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Cheap flights from Washington, D.C. Reagan-National Airport to Thunder Bay from $339

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. Reagan-National Airport to Thunder Bay departing on 8/15. 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. Reagan-National Airport to Thunder Bay

Cheap round-trip flights

Air Canada Logo
11:00 am - 3:48 pmDCA-YQT
4h 48m1 stop
Air Canada Logo
5:00 pm - 10:34 pmYQT-DCA
5h 34m1 stop
$481Air Canada
Find Deal
Tue, Aug 26 - Tue, Sep 2
Air Canada Logo
6:00 am - 3:48 pmDCA-YQT
9h 48m2 stops
Air Canada Logo
5:00 pm - 10:34 pmYQT-DCA
5h 34m1 stop
$486Air Canada
Find Deal
Tue, Aug 26 - Tue, Sep 2
Air Canada Logo
6:00 am - 3:48 pmDCA-YQT
9h 48m2 stops
Air Canada Logo
11:00 am - 9:51 pmYQT-DCA
10h 51m2 stops
$492Air Canada
Find Deal
Tue, Aug 26 - Tue, Sep 2
Air Canada Logo
11:00 am - 3:48 pmDCA-YQT
4h 48m1 stop
Air Canada Logo
5:00 pm - 10:27 pmYQT-DCA
5h 27m1 stop
$526Air Canada
Find Deal
Mon, Aug 25 - Thu, Aug 28
Air Canada Logo
11:00 am - 3:48 pmDCA-YQT
4h 48m1 stop
Air Canada Logo
5:15 am - 3:51 pmYQT-DCA
10h 36m2 stops
$531Air Canada
Find Deal
Tue, Aug 26 - Tue, Sep 2
Air Canada Logo
9:40 am - 10:48 pmDCA-YQT
13h 08m2 stops
Air Canada Logo
5:15 am - 3:51 pmYQT-DCA
10h 36m2 stops
$561Air Canada
Find Deal
Tue, Aug 26 - Tue, Sep 2
United Airlines Logo
11:00 am - 3:48 pmDCA-YQT
4h 48m1 stop
United Airlines Logo
11:10 am - 6:02 pmYQT-DCA
6h 52m1 stop
$645United Airlines
Find Deal
Mon, Aug 25 - Wed, Aug 27
Logo
11:00 am - 3:48 pmDCA-YQT
4h 48m1 stop
Logo
5:15 am - 12:03 pmYQT-DCA
6h 48m2 stops
$650
Find Deal
Mon, Aug 25 - Wed, Aug 27
United Airlines Logo
1:00 pm - 10:48 pmDCA-YQT
9h 48m2 stops
United Airlines Logo
5:00 pm - 10:27 pmYQT-DCA
5h 27m1 stop
$654United Airlines
Find Deal
Tue, Aug 26 - Thu, Aug 28
United Airlines Logo
11:00 am - 3:48 pmDCA-YQT
4h 48m1 stop
United Airlines Logo
5:15 am - 7:03 pmYQT-DCA
13h 48m2 stops
$660United Airlines
Find Deal
Mon, Aug 25 - Wed, Aug 27

Air Canada flights from Washington, D.C. Reagan-National Airport to Thunder Bay

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Thunder Bay flight tickets
Air Canada
Aug 26
DCA11:00 amWashington, D.C. Reagan-National
4h 48m
1 stop
YQT3:48 pmThunder Bay
Sep 2
YQT5:00 pmThunder Bay
5h 34m
1 stop
DCA10:34 pmWashington, D.C. Reagan-National
$481
Find similar
Air Canada
Aug 26
DCA6:00 amWashington, D.C. Reagan-National
9h 48m
2 stops
YQT3:48 pmThunder Bay
Sep 2
YQT5:00 pmThunder Bay
5h 34m
1 stop
DCA10:34 pmWashington, D.C. Reagan-National
$486
Find similar
Air Canada
Aug 26
DCA6:00 amWashington, D.C. Reagan-National
9h 48m
2 stops
YQT3:48 pmThunder Bay
Sep 2
YQT11:00 amThunder Bay
10h 51m
2 stops
DCA9:51 pmWashington, D.C. Reagan-National
$492
Find similar

United Airlines flights from Washington, D.C. Reagan-National Airport to Thunder Bay

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Thunder Bay flight tickets
United Airlines
Aug 25
DCA11:00 amWashington, D.C. Reagan-National
4h 48m
1 stop
YQT3:48 pmThunder Bay
Aug 27
YQT11:10 amThunder Bay
6h 52m
1 stop
DCA6:02 pmWashington, D.C. Reagan-National
$645
Find similar
United Airlines
Aug 26
DCA1:00 pmWashington, D.C. Reagan-National
9h 48m
2 stops
YQT10:48 pmThunder Bay
Aug 28
YQT5:00 pmThunder Bay
5h 27m
1 stop
DCA10:27 pmWashington, D.C. Reagan-National
$654
Find similar
United Airlines
Aug 25
DCA11:00 amWashington, D.C. Reagan-National
4h 48m
1 stop
YQT3:48 pmThunder Bay
Aug 27
YQT5:15 amThunder Bay
13h 48m
2 stops
DCA7:03 pmWashington, D.C. Reagan-National
$660
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 July 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Thunder Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Tue 8/26

11:00 am-3:48 pm

1 stop4h 48m

Thunder Bay

Tue 9/2

5:00 pm-10:34 pm

1 stop5h 34m

$481

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Tue 8/26

6:00 am-3:48 pm

2 stops9h 48m

Thunder Bay

Tue 9/2

5:00 pm-10:34 pm

1 stop5h 34m

$486

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Tue 8/26

6:00 am-3:48 pm

2 stops9h 48m

Thunder Bay

Tue 9/2

11:00 am-9:51 pm

2 stops10h 51m

$492

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Mon 8/25

11:00 am-3:48 pm

1 stop4h 48m

Thunder Bay

Thu 8/28

5:00 pm-10:27 pm

1 stop5h 27m

$526

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Tue 8/26

11:00 am-3:48 pm

1 stop4h 48m

Thunder Bay

Tue 9/2

5:15 am-3:51 pm

2 stops10h 36m

$531

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Tue 8/26

9:40 am-10:48 pm

2 stops13h 08m

Thunder Bay

Tue 9/2

5:15 am-3:51 pm

2 stops10h 36m

$561

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Mon 8/25

11:00 am-3:48 pm

1 stop4h 48m

Thunder Bay

Wed 8/27

11:10 am-6:02 pm

1 stop6h 52m

$645

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Mon 8/25

11:00 am-3:48 pm

1 stop4h 48m

Thunder Bay

Wed 8/27

5:15 am-12:03 pm

2 stops6h 48m

$650

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Tue 8/26

1:00 pm-10:48 pm

2 stops9h 48m

Thunder Bay

Thu 8/28

5:00 pm-10:27 pm

1 stop5h 27m

$654

Washington, D.C.Thunder Bay

DCA - YQT

DCAYQT

Washington, D.C. Reagan-National

Mon 8/25

11:00 am-3:48 pm

1 stop4h 48m

Thunder Bay

Wed 8/27

5:15 am-7:03 pm

2 stops13h 48m

$660

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. Reagan-National Airport 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. Reagan-National Airport 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. Reagan-National Airport 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. Reagan-National Airport to Thunder Bay

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

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

Best Price Found

$339

Fastest flight time

4h 45m

Direct flights

None

Airports in Thunder Bay

1 airport
The best one-way flight to Thunder Bay from Washington, D.C. Reagan-National Airport in the past 72 hours is $339. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Thunder Bay found on momondo in the last 72 hours is $481.
The fastest flight from Washington, D.C. Reagan-National Airport to Thunder Bay takes 4h 45m
There are no direct flights from Washington, D.C. Reagan-National Airport to Thunder Bay. Popular non-direct route for this connection is Washington, D.C. Reagan-National Airport - Thunder Bay Airport.
There is 1 airport near Thunder Bay: Thunder Bay (YQT)
Search flight deals

  • How far is Washington, D.C. Reagan-National to Thunder Bay by plane?

    A flight from Washington, D.C. Reagan-National to Thunder Bay will travel around 895.4 mi. In terms of flight time, this usually takes a little over 4h 45m.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Thunder Bay Airport were last updated today.

  • How old do you have to be to fly from Washington, D.C. Reagan-National 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. Reagan-National 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.

Why use momondo?

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

Finding the right flight to Thunder Bay from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Thunder Bay quick and easy, saving you time and money.

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?

If you are not ready to book a flight from Washington, D.C. to Thunder Bay now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Thunder Bay and let you know when they change.

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