Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Québec City from $237

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Québec City departing on 9/25. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

United Airlines Logo
10:35 pm - 2:13 pmIAD-YQB
15h 38m1 stop
United Airlines Logo
2:55 pm - 11:59 pmYQB-IAD
9h 04m1 stop
$443United Airlines
Find Deal
Tue, Oct 28 - Tue, Nov 4
United Airlines Logo
10:35 pm - 2:13 pmIAD-YQB
15h 38m1 stop
United Airlines Logo
2:55 pm - 11:59 pmYQB-IAD
9h 04m1 stop
$460United Airlines
Find Deal
Fri, Nov 7 - Tue, Nov 11
Porter Airlines Logo
11:35 am - 3:55 pmIAD-YQB
4h 20m1 stop
Porter Airlines Logo
11:00 am - 3:06 pmYQB-IAD
4h 06m1 stop
$506Porter Airlines
Find Deal
Mon, Oct 20 - Sat, Oct 25
Porter Airlines Logo
4:20 pm - 3:55 pmIAD-YQB
23h 35m1 stop
Porter Airlines Logo
11:00 am - 3:06 pmYQB-IAD
4h 06m1 stop
$507Porter Airlines
Find Deal
Wed, Oct 22 - Sat, Oct 25
Porter Airlines Logo
11:35 am - 3:55 pmIAD-YQB
4h 20m1 stop
Porter Airlines Logo
11:00 am - 3:06 pmYQB-IAD
4h 06m1 stop
$510Porter Airlines
Find Deal
Sun, Oct 12 - Thu, Oct 16
Porter Airlines Logo
4:20 pm - 10:20 amIAD-YQB
18h 00m1 stop
Porter Airlines Logo
11:00 am - 3:06 pmYQB-IAD
4h 06m1 stop
$511Porter Airlines
Find Deal
Sat, Oct 4 - Mon, Oct 6
Logo
4:20 pm - 8:40 amIAD-YQB
16h 20m2 stops
Logo
11:00 am - 3:06 pmYQB-IAD
4h 06m1 stop
$520
Find Deal
Sat, Oct 4 - Mon, Oct 6
Logo
4:20 pm - 8:40 amIAD-YQB
16h 20m2 stops
Logo
11:00 am - 3:06 pmYQB-IAD
4h 06m1 stop
$525
Find Deal
Wed, Oct 22 - Sat, Oct 25
Logo
6:30 pm - 8:15 amIAD-YQB
13h 45m2 stops
Logo
6:30 am - 10:50 amYQB-IAD
28h 20m2 stops
$526
Find Deal
Fri, Nov 21 - Mon, Nov 24
American Airlines Logo
5:41 pm - 1:36 pmIAD-YQB
19h 55m2 stops
American Airlines Logo
4:14 pm - 12:39 pmYQB-IAD
20h 25m2 stops
$579American Airlines
Find Deal
Mon, Oct 20 - Sat, Oct 25

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Québec City flight tickets
United Airlines
Oct 28
IAD10:35 pmWashington, D.C. Dulles Intl
15h 38m
1 stop
YQB2:13 pmQuébec City
Nov 4
YQB2:55 pmQuébec City
9h 04m
1 stop
IAD11:59 pmWashington, D.C. Dulles Intl
$443
Find similar
United Airlines
Nov 7
IAD10:35 pmWashington, D.C. Dulles Intl
15h 38m
1 stop
YQB2:13 pmQuébec City
Nov 11
YQB2:55 pmQuébec City
9h 04m
1 stop
IAD11:59 pmWashington, D.C. Dulles Intl
$460
Find similar
United Airlines
Oct 29
IAD8:30 amWashington, D.C. Dulles Intl
12h 08m
2 stops
YQB8:38 pmQuébec City
Nov 5
YQB5:00 amQuébec City
12h 30m
2 stops
IAD5:30 pmWashington, D.C. Dulles Intl
$588
Find similar

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

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Québec City flight tickets
Air Canada
Sep 27
IAD9:35 amWashington, D.C. Dulles Intl
4h 20m
1 stop
YQB1:55 pmQuébec City
Sep 28
YQB6:10 amQuébec City
7h 28m
2 stops
IAD1:38 pmWashington, D.C. Dulles Intl
$870
Find similar
Air Canada
Sep 27
IAD2:25 pmWashington, D.C. Dulles Intl
8h 30m
2 stops
YQB10:55 pmQuébec City
Sep 28
YQB6:10 amQuébec City
7h 28m
2 stops
IAD1:38 pmWashington, D.C. Dulles Intl
$881
Find similar
Air Canada
Sep 26
IAD8:20 amWashington, D.C. Dulles Intl
5h 56m
1 stop
YQB2:16 pmQuébec City
Sep 28
YQB3:18 pmQuébec City
9h 03m
1 stop
IAD12:21 amWashington, D.C. Dulles Intl
$975
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Québec City 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 September 15, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Québec City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Tue 10/28

10:35 pm-2:13 pm

1 stop15h 38m

Québec City

Tue 11/4

2:55 pm-11:59 pm

1 stop9h 04m

$443

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Fri 11/7

10:35 pm-2:13 pm

1 stop15h 38m

Québec City

Tue 11/11

2:55 pm-11:59 pm

1 stop9h 04m

$460

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Mon 10/20

11:35 am-3:55 pm

1 stop4h 20m

Québec City

Sat 10/25

11:00 am-3:06 pm

1 stop4h 06m

$506

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Wed 10/22

4:20 pm-3:55 pm

1 stop23h 35m

Québec City

Sat 10/25

11:00 am-3:06 pm

1 stop4h 06m

$507

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Sun 10/12

11:35 am-3:55 pm

1 stop4h 20m

Québec City

Thu 10/16

11:00 am-3:06 pm

1 stop4h 06m

$510

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Sat 10/4

4:20 pm-10:20 am

1 stop18h 00m

Québec City

Mon 10/6

11:00 am-3:06 pm

1 stop4h 06m

$511

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Sat 10/4

4:20 pm-8:40 am

2 stops16h 20m

Québec City

Mon 10/6

11:00 am-3:06 pm

1 stop4h 06m

$520

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Wed 10/22

4:20 pm-8:40 am

2 stops16h 20m

Québec City

Sat 10/25

11:00 am-3:06 pm

1 stop4h 06m

$525

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Fri 11/21

6:30 pm-8:15 am

2 stops13h 45m

Québec City

Mon 11/24

6:30 am-10:50 am

2 stops28h 20m

$526

Washington, D.C.Québec City

IAD - YQB

IADYQB

Washington, D.C. Dulles Intl

Mon 10/20

5:41 pm-1:36 pm

2 stops19h 55m

Québec City

Sat 10/25

4:14 pm-12:39 pm

2 stops20h 25m

$579

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Québec City from

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

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 month to fly to Québec City?

The cheapest month to fly to Québec City from Washington, D.C. Dulles Intl Airport is in March. Flight prices, which tend to average around $571, are often lower during this time because this is during the off-season. If you’re not able to fly to Québec City in March, then October is your next best option. Flight prices from Washington, D.C. Dulles Intl Airport to Québec City during October average around $611.

What is the cheapest day to depart on your flight to Québec City?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Québec City is on a Wednesday when prices can be found for as low as $552. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Québec City on Thursday is $629.

What is the cheapest time of day to depart on your flight to Québec City?

In the evening is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Québec City when you can find flight prices for as low as $505. Flying to Québec City in the evening is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Québec City, so prices are often more expensive at around $595 per ticket.

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

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

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

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

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Québec City. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Québec City.
Search flight deals

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

    Washington, D.C. Dulles Intl and Québec City are 627.4 mi apart from one another. A reasonable flight in good conditions will take 4h 20m.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Québec City Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Québec City Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Québec City Airport.

  • What documentation or ID do you need to fly to Québec City Airport?

    The travel and health documents required for your trip to Québec City 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 Québec City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Québec City?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Québec City

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Québec City with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $294Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $341Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $619Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

Traveling to a place near Québec City?

Book flights to Québec City if you plan to visit one of these locations
Beaupre
Baie-Saint-Paul
Victoriaville
Sainte-Marie

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Québec City from Washington, D.C..

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

Yes. momondo allows you to filter the results for Washington, D.C. to Québec City flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Washington, D.C. and Québec City by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Québec City from Washington, D.C. 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.

An easier way to manage your Québec City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 10/15
Wed 10/22
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada