How long is the flight from Thunder Bay to Washington, D.C. Dulles Intl Airport?

A quick flight from Thunder Bay to Washington, D.C. Dulles Intl Airport can take about 24h 44m. Porter Airlines provides one of the quickest options available for as low as C$ 1,051. The distance between Thunder Bay and Washington, D.C. Dulles Intl Airport is about 1413 km.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What is the cheapest time of day to fly from YQT to IAD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Thunder Bay to Washington, D.C. Dulles Intl Airport as you normally would.

What airport do you fly from for flights from Thunder Bay to Washington, D.C. Dulles Intl?

Most people fly from Thunder Bay (YQT) if they book a flight from Thunder Bay to Washington, D.C. Dulles Intl. On average, Thunder Bay has 0 outbound flights to Washington, D.C. Dulles Intl per day from 0 airlines. Thunder Bay is conveniently located just 5.6 km from Thunder Bay’s city centre.

Can I find deals for flights from Thunder Bay to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Thunder Bay to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Thunder Bay to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thunder Bay to Dulles Intl.

Can I find deals for business class flights from Thunder Bay to Dulles Intl?

Yes. Cheapflights offers flight deals from Thunder Bay to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 312+ Cheap Flights from Thunder Bay to Washington, D.C. Dulles Intl Airport

Cheap flight deals from Thunder Bay to Dulles Intl

Enter your travel dates to find the best prices.

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Cheapest flights from Thunder Bay to Dulles Intl
Explore the most affordable flight options available from Thunder Bay to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2026.

Mon 9/119:00 a.m. -

1 stop8h 44m

Tue 13/711:15 a.m. -

2 stops9h 14m

Deal found 18/10C$ 951

Mon 9/119:00 a.m. -

1 stop8h 44m

Wed 7/711:15 a.m. -

2 stops9h 14m

Deal found 18/10C$ 952

Mon 9/119:00 a.m. -

1 stop8h 44m

Mon 12/711:15 a.m. -

2 stops9h 14m

Deal found 18/10C$ 1,001

Sun 8/115:25 p.m. -

1 stop17h 14m

Wed 7/711:15 a.m. -

2 stops9h 14m

Deal found 18/10C$ 1,003

Sun 8/119:00 a.m. -

1 stop8h 44m

Sat 10/74:15 p.m. -

1 stop5h 52m

Deal found 18/10C$ 1,013

Sun 8/119:55 a.m. -

2 stops24h 44m

Wed 7/711:15 a.m. -

2 stops9h 14m

Deal found 18/10C$ 1,014

Wed 4/115:25 p.m. -

1 stop17h 14m

Tue 13/711:15 a.m. -

2 stops9h 14m

Deal found 18/10C$ 1,032

Tue 3/115:25 p.m. -

1 stop17h 14m

Sat 10/711:15 a.m. -

2 stops9h 14m

Deal found 18/10C$ 1,034

Thu 5/115:25 p.m. -

1 stop17h 14m

Tue 13/711:15 a.m. -

2 stops9h 14m

Deal found 18/10C$ 1,041

Find flight deals from Thunder Bay to Dulles Intl

Round-trip from	C$ 951
One-way from	C$ 312

Porter Airlines
9/11-13/7
3 total stops
17h 58m total
Thunder Bay to Washington, D.C.

Search Deals

Porter Airlines
25/11-31/12
1 total stop
17h 14m total
Thunder Bay to Washington, D.C.

Search Deals

Cheapflights Fare Finder

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

Sun 22/11

6:20 a.m.-5:44 p.m.

1 stop11h 24m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 377

Thunder BayWashington, D.C.

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

YQTIAD

Thunder Bay

Fri 20/11

6:20 a.m.-5:44 p.m.

1 stop11h 24m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 377

Quickest round-trip

Thunder BayWashington, D.C.

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

YQTIAD

Thunder Bay

Fri 20/11

11:20 a.m.-8:23 p.m.

2 stops9h 03m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 423

Thunder BayWashington, D.C.

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

YQTIAD

Thunder Bay

Sun 22/11

11:20 a.m.-8:23 p.m.

2 stops9h 03m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 423

Thunder BayWashington, D.C.

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

YQTIAD

Thunder Bay

Wed 18/11

5:00 a.m.-8:23 p.m.

2 stops15h 23m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 464

Thunder BayWashington, D.C.

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

YQTIAD

Thunder Bay

Wed 23/12

1:30 p.m.-10:40 a.m.

1 stop21h 10m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 481

Thunder BayWashington, D.C.

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

YQTIAD

Thunder Bay

Mon 30/11

9:55 a.m.-10:40 a.m.

2 stops24h 45m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 513

Thunder BayWashington, D.C.

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

YQTIAD

Thunder Bay

Tue 1/12

10:00 a.m.-10:40 a.m.

2 stops24h 40m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 513

Thunder BayWashington, D.C.

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

YQTIAD

Thunder Bay

Sun 24/1

1:30 p.m.-10:38 a.m.

1 stop21h 08m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 520

Thunder BayWashington, D.C.

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

YQTIAD

Thunder Bay

Fri 6/11

9:55 a.m.-10:39 a.m.

2 stops24h 44m

Washington, D.C. Dulles Intl

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 571

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/10

Showing 1-10 of 15 resultsSorted by cheapest first

Best time to book a flight from Thunder Bay to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Thunder Bay with our price prediction graph.

YQT-IAD

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Thunder Bay to Washington, D.C. Dulles Intl Airport

What’s the top layover airport for flights from Thunder Bay to Washington, D.C. Dulles Intl Airport?

Toronto (YTZ) – chosen by Cheapflights users on 67% of one-stop itineraries from Thunder Bay to Washington, D.C. Dulles Intl Airport on Cheapflights.

What’s the cheapest layover airport for flights from Thunder Bay to Washington, D.C. Dulles Intl Airport?

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 693.

What’s the fastest layover option from Thunder Bay to Washington, D.C. Dulles Intl Airport?

Flights via Toronto (YTZ) have the shortest average one-way travel time for 1-stop routes: 4h 45m.

Which airport typically offers the quickest layover for flights from Thunder Bay to Washington, D.C. Dulles Intl Airport?

Flights via Toronto (YTZ) offer the fastest connection on this route, with an average layover time of 1h 42m.

Related info for your journey

What airport do you fly from for flights from Thunder Bay to Washington, D.C. Dulles Intl?
Most people fly from Thunder Bay (YQT) if they book a flight from Thunder Bay to Washington, D.C. Dulles Intl. On average, Thunder Bay has 0 outbound flights to Washington, D.C. Dulles Intl per day from 0 airlines. Thunder Bay is conveniently located just 5.6 km from Thunder Bay’s city centre.
How long is the flight from Thunder Bay to Washington, D.C. Dulles Intl Airport?
A quick flight from Thunder Bay to Washington, D.C. Dulles Intl Airport can take about 24h 44m. Porter Airlines provides one of the quickest options available for as low as C$ 1,051. The distance between Thunder Bay and Washington, D.C. Dulles Intl Airport is about 1413 km.
Can I find deals for flights from Thunder Bay to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Thunder Bay to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Thunder Bay to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thunder Bay to Dulles Intl.
Can I find deals for business class flights from Thunder Bay to Dulles Intl?
Yes. Cheapflights offers flight deals from Thunder Bay to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Why should you use Cheapflights to find cheap flight tickets from Thunder Bay to Dulles Intl?

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Can Cheapflights find flights from Thunder Bay to Dulles Intl with no change fees?

Need flexible booking options for your flight to Dulles Intl from Thunder Bay? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Thunder Bay to Dulles Intl become cheaper?

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Cheap flights from Thunder Bay to Washington, D.C. Dulles Intl Airport from C$ 312

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Thunder Bay to Dulles Intl

Cheapest flights from Thunder Bay to Dulles IntlExplore the most affordable flight options available from Thunder Bay to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2026.

Explore the most affordable flight options available from Thunder Bay to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2026.

Best flights from Thunder Bay to Dulles IntlDiscover carefully curated flight deals from Thunder Bay to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 October 2026.

Discover carefully curated flight deals from Thunder Bay to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 October 2026.

Last-minute flights from Thunder Bay to Dulles IntlDiscover last-minute flight deals from Thunder Bay to Dulles Intl. Data last updated 21 October 2026 and is based on user searches.

Discover last-minute flight deals from Thunder Bay to Dulles Intl. Data last updated 21 October 2026 and is based on user searches.

One-way flights from Thunder Bay to Dulles IntlSearch for one-way flight options from Thunder Bay to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 21 October 2026.

Search for one-way flight options from Thunder Bay to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 21 October 2026.

Find flight deals from Thunder Bay to Dulles Intl

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Thunder Bay to Washington, D.C. Dulles Intl Airport that are best for you.

Best time to book a flight from Thunder Bay to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Thunder Bay with our price prediction graph.

Cheapflights Insights

What’s the top layover airport for flights from Thunder Bay to Washington, D.C. Dulles Intl Airport?

Toronto (YTZ) – chosen by Cheapflights users on 67% of one-stop itineraries from Thunder Bay to Washington, D.C. Dulles Intl Airport on Cheapflights.

What’s the cheapest layover airport for flights from Thunder Bay to Washington, D.C. Dulles Intl Airport?

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 693.

What’s the fastest layover option from Thunder Bay to Washington, D.C. Dulles Intl Airport?

Flights via Toronto (YTZ) have the shortest average one-way travel time for 1-stop routes: 4h 45m.

Which airport typically offers the quickest layover for flights from Thunder Bay to Washington, D.C. Dulles Intl Airport?

Flights via Toronto (YTZ) offer the fastest connection on this route, with an average layover time of 1h 42m.

Related info for your journey

What airport do you fly from for flights from Thunder Bay to Washington, D.C. Dulles Intl?

How long is the flight from Thunder Bay to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from Thunder Bay to Dulles Intl that include hotel bookings?

How can I find direct flights from Thunder Bay to Dulles Intl?

Can I find deals for business class flights from Thunder Bay to Dulles Intl?

Travelling to a place near Washington, D.C. Dulles Intl Airport?

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Alternative routes for Thunder Bay to Dulles Intl

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Complete your trip

Complete your trip to Dulles Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to District of Columbia

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Other flights to Dulles Intl

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Thunder Bay and Dulles Intl flights

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Can Cheapflights notify me if prices for flights from Thunder Bay to Dulles Intl become cheaper?

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Cheapest flights from Thunder Bay to Dulles Intl
Explore the most affordable flight options available from Thunder Bay to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 October 2026.

Best flights from Thunder Bay to Dulles Intl
Discover carefully curated flight deals from Thunder Bay to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 October 2026.

Last-minute flights from Thunder Bay to Dulles Intl
Discover last-minute flight deals from Thunder Bay to Dulles Intl. Data last updated 21 October 2026 and is based on user searches.

One-way flights from Thunder Bay to Dulles Intl
Search for one-way flight options from Thunder Bay to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 21 October 2026.