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Cheap flights from Québec City to Washington, D.C. from $299

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 1/13. 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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Porter Airlines Logo
4:00 pm - 10:19 am
YQB
-
IAD
18h 19m1 stop
Porter Airlines Logo
11:35 am - 3:40 pm
IAD
-
YQB
4h 05m1 stop
$502Porter Airlines
Sun, Jan 11 - Fri, Jan 16
Multiple Airlines Logo
1:45 pm - 10:22 am
YQB
-
IAD
20h 37m1 stop
Multiple Airlines Logo
11:40 am - 8:15 am
IAD
-
YQB
20h 35m2 stops
$517Multiple Airlines
Sat, Jan 31 - Sun, Feb 8
Porter Airlines Logo
4:00 pm - 10:19 am
YQB
-
IAD
18h 19m1 stop
Porter Airlines Logo
11:35 am - 1:00 pm
IAD
-
YQB
25h 25m1 stop
$523Porter Airlines
Sun, Jan 18 - Sun, Jan 25
Multiple Airlines Logo
4:00 pm - 10:19 am
YQB
-
IAD
18h 19m1 stop
Multiple Airlines Logo
11:35 am - 8:15 am
IAD
-
YQB
20h 40m2 stops
$535Multiple Airlines
Sun, Jan 18 - Sun, Jan 25
Multiple Airlines Logo
10:45 pm - 12:29 pm
YQB
-
IAD
13h 44m2 stops
Multiple Airlines Logo
6:30 pm - 7:15 am
IAD
-
YQB
12h 45m2 stops
$554Multiple Airlines
Fri, Mar 20 - Mon, Mar 23
Porter Airlines Logo
1:45 pm - 10:22 am
YQB
-
IAD
20h 37m1 stop
Porter Airlines Logo
11:40 am - 1:00 pm
IAD
-
YQB
25h 20m1 stop
$560Porter Airlines
Sat, Jan 31 - Sun, Feb 8
Air Canada Logo
5:00 am - 11:48 am
YQB
-
IAD
6h 48m1 stop
Air Canada Logo
4:30 pm - 11:33 pm
IAD
-
YQB
7h 03m1 stop
$572Air Canada
Thu, Jan 22 - Mon, Jan 26
Air Canada Logo
6:00 am - 4:30 pm
YQB
-
IAD
10h 30m2 stops
Air Canada Logo
5:16 pm - 11:33 pm
IAD
-
YQB
6h 17m1 stop
$575Air Canada
Thu, Jan 22 - Mon, Jan 26
Air Canada Logo
5:00 am - 4:13 pm
YQB
-
IAD
11h 13m2 stops
Air Canada Logo
9:45 am - 6:38 pm
IAD
-
YQB
8h 53m2 stops
$576Air Canada
Fri, Jan 30 - Sat, Jan 31
Multiple Airlines Logo
1:45 pm - 10:19 am
YQB
-
IAD
20h 34m1 stop
Multiple Airlines Logo
4:30 pm - 10:43 pm
IAD
-
YQB
6h 13m1 stop
$586Multiple Airlines
Sat, Jan 17 - Sat, Jan 24

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
Jan 11
YQB4:00 pmQuébec City
18h 19m
1 stop
IAD10:19 amWashington, D.C. Dulles Intl
Jan 16
IAD11:35 amWashington, D.C. Dulles Intl
4h 05m
1 stop
YQB3:40 pmQuébec City
$502
Find similar
Porter Airlines
Jan 18
YQB4:00 pmQuébec City
18h 19m
1 stop
IAD10:19 amWashington, D.C. Dulles Intl
Jan 25
IAD11:35 amWashington, D.C. Dulles Intl
25h 25m
1 stop
YQB1:00 pmQuébec City
$523
Find similar
Porter Airlines
Jan 31
YQB1:45 pmQuébec City
20h 37m
1 stop
IAD10:22 amWashington, D.C. Dulles Intl
Feb 8
IAD11:40 amWashington, D.C. Dulles Intl
25h 20m
1 stop
YQB1:00 pmQuébec City
$560
Find similar

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
Jan 22
YQB5:00 amQuébec City
6h 48m
1 stop
IAD11:48 amWashington, D.C. Dulles Intl
Jan 26
IAD4:30 pmWashington, D.C. Dulles Intl
7h 03m
1 stop
YQB11:33 pmQuébec City
$572
Find similar
Air Canada
Jan 22
YQB6:00 amQuébec City
10h 30m
2 stops
IAD4:30 pmWashington, D.C. Dulles Intl
Jan 26
IAD5:16 pmWashington, D.C. Dulles Intl
6h 17m
1 stop
YQB11:33 pmQuébec City
$575
Find similar
Air Canada
Jan 30
YQB5:00 amQuébec City
11h 13m
2 stops
IAD4:13 pmWashington, D.C. Dulles Intl
Jan 31
IAD9:45 amWashington, D.C. Dulles Intl
8h 53m
2 stops
YQB6:38 pmQuébec City
$576
Find similar

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 832,500 searches. Data last updated December 21, 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

Sun 1/11

4:00 pm-10:19 am

1 stop18h 19m

Washington, D.C. Dulles Intl

Fri 1/16

11:35 am-3:40 pm

1 stop4h 05m

$502

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 1/31

1:45 pm-10:22 am

1 stop20h 37m

Washington, D.C. Dulles Intl

Sun 2/8

11:40 am-8:15 am

2 stops20h 35m

$517

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sun 1/18

4:00 pm-10:19 am

1 stop18h 19m

Washington, D.C. Dulles Intl

Sun 1/25

11:35 am-1:00 pm

1 stop25h 25m

$523

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sun 1/18

4:00 pm-10:19 am

1 stop18h 19m

Washington, D.C. Dulles Intl

Sun 1/25

11:35 am-8:15 am

2 stops20h 40m

$535

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 3/20

10:45 pm-12:29 pm

2 stops13h 44m

Washington, D.C. Dulles Intl

Mon 3/23

6:30 pm-7:15 am

2 stops12h 45m

$554

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 1/31

1:45 pm-10:22 am

1 stop20h 37m

Washington, D.C. Dulles Intl

Sun 2/8

11:40 am-1:00 pm

1 stop25h 20m

$560

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 1/22

5:00 am-11:48 am

1 stop6h 48m

Washington, D.C. Dulles Intl

Mon 1/26

4:30 pm-11:33 pm

1 stop7h 03m

$572

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Thu 1/22

6:00 am-4:30 pm

2 stops10h 30m

Washington, D.C. Dulles Intl

Mon 1/26

5:16 pm-11:33 pm

1 stop6h 17m

$575

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Fri 1/30

5:00 am-4:13 pm

2 stops11h 13m

Washington, D.C. Dulles Intl

Sat 1/31

9:45 am-6:38 pm

2 stops8h 53m

$576

Québec CityWashington, D.C.

YQB - IAD

YQBIAD

Québec City

Sat 1/17

1:45 pm-10:19 am

1 stop20h 34m

Washington, D.C. Dulles Intl

Sat 1/24

4:30 pm-10:43 pm

1 stop6h 13m

$586

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 airline that flies from Québec City to Washington, D.C. Dulles Intl?

United Airlines and Air Canada are the most popular carriers operating from Québec City to Washington, D.C. Dulles Intl

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

5h 56m

Direct flights

None
The fastest flight from Québec City to Washington, D.C. Dulles Intl Airport takes 5h 56m
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?

    Québec City and Washington, D.C. Dulles Intl are 627.4 mi apart from one another. A reasonable flight in good conditions will take 5h 56m.

  • 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 required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Harpers Ferry
Rockville
Gaithersburg
Reston
Manassas
Sterling
Fairfax

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Québec City to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Québec City to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Québec City to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Washington, D.C. from Québec City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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