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Cheap flights from Washington, D.C. to Thunder Bay from C$ 190

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. to Thunder Bay departing on 31/1. 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

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Find the cheapest flights from Washington, D.C. to Thunder Bay

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
4:30 p.m. - 11:50 p.m.
IAD
-
YQT
7h 20m1 stop
Air Canada Logo
5:00 a.m. - 3:46 p.m.
YQT
-
IAD
10h 46m1 stop
C$ 685Air Canada
Thu, 15 Jan - Sat, 17 Jan
Air Canada Logo
4:30 p.m. - 11:50 p.m.
IAD
-
YQT
7h 20m1 stop
Air Canada Logo
5:00 a.m. - 8:54 p.m.
YQT
-
IAD
15h 54m2 stops
C$ 696Air Canada
Thu, 15 Jan - Sat, 17 Jan
Air Canada Logo
9:45 a.m. - 11:50 p.m.
IAD
-
YQT
14h 05m2 stops
Air Canada Logo
5:00 a.m. - 8:54 p.m.
YQT
-
IAD
15h 54m2 stops
C$ 740Air Canada
Thu, 15 Jan - Sat, 17 Jan
Air Canada Logo
4:30 p.m. - 11:55 p.m.
IAD
-
YQT
7h 25m1 stop
Air Canada Logo
11:05 a.m. - 3:46 p.m.
YQT
-
IAD
4h 41m1 stop
C$ 791Air Canada
Thu, 22 Jan - Mon, 26 Jan
Air Canada Logo
12:35 p.m. - 6:30 p.m.
IAD
-
YQT
5h 55m1 stop
Air Canada Logo
11:05 a.m. - 9:25 p.m.
YQT
-
IAD
10h 20m2 stops
C$ 800Air Canada
Thu, 22 Jan - Mon, 26 Jan
Air Canada Logo
1:15 p.m. - 11:55 p.m.
IAD
-
YQT
10h 40m2 stops
Air Canada Logo
11:05 a.m. - 9:25 p.m.
YQT
-
IAD
10h 20m2 stops
C$ 813Air Canada
Thu, 22 Jan - Mon, 26 Jan
Air Canada Logo
9:00 a.m. - 6:40 p.m.
IAD
-
YQT
9h 40m1 stop
Air Canada Logo
7:30 p.m. - 3:46 p.m.
YQT
-
IAD
20h 16m1 stop
C$ 846Air Canada
Tue, 6 Jan - Thu, 15 Jan
United Airlines Logo
4:30 p.m. - 11:05 p.m.
IAD
-
YQT
6h 35m1 stop
United Airlines Logo
5:00 a.m. - 9:17 p.m.
YQT
-
IAD
16h 17m2 stops
C$ 1,123United Airlines
Tue, 6 Jan - Thu, 15 Jan
United Airlines Logo
5:15 p.m. - 11:05 p.m.
IAD
-
YQT
29h 50m2 stops
United Airlines Logo
5:00 a.m. - 9:17 p.m.
YQT
-
IAD
16h 17m2 stops
C$ 1,157United Airlines
Tue, 6 Jan - Thu, 15 Jan
WestJet Logo
7:00 a.m. - 3:10 p.m.
IAD
-
YQT
32h 10m2 stops
WestJet Logo
3:45 p.m. - 11:57 p.m.
YQT
-
IAD
32h 12m2 stops
C$ 1,761WestJet
Tue, 6 Jan - Thu, 15 Jan

Air Canada flights from Washington, D.C. to Thunder Bay

Our best Air Canada deals on Washington, D.C. to Thunder Bay flight tickets
Air Canada
15 Jan
IAD4:30 p.m.Washington, D.C. Dulles Intl
7h 20m
1 stop
YQT11:50 p.m.Thunder Bay
17 Jan
YQT5:00 a.m.Thunder Bay
10h 46m
1 stop
IAD3:46 p.m.Washington, D.C. Dulles Intl
C$ 685
Find similar
Air Canada
15 Jan
IAD4:30 p.m.Washington, D.C. Dulles Intl
7h 20m
1 stop
YQT11:50 p.m.Thunder Bay
17 Jan
YQT5:00 a.m.Thunder Bay
15h 54m
2 stops
IAD8:54 p.m.Washington, D.C. Dulles Intl
C$ 696
Find similar
Air Canada
15 Jan
IAD9:45 a.m.Washington, D.C. Dulles Intl
14h 05m
2 stops
YQT11:50 p.m.Thunder Bay
17 Jan
YQT5:00 a.m.Thunder Bay
15h 54m
2 stops
IAD8:54 p.m.Washington, D.C. Dulles Intl
C$ 740
Find similar

United Airlines flights from Washington, D.C. to Thunder Bay

Our best United Airlines deals on Washington, D.C. to Thunder Bay flight tickets
United Airlines
6 Jan
IAD4:30 p.m.Washington, D.C. Dulles Intl
6h 35m
1 stop
YQT11:05 p.m.Thunder Bay
15 Jan
YQT5:00 a.m.Thunder Bay
16h 17m
2 stops
IAD9:17 p.m.Washington, D.C. Dulles Intl
C$ 1,123
Find similar
United Airlines
6 Jan
IAD5:15 p.m.Washington, D.C. Dulles Intl
29h 50m
2 stops
YQT11:05 p.m.Thunder Bay
15 Jan
YQT5:00 a.m.Thunder Bay
16h 17m
2 stops
IAD9:17 p.m.Washington, D.C. Dulles Intl
C$ 1,157
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, momondo users made 96,600 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from Washington, D.C. to Thunder Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Thu 15/1

4:30 p.m.-11:50 p.m.

1 stop7h 20m

Thunder Bay

Sat 17/1

5:00 a.m.-3:46 p.m.

1 stop10h 46m

C$ 685

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Thu 15/1

4:30 p.m.-11:50 p.m.

1 stop7h 20m

Thunder Bay

Sat 17/1

5:00 a.m.-8:54 p.m.

2 stops15h 54m

C$ 696

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Thu 15/1

9:45 a.m.-11:50 p.m.

2 stops14h 05m

Thunder Bay

Sat 17/1

5:00 a.m.-8:54 p.m.

2 stops15h 54m

C$ 740

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Thu 22/1

4:30 p.m.-11:55 p.m.

1 stop7h 25m

Thunder Bay

Mon 26/1

11:05 a.m.-3:46 p.m.

1 stop4h 41m

C$ 791

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Thu 22/1

12:35 p.m.-6:30 p.m.

1 stop5h 55m

Thunder Bay

Mon 26/1

11:05 a.m.-9:25 p.m.

2 stops10h 20m

C$ 800

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Thu 22/1

1:15 p.m.-11:55 p.m.

2 stops10h 40m

Thunder Bay

Mon 26/1

11:05 a.m.-9:25 p.m.

2 stops10h 20m

C$ 813

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Tue 6/1

9:00 a.m.-6:40 p.m.

1 stop9h 40m

Thunder Bay

Thu 15/1

7:30 p.m.-3:46 p.m.

1 stop20h 16m

C$ 846

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Tue 6/1

4:30 p.m.-11:05 p.m.

1 stop6h 35m

Thunder Bay

Thu 15/1

5:00 a.m.-9:17 p.m.

2 stops16h 17m

C$ 1,123

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Tue 6/1

5:15 p.m.-11:05 p.m.

2 stops29h 50m

Thunder Bay

Thu 15/1

5:00 a.m.-9:17 p.m.

2 stops16h 17m

C$ 1,157

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Tue 6/1

7:00 a.m.-3:10 p.m.

2 stops32h 10m

Thunder Bay

Thu 15/1

3:45 p.m.-11:57 p.m.

2 stops32h 12m

C$ 1,761

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Washington, D.C. to Thunder Bay

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

Cheap Washington, D.C. to Thunder Bay (WAS to YQT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Thunder Bay

Fastest flight time

5h 55m

Direct flights

None
The fastest flight from Washington, D.C. to Thunder Bay takes 5h 55m
There are no direct flights from Washington, D.C. to Thunder Bay. There are no popular flight routes from Washington, D.C. to Thunder Bay.
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  • How far is Washington, D.C. to Thunder Bay by plane?

    A flight from Washington, D.C. to Thunder Bay will travel around 1436.5 km. A reasonable flight in good conditions will take 5h 55m.

  • When did momondo last update prices for flights from Washington, D.C. to Thunder Bay Airport?

    Prices for flights from Washington, D.C. to Thunder Bay Airport refresh daily.

  • How old do you have to be to fly from Washington, D.C. to Thunder Bay Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Thunder Bay Airport.

  • What documentation or ID do you need to fly to Thunder Bay Airport?

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

  • How do I get Price Alerts for flights from Washington, D.C. to Thunder Bay?

    Confirm your travel details to search for the latest offers for flights from Washington, D.C. to Thunder Bay. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Washington, D.C. to Thunder Bay with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Thunder Bay flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Thunder Bay that suits you.

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

Flights from Washington, D.C. to Thunder Bay with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Thunder Bay?

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 Washington, D.C. to Thunder Bay.

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

Of course. momondo tracks the price of Washington, D.C. to Thunder Bay flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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