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

A quick flight from Washington, D.C. Dulles Intl Airport to Toronto can take about 1h 32m. Porter Airlines provides one of the quickest options available for as low as $199. Airlines will cover a distance of 339 mi. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Toronto round-trip?

Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Toronto is Delta. Our recent data shows that you can find tickets from as low as $106 on this airline. Additional options worth looking into are Air Canada and Porter Airlines, starting at $116 and $128 round-trip. Users have found that Delta is 65% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Toronto one-way?

$82 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $91 and $96, respectively.

In terms of precipitation, rainfall in Toronto ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Toronto when rainfall is around 2.0 in.

If weather is an important factor for your trip to Toronto, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Toronto?

The most popular route from Washington, D.C. Dulles Intl Airport to Toronto is Washington, D.C. Dulles Intl - Toronto Pearson Intl. You may also consider Washington, D.C. Dulles Intl - Toronto Island or Washington, D.C. Dulles Intl - Hamilton.

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Toronto?

The cheapest flight price from Washington, D.C. Dulles Intl Airport to Toronto is $96. On average you can expect to pay $2,512. The most popular route, (Washington, D.C. Dulles Intl - Toronto Pearson Intl), can usually be booked for $222.

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Toronto?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Toronto on time: ANA (80%), Air Canada (71%), Copa Airlines (70%).

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Toronto?

When booking a flight from Washington, D.C. Dulles Intl Airport to Toronto, you may want to consider flying on Air Canada, United Airlines or Porter Airlines as they are the most popular for this route.

Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Toronto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Toronto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Toronto flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Toronto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Toronto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Dulles Intl to Toronto?

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

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

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

$90+ Cheap Flights from Washington, D.C. Dulles Intl Airport to Toronto

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Toronto are usually found in January or May, booked 48 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Dulles Intl to Toronto

Cheapest

Best

Last-minute

One-way

Cheapest flights from Dulles Intl to Toronto
Explore the most affordable flight options available from Dulles Intl to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.

Thu 11/511:20 am -

Nonstop1h 32m

Wed 11/119:10 am -

Nonstop1h 28m

Deal found 9/13

$194

Wed 10/2811:20 am -

Nonstop1h 32m

Sat 10/319:10 am -

Nonstop1h 28m

Deal found 9/15

$195

Sat 10/244:00 pm -

Nonstop1h 28m

Fri 10/306:40 pm -

Nonstop1h 30m

Deal found 9/15

$195

Fri 11/66:25 pm -

Nonstop1h 34m

Wed 11/119:10 am -

Nonstop1h 28m

Deal found 9/13

$196

Thu 10/2911:20 am -

Nonstop1h 32m

Sun 11/19:10 am -

Nonstop1h 28m

Deal found 9/11

$197

Mon 10/199:55 am -

Nonstop1h 25m

Fri 10/231:55 pm -

Nonstop1h 30m

Deal found 9/11

$197

Mon 10/2611:20 am -

Nonstop1h 32m

Sun 11/14:15 pm -

Nonstop1h 28m

Deal found 9/12

$198

Wed 10/289:55 am -

1 stop4h 50m

Wed 11/42:15 pm -

Nonstop1h 30m

Deal found 9/13

$198

Fri 11/2711:20 am -

Nonstop1h 32m

Mon 11/309:10 am -

Nonstop1h 28m

Deal found 9/15

$199

Fri 10/233:50 pm -

Nonstop1h 30m

Sun 10/259:10 am -

Nonstop1h 28m

Deal found 9/15

$200

Tue 9/2911:25 am -

Nonstop1h 30m

Tue 10/69:15 am -

Nonstop1h 30m

Deal found 9/15

$201

Thu 10/299:55 am -

1 stop6h 01m

Thu 11/59:10 am -

Nonstop1h 28m

Deal found 9/14

$202

Best flights from Dulles Intl to Toronto
Discover carefully curated flight deals from Dulles Intl to Toronto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.

Thu 10/2911:20 am -

Nonstop1h 32m

Sun 11/14:15 pm -

Nonstop1h 28m

Deal found 9/12

$197

Tue 10/276:05 am -

1 stop5h 14m

Sun 11/16:00 am -

1 stop5h 34m

Deal found 9/12

$249

Tue 9/298:20 am -

1 stop11h 17m

Wed 9/301:55 pm -

Nonstop1h 30m

Deal found 9/13

$298

Tue 10/279:55 am -

Nonstop1h 27m

Thu 10/2910:00 am -

Nonstop1h 45m

Deal found 9/11

$343

Wed 10/145:20 pm -

Nonstop1h 37m

Wed 10/213:15 pm -

Nonstop1h 27m

Deal found 9/15

$405

Fri 10/233:50 pm -

Nonstop1h 30m

Tue 10/279:10 am -

Nonstop1h 28m

Deal found 9/11

$203

Fri 10/306:05 am -

1 stop7h 31m

Sun 11/16:00 am -

1 stop5h 34m

Deal found 9/12

$249

Thu 10/226:05 am -

1 stop7h 31m

Mon 10/266:00 am -

1 stop4h 12m

Deal found 9/15

$255

Sun 10/116:05 am -

1 stop7h 31m

Thu 10/152:26 pm -

1 stop8h 50m

Deal found 9/12

$260

Sun 11/2910:10 pm -

Nonstop1h 42m

Wed 12/21:00 pm -

1 stop7h 23m

Deal found 9/15

$329

Thu 10/156:05 am -

1 stop7h 31m

Mon 10/192:26 pm -

1 stop8h 50m

Deal found 9/13

$260

Fri 11/66:11 am -

1 stop7h 52m

Mon 11/96:40 pm -

Nonstop1h 30m

Deal found 9/12

$331

Sat 9/265:15 pm -

1 stop5h 44m

Mon 9/286:10 am -

1 stop5h 35m

Deal found 9/11

$282

Wed 11/255:20 pm -

Nonstop1h 37m

Wed 12/26:45 am -

1 stop4h 43m

Deal found 9/12

$369

Tue 10/2010:30 am -

1 stop6h 18m

Tue 10/2710:20 am -

2 stops10h 03m

Deal found 9/15

$384

Sun 11/296:00 am -

1 stop7h 30m

Wed 12/26:00 am -

1 stop4h 42m

Deal found 9/15

$341

Fri 11/65:20 pm -

Nonstop1h 37m

Wed 11/1110:20 am -

1 stop5h 33m

Deal found 9/13

$403

Wed 10/145:20 pm -

Nonstop1h 37m

Sun 10/1810:20 am -

1 stop10h 54m

Deal found 9/13

$404

Mon 11/305:20 pm -

Nonstop1h 37m

Wed 12/26:45 am -

1 stop4h 43m

Deal found 9/15

$406

Sun 10/255:20 pm -

Nonstop1h 37m

Tue 10/2710:20 am -

1 stop5h 33m

Deal found 9/16

$408

Mon 11/2310:10 am -

1 stop6h 32m

Wed 11/258:20 am -

2 stops8h 06m

Deal found 9/14

$422

Fri 10/96:26 pm -

1 stop21h 29m

Fri 10/168:15 am -

1 stop11h 56m

Deal found 9/14

$559

Fri 10/96:26 pm -

1 stop21h 29m

Mon 10/128:15 am -

1 stop11h 56m

Deal found 9/12

$621

Sun 10/116:08 pm -

1 stop21h 47m

Fri 10/168:15 am -

1 stop11h 56m

Deal found 9/14

$624

Thu 10/153:45 pm -

3 stops23h 20m

Mon 10/196:55 pm -

2 stops20h 02m

Deal found 9/15

$793

Wed 9/309:45 am -

3 stops29h 20m

Sun 10/46:55 pm -

2 stops20h 02m

Deal found 9/11

$927

Tue 10/133:45 pm -

3 stops23h 20m

Thu 10/156:55 pm -

2 stops20h 02m

Deal found 9/16

$1,074

Last-minute flights from Dulles Intl to Toronto
Discover last-minute flight deals from Dulles Intl to Toronto. Data last updated September 16, 2026 and is based on user searches.

Tue 9/2911:25 am -

Nonstop1h 30m

Tue 10/69:15 am -

Nonstop1h 30m

Deal found 9/15

$201

Mon 10/199:55 am -

Nonstop1h 25m

Fri 10/231:55 pm -

Nonstop1h 30m

Deal found 9/11

$197

Thu 10/223:50 pm -

Nonstop1h 30m

Sun 10/259:10 am -

Nonstop1h 28m

Deal found 9/15

$199

Fri 10/233:50 pm -

Nonstop1h 30m

Sun 10/259:10 am -

Nonstop1h 28m

Deal found 9/15

$200

Sat 10/244:00 pm -

Nonstop1h 28m

Fri 10/306:40 pm -

Nonstop1h 30m

Deal found 9/15

$195

Mon 10/2611:20 am -

Nonstop1h 32m

Sat 10/319:10 am -

Nonstop1h 28m

Deal found 9/12

$198

Wed 10/2811:20 am -

Nonstop1h 32m

Sun 11/14:15 pm -

Nonstop1h 28m

Deal found 9/15

$195

Wed 10/2811:20 am -

Nonstop1h 32m

Fri 10/309:10 am -

Nonstop1h 28m

Deal found 9/13

$196

Wed 10/289:55 am -

1 stop4h 50m

Wed 11/42:15 pm -

Nonstop1h 30m

Deal found 9/13

$198

Thu 10/2911:20 am -

Nonstop1h 32m

Sun 11/14:15 pm -

Nonstop1h 28m

Deal found 9/11

$197

Thu 10/299:55 am -

1 stop6h 01m

Thu 11/59:10 am -

Nonstop1h 28m

Deal found 9/14

$202

Sat 10/3111:20 am -

Nonstop1h 32m

Sun 11/14:15 pm -

Nonstop1h 28m

Deal found 9/15

$194

One-way flights from Dulles Intl to Toronto
Search for one-way flight options from Dulles Intl to Toronto. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.

Tue 10/275:20 pm -

Nonstop1h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/16

$90

Tue 10/274:30 pm -

Nonstop1h 27m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/16

$90

Sat 10/105:20 pm -

Nonstop1h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/15

$91

Tue 10/139:55 am -

Nonstop1h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$91

Wed 10/2811:20 am -

Nonstop1h 32m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/16

$94

Thu 10/296:05 am -

1 stop5h 14m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$96

Sat 10/311:25 am -

Nonstop1h 30m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/15

$97

Wed 11/116:07 pm -

1 stop21h 13m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/16

$97

Fri 10/305:20 pm -

Nonstop1h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/15

$99

Sat 10/314:30 pm -

Nonstop1h 27m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/11

$99

Tue 10/133:45 pm -

1 stop5h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/14

$100

Sat 10/103:45 pm -

1 stop4h 30m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/11

$100

Find flight deals from Dulles Intl to Toronto

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$194 (Kiwi.com)
One-way from	$91 (Air Canada)
Popular in	February
Cheapest in	January
Average price	$267
Good round-trip deal	$198 or less
Good one-way deal	$113 or less

Provider with most accurate pricing for Washington, D.C. Dulles Intl-Toronto (YTO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Toronto (YTO) flights.

Search Deals

From Washington, D.C. Dulles Intl to Toronto (YTO)

Search Deals

One-way flight from Washington, D.C. Dulles Intl to Toronto (YTO)

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($37 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Toronto (YTO).

Search Deals

Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Toronto (YTO).

Search Deals

Cheapflights Fare Finder

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 Washington, D.C. Dulles Intl - YTZ Toronto Island

IADYTZ

Washington, D.C. Dulles Intl

Fri 10/23

3:50 pm-5:20 pm

Nonstop1h 30m

Toronto Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$91

Washington, D.C.Toronto

IAD Washington, D.C. Dulles Intl - YTZ Toronto Island

IADYTZ

Washington, D.C. Dulles Intl

Mon 10/19

11:25 am-12:55 pm

Nonstop1h 30m

Toronto Island

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$91

Washington, D.C.Toronto

IAD Washington, D.C. Dulles Intl - YYZ Toronto Pearson Intl

IADYYZ

Washington, D.C. Dulles Intl

Sun 11/22

6:00 am-1:30 pm

1 stop7h 30m

Toronto Pearson Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$96

Washington, D.C.Toronto

IAD Washington, D.C. Dulles Intl - YYZ Toronto Pearson Intl

IADYYZ

Washington, D.C. Dulles Intl

Sun 10/18

6:05 am-1:36 pm

1 stop7h 31m

Toronto Pearson Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$101

Washington, D.C.Toronto

IAD Washington, D.C. Dulles Intl - YYZ Toronto Pearson Intl

IADYYZ

Washington, D.C. Dulles Intl

Sat 10/24

12:20 pm-5:19 pm

1 stop4h 59m

Toronto Pearson Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$101

Washington, D.C.Toronto

IAD Washington, D.C. Dulles Intl - YYZ Toronto Pearson Intl

IADYYZ

Washington, D.C. Dulles Intl

Sat 10/10

5:08 pm-10:56 pm

1 stop5h 48m

Toronto Pearson Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$101

Washington, D.C.Toronto

IAD Washington, D.C. Dulles Intl - YYZ Toronto Pearson Intl

IADYYZ

Washington, D.C. Dulles Intl

Sat 10/3

5:15 pm-10:59 pm

1 stop5h 44m

Toronto Pearson Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$101

Washington, D.C.Toronto

IAD Washington, D.C. Dulles Intl - YYZ Toronto Pearson Intl

IADYYZ

Washington, D.C. Dulles Intl

Tue 10/6

10:57 am-5:19 pm

1 stop6h 22m

Toronto Pearson Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$101

Washington, D.C.Toronto

IAD Washington, D.C. Dulles Intl - YYZ Toronto Pearson Intl

IADYYZ

Washington, D.C. Dulles Intl

Thu 10/1

11:10 am-5:20 pm

1 stop6h 10m

Toronto Pearson Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$101

Washington, D.C.Toronto

IAD Washington, D.C. Dulles Intl - YYZ Toronto Pearson Intl

IADYYZ

Washington, D.C. Dulles Intl

Fri 11/13

6:00 am-1:30 pm

1 stop7h 30m

Toronto Pearson Intl

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$112

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 55 resultsSorted by cheapest first

...

Compare providers for flights from Dulles Intl to Toronto

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Toronto in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Trip.com	Price Accuracy1 star	Trust Score*3 stars
BudgetAir	Price Accuracy2 stars	Trust Score*3 stars
Justfly.com	Price Accuracy3 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star
Super.com	Price Accuracy-	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Toronto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Toronto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Toronto flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Toronto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Toronto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Toronto

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

IAD-YTO

IAD-YTZ

IAD-YYZ

IAD-YHM

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 Washington, D.C. Dulles Intl Airport to Toronto

IAD-YTO

IAD-YTZ

IAD-YYZ

IAD-YHM

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Toronto?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Toronto (average of $314). Flying from Washington, D.C. Dulles Intl Airport to Toronto in February is currently the most expensive (average of $394). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Toronto at noon. Doing so could potentially save you 12% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Toronto

The most flights from IAD to YTO are scheduled on a Monday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Toronto?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Toronto flights typically cost between $208 and $388 in November.
The cheapest round-trip price found within the last 5 days was $194 on Porter Airlines (Nov 5-Nov 11).

How often are flights from Washington, D.C. to Toronto delayed?

About 15% of weekly flights between Washington, D.C. and Toronto have experienced delays in the past year, with the average delay time being 120 minutes.

What is the most punctual flight time for Washington, D.C. to Toronto flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Washington, D.C. to Toronto flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Toronto?

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Toronto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Toronto?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Toronto flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Washington, D.C. Dulles Intl Airport to Toronto flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Toronto trip

Our travel experts

Daniel Scheffler

Expert on Porter Airlines

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Jessica Macdonald

Expert on Air Canada

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Kaitlyn McInnis

Expert on YYZ and YTZ

Kaitlyn is a guidebook author and travel writer splitting her time between Atlantic Canada and Istanbul, Türkiye. She has visited over fifty countries and all seven continents, so she is very familiar with many hotels, airports and airlines around the globe. But her favorite type of vacation is sunbathing by the sea with a good book in hand.

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

See what other customers who have flown with Porter Airlines,Air Transat, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Toronto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

462 reviews

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Porter Airlines

8.0

Very good

462 reviews

Porter Airlines

8.0

Very good

462 reviews

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Air Transat

7.7

Good

579 reviews

Porter Airlines

8.0

Very good

462 reviews

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

United Airlines

7.4

Good

10,214 reviews

Porter Airlines

8.0

Very good

462 reviews

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Air Canada

7.1

Good

11,635 reviews

Porter Airlines

8.0

Very good

462 reviews

Reviews

1 / 20

6.0

Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Related info for your journey

How long is the flight from Washington, D.C. Dulles Intl Airport to Toronto?
A quick flight from Washington, D.C. Dulles Intl Airport to Toronto can take about 1h 32m. Porter Airlines provides one of the quickest options available for as low as $199. Airlines will cover a distance of 339 mi. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Toronto round-trip?
Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Toronto is Delta. Our recent data shows that you can find tickets from as low as $106 on this airline. Additional options worth looking into are Air Canada and Porter Airlines, starting at $116 and $128 round-trip. Users have found that Delta is 65% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Toronto one-way?
$82 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $91 and $96, respectively.
What are the most popular routes from Washington, D.C. Dulles Intl Airport to Toronto?
The most popular route from Washington, D.C. Dulles Intl Airport to Toronto is Washington, D.C. Dulles Intl - Toronto Pearson Intl. You may also consider Washington, D.C. Dulles Intl - Toronto Island or Washington, D.C. Dulles Intl - Hamilton.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Toronto?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Toronto on time: ANA (80%), Air Canada (71%), Copa Airlines (70%).
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Toronto?
The cheapest flight price from Washington, D.C. Dulles Intl Airport to Toronto is $96. On average you can expect to pay $2,512. The most popular route, (Washington, D.C. Dulles Intl - Toronto Pearson Intl), can usually be booked for $222.
Can I find deals for flights from Dulles Intl to Toronto that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Toronto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Toronto.
Can I find deals for business class flights from Dulles Intl to Toronto?
Yes. Cheapflights offers flight deals from Dulles Intl to Toronto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Toronto?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Toronto (average of $314). Flying from Washington, D.C. Dulles Intl Airport to Toronto in February is currently the most expensive (average of $394). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Dulles Intl to Pearson Intl flights

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Top 5 airlines flying from Dulles Intl to Toronto

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$106	Average$254	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$116	Average$328	FlexibilityNo cancel fee	On-time67%
Porter Airlines	Cheapest$128	Average$237	FlexibilityNo cancel fee	On-time52%
United Airlines	Cheapest$246	Average$422	FlexibilityNo cancel fee	On-time69%
Air Transat	Cheapest$263	Average$439	FlexibilityNo cancel fee	On-time50%

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$90+ Cheap flights from Dulles Intl (IAD) to Toronto (YTO)

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Dulles Intl to Toronto

Cheapest flights from Dulles Intl to TorontoExplore the most affordable flight options available from Dulles Intl to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.

Explore the most affordable flight options available from Dulles Intl to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.

Best flights from Dulles Intl to TorontoDiscover carefully curated flight deals from Dulles Intl to Toronto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.

Discover carefully curated flight deals from Dulles Intl to Toronto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.

Last-minute flights from Dulles Intl to TorontoDiscover last-minute flight deals from Dulles Intl to Toronto. Data last updated September 16, 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Toronto. Data last updated September 16, 2026 and is based on user searches.

One-way flights from Dulles Intl to TorontoSearch for one-way flight options from Dulles Intl to Toronto. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.

Search for one-way flight options from Dulles Intl to Toronto. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.

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

Compare providers for flights from Dulles Intl to Toronto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Toronto in September.

Best time to book a flight from Dulles Intl to Toronto

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

Cheapflights Insights

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Toronto?

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

Find hourly flight availability from Dulles Intl to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2026.

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Toronto at noon. Doing so could potentially save you 12% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Toronto

The most flights from IAD to YTO are scheduled on a Monday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Toronto?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Toronto flights typically cost between $208 and $388 in November.The cheapest round-trip price found within the last 5 days was $194 on Porter Airlines (Nov 5-Nov 11).

How often are flights from Washington, D.C. to Toronto delayed?

About 15% of weekly flights between Washington, D.C. and Toronto have experienced delays in the past year, with the average delay time being 120 minutes.

What is the most punctual flight time for Washington, D.C. to Toronto flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Washington, D.C. to Toronto flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Toronto?

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Toronto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Toronto?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Toronto. Price data was last updated on September 12, 2026.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Toronto flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Washington, D.C. Dulles Intl Airport to Toronto flights

AI-powered summary based on content written by travel experts. AI can make mistakes.

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Toronto trip

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Reviews of airlines servicing Toronto

See what other customers who have flown with Porter Airlines,Air Transat, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Toronto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Toronto round-trip?

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Toronto one-way?

What are the most popular routes from Washington, D.C. Dulles Intl Airport to Toronto?

What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Toronto?

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Toronto?

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

How can I find direct flights from Dulles Intl to Toronto?

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

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Toronto?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dulles Intl to Toronto

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

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

Search flights from Dulles Intl to Toronto by cabin class

Find flights from Dulles Intl to Toronto, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Cheapest flights from Dulles Intl to Toronto
Explore the most affordable flight options available from Dulles Intl to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.

Best flights from Dulles Intl to Toronto
Discover carefully curated flight deals from Dulles Intl to Toronto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.

Last-minute flights from Dulles Intl to Toronto
Discover last-minute flight deals from Dulles Intl to Toronto. Data last updated September 16, 2026 and is based on user searches.

One-way flights from Dulles Intl to Toronto
Search for one-way flight options from Dulles Intl to Toronto. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.

Washington, D.C. Dulles Intl Airport to Toronto flights typically cost between $208 and $388 in November.
The cheapest round-trip price found within the last 5 days was $194 on Porter Airlines (Nov 5-Nov 11).