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Cheap flights from Washington, D.C. to Thunder Bay from $500

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 5/21. 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

Enter your travel dates to find the best prices.
Porter Airlines Logo
4:05 pm - 9:45 pm
IAD
-
YQT
5h 40m
1 stop
Porter Airlines Logo
6:00 am - 10:46 am
YQT
-
IAD
4h 46m
1 stop
$500Porter Airlines
Thu, May 21 - Thu, May 28
Porter Airlines Logo
4:05 pm - 9:45 pm
IAD
-
YQT
5h 40m
1 stop
Porter Airlines Logo
8:15 am - 3:21 pm
YQT
-
IAD
7h 06m
1 stop
$576Porter Airlines
Mon, Jun 8 - Wed, Jun 10
Air Canada Logo
11:00 am - 5:20 pm
DCA
-
YQT
6h 20m
1 stop
Air Canada Logo
11:40 am - 6:13 pm
YQT
-
DCA
6h 33m
1 stop
$581Air Canada
Tue, May 5 - Sat, May 9
Air Canada Logo
6:55 pm - 11:45 pm
DCA
-
YQT
4h 50m
1 stop
Air Canada Logo
11:55 am - 6:13 pm
YQT
-
DCA
6h 18m
1 stop
$582Air Canada
Sat, May 30 - Tue, Jun 2
Air Canada Logo
11:00 am - 5:20 pm
DCA
-
YQT
6h 20m
1 stop
Air Canada Logo
5:05 am - 12:01 pm
YQT
-
DCA
6h 56m
2 stops
$587Air Canada
Tue, May 5 - Sat, May 9
Air Canada Logo
4:05 pm - 11:15 pm
IAD
-
YQT
7h 10m
1 stop
Air Canada Logo
5:10 am - 3:03 pm
YQT
-
IAD
9h 53m
2 stops
$590Air Canada
Wed, Jun 3 - Fri, Jun 5
Air Canada Logo
6:00 am - 5:20 pm
DCA
-
YQT
11h 20m
2 stops
Air Canada Logo
5:05 am - 12:01 pm
YQT
-
DCA
6h 56m
2 stops
$595Air Canada
Tue, May 5 - Sat, May 9
United Airlines Logo
6:59 am - 5:20 pm
DCA
-
YQT
10h 21m
1 stop
United Airlines Logo
5:10 am - 3:52 pm
YQT
-
DCA
10h 42m
2 stops
$779United Airlines
Thu, May 21 - Thu, May 28
United Airlines Logo
6:15 am - 11:15 pm
BWI
-
YQT
17h 00m
2 stops
United Airlines Logo
5:10 am - 5:01 pm
YQT
-
BWI
11h 51m
2 stops
$856United Airlines
Thu, Jun 4 - Sat, Jun 6
WestJet Logo
6:20 am - 7:00 pm
BWI
-
YQT
36h 40m
2 stops
WestJet Logo
7:20 pm - 11:13 pm
YQT
-
BWI
27h 53m
2 stops
$1,000WestJet
Sun, Jul 26 - Tue, Aug 4

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
May 21
IAD4:05 pmWashington, D.C. Dulles Intl
5h 40m
1 stop
YQT9:45 pmThunder Bay
May 28
YQT6:00 amThunder Bay
4h 46m
1 stop
IAD10:46 amWashington, D.C. Dulles Intl
$500
Porter Airlines
Jun 8
IAD4:05 pmWashington, D.C. Dulles Intl
5h 40m
1 stop
YQT9:45 pmThunder Bay
Jun 10
YQT8:15 amThunder Bay
7h 06m
1 stop
IAD3:21 pmWashington, D.C. Dulles Intl
$576
Porter Airlines
Jul 26
IAD4:00 pmWashington, D.C. Dulles Intl
5h 45m
1 stop
YQT9:45 pmThunder Bay
Aug 4
YQT11:35 amThunder Bay
23h 11m
2 stops
IAD10:46 amWashington, D.C. Dulles Intl
$600

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
May 21
DCA6:59 amWashington, D.C. Reagan-National
10h 21m
1 stop
YQT5:20 pmThunder Bay
May 28
YQT5:10 amThunder Bay
10h 42m
2 stops
DCA3:52 pmWashington, D.C. Reagan-National
$779
United Airlines
May 21
IAD10:05 pmWashington, D.C. Dulles Intl
25h 10m
2 stops
YQT11:15 pmThunder Bay
May 28
YQT5:10 amThunder Bay
8h 58m
2 stops
IAD2:08 pmWashington, D.C. Dulles Intl
$788
United Airlines
Jul 26
DCA11:00 amWashington, D.C. Reagan-National
11h 49m
1 stop
YQT10:49 pmThunder Bay
Aug 4
YQT5:05 amThunder Bay
13h 07m
2 stops
DCA6:12 pmWashington, D.C. Reagan-National
$798

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 April 7, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Thunder Bay that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Thu 5/21

4:05 pm-9:45 pm

1 stop5h 40m

Thunder Bay

Thu 5/28

6:00 am-10:46 am

1 stop4h 46m

$500

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Mon 6/8

4:05 pm-9:45 pm

1 stop5h 40m

Thunder Bay

Wed 6/10

8:15 am-3:21 pm

1 stop7h 06m

$576

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Tue 5/5

11:00 am-5:20 pm

1 stop6h 20m

Thunder Bay

Sat 5/9

11:40 am-6:13 pm

1 stop6h 33m

$581

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Sat 5/30

6:55 pm-11:45 pm

1 stop4h 50m

Thunder Bay

Tue 6/2

11:55 am-6:13 pm

1 stop6h 18m

$582

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Tue 5/5

11:00 am-5:20 pm

1 stop6h 20m

Thunder Bay

Sat 5/9

5:05 am-12:01 pm

2 stops6h 56m

$587

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Wed 6/3

4:05 pm-11:15 pm

1 stop7h 10m

Thunder Bay

Fri 6/5

5:10 am-3:03 pm

2 stops9h 53m

$590

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Tue 5/5

6:00 am-5:20 pm

2 stops11h 20m

Thunder Bay

Sat 5/9

5:05 am-12:01 pm

2 stops6h 56m

$595

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Thu 5/21

6:59 am-5:20 pm

1 stop10h 21m

Thunder Bay

Thu 5/28

5:10 am-3:52 pm

2 stops10h 42m

$779

BaltimoreThunder Bay

BWI - YQT

BWIYQT

Baltimore/Washington

Thu 6/4

6:15 am-11:15 pm

2 stops17h 00m

Thunder Bay

Sat 6/6

5:10 am-5:01 pm

2 stops11h 51m

$856

BaltimoreThunder Bay

BWI - YQT

BWIYQT

Baltimore/Washington

Sun 7/26

6:20 am-7:00 pm

2 stops36h 40m

Thunder Bay

Tue 8/4

7:20 pm-11:13 pm

2 stops27h 53m

$1,000

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

How long does it take to fly to Thunder Bay?

The flight from Washington, D.C. to Thunder Bay depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Washington, D.C. (a popular airport in Washington, D.C.) to Thunder Bay (the most popular airport in Thunder Bay), then the flight time is 8h 44m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Thunder Bay, then the average flight time is 11h 05m.

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.
Search flight deals

Frequently asked questions about flying from Washington, D.C. to Thunder Bay

  • 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 5h 40m, 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 $190Free CancellationRating
8.0
431 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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