HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Thunder Bay

$525+ Cheap flights from Washington to Thunder Bay (YQT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YQT
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Thunder Bay with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Thunder Bay

Cheapest flights from Washington to Thunder Bay
Explore the most affordable flight options available from Washington to Thunder Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 9, 2026.

This Air Canada deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:20 am
SEA
-
YQT
1 stop8h 28m
Air Canada
Fri 10/95:15 am
YQT
-
SEA
2 stops12h 07m
Air Canada
Deal found 2/7$525
This Kiwi.com deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:01 am
SEA
-
YQT
1 stop21h 54m
Multiple Airlines
Fri 10/96:30 am
YQT
-
SEA
1 stop15h 53m
Multiple Airlines
Deal found 2/7$744
This Air Canada deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/208:00 am
SEA
-
YQT
1 stop12h 05m
Air Canada
Tue 2/247:25 pm
YQT
-
SEA
2 stops16h 50m
Air Canada
Deal found 2/5$790
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2012:32 pm
SEA
-
YQT
3 stops27h 03m
United Airlines
Tue 2/245:00 am
YQT
-
SEA
2 stops17h 03m
United Airlines
Deal found 2/6$882

Find flight deals from Washington to Thunder Bay

Keep the following information in mind while searching for Washington to Thunder Bay flight deals. Data was last updated February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$440
(Air Canada)
Provider with most accurate pricing for Seattle/Tacoma Intl-Thunder Bay flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Thunder Bay flights.
Search Deals
From Washington to Thunder Bay
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Thunder Bay 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, Cheapflights users made 2,558,603 searches. Data last updated February 9, 2026.
Use the filters below to find and compare flights from Washington to Thunder Bay that are best for you.

Fly from

Washington

Fly to

Thunder Bay

Route

Depart

Return

Price

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Fri 2/20

8:00 am-11:05 pm

1 stop12h 05m

Thunder Bay

Tue 2/24

7:25 pm-9:15 am

2 stops16h 50m

$790

SeattleThunder Bay

SEA - YQT

SEAYQT

Seattle/Tacoma Intl

Fri 2/20

12:32 pm-6:35 pm

3 stops27h 03m

Thunder Bay

Tue 2/24

5:00 am-7:03 pm

2 stops17h 03m

$882

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/5

Best time to book a flight from Washington to Thunder Bay

Have a flexible travel schedule? Discover the best time to fly to Thunder Bay from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Thunder Bay
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington to Thunder Bay. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Thunder Bay from Washington?

    Most people fly into Thunder Bay (YQT) if they book a flight to Thunder Bay from Washington. Thunder Bay is conveniently located just 3.5 mi from Thunder Bay’s city center.

  • How long is the flight from State of Washington to Thunder Bay?

    Airlines like Air Canada fly from State of Washington to Thunder Bay in about 12h 05m. The time it takes to get you to your destination can typically vary by up to . The distance between State of Washington and Thunder Bay is about 1516 mi.

  • Can I find deals for flights from Washington to Thunder Bay that include hotel bookings?

    Yes. In addition to deals on Washington to Thunder Bay flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Thunder Bay?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Thunder Bay.

  • Can I find deals for business class flights from Washington to Thunder Bay?

    Yes. Cheapflights offers flight deals from Washington to Thunder Bay by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Thunder Bay

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Pearson Intl flights
Newark to Toronto Island flights
John F Kennedy Intl to Pearson Intl flights
LaGuardia to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Newark to Pierre Elliott Trudeau Intl flights
Los Angeles to Pearson Intl flights
Dallas/Fort Worth to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Reagan-National to Pearson Intl flights
Boston to Pearson Intl flights
San Francisco to Pearson Intl flights
Seattle to Pearson Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
Boston to Toronto Island flights
Hobby to Pearson Intl flights
Orlando to Pearson Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Atlanta to Pearson Intl flights
Boston to Pierre Elliott Trudeau Intl flights
Sky Harbor Intl to Pearson Intl flights
Dulles Intl to Toronto Island flights
George Bush Intcntl to Pearson Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Minneapolis to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Denver to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Toronto Island flights
Philadelphia to Pearson Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Baltimore to Pearson Intl flights
Miami to Pierre Elliott Trudeau Intl flights
O'Hare Intl to Toronto Island flights
Midway to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Hobby to Pierre Elliott Trudeau Intl flights
Miami to Pearson Intl flights
Los Angeles to Toronto Island flights
Atlanta to Pierre Elliott Trudeau Intl flights
LaGuardia to Toronto Island flights
Seattle to Pierre Elliott Trudeau Intl flights
San Diego to Pearson Intl flights
St. Louis to Pearson Intl flights
Denver to Pearson Intl flights
Midway to Pearson Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.