Cheap flights from Washington, D.C. to Thunder Bay from C$ 516

This is the cheapest round-trip 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 1/5. 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.
Multiple Airlines Logo
11:30 a.m. - 8:55 a.m.
IAD
-
YQT
21h 25m
1 stop
Multiple Airlines Logo
10:10 a.m. - 10:46 a.m.
YQT
-
IAD
24h 36m
1 stop
C$ 516Multiple Airlines
Fri, 1 May - Thu, 7 May
Multiple Airlines Logo
3:45 p.m. - 8:55 a.m.
IAD
-
YQT
17h 10m
2 stops
Multiple Airlines Logo
10:10 a.m. - 8:29 p.m.
YQT
-
IAD
10h 19m
1 stop
C$ 602Multiple Airlines
Fri, 1 May - Thu, 7 May
Porter Airlines Logo
11:30 a.m. - 12:40 p.m.
IAD
-
YQT
25h 10m
1 stop
Porter Airlines Logo
5:40 p.m. - 3:21 p.m.
YQT
-
IAD
21h 41m
1 stop
C$ 681Porter Airlines
Tue, 5 May - Tue, 12 May
Porter Airlines Logo
11:30 a.m. - 5:00 p.m.
IAD
-
YQT
5h 30m
1 stop
Porter Airlines Logo
11:35 a.m. - 3:21 p.m.
YQT
-
IAD
27h 46m
2 stops
C$ 688Porter Airlines
Tue, 5 May - Tue, 12 May
Porter Airlines Logo
11:30 a.m. - 9:45 p.m.
IAD
-
YQT
10h 15m
1 stop
Porter Airlines Logo
6:00 a.m. - 10:46 a.m.
YQT
-
IAD
4h 46m
1 stop
C$ 703Porter Airlines
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
11:30 a.m. - 7:20 p.m.
IAD
-
YQT
7h 50m
1 stop
Multiple Airlines Logo
7:50 p.m. - 11:09 p.m.
YQT
-
IAD
27h 19m
2 stops
C$ 732Multiple Airlines
Mon, 4 May - Fri, 8 May
Porter Airlines Logo
11:30 a.m. - 7:20 p.m.
IAD
-
YQT
7h 50m
1 stop
Porter Airlines Logo
11:35 a.m. - 10:46 a.m.
YQT
-
IAD
23h 11m
2 stops
C$ 736Porter Airlines
Sat, 9 May - Sat, 16 May
Porter Airlines Logo
11:30 a.m. - 7:20 p.m.
IAD
-
YQT
7h 50m
1 stop
Porter Airlines Logo
8:15 a.m. - 3:21 p.m.
YQT
-
IAD
7h 06m
1 stop
C$ 737Porter Airlines
Mon, 4 May - Fri, 8 May
Multiple Airlines Logo
9:45 a.m. - 5:20 p.m.
IAD
-
YQT
7h 35m
2 stops
Multiple Airlines Logo
6:00 a.m. - 10:46 a.m.
YQT
-
IAD
4h 46m
1 stop
C$ 740Multiple Airlines
Tue, 5 May - Tue, 12 May
Porter Airlines Logo
11:30 a.m. - 7:20 p.m.
IAD
-
YQT
7h 50m
1 stop
Porter Airlines Logo
8:15 a.m. - 10:46 a.m.
YQT
-
IAD
26h 31m
1 stop
C$ 745Porter Airlines
Sat, 9 May - Sat, 16 May

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

Our best Porter Airlines deals on Washington, D.C. to Thunder Bay flight tickets
Porter Airlines
5 May
IAD11:30 a.m.Washington, D.C. Dulles Intl
25h 10m
1 stop
YQT12:40 p.m.Thunder Bay
12 May
YQT5:40 p.m.Thunder Bay
21h 41m
1 stop
IAD3:21 p.m.Washington, D.C. Dulles Intl
C$ 681
Porter Airlines
5 May
IAD11:30 a.m.Washington, D.C. Dulles Intl
5h 30m
1 stop
YQT5:00 p.m.Thunder Bay
12 May
YQT11:35 a.m.Thunder Bay
27h 46m
2 stops
IAD3:21 p.m.Washington, D.C. Dulles Intl
C$ 688
Porter Airlines
5 May
IAD11:30 a.m.Washington, D.C. Dulles Intl
10h 15m
1 stop
YQT9:45 p.m.Thunder Bay
12 May
YQT6:00 a.m.Thunder Bay
4h 46m
1 stop
IAD10:46 a.m.Washington, D.C. Dulles Intl
C$ 703

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
3 Jun
IAD4:05 p.m.Washington, D.C. Dulles Intl
7h 10m
1 stop
YQT11:15 p.m.Thunder Bay
4 Jun
YQT5:10 a.m.Thunder Bay
9h 53m
2 stops
IAD3:03 p.m.Washington, D.C. Dulles Intl
C$ 888
Air Canada
3 Jun
IAD4:05 p.m.Washington, D.C. Dulles Intl
7h 10m
1 stop
YQT11:15 p.m.Thunder Bay
4 Jun
YQT5:10 a.m.Thunder Bay
9h 53m
2 stops
IAD3:03 p.m.Washington, D.C. Dulles Intl
C$ 890
Air Canada
3 Jun
IAD9:45 a.m.Washington, D.C. Dulles Intl
7h 35m
2 stops
YQT5:20 p.m.Thunder Bay
4 Jun
YQT5:10 a.m.Thunder Bay
9h 53m
2 stops
IAD3:03 p.m.Washington, D.C. Dulles Intl
C$ 901

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 25 March 2026.
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

Cheapest round-trip

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Fri 1/5

11:30 a.m.-8:55 a.m.

1 stop21h 25m

Thunder Bay

Thu 7/5

10:10 a.m.-10:46 a.m.

1 stop24h 36m

C$ 516

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Fri 1/5

3:45 p.m.-8:55 a.m.

2 stops17h 10m

Thunder Bay

Thu 7/5

10:10 a.m.-8:29 p.m.

1 stop10h 19m

C$ 602

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Tue 5/5

11:30 a.m.-12:40 p.m.

1 stop25h 10m

Thunder Bay

Tue 12/5

5:40 p.m.-3:21 p.m.

1 stop21h 41m

C$ 681

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Tue 5/5

11:30 a.m.-5:00 p.m.

1 stop5h 30m

Thunder Bay

Tue 12/5

11:35 a.m.-3:21 p.m.

2 stops27h 46m

C$ 688

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Tue 5/5

11:30 a.m.-9:45 p.m.

1 stop10h 15m

Thunder Bay

Tue 12/5

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

1 stop4h 46m

C$ 703

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Mon 4/5

11:30 a.m.-7:20 p.m.

1 stop7h 50m

Thunder Bay

Fri 8/5

7:50 p.m.-11:09 p.m.

2 stops27h 19m

C$ 732

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 9/5

11:30 a.m.-7:20 p.m.

1 stop7h 50m

Thunder Bay

Sat 16/5

11:35 a.m.-10:46 a.m.

2 stops23h 11m

C$ 736

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Mon 4/5

11:30 a.m.-7:20 p.m.

1 stop7h 50m

Thunder Bay

Fri 8/5

8:15 a.m.-3:21 p.m.

1 stop7h 06m

C$ 737
Quickest round-trip

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Tue 5/5

9:45 a.m.-5:20 p.m.

2 stops7h 35m

Thunder Bay

Tue 12/5

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

1 stop4h 46m

C$ 740

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 9/5

11:30 a.m.-7:20 p.m.

1 stop7h 50m

Thunder Bay

Sat 16/5

8:15 a.m.-10:46 a.m.

1 stop26h 31m

C$ 745

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 40m

Direct flights

None
The fastest flight from Washington, D.C. to Thunder Bay takes 5h 40m
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.
  • 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 40m.

  • 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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1 adult
Fri 24/4
Fri 1/5

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