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Cheap flights from Thunder Bay to District of Columbia from C$ 343

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
YQT — IAD
28 Jul — 4 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Thunder Bay to District of Columbia

Enter your travel dates to find the best prices.

Cheapest flights from Thunder Bay to District of Columbia
Explore the most affordable flight options available from Thunder Bay to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 June 2026.

Fri 10/78:15 a.m.
YQT
-
IAD
1 stop6h 56m
Porter Airlines
Tue 14/73:55 p.m.
IAD
-
YQT
1 stop5h 50m
Porter Airlines
Deal found 25/6C$ 768
Fri 10/75:10 a.m.
YQT
-
IAD
2 stops9h 51m
Air Canada
Tue 14/74:20 p.m.
IAD
-
YQT
1 stop6h 29m
Air Canada
Deal found 24/6C$ 783

Find flight deals from Thunder Bay to District of Columbia

Keep the following information in mind while searching for Thunder Bay to District of Columbia flight deals. Data was last updated 28 June 2026.

Round-trip from

C$ 768

One-way from

C$ 343
Porter Airlines
  • Porter Airlines
  • 10/7-14/7
  • 2 total stops
  • 12h 46m total
  • Thunder Bay to District of Columbia
Search Deals
Porter Airlines
  • Porter Airlines
  • 17/8
  • 1 total stop
  • 17h 30m total
  • Thunder Bay to District of Columbia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Thunder Bay to District of Columbia 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 28 June 2026.
Use the filters below to find and compare flights from Thunder Bay to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Thunder BayWashington, D.C.

YQT - IAD

YQTIAD

Thunder Bay

Fri 10/7

8:15 a.m.-3:11 p.m.

1 stop6h 56m

Washington, D.C. Dulles Intl

Tue 14/7

3:55 p.m.-9:45 p.m.

1 stop5h 50m

C$ 768

Thunder BayWashington, D.C.

YQT - IAD

YQTIAD

Thunder Bay

Fri 10/7

5:10 a.m.-3:01 p.m.

2 stops9h 51m

Washington, D.C. Dulles Intl

Tue 14/7

4:20 p.m.-10:49 p.m.

1 stop6h 29m

C$ 783
Cheapest one-way
Quickest one-way

Thunder BayWashington, D.C.

YQT - IAD

YQTIAD

Thunder Bay

Mon 17/8

5:15 p.m.-10:45 a.m.

1 stop17h 30m

C$ 343

Thunder BayWashington, D.C.

YQT - IAD

YQTIAD

Thunder Bay

Mon 17/8

7:50 p.m.-5:14 p.m.

3 stops45h 24m

C$ 431

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/6

Sorted by cheapest first

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

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

    Located just 5.6 km from the city centre, Thunder Bay (YQT) is the airport most travellers will use when flying to District of Columbia from Thunder Bay.

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

    There are many flights that can get you from Thunder Bay to District of Columbia in 6h 56m. Fly via Porter Airlines or Air Canada to get the fastest option. Airlines will cover a distance of 1413 km. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Thunder Bay to District of Columbia 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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Can Cheapflights notify me if prices for flights from Thunder Bay to District of Columbia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to District of Columbia from Thunder Bay today and book when prices fit your budget.

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