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Cheap flights from Washington, D.C. to Thunder Bay from $281

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 12/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to Thunder Bay

Cheap round-trip flights

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Air Canada Logo
4:30 pm - 11:05 pmIAD-YQT
6h 35m1 stop
Air Canada Logo
5:00 am - 3:46 pmYQT-IAD
10h 46m1 stop
$485Air Canada
Find Deal
Wed, Jan 7 - Sun, Jan 11
Air Canada Logo
4:30 pm - 11:05 pmIAD-YQT
6h 35m1 stop
Air Canada Logo
5:00 am - 8:54 pmYQT-IAD
15h 54m2 stops
$490Air Canada
Find Deal
Wed, Jan 7 - Sun, Jan 11
Air Canada Logo
9:45 am - 6:30 pmIAD-YQT
8h 45m2 stops
Air Canada Logo
5:00 am - 8:54 pmYQT-IAD
15h 54m2 stops
$495Air Canada
Find Deal
Wed, Jan 7 - Sun, Jan 11
Air Canada Logo
12:55 pm - 11:05 pmDCA-YQT
10h 10m2 stops
Air Canada Logo
5:00 am - 3:31 pmYQT-DCA
10h 31m2 stops
$588Air Canada
Find Deal
Wed, Jan 7 - Sun, Jan 11
Porter Airlines Logo
11:35 am - 9:24 pmIAD-YQT
9h 49m2 stops
Porter Airlines Logo
4:15 pm - 10:19 amYQT-IAD
18h 04m1 stop
$591Porter Airlines
Find Deal
Wed, Jan 7 - Sun, Jan 11
Porter Airlines Logo
11:35 am - 9:24 pmIAD-YQT
9h 49m2 stops
Porter Airlines Logo
11:50 am - 10:19 amYQT-IAD
22h 29m2 stops
$596Porter Airlines
Find Deal
Wed, Jan 7 - Sun, Jan 11
Air Canada Logo
12:55 pm - 11:05 pmDCA-YQT
10h 10m2 stops
Air Canada Logo
5:00 am - 6:05 pmYQT-DCA
13h 05m1 stop
$602Air Canada
Find Deal
Wed, Jan 7 - Sun, Jan 11
Air Canada Logo
9:40 am - 11:05 pmDCA-YQT
13h 25m1 stop
Air Canada Logo
5:00 am - 6:05 pmYQT-DCA
13h 05m1 stop
$620Air Canada
Find Deal
Wed, Jan 7 - Sun, Jan 11
United Airlines Logo
10:05 am - 11:05 pmBWI-YQT
13h 00m2 stops
United Airlines Logo
5:00 am - 9:21 pmYQT-BWI
16h 21m2 stops
$784United Airlines
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Wed, Jan 7 - Sun, Jan 11
United Airlines Logo
10:05 am - 11:05 pmBWI-YQT
13h 00m2 stops
United Airlines Logo
5:00 am - 2:11 pmYQT-BWI
33h 11m3 stops
$893United Airlines
Find Deal
Wed, Jan 7 - Sun, Jan 11

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
Jan 7
IAD4:30 pmWashington, D.C. Dulles Intl
6h 35m
1 stop
YQT11:05 pmThunder Bay
Jan 11
YQT5:00 amThunder Bay
10h 46m
1 stop
IAD3:46 pmWashington, D.C. Dulles Intl
$485
Find similar
Air Canada
Jan 7
IAD4:30 pmWashington, D.C. Dulles Intl
6h 35m
1 stop
YQT11:05 pmThunder Bay
Jan 11
YQT5:00 amThunder Bay
15h 54m
2 stops
IAD8:54 pmWashington, D.C. Dulles Intl
$490
Find similar
Air Canada
Jan 7
IAD9:45 amWashington, D.C. Dulles Intl
8h 45m
2 stops
YQT6:30 pmThunder Bay
Jan 11
YQT5:00 amThunder Bay
15h 54m
2 stops
IAD8:54 pmWashington, D.C. Dulles Intl
$495
Find similar

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
Jan 7
IAD11:35 amWashington, D.C. Dulles Intl
9h 49m
2 stops
YQT9:24 pmThunder Bay
Jan 11
YQT4:15 pmThunder Bay
18h 04m
1 stop
IAD10:19 amWashington, D.C. Dulles Intl
$591
Find similar
Porter Airlines
Jan 7
IAD11:35 amWashington, D.C. Dulles Intl
9h 49m
2 stops
YQT9:24 pmThunder Bay
Jan 11
YQT11:50 amThunder Bay
22h 29m
2 stops
IAD10:19 amWashington, D.C. Dulles Intl
$596
Find similar
Porter Airlines
Nov 29
IAD1:45 pmWashington, D.C. Dulles Intl
5h 57m
1 stop
YQT7:42 pmThunder Bay
Dec 6
YQT8:00 amThunder Bay
4h 29m
1 stop
IAD12:29 pmWashington, D.C. Dulles Intl
$774
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 832,500 searches. Data last updated November 22, 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

Wed 1/7

4:30 pm-11:05 pm

1 stop6h 35m

Thunder Bay

Sun 1/11

5:00 am-3:46 pm

1 stop10h 46m

$485

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Wed 1/7

4:30 pm-11:05 pm

1 stop6h 35m

Thunder Bay

Sun 1/11

5:00 am-8:54 pm

2 stops15h 54m

$490

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Wed 1/7

9:45 am-6:30 pm

2 stops8h 45m

Thunder Bay

Sun 1/11

5:00 am-8:54 pm

2 stops15h 54m

$495

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Wed 1/7

12:55 pm-11:05 pm

2 stops10h 10m

Thunder Bay

Sun 1/11

5:00 am-3:31 pm

2 stops10h 31m

$588

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Wed 1/7

11:35 am-9:24 pm

2 stops9h 49m

Thunder Bay

Sun 1/11

4:15 pm-10:19 am

1 stop18h 04m

$591

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Wed 1/7

11:35 am-9:24 pm

2 stops9h 49m

Thunder Bay

Sun 1/11

11:50 am-10:19 am

2 stops22h 29m

$596

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Wed 1/7

12:55 pm-11:05 pm

2 stops10h 10m

Thunder Bay

Sun 1/11

5:00 am-6:05 pm

1 stop13h 05m

$602

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Wed 1/7

9:40 am-11:05 pm

1 stop13h 25m

Thunder Bay

Sun 1/11

5:00 am-6:05 pm

1 stop13h 05m

$620

BaltimoreThunder Bay

BWI - YQT

BWIYQT

Baltimore/Washington

Wed 1/7

10:05 am-11:05 pm

2 stops13h 00m

Thunder Bay

Sun 1/11

5:00 am-9:21 pm

2 stops16h 21m

$784

BaltimoreThunder Bay

BWI - YQT

BWIYQT

Baltimore/Washington

Wed 1/7

10:05 am-11:05 pm

2 stops13h 00m

Thunder Bay

Sun 1/11

5:00 am-2:11 pm

3 stops33h 11m

$893

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Thunder Bay from

How to get the cheapest flight ticket from Washington, D.C. to Thunder Bay

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Thunder Bay?

The cheapest day to depart from Washington, D.C. to Thunder Bay is on a Friday when prices can be found for as low as $388. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Thunder Bay on Tuesday is $543.

What is the cheapest time of day to depart on your flight to Thunder Bay?

According to our data, the cheapest time of day to fly to Thunder Bay is in the morning. momondo users have found flights departing from Washington, D.C. to Thunder Bay in the morning for as low as $388. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Thunder Bay are more costly at noon, with an average ticket price of $477. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights

None
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?

    The distance between Washington, D.C. and Thunder Bay is about 892.6 mi. Flights usually cover this in 6h 35m, depending on flying conditions and air traffic around both airports.

  • 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 were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to Thunder Bay Airport?

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 required travel and health documents for your Thunder Bay Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Thunder Bay Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Washington, D.C. to Thunder Bay

Compare and see reviews for airlines that fly from Washington, D.C. to Thunder Bay with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $385Free CancellationRating
8.0
393 reviews
Search Porter Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Thunder Bay for you.

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

Yes. All flights to Thunder Bay from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Thunder Bay from Washington, D.C..

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

Yes. momondo can track prices for Washington, D.C. to Thunder Bay flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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