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Cheap flights from Québec City to Washington from $143

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 departing on 9/20. 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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Find the cheapest flights from Québec City to Washington

Cheap round-trip flights

Air Canada Logo
5:20 am - 6:36 pmYQB-SEA
16h 16m2 stops
Air Canada Logo
5:30 am - 8:03 pmSEA-YQB
11h 33m2 stops
$266Air Canada
Find Deal
Sat, Oct 18 - Sat, Oct 25
Air Canada Logo
5:20 am - 10:31 pmYQB-SEA
20h 11m2 stops
Air Canada Logo
7:30 am - 6:55 pmSEA-YQB
8h 25m1 stop
$277Air Canada
Find Deal
Sat, Oct 18 - Sat, Oct 25
American Airlines Logo
2:16 pm - 11:03 amYQB-SEA
23h 47m1 stop
American Airlines Logo
12:34 am - 1:36 pmSEA-YQB
10h 02m1 stop
$288American Airlines
Find Deal
Sat, Oct 18 - Fri, Oct 24
American Airlines Logo
4:14 pm - 9:49 amYQB-SEA
20h 35m1 stop
American Airlines Logo
2:52 pm - 1:36 pmSEA-YQB
19h 44m1 stop
$292American Airlines
Find Deal
Fri, Oct 17 - Fri, Oct 24
American Airlines Logo
2:16 pm - 10:56 pmYQB-SEA
11h 40m2 stops
American Airlines Logo
12:34 am - 3:34 pmSEA-YQB
12h 00m2 stops
$293American Airlines
Find Deal
Sat, Oct 18 - Fri, Oct 24
American Airlines Logo
4:14 pm - 10:54 amYQB-SEA
21h 40m2 stops
American Airlines Logo
12:34 am - 1:36 pmSEA-YQB
10h 02m1 stop
$302American Airlines
Find Deal
Fri, Oct 17 - Thu, Oct 23
Logo
5:20 am - 10:59 amYQB-SEA
8h 39m1 stop
Logo
7:15 am - 3:55 pmSEA-YQB
29h 40m1 stop
$446
Find Deal
Wed, Oct 1 - Wed, Oct 8
United Airlines Logo
5:20 am - 10:59 amYQB-SEA
8h 39m1 stop
United Airlines Logo
10:54 pm - 12:02 pmSEA-YQB
10h 08m1 stop
$502United Airlines
Find Deal
Thu, Oct 9 - Mon, Oct 13
Logo
10:15 pm - 12:59 pmYQB-SEA
17h 44m2 stops
Logo
8:40 am - 8:40 amSEA-YQB
21h 00m3 stops
$507
Find Deal
Wed, Oct 1 - Wed, Oct 8
United Airlines Logo
5:20 am - 10:59 amYQB-SEA
8h 39m1 stop
United Airlines Logo
10:54 pm - 12:02 pmSEA-YQB
10h 08m1 stop
$541United Airlines
Find Deal
Thu, Oct 9 - Mon, Oct 13

American Airlines flights from Québec City to State of Washington

Our best American Airlines deals on Québec City to State of Washington flight tickets
American Airlines
Oct 18
YQB2:16 pmQuébec City
23h 47m
1 stop
SEA11:03 amSeattle/Tacoma Intl
Oct 24
SEA12:34 amSeattle/Tacoma Intl
10h 02m
1 stop
YQB1:36 pmQuébec City
$288
Find similar
American Airlines
Oct 17
YQB4:14 pmQuébec City
20h 35m
1 stop
SEA9:49 amSeattle/Tacoma Intl
Oct 24
SEA2:52 pmSeattle/Tacoma Intl
19h 44m
1 stop
YQB1:36 pmQuébec City
$292
Find similar
American Airlines
Oct 18
YQB2:16 pmQuébec City
11h 40m
2 stops
SEA10:56 pmSeattle/Tacoma Intl
Oct 24
SEA12:34 amSeattle/Tacoma Intl
12h 00m
2 stops
YQB3:34 pmQuébec City
$293
Find similar

Air Canada flights from Québec City to State of Washington

Our best Air Canada deals on Québec City to State of Washington flight tickets
Air Canada
Oct 18
YQB5:20 amQuébec City
16h 16m
2 stops
SEA6:36 pmSeattle/Tacoma Intl
Oct 25
SEA5:30 amSeattle/Tacoma Intl
11h 33m
2 stops
YQB8:03 pmQuébec City
$266
Find similar
Air Canada
Oct 18
YQB5:20 amQuébec City
20h 11m
2 stops
SEA10:31 pmSeattle/Tacoma Intl
Oct 25
SEA7:30 amSeattle/Tacoma Intl
8h 25m
1 stop
YQB6:55 pmQuébec City
$277
Find similar
Air Canada
Oct 9
YQB6:25 pmQuébec City
19h 34m
2 stops
SEA10:59 amSeattle/Tacoma Intl
Oct 13
SEA7:15 pmSeattle/Tacoma Intl
11h 36m
2 stops
YQB9:51 amQuébec City
$384
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Québec City to State of Washington 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 3, 2025.
Use the filters below to find and compare flights from Québec City to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sat 10/18

5:20 am-6:36 pm

2 stops16h 16m

Seattle/Tacoma Intl

Sat 10/25

5:30 am-8:03 pm

2 stops11h 33m

$266

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sat 10/18

5:20 am-10:31 pm

2 stops20h 11m

Seattle/Tacoma Intl

Sat 10/25

7:30 am-6:55 pm

1 stop8h 25m

$277

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sat 10/18

2:16 pm-11:03 am

1 stop23h 47m

Seattle/Tacoma Intl

Fri 10/24

12:34 am-1:36 pm

1 stop10h 02m

$288

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Fri 10/17

4:14 pm-9:49 am

1 stop20h 35m

Seattle/Tacoma Intl

Fri 10/24

2:52 pm-1:36 pm

1 stop19h 44m

$292

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Sat 10/18

2:16 pm-10:56 pm

2 stops11h 40m

Seattle/Tacoma Intl

Fri 10/24

12:34 am-3:34 pm

2 stops12h 00m

$293

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Fri 10/17

4:14 pm-10:54 am

2 stops21h 40m

Seattle/Tacoma Intl

Thu 10/23

12:34 am-1:36 pm

1 stop10h 02m

$302

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Wed 10/1

5:20 am-10:59 am

1 stop8h 39m

Seattle/Tacoma Intl

Wed 10/8

7:15 am-3:55 pm

1 stop29h 40m

$446

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Thu 10/9

5:20 am-10:59 am

1 stop8h 39m

Seattle/Tacoma Intl

Mon 10/13

10:54 pm-12:02 pm

1 stop10h 08m

$502

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Wed 10/1

10:15 pm-12:59 pm

2 stops17h 44m

Seattle/Tacoma Intl

Wed 10/8

8:40 am-8:40 am

3 stops21h 00m

$507

Québec CitySeattle

YQB - SEA

YQBSEA

Québec City

Thu 10/9

5:20 am-10:59 am

1 stop8h 39m

Seattle/Tacoma Intl

Mon 10/13

10:54 pm-12:02 pm

1 stop10h 08m

$541

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Québec City to State of Washington

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 State of Washington?

The month of January is, on average, the cheapest month to fly to State of Washington from Québec City, with most prices found around $287. If you aren’t able to travel to State of Washington during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $289.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Québec City to State of Washington is on a Thursday. Travelers who choose to depart for State of Washington on a Thursday will often find tickets for as low as $261. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Québec City to State of Washington for around $958.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is in the afternoon when flights can be purchased for as low as $359. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $375 on average. Flights to State of Washington from Québec City in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Québec City to State of Washington flights?

You could potentially save up to 5% on your flight if you consider stops on a Québec City to State of Washington flight.

Cheap Québec City to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Québec City to State of Washington

Direct flights

None
There are no direct flights from Québec City to State of Washington. There are no popular flight routes from Québec City to State of Washington.
Search flight deals

  • When did momondo last update prices for flights from Québec City Airport to Washington?

    Prices for flights from Québec City Airport to Washington are refreshed on a daily basis.

  • How old do you have to be to fly from Québec City Airport to Washington?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Québec City Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

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

Why use momondo?

Why should I use momondo to find a flight deal from Québec City to Washington?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Québec City to Washington. momondo saves you time and could save you money on your trip.

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

All flight searches from Québec City to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Québec City to Washington?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Québec City to Washington.

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

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

An easier way to manage your State of Washington trip

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Find better results for your trip to Washington

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