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Cheap flights from District of Columbia to Thunder Bay from C$ 699

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YQT
6 Mar — 13 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from District of Columbia to Thunder Bay

Enter your travel dates to find the best prices.

Cheapest flights from District of Columbia to Thunder Bay
Explore the most affordable flight options available from District of Columbia to Thunder Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 February 2026.

Sat 1/811:30 a.m.
IAD
-
YQT
1 stop6h 35m
Porter Airlines
Sun 9/86:00 a.m.
YQT
-
IAD
1 stop4h 46m
Porter Airlines
Deal found 2/2C$ 699
Sat 1/811:30 a.m.
IAD
-
YQT
1 stop6h 35m
Multiple Airlines
Sun 9/86:15 p.m.
YQT
-
IAD
2 stops13h 29m
Multiple Airlines
Deal found 2/2C$ 872
Sat 1/86:00 a.m.
IAD
-
YQT
2 stops11h 24m
United Airlines
Sun 9/811:25 a.m.
YQT
-
IAD
2 stops11h 47m
United Airlines
Deal found 2/2C$ 1,014
Sat 21/28:40 a.m.
IAD
-
YQT
1 stop14h 25m
Air Canada
Wed 25/211:15 a.m.
YQT
-
IAD
1 stop4h 34m
Air Canada
Deal found 2/2C$ 1,132

Find flight deals from District of Columbia to Thunder Bay

Keep the following information in mind while searching for District of Columbia to Thunder Bay flight deals. Data was last updated 4 February 2026.

Round-trip from

C$ 699
Porter Airlines
  • Porter Airlines
  • 1/8-9/8
  • 2 total stops
  • 11h 21m total
  • District of Columbia to Thunder Bay
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 629,999 searches. Data last updated 4 February 2026.
Use the filters below to find and compare flights from District of Columbia to Thunder Bay that are best for you.

Fly from

District of Columbia

Fly to

Thunder Bay

Route

Depart

Return

Price

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 1/8

11:30 a.m.-6:05 p.m.

1 stop6h 35m

Thunder Bay

Sun 9/8

6:00 a.m.-10:46 a.m.

1 stop4h 46m

C$ 699

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 1/8

11:30 a.m.-6:05 p.m.

1 stop6h 35m

Thunder Bay

Sun 9/8

6:15 p.m.-7:44 a.m.

2 stops13h 29m

C$ 872

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 1/8

6:00 a.m.-5:24 p.m.

2 stops11h 24m

Thunder Bay

Sun 9/8

11:25 a.m.-11:12 p.m.

2 stops11h 47m

C$ 1,014

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 21/2

8:40 a.m.-11:05 p.m.

1 stop14h 25m

Thunder Bay

Wed 25/2

11:15 a.m.-3:49 p.m.

1 stop4h 34m

C$ 1,132

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Best time to book a flight from District of Columbia to Thunder Bay

Have a flexible travel schedule? Discover the best time to fly to Thunder Bay from District of Columbia 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 District of Columbia 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 District of Columbia 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 District of Columbia?

    If you book a flight to Thunder Bay from District of Columbia, you will be flying to Thunder Bay, which is the city’s only airport. Thunder Bay (YQT) is located 5.6 km from the centre of Thunder Bay.

  • How long is the flight from District of Columbia to Thunder Bay?

    Departing from District of Columbia to Thunder Bay will take you 6h 35m. Airlines will cover a distance of 1413 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

  • How can I find direct flights from District of Columbia to Thunder Bay?

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

  • Can I find deals for business class flights from District of Columbia to Thunder Bay?

    Yes. Cheapflights offers flight deals from District of Columbia 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

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