Cheap flights from Washington, D.C. Dulles Intl Airport to Toronto from $107

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 5/4. 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

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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 pm
IAD
-
YTZ
1h 30mnonstop
Porter Airlines Logo
9:25 am - 10:54 am
YTZ
-
IAD
1h 29mnonstop
$208Porter Airlines
Thu, Apr 23 - Mon, Apr 27
Porter Airlines Logo
1:45 pm - 3:15 pm
IAD
-
YTZ
1h 30mnonstop
Porter Airlines Logo
1:50 pm - 3:21 pm
YTZ
-
IAD
1h 31mnonstop
$209Porter Airlines
Sat, Apr 25 - Sun, May 3
Porter Airlines Logo
11:40 am - 1:10 pm
IAD
-
YTZ
1h 30mnonstop
Porter Airlines Logo
1:50 pm - 3:21 pm
YTZ
-
IAD
1h 31mnonstop
$210Porter Airlines
Thu, Apr 30 - Sun, May 3
Porter Airlines Logo
11:30 am - 1:00 pm
IAD
-
YTZ
1h 30mnonstop
Porter Airlines Logo
9:15 am - 10:46 am
YTZ
-
IAD
1h 31mnonstop
$211Porter Airlines
Sat, May 2 - Sat, May 9
Porter Airlines Logo
4:00 pm - 5:30 pm
IAD
-
YTZ
1h 30mnonstop
Porter Airlines Logo
9:15 am - 10:46 am
YTZ
-
IAD
1h 31mnonstop
$212Porter Airlines
Thu, Jun 18 - Sun, Jun 21
Air Canada Logo
3:45 pm - 9:58 pm
IAD
-
YYZ
6h 13m
1 stop
Air Canada Logo
1:55 pm - 3:29 pm
YYZ
-
IAD
1h 34mnonstop
$237Air Canada
Sun, May 17 - Sun, May 24
Air Canada Logo
3:45 pm - 9:58 pm
IAD
-
YYZ
6h 13m
1 stop
Air Canada Logo
1:55 pm - 3:29 pm
YYZ
-
IAD
1h 34mnonstop
$238Air Canada
Sun, May 17 - Sun, May 24
Multiple Airlines Logo
7:00 pm - 10:34 pm
IAD
-
YHM
27h 34m
2 stops
Multiple Airlines Logo
5:45 pm - 6:10 pm
YHM
-
IAD
24h 25m
2 stops
$806Multiple Airlines
Fri, Jun 5 - Sun, Jun 7
Multiple Airlines Logo
7:00 pm - 11:13 pm
IAD
-
YHM
28h 13m
1 stop
Multiple Airlines Logo
6:10 pm - 4:21 pm
YHM
-
IAD
22h 11m
2 stops
$904Multiple Airlines
Mon, May 18 - Mon, May 25
WestJet Logo
6:00 am - 5:15 pm
IAD
-
YHM
35h 15m
3 stops
WestJet Logo
6:10 pm - 11:32 pm
YHM
-
IAD
29h 22m
3 stops
$1,108WestJet
Wed, Apr 29 - Fri, May 1

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

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to Toronto flight tickets
United Airlines
Apr 25
IAD10:10 amWashington, D.C. Dulles Intl
6h 46m
1 stop
YYZ4:56 pmToronto Pearson Intl
Apr 25
YYZ7:43 pmToronto Pearson Intl
1h 42m
IAD9:25 pmWashington, D.C. Dulles Intl
$263
United Airlines
Jun 9
IAD12:40 pmWashington, D.C. Dulles Intl
1h 39m
YYZ2:19 pmToronto Pearson Intl
Jun 11
YYZ2:30 pmToronto Pearson Intl
1h 43m
IAD4:13 pmWashington, D.C. Dulles Intl
$277
United Airlines
Apr 22
IAD8:20 amWashington, D.C. Dulles Intl
1h 44m
YYZ10:04 amToronto Pearson Intl
Apr 24
YYZ12:45 pmToronto Pearson Intl
1h 39m
IAD2:24 pmWashington, D.C. Dulles Intl
$278

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
May 2
IAD9:45 amWashington, D.C. Dulles Intl
4h 37m
1 stop
YTZ2:22 pmToronto Island
May 9
YTZ10:45 amToronto Island
4h 18m
1 stop
IAD3:03 pmWashington, D.C. Dulles Intl
$231
Air Canada
May 17
IAD3:45 pmWashington, D.C. Dulles Intl
6h 13m
1 stop
YYZ9:58 pmToronto Pearson Intl
May 24
YYZ1:55 pmToronto Pearson Intl
1h 34m
IAD3:29 pmWashington, D.C. Dulles Intl
$237
Air Canada
May 17
IAD3:45 pmWashington, D.C. Dulles Intl
6h 13m
1 stop
YYZ9:58 pmToronto Pearson Intl
May 24
YYZ1:55 pmToronto Pearson Intl
1h 34m
IAD3:29 pmWashington, D.C. Dulles Intl
$238

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 April 4, 2026.
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

Cheapest round-trip
Quickest round-trip

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 4/23

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Mon 4/27

9:25 am-10:54 am

Nonstop1h 29m

$208

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sat 4/25

1:45 pm-3:15 pm

Nonstop1h 30m

Toronto Island

Sun 5/3

1:50 pm-3:21 pm

Nonstop1h 31m

$209

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 4/30

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Sun 5/3

1:50 pm-3:21 pm

Nonstop1h 31m

$210

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sat 5/2

11:30 am-1:00 pm

Nonstop1h 30m

Toronto Island

Sat 5/9

9:15 am-10:46 am

Nonstop1h 31m

$211

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 6/18

4:00 pm-5:30 pm

Nonstop1h 30m

Toronto Island

Sun 6/21

9:15 am-10:46 am

Nonstop1h 31m

$212

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Sun 5/17

3:45 pm-9:58 pm

1 stop6h 13m

Toronto Pearson Intl

Sun 5/24

1:55 pm-3:29 pm

Nonstop1h 34m

$237

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Sun 5/17

3:45 pm-9:58 pm

1 stop6h 13m

Toronto Pearson Intl

Sun 5/24

1:55 pm-3:29 pm

Nonstop1h 34m

$238

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 6/5

7:00 pm-10:34 pm

2 stops27h 34m

Hamilton

Sun 6/7

5:45 pm-6:10 pm

2 stops24h 25m

$806

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 5/18

7:00 pm-11:13 pm

1 stop28h 13m

Hamilton

Mon 5/25

6:10 pm-4:21 pm

2 stops22h 11m

$904

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Wed 4/29

6:00 am-5:15 pm

3 stops35h 15m

Hamilton

Fri 5/1

6:10 pm-11:32 pm

3 stops29h 22m

$1,108

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $238. If you are unable to visit Toronto during the month of June, then departing from Washington, D.C. Dulles Intl Airport during the month January is also very affordable. Most momondo users find prices during this month for around $252.

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 $374. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Toronto is Monday, with ticket prices averaging around $495.

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 $369. 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 morning, with an average ticket price of $454. Departure times in the morning 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 $352 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 $270 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 April 2026, prices for Washington, D.C. Dulles Intl Airport to Toronto flights are approximately 44% cheaper 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

$112

Fastest flight time

1h 18m

Direct flights

Every day

Airports in Toronto

3 airports
The best one-way flight to Toronto from Washington, D.C. Dulles Intl Airport in the past 72 hours is $112. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Toronto found on momondo in the last 72 hours is $257.
The fastest flight from Washington, D.C. Dulles Intl Airport to Toronto takes 1h 18m
Direct flights go from Washington, D.C. Dulles Intl Airport to Toronto every day.
There are 3 airports in Toronto. From Washington, D.C. Dulles Intl Airport there are direct flights to Toronto Pearson Intl (YYZ), Toronto Island (YTZ).

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

  • 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 18m 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
431 reviews
Search Porter Airlines flights
DeltaPriceFrom $138Free CancellationRating
7.9
8,382 reviews
Search Delta flights
Air TransatPriceFrom $176Free CancellationRating
7.7
532 reviews
Search Air Transat flights
Air CanadaPriceFrom $196Free CancellationRating
7.1
10,890 reviews
Search Air Canada flights
United AirlinesPriceFrom $242Free CancellationRating
7.4
9,541 reviews
Search United Airlines flights
  • Porter Airlines Flights From Washington, D.C. Dulles Intl Airport to Toronto

    Across 9 Porter Airlines flights from Washington, D.C. Dulles Intl Airport to Toronto this week, the average price was $240, with the best Porter Airlines deals starting from $54 round-trip. 431 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 (7.7/10, 532 ratings). Air Transat flies from Washington, D.C. Dulles Intl Airport to Toronto around 9 times per week, with deals starting from $176 round-trip and rising to an average price of around $245.

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.

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1 adult
Mon 5/4
Mon 5/11

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