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

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Thunder Bay to Washington, D.C. departing on 14/8. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Thunder Bay to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
6:00 a.m. - 10:45 a.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
4h 45m1 stop Toronto Island
Porter Airlines Logo
3:50 p.m. - 9:45 p.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
5h 55m1 stop Toronto Island
C$ 758Porter Airlines
Fri, 25 Sep - Sun, 27 Sep
Porter Airlines Logo
6:00 a.m. - 10:45 a.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
4h 45m1 stop Toronto Island
Porter Airlines Logo
3:50 p.m. - 9:45 p.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
5h 55m1 stop Toronto Island
C$ 759Porter Airlines
Fri, 25 Sep - Sun, 27 Sep
Air Canada Logo
5:05 a.m. - 3:00 p.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
9h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
4:00 p.m. - 11:03 p.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
7h 03m1 stop Toronto Pearson Intl
C$ 775Air Canada
Fri, 25 Sep - Sun, 27 Sep
Air Canada Logo
5:05 a.m. - 3:00 p.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
9h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
4:00 p.m. - 11:03 p.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
7h 03m1 stop Toronto Pearson Intl
C$ 776Air Canada
Fri, 25 Sep - Sun, 27 Sep
Porter Airlines Logo
6:00 a.m. - 10:45 a.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
4h 45m1 stop Toronto Island
Porter Airlines Logo
11:25 a.m. - 4:35 p.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
5h 10m1 stop Toronto Island
C$ 795Porter Airlines
Fri, 25 Sep - Sun, 27 Sep
Porter Airlines Logo
6:00 a.m. - 10:45 a.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
4h 45m1 stop Toronto Island
Porter Airlines Logo
11:25 a.m. - 4:35 p.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
5h 10m1 stop Toronto Island
C$ 798Porter Airlines
Fri, 25 Sep - Sun, 27 Sep
Porter Airlines Logo
11:30 a.m. - 10:45 a.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
23h 15m2 stops Ottawa Toronto Island
Porter Airlines Logo
11:25 a.m. - 4:35 p.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
5h 10m1 stop Toronto Island
C$ 801Porter Airlines
Fri, 25 Sep - Sun, 27 Sep
Air Canada Logo
5:05 a.m. - 3:00 p.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
9h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
3:45 p.m. - 10:48 a.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
19h 03m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
C$ 830Air Canada
Fri, 25 Sep - Sun, 27 Sep
Air Canada Logo
5:05 a.m. - 3:00 p.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
9h 55m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
3:45 p.m. - 10:48 a.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
19h 03m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
C$ 832Air Canada
Fri, 25 Sep - Sun, 27 Sep
Porter Airlines Logo
10:10 a.m. - 10:38 a.m.YQT  Thunder Bay-IAD Washington, D.C. Dulles Intl
24h 28m2 stops Ottawa Toronto Island
Porter Airlines Logo
11:20 a.m. - 10:09 p.m.IAD  Washington, D.C. Dulles Intl-YQT Thunder Bay
10h 49m1 stop Toronto Island
C$ 836Porter Airlines
Thu, 29 Oct - Thu, 5 Nov

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

Our best Porter Airlines deals on Thunder Bay to Washington, D.C. Dulles Intl Airport flight tickets
Porter Airlines
25 Sep
YQT6:00 a.m.Thunder Bay
4h 45m
1 stop
IAD10:45 a.m.Washington, D.C. Dulles Intl
27 Sep
IAD3:50 p.m.Washington, D.C. Dulles Intl
5h 55m
1 stop
YQT9:45 p.m.Thunder Bay
C$ 758
Porter Airlines
25 Sep
YQT6:00 a.m.Thunder Bay
4h 45m
1 stop
IAD10:45 a.m.Washington, D.C. Dulles Intl
27 Sep
IAD3:50 p.m.Washington, D.C. Dulles Intl
5h 55m
1 stop
YQT9:45 p.m.Thunder Bay
C$ 759
Porter Airlines
25 Sep
YQT6:00 a.m.Thunder Bay
4h 45m
1 stop
IAD10:45 a.m.Washington, D.C. Dulles Intl
27 Sep
IAD11:25 a.m.Washington, D.C. Dulles Intl
5h 10m
1 stop
YQT4:35 p.m.Thunder Bay
C$ 795

Air Canada flights from Thunder Bay to Washington, D.C. Dulles Intl Airport

Our best Air Canada deals on Thunder Bay to Washington, D.C. Dulles Intl Airport flight tickets
Air Canada
25 Sep
YQT5:05 a.m.Thunder Bay
9h 55m
2 stops
IAD3:00 p.m.Washington, D.C. Dulles Intl
27 Sep
IAD4:00 p.m.Washington, D.C. Dulles Intl
7h 03m
1 stop
YQT11:03 p.m.Thunder Bay
C$ 774
Air Canada
25 Sep
YQT5:05 a.m.Thunder Bay
9h 55m
2 stops
IAD3:00 p.m.Washington, D.C. Dulles Intl
27 Sep
IAD4:00 p.m.Washington, D.C. Dulles Intl
7h 03m
1 stop
YQT11:03 p.m.Thunder Bay
C$ 776
Air Canada
25 Sep
YQT5:05 a.m.Thunder Bay
9h 55m
2 stops
IAD3:00 p.m.Washington, D.C. Dulles Intl
27 Sep
IAD3:45 p.m.Washington, D.C. Dulles Intl
19h 03m
2 stops
YQT10:48 a.m.Thunder Bay
C$ 830

momondo Fare Finder

 
Customize your flight search to find flights from Thunder Bay to Washington, D.C. Dulles Intl Airport 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 7 August 2026.
Use the filters below to find and compare flights from Thunder Bay to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Fri 25/9

6:00 a.m.-10:45 a.m.

1 stop4h 45m

Washington, D.C. Dulles Intl

Sun 27/9

3:50 p.m.-9:45 p.m.

1 stop5h 55m

C$ 758

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Fri 25/9

6:00 a.m.-10:45 a.m.

1 stop4h 45m

Washington, D.C. Dulles Intl

Sun 27/9

3:50 p.m.-9:45 p.m.

1 stop5h 55m

C$ 759

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Fri 25/9

5:05 a.m.-3:00 p.m.

2 stops9h 55m

Washington, D.C. Dulles Intl

Sun 27/9

4:00 p.m.-11:03 p.m.

1 stop7h 03m

C$ 774

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Fri 25/9

5:05 a.m.-3:00 p.m.

2 stops9h 55m

Washington, D.C. Dulles Intl

Sun 27/9

4:00 p.m.-11:03 p.m.

1 stop7h 03m

C$ 776
Quickest round-trip

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Fri 25/9

6:00 a.m.-10:45 a.m.

1 stop4h 45m

Washington, D.C. Dulles Intl

Sun 27/9

11:25 a.m.-4:35 p.m.

1 stop5h 10m

C$ 795

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Fri 25/9

6:00 a.m.-10:45 a.m.

1 stop4h 45m

Washington, D.C. Dulles Intl

Sun 27/9

11:25 a.m.-4:35 p.m.

1 stop5h 10m

C$ 798

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Fri 25/9

11:30 a.m.-10:45 a.m.

2 stops23h 15m

Washington, D.C. Dulles Intl

Sun 27/9

11:25 a.m.-4:35 p.m.

1 stop5h 10m

C$ 801

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Fri 25/9

5:05 a.m.-3:00 p.m.

2 stops9h 55m

Washington, D.C. Dulles Intl

Sun 27/9

3:45 p.m.-10:48 a.m.

2 stops19h 03m

C$ 830

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Fri 25/9

5:05 a.m.-3:00 p.m.

2 stops9h 55m

Washington, D.C. Dulles Intl

Sun 27/9

3:45 p.m.-10:48 a.m.

2 stops19h 03m

C$ 832

Thunder BayWashington, D.C.

YQT Thunder Bay - IAD Washington, D.C. Dulles Intl

YQTIAD

Thunder Bay

Thu 29/10

10:10 a.m.-10:38 a.m.

2 stops24h 28m

Washington, D.C. Dulles Intl

Thu 5/11

11:20 a.m.-10:09 p.m.

1 stop10h 49m

C$ 836

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 Washington, D.C. from

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

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 airline that flies from Thunder Bay to Washington, D.C. Dulles Intl?

Porter Airlines and United Airlines are the most popular carriers operating from Thunder Bay to Washington, D.C. Dulles Intl

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

Are you open to changing your travel dates? Check out the ideal times to fly from Thunder Bay to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Thunder Bay to Washington, D.C. Dulles Intl Airport (YQT to IAD) flight deals and tips

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

Fastest flight time

4h 45m

Direct flights

None
The fastest flight from Thunder Bay to Washington, D.C. Dulles Intl Airport takes 4h 45m
There are no direct flights from Thunder Bay to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Thunder Bay to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

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

    A flight from Thunder Bay to Washington, D.C. Dulles Intl will travel around 1410.5 km. Flights usually cover this in 4h 45m, depending on flying conditions and air traffic around both airports.

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

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

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

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Sterling
Alexandria
Gettysburg
Gaithersburg
Chantilly
Arlington
Fairfax
National Harbor
Winchester
Fredericksburg
Ashburn
Herndon
Woodbridge
Silver Spring
Leesburg
Falls Church
Rockville
McLean
Tysons

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Thunder Bay.

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

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

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

momondo helps you find the best flight between Thunder Bay and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Thunder Bay to Washington, D.C. 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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