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Cheap flights from Washington, D.C. Dulles Intl Airport to Thunder Bay from $503

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. Dulles Intl Airport to Thunder Bay departing on 4/10. 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. Dulles Intl Airport to Thunder Bay

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
6:00 pm - 9:47 am
IAD
-
YQT
15h 47m
1 stop
Porter Airlines Logo
10:30 am - 5:14 pm
YQT
-
IAD
6h 44m
1 stop
$503Porter Airlines
Fri, Apr 10 - Fri, Apr 17
Porter Airlines Logo
11:30 am - 5:00 pm
IAD
-
YQT
5h 30m
1 stop
Porter Airlines Logo
8:15 am - 3:16 pm
YQT
-
IAD
7h 01m
1 stop
$508Porter Airlines
Thu, Jul 23 - Sun, Jul 26
Air Canada Logo
4:30 pm - 10:59 pm
IAD
-
YQT
6h 29m
1 stop
Air Canada Logo
11:10 am - 3:39 pm
YQT
-
IAD
4h 29m
1 stop
$524Air Canada
Sat, Apr 11 - Tue, Apr 14
Air Canada Logo
9:55 am - 6:35 pm
IAD
-
YQT
8h 40m
2 stops
Air Canada Logo
11:10 am - 3:39 pm
YQT
-
IAD
4h 29m
1 stop
$533Air Canada
Sat, Apr 11 - Tue, Apr 14
Porter Airlines Logo
6:00 pm - 9:22 pm
IAD
-
YQT
27h 22m
2 stops
Porter Airlines Logo
8:00 am - 5:14 pm
YQT
-
IAD
9h 14m
1 stop
$557Porter Airlines
Fri, Apr 10 - Fri, Apr 17
Air Canada Logo
9:55 am - 6:35 pm
IAD
-
YQT
8h 40m
2 stops
Air Canada Logo
5:00 am - 7:40 pm
YQT
-
IAD
14h 40m
2 stops
$566Air Canada
Sat, Apr 11 - Tue, Apr 14
Air Canada Logo
4:30 pm - 10:59 pm
IAD
-
YQT
6h 29m
1 stop
Air Canada Logo
11:10 am - 3:39 pm
YQT
-
IAD
4h 29m
1 stop
$573Air Canada
Sat, Apr 11 - Tue, Apr 14
Air Canada Logo
9:55 am - 6:35 pm
IAD
-
YQT
8h 40m
2 stops
Air Canada Logo
11:10 am - 3:39 pm
YQT
-
IAD
4h 29m
1 stop
$582Air Canada
Sat, Apr 11 - Tue, Apr 14
Air Canada Logo
9:55 am - 6:35 pm
IAD
-
YQT
8h 40m
2 stops
Air Canada Logo
5:00 am - 7:40 pm
YQT
-
IAD
14h 40m
2 stops
$615Air Canada
Sat, Apr 11 - Tue, Apr 14
Air Canada Logo
9:55 am - 6:35 pm
IAD
-
YQT
8h 40m
2 stops
Air Canada Logo
5:00 am - 7:40 pm
YQT
-
IAD
14h 40m
2 stops
$616Air Canada
Sat, Apr 11 - Tue, Apr 14

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

Our best Porter Airlines deals on Washington, D.C. Dulles Intl Airport to Thunder Bay flight tickets
Porter Airlines
Apr 10
IAD6:00 pmWashington, D.C. Dulles Intl
15h 47m
1 stop
YQT9:47 amThunder Bay
Apr 17
YQT10:30 amThunder Bay
6h 44m
1 stop
IAD5:14 pmWashington, D.C. Dulles Intl
$503
Porter Airlines
Jul 23
IAD11:30 amWashington, D.C. Dulles Intl
5h 30m
1 stop
YQT5:00 pmThunder Bay
Jul 26
YQT8:15 amThunder Bay
7h 01m
1 stop
IAD3:16 pmWashington, D.C. Dulles Intl
$508
Porter Airlines
Apr 10
IAD6:00 pmWashington, D.C. Dulles Intl
27h 22m
2 stops
YQT9:22 pmThunder Bay
Apr 17
YQT8:00 amThunder Bay
9h 14m
1 stop
IAD5:14 pmWashington, D.C. Dulles Intl
$557

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Thunder Bay flight tickets
United Airlines
Apr 10
IAD8:20 amWashington, D.C. Dulles Intl
14h 39m
2 stops
YQT10:59 pmThunder Bay
Apr 17
YQT5:00 amThunder Bay
14h 23m
2 stops
IAD7:23 pmWashington, D.C. Dulles Intl
$646
United Airlines
Jul 23
IAD4:25 pmWashington, D.C. Dulles Intl
6h 24m
1 stop
YQT10:49 pmThunder Bay
Jul 26
YQT11:25 amThunder Bay
11h 54m
2 stops
IAD11:19 pmWashington, D.C. Dulles Intl
$686
United Airlines
Jul 23
IAD6:33 amWashington, D.C. Dulles Intl
10h 51m
2 stops
YQT5:24 pmThunder Bay
Jul 26
YQT11:25 amThunder Bay
11h 54m
2 stops
IAD11:19 pmWashington, D.C. Dulles Intl
$695

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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 February 24, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport 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

Fri 4/10

6:00 pm-9:47 am

1 stop15h 47m

Thunder Bay

Fri 4/17

10:30 am-5:14 pm

1 stop6h 44m

$503

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Thu 7/23

11:30 am-5:00 pm

1 stop5h 30m

Thunder Bay

Sun 7/26

8:15 am-3:16 pm

1 stop7h 01m

$508

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 4/11

4:30 pm-10:59 pm

1 stop6h 29m

Thunder Bay

Tue 4/14

11:10 am-3:39 pm

1 stop4h 29m

$524

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 4/11

9:55 am-6:35 pm

2 stops8h 40m

Thunder Bay

Tue 4/14

11:10 am-3:39 pm

1 stop4h 29m

$533

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Fri 4/10

6:00 pm-9:22 pm

2 stops27h 22m

Thunder Bay

Fri 4/17

8:00 am-5:14 pm

1 stop9h 14m

$557

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 4/11

9:55 am-6:35 pm

2 stops8h 40m

Thunder Bay

Tue 4/14

5:00 am-7:40 pm

2 stops14h 40m

$566

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 4/11

4:30 pm-10:59 pm

1 stop6h 29m

Thunder Bay

Tue 4/14

11:10 am-3:39 pm

1 stop4h 29m

$573

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 4/11

9:55 am-6:35 pm

2 stops8h 40m

Thunder Bay

Tue 4/14

11:10 am-3:39 pm

1 stop4h 29m

$582

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 4/11

9:55 am-6:35 pm

2 stops8h 40m

Thunder Bay

Tue 4/14

5:00 am-7:40 pm

2 stops14h 40m

$615

Washington, D.C.Thunder Bay

IAD - YQT

IADYQT

Washington, D.C. Dulles Intl

Sat 4/11

9:55 am-6:35 pm

2 stops8h 40m

Thunder Bay

Tue 4/14

5:00 am-7:40 pm

2 stops14h 40m

$616

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Washington, D.C. Dulles Intl Airport to Thunder Bay

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Thunder Bay (IAD to YQT) flight deals and tips

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

Fastest flight time

5h 30m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Thunder Bay takes 5h 30m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Thunder Bay. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Thunder Bay.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Thunder Bay by plane?

    Thunder Bay is 876.4 mi away from Washington, D.C. Dulles Intl. By plane, this route typically takes 5h 30m.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Thunder Bay Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport 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.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Thunder Bay?

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Thunder Bay with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $190Free CancellationRating
8.0
419 reviews
Search Porter Airlines flights

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

    Price Alerts will notify you by email when the price for flights to Thunder Bay from Washington, D.C. Dulles Intl Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

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

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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?

Yes. momondo enables you to select and highlight flights to Thunder Bay from Washington, D.C. with this policy.

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

Once all potential Washington, D.C. to Thunder Bay flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Thunder Bay, momondo offers a useful price alert feature which will track prices for flights to Thunder Bay from Washington, D.C. and alert you when they change.

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