Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Toronto from $106

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. Dulles Intl Airport to Toronto departing on 12/7. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Toronto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
11:40 am - 1:10 pmIAD-YTZ
1h 30mnonstop
Porter Airlines Logo
8:55 am - 10:24 amYTZ-IAD
1h 29mnonstop
$211Porter Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
Porter Airlines Logo
6:30 pm - 8:00 pmIAD-YTZ
1h 30mnonstop
Porter Airlines Logo
8:55 am - 10:24 amYTZ-IAD
1h 29mnonstop
$212Porter Airlines
Find Deal
Tue, Dec 2 - Thu, Dec 4
Air Canada Logo
9:00 am - 10:29 amIAD-YYZ
1h 29mnonstop
Air Canada Logo
6:55 pm - 8:26 pmYYZ-IAD
1h 31mnonstop
$226Air Canada
Find Deal
Thu, Dec 4 - Mon, Dec 8
Air Canada Logo
9:00 am - 10:29 amIAD-YYZ
1h 29mnonstop
Air Canada Logo
6:55 pm - 8:26 pmYYZ-IAD
1h 31mnonstop
$227Air Canada
Find Deal
Thu, Dec 4 - Mon, Dec 8
Multiple Airlines Logo
9:20 pm - 2:20 pmIAD-YYZ
17h 00m1 stop
Multiple Airlines Logo
8:20 pm - 8:24 pmYYZ-IAD
24h 04m1 stop
$236Multiple Airlines
Find Deal
Fri, Dec 5 - Fri, Dec 12
Multiple Airlines Logo
6:30 pm - 8:00 pmIAD-YTZ
1h 30mnonstop
Multiple Airlines Logo
8:55 am - 10:24 amYTZ-IAD
1h 29mnonstop
$237Multiple Airlines
Find Deal
Tue, Dec 2 - Wed, Dec 3
Air Transat Logo
6:30 pm - 8:00 pmIAD-YTZ
1h 30mnonstop
Air Transat Logo
8:55 am - 10:24 amYTZ-IAD
1h 29mnonstop
$258Air Transat
Find Deal
Fri, Dec 5 - Wed, Dec 10
Air Transat Logo
11:40 am - 1:10 pmIAD-YTZ
1h 30mnonstop
Air Transat Logo
8:55 am - 10:24 amYTZ-IAD
1h 29mnonstop
$266Air Transat
Find Deal
Mon, Dec 29 - Sun, Jan 4
Delta Logo
11:06 am - 2:48 pmIAD-YYZ
3h 42m1 stop
Delta Logo
6:00 am - 11:39 amYYZ-IAD
5h 39m1 stop
$289Delta
Find Deal
Thu, Dec 4 - Tue, Dec 9
Delta Logo
12:32 pm - 7:08 pmIAD-YYZ
6h 36m1 stop
Delta Logo
10:05 am - 4:30 pmYYZ-IAD
6h 25m1 stop
$310Delta
Find Deal
Fri, Feb 20 - Tue, Feb 24

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

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Toronto flight tickets
Air Canada
Dec 4
IAD9:00 amWashington, D.C. Dulles Intl
1h 29m
YYZ10:29 amToronto Pearson Intl
Dec 8
YYZ6:55 pmToronto Pearson Intl
1h 31m
IAD8:26 pmWashington, D.C. Dulles Intl
$226
Find similar
Air Canada
Dec 4
IAD9:00 amWashington, D.C. Dulles Intl
1h 29m
YYZ10:29 amToronto Pearson Intl
Dec 8
YYZ6:55 pmToronto Pearson Intl
1h 31m
IAD8:26 pmWashington, D.C. Dulles Intl
$227
Find similar
Air Canada
Dec 4
IAD9:00 amWashington, D.C. Dulles Intl
1h 29m
YYZ10:29 amToronto Pearson Intl
Dec 8
YYZ6:55 pmToronto Pearson Intl
1h 31m
IAD8:26 pmWashington, D.C. Dulles Intl
$228
Find similar

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

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Toronto flight tickets
Delta
Dec 4
IAD11:06 amWashington, D.C. Dulles Intl
3h 42m
1 stop
YYZ2:48 pmToronto Pearson Intl
Dec 9
YYZ6:00 amToronto Pearson Intl
5h 39m
1 stop
IAD11:39 amWashington, D.C. Dulles Intl
$289
Find similar
Delta
Feb 20
IAD12:32 pmWashington, D.C. Dulles Intl
6h 36m
1 stop
YYZ7:08 pmToronto Pearson Intl
Feb 24
YYZ10:05 amToronto Pearson Intl
6h 25m
1 stop
IAD4:30 pmWashington, D.C. Dulles Intl
$310
Find similar
Delta
Nov 20
IAD11:05 amWashington, D.C. Dulles Intl
6h 10m
1 stop
YYZ5:15 pmToronto Pearson Intl
Nov 23
YYZ6:05 pmToronto Pearson Intl
4h 58m
1 stop
IAD11:03 pmWashington, D.C. Dulles Intl
$332
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Toronto 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 November 7, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Toronto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 12/4

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Sun 12/7

8:55 am-10:24 am

Nonstop1h 29m

$211

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 12/2

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

Thu 12/4

8:55 am-10:24 am

Nonstop1h 29m

$212

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Thu 12/4

9:00 am-10:29 am

Nonstop1h 29m

Toronto Pearson Intl

Mon 12/8

6:55 pm-8:26 pm

Nonstop1h 31m

$226

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Thu 12/4

9:00 am-10:29 am

Nonstop1h 29m

Toronto Pearson Intl

Mon 12/8

6:55 pm-8:26 pm

Nonstop1h 31m

$227

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Fri 12/5

9:20 pm-2:20 pm

1 stop17h 00m

Toronto Pearson Intl

Fri 12/12

8:20 pm-8:24 pm

1 stop24h 04m

$236

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 12/2

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

Wed 12/3

8:55 am-10:24 am

Nonstop1h 29m

$237

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 12/5

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

Wed 12/10

8:55 am-10:24 am

Nonstop1h 29m

$258

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Mon 12/29

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Sun 1/4

8:55 am-10:24 am

Nonstop1h 29m

$266

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Thu 12/4

11:06 am-2:48 pm

1 stop3h 42m

Toronto Pearson Intl

Tue 12/9

6:00 am-11:39 am

1 stop5h 39m

$289

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Fri 2/20

12:32 pm-7:08 pm

1 stop6h 36m

Toronto Pearson Intl

Tue 2/24

10:05 am-4:30 pm

1 stop6h 25m

$310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Toronto from

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

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 Washington, D.C. Dulles Intl Airport and Toronto?

What is the cheapest month to fly to Toronto?

The month of June is, on average, the cheapest month to fly to Toronto from Washington, D.C. Dulles Intl Airport, with most prices found around $229. If you are unable to visit Toronto during the month of June, then departing from Washington, D.C. Dulles Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around $240.

What is the cheapest day to depart on your flight to Toronto?

On average, the least expensive day to fly to Toronto from Washington, D.C. Dulles Intl Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $386. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Sunday, with ticket prices averaging around $579.

What is the cheapest time of day to depart on your flight to Toronto?

In the afternoon is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Toronto when you can find flight prices for as low as $359. Flying to Toronto in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Toronto are more costly in the evening, with an average ticket price of $600. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

How far in advance should I book a flight to Toronto?

You are more likely to see cheaper flights to Toronto from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Toronto for around $330 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Toronto from Washington, D.C. Dulles Intl Airport for as low as $250 on momondo.

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

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl to Toronto 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 Washington, D.C. Dulles Intl Airport to Toronto flights?

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

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

As of November 2025, prices for Washington, D.C. Dulles Intl Airport to Toronto flights are approximately 4% more expensive when compared to flights at the same time last year.

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

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

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

Best Price Found

$143

Fastest flight time

1h 27m

Direct flights

Every day

Airports in Toronto

2 airports
The best one-way flight to Toronto from Washington, D.C. Dulles Intl Airport in the past 72 hours is $143. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Toronto found on momondo in the last 72 hours is $233.
The fastest flight from Washington, D.C. Dulles Intl Airport to Toronto takes 1h 27m
Direct flights go from Washington, D.C. Dulles Intl Airport to Toronto every day.
There are 2 airports near Toronto: Toronto Pearson Intl (YYZ), Toronto Island (YTZ)
Search flight deals

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

    Toronto is 339.8 mi away from Washington, D.C. Dulles Intl. Typically, this will take 1h 29m by plane in normal conditions.

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

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

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

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

    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 Toronto.

  • What documentation or ID do you need to fly to Toronto?

    The travel and health documents required for your trip to Toronto 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 Toronto. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Toronto with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $54Free CancellationRating
8.0
388 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $149Free CancellationRating
7.1
10,421 reviews
Search Air Canada flights
Air TransatPriceFrom $176Free CancellationRating
7.8
470 reviews
Search Air Transat flights
United AirlinesPriceFrom $250Free CancellationRating
7.4
9,009 reviews
Search United Airlines flights
WestJetPriceFrom $319Free CancellationRating
7.2
3,156 reviews
Search WestJet flights

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

    Across 11 Porter Airlines flights from Washington, D.C. Dulles Intl Airport to Toronto this week, the average price was $245, with the best Porter Airlines deals starting from $54 round-trip. 388 users have rated Porter Airlines on momondo, with an average score of 8.0/10.

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

    Another popular option for Washington, D.C. Dulles Intl Airport to Toronto flights is Air Transat (7.8/10, 470 ratings). Air Transat flies from Washington, D.C. Dulles Intl Airport to Toronto around 11 times per week, with deals starting from $176 round-trip and rising to an average price of around $246.

Why use momondo?

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

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 Toronto from Washington, D.C..

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

Yes. momondo allows you to filter the results for Washington, D.C. to Toronto flights to just show those with flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Toronto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Washington, D.C. to Toronto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Toronto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 12/7
Sun 12/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada

Fly into one of these airports located in Toronto

Airports listed have a maximum distance of 52.0 mi from Toronto
Toronto Region of Waterloo Intl Airport
Toronto Island Airport
Toronto Pearson Intl Airport