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Cheap flights from Toronto to Washington, D.C. from C$ 170

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto to Washington, D.C. departing on 24/11. 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 Toronto to Washington, D.C.

Cheap round-trip flights

Porter Airlines Logo
8:45 a.m. - 10:16 a.m.YTZ-IAD
1h 31mdirect
Porter Airlines Logo
4:20 p.m. - 5:53 p.m.IAD-YTZ
1h 33mdirect
C$ 251Porter Airlines
Find Deal
Thu, 25 Sep - Thu, 25 Sep
Porter Airlines Logo
8:45 a.m. - 10:16 a.m.YTZ-IAD
1h 31mdirect
Porter Airlines Logo
11:35 a.m. - 1:08 p.m.IAD-YTZ
1h 33mdirect
C$ 254Porter Airlines
Find Deal
Thu, 9 Oct - Thu, 16 Oct
Air Canada Logo
6:55 p.m. - 8:26 p.m.YYZ-IAD
1h 31mdirect
Air Canada Logo
4:25 p.m. - 5:58 p.m.IAD-YYZ
1h 33mdirect
C$ 256Air Canada
Find Deal
Sat, 1 Nov - Tue, 4 Nov
Air Canada Logo
6:55 p.m. - 8:26 p.m.YYZ-IAD
1h 31mdirect
Air Canada Logo
9:45 a.m. - 4:40 p.m.IAD-YYZ
6h 55m1 stop
C$ 263Air Canada
Find Deal
Fri, 7 Nov - Mon, 10 Nov
United Airlines Logo
7:40 p.m. - 9:20 p.m.YYZ-IAD
1h 40mdirect
United Airlines Logo
8:20 a.m. - 7:45 p.m.IAD-YYZ
11h 25m1 stop
C$ 272United Airlines
Find Deal
Sat, 6 Dec - Sun, 7 Dec
United Airlines Logo
7:40 p.m. - 9:20 p.m.YYZ-IAD
1h 40mdirect
United Airlines Logo
5:15 p.m. - 6:57 p.m.IAD-YYZ
1h 42mdirect
C$ 303United Airlines
Find Deal
Sat, 8 Nov - Tue, 11 Nov
Logo
1:35 p.m. - 3:06 p.m.YTZ-IAD
1h 31mdirect
Logo
9:35 a.m. - 4:45 p.m.IAD-YTZ
7h 10m1 stop
C$ 306
Find Deal
Thu, 2 Oct - Sun, 5 Oct
Logo
1:35 p.m. - 3:06 p.m.YTZ-IAD
1h 31mdirect
Logo
9:45 a.m. - 4:45 p.m.IAD-YTZ
7h 00m1 stop
C$ 309
Find Deal
Thu, 2 Oct - Sun, 5 Oct
Air Transat Logo
8:45 a.m. - 10:16 a.m.YTZ-IAD
1h 31mdirect
Air Transat Logo
11:35 a.m. - 1:08 p.m.IAD-YTZ
1h 33mdirect
C$ 312Air Transat
Find Deal
Thu, 9 Oct - Mon, 13 Oct
Air Transat Logo
1:35 p.m. - 3:06 p.m.YTZ-IAD
1h 31mdirect
Air Transat Logo
1:45 p.m. - 3:15 p.m.IAD-YTZ
1h 30mdirect
C$ 316Air Transat
Find Deal
Sat, 25 Oct - Sat, 1 Nov

Air Transat flights from Toronto to Washington, D.C. Dulles Intl Airport

Our best Air Transat deals on Toronto to Washington, D.C. Dulles Intl Airport flight tickets
Air Transat
9 Oct
YTZ8:45 a.m.Toronto Island
1h 31m
IAD10:16 a.m.Washington, D.C. Dulles Intl
13 Oct
IAD11:35 a.m.Washington, D.C. Dulles Intl
1h 33m
YTZ1:08 p.m.Toronto Island
C$ 312
Find similar
Air Transat
25 Oct
YTZ1:35 p.m.Toronto Island
1h 31m
IAD3:06 p.m.Washington, D.C. Dulles Intl
1 Nov
IAD1:45 p.m.Washington, D.C. Dulles Intl
1h 30m
YTZ3:15 p.m.Toronto Island
C$ 316
Find similar
Air Transat
9 Oct
YTZ8:45 a.m.Toronto Island
1h 31m
IAD10:16 a.m.Washington, D.C. Dulles Intl
12 Oct
IAD11:35 a.m.Washington, D.C. Dulles Intl
1h 33m
YTZ1:08 p.m.Toronto Island
C$ 319
Find similar

Lufthansa flights from Toronto to Washington, D.C. Dulles Intl Airport

Our best Lufthansa deals on Toronto to Washington, D.C. Dulles Intl Airport flight tickets
Lufthansa
24 Sep
YYZ7:47 p.m.Toronto Pearson Intl
1h 38m
IAD9:25 p.m.Washington, D.C. Dulles Intl
30 Sep
IAD3:36 p.m.Washington, D.C. Dulles Intl
1h 38m
YYZ5:14 p.m.Toronto Pearson Intl
C$ 341
Find similar
Lufthansa
26 Sep
YYZ12:45 p.m.Toronto Pearson Intl
1h 40m
IAD2:25 p.m.Washington, D.C. Dulles Intl
28 Sep
IAD8:28 a.m.Washington, D.C. Dulles Intl
1h 36m
YYZ10:04 a.m.Toronto Pearson Intl
C$ 342
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momondo Fare Finder

 
Customize your flight search to find flights from Toronto 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 11 September 2025.
Use the filters below to find and compare flights from Toronto to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 25/9

8:45 a.m.-10:16 a.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Thu 25/9

4:20 p.m.-5:53 p.m.

Nonstop1h 33m

C$ 251

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 9/10

8:45 a.m.-10:16 a.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Thu 16/10

11:35 a.m.-1:08 p.m.

Nonstop1h 33m

C$ 254

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 1/11

6:55 p.m.-8:26 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Tue 4/11

4:25 p.m.-5:58 p.m.

Nonstop1h 33m

C$ 256

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 7/11

6:55 p.m.-8:26 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Mon 10/11

9:45 a.m.-4:40 p.m.

1 stop6h 55m

C$ 263

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 6/12

7:40 p.m.-9:20 p.m.

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 7/12

8:20 a.m.-7:45 p.m.

1 stop11h 25m

C$ 272

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 8/11

7:40 p.m.-9:20 p.m.

Nonstop1h 40m

Washington, D.C. Dulles Intl

Tue 11/11

5:15 p.m.-6:57 p.m.

Nonstop1h 42m

C$ 303

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 2/10

1:35 p.m.-3:06 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Sun 5/10

9:35 a.m.-4:45 p.m.

1 stop7h 10m

C$ 306

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 2/10

1:35 p.m.-3:06 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Sun 5/10

9:45 a.m.-4:45 p.m.

1 stop7h 00m

C$ 309

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 9/10

8:45 a.m.-10:16 a.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Mon 13/10

11:35 a.m.-1:08 p.m.

Nonstop1h 33m

C$ 312

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Sat 25/10

1:35 p.m.-3:06 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Sat 1/11

1:45 p.m.-3:15 p.m.

Nonstop1h 30m

C$ 316

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Toronto 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 typical price of a round-trip flight between Toronto and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Toronto is in July. Flight prices, which tend to average around C$ 270, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. Dulles Intl Airport in July, then you should wait until June to fly from Toronto, when ticket prices are also cheap, with an average price of C$ 288.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Friday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Toronto. The lowest ticket price found for a Friday departure recently was C$ 529. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Monday is C$ 871.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our most recent data shows that the best time of day to fly to Washington, D.C. Dulles Intl Airport is in the afternoon. Flights from Toronto to Washington, D.C. Dulles Intl Airport during this time can be as low as C$ 486. In the evening is when there is more demand to fly to Washington, D.C. Dulles Intl Airport, so prices are often more expensive at around C$ 759 per ticket.

What is the cheapest Toronto to Washington, D.C. Dulles Intl flight route?

Fly from Toronto Island to Washington, D.C. Dulles Intl for the best Toronto - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Toronto when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around C$ 394 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Toronto for as low as C$ 349 on momondo.

What cabin class options are available on Toronto to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Toronto to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Toronto to Washington, D.C. Dulles Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Toronto to Washington, D.C. Dulles Intl Airport.

How have Toronto to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of September 2025, prices for Toronto to Washington, D.C. Dulles Intl Airport flights are approximately 2% cheaper when compared to flights at the same time last year.

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

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

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

Best price found

C$ 154

Fastest flight time

1h 28m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Toronto in the past 72 hours is C$ 154. The best round-trip flight deal from Toronto to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is C$ 267.
The fastest flight from Toronto to Washington, D.C. Dulles Intl Airport takes 1h 28m
Direct flights go from Toronto to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

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

    Washington, D.C. Dulles Intl is 546.9 km away from Toronto. In terms of flight time, this usually takes a little over 1h 28m.

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

    Prices for flights from Toronto to Washington, D.C. Dulles Intl Airport are updated daily.

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

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

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

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Toronto to Washington, D.C. Dulles Intl Airport?

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

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

Compare and see reviews for airlines that fly from Toronto to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air TransatPriceFrom C$ 205Free CancellationRating
7.7
438 reviews
Search Air Transat flights
Porter AirlinesPriceFrom C$ 213Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 262Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 270Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights
WestJetPriceFrom C$ 432Free CancellationRating
7.2
3,091 reviews
Search WestJet flights

  • Porter Airlines Flights From Toronto to Washington, D.C. Dulles Intl Airport

    The lowest priced Porter Airlines flight from Toronto to Washington, D.C. Dulles Intl Airport from the last 72 hours was C$ 154. Generally, Porter Airlines has 11 flights on this route every week with an average price of C$ 218. Porter Airlines is rated 7.9/10 by our users.

  • Air Transat Flights From Toronto to Washington, D.C. Dulles Intl Airport

    C$ 148 is the best Air Transat flight deal from Toronto to Washington, D.C. Dulles Intl Airport found on momondo over the last 72 hours. The average Air Transat ticket price found was closer to C$ 254, however, with flight time and availability significantly affecting the price. Air Transat (7.7/10 from 438 user reviews) flies into Washington, D.C. Dulles Intl Airport from Toronto 11 times in an average week so prices can vary.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Linthicum Heights
Silver Spring
Bethesda
Herndon
Reston
Fairfax
Laurel
Chantilly
Capitol Heights
Winchester
Arlington
Manassas
Fredericksburg
Ashburn
Woodbridge
Rockville
McLean
National Harbor

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Toronto to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Washington, D.C. from Toronto which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Toronto to Washington, D.C. 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 Toronto to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Toronto. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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