulles Intl

Mon 22/12

6:30 p.m.-3:20 p.m.

1 stop20h 50m

C$ 1,129

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 8/1

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

2 stops16h 15m

Washington, D.C. Dulles Intl

Sun 11/1

3:00 a.m.-6:38 p.m.

2 stops15h 38m

C$ 2,845

Flights are sorted by cheapest round-trip flights 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

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Thursday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Québec City. The lowest ticket price found for a Thursday departure recently was C$ 700. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Friday is C$ 890.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our most recent data shows that the best time of day to fly to Washington, D.C. Dulles Intl Airport is in the morning. Flights from Québec City to Washington, D.C. Dulles Intl Airport during this time can be as low as C$ 797. In the afternoon is when there is more demand to fly to Washington, D.C. Dulles Intl Airport, so prices are often more expensive at around C$ 890 per ticket.

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

Direct flights

None
There are no direct flights from Québec City to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Québec City to Washington, D.C. Dulles Intl Airport.
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  • 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 4h 51m.

  • 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
Gettysburg
Alexandria
Fairfax
Linthicum Heights
Silver Spring
Bethesda
Reston
Herndon
Laurel
Chantilly
Capitol Heights
Winchester
Arlington
Manassas
Fredericksburg
Ashburn
Woodbridge
Rockville
McLean
National Harbor

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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