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$92+ Cheap flights from Dulles Intl (IAD) to Toronto (YTO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YTO
Mar 1 — Mar 81
Sat 3/1
Sat 3/8
1 adult, Economy
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The best prices from Washington, D.C. Dulles Intl to Toronto are usually found in February or March, booked 50 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Dulles Intl to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Toronto (YTO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$186
(Trip.com)

One-way from

$92
(Trip.com)

Popular in

August

Cheapest in

February

Average price

$248

Good round-trip deal

$211 or less

Good one-way deal

$99 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Toronto (YTO) flights.
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From Washington, D.C. Dulles Intl to Toronto (YTO)
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One-way flight from Washington, D.C. Dulles Intl to Toronto (YTO)
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Highest demand for flights based on searches. 4% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Toronto (YTO).
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Toronto (YTO).
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Find flight deals from Dulles Intl to Toronto

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 February 24, 2025.

This Trip.com deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/81:45 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 4/1511:30 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 2/24$186
This Priceline deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/87:00 amIAD - YTZ
Nonstop1h 30mMultiple Airlines
Tue 4/88:55 pmYTZ - IAD
Nonstop1h 29mMultiple Airlines
Deal found 2/24$207
This Air Canada deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/14:07 pmIAD - YTZ
1 stop5h 28mAir Canada
Tue 4/88:25 amYTZ - IAD
1 stop4h 47mAir Canada
Deal found 2/24$223
This Air Canada deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/110:19 pmIAD - YYZ
Nonstop1h 35mAir Canada
Tue 4/89:00 amYYZ - IAD
1 stop4h 12mAir Canada
Deal found 2/24$229
This FlightHub deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:00 amIAD - YTZ
Nonstop1h 30mAir Transat
Fri 4/411:30 amYTZ - IAD
Nonstop1h 29mAir Transat
Deal found 2/24$245
This United Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/88:25 amIAD - YYZ
Nonstop1h 39mUnited Airlines
Tue 4/812:20 pmYYZ - IAD
1 stop4h 08mUnited Airlines
Deal found 2/23$256
This Delta deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1812:15 pmIAD - YYZ
1 stop5h 00mDelta
Wed 3/196:49 pmYYZ - IAD
1 stop4h 11mDelta
Deal found 2/23$258
This Kissandfly.com deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2310:19 pmIAD - YYZ
Nonstop1h 35mLufthansa
Fri 4/2512:25 pmYYZ - IAD
Nonstop1h 31mLufthansa
Deal found 2/23$262
This United deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/296:00 amIAD - YYZ
1 stop9h 35mMultiple Airlines
Tue 4/17:00 amYYZ - IAD
1 stop6h 12mMultiple Airlines
Deal found 2/24$268
This Bravofly deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/206:00 amIAD - YYZ
1 stop5h 09mWestJet
Sun 3/236:15 pmYYZ - IAD
1 stop15h 04mWestJet
Deal found 2/24$324
This oojo deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1712:37 pmIAD - YYZ
1 stop22h 21mSun Country Air
Sun 4/208:30 amYYZ - IAD
1 stop26h 13mSun Country Air
Deal found 2/24$416
This Mytrip deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/239:45 pmIAD - YHM
2 stops20h 25mMultiple Airlines
Sun 3/307:00 pmYHM - IAD
2 stops23h 55mMultiple Airlines
Deal found 2/22$1,197

Find flights from Dulles Intl to Toronto within your budget

Customize your flight search to find flights from Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated February 24, 2025.

Fly from

Dulles Intl

Fly to

Toronto

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 4/8

1:45 pm-3:15 pm

Nonstop1h 30m

Toronto Island

Tue 4/15

11:30 am-12:59 pm

Nonstop1h 29m

$186

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 4/8

7:00 am-8:30 am

Nonstop1h 30m

Toronto Island

Tue 4/8

8:55 pm-10:24 pm

Nonstop1h 29m

$207

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 4/1

4:07 pm-9:35 pm

1 stop5h 28m

Toronto Island

Tue 4/8

8:25 am-1:12 pm

1 stop4h 47m

$223

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 4/1

10:19 pm-11:54 pm

Nonstop1h 35m

Toronto Pearson Intl

Tue 4/8

9:00 am-1:12 pm

1 stop4h 12m

$229

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 4/2

7:00 am-8:30 am

Nonstop1h 30m

Toronto Island

Fri 4/4

11:30 am-12:59 pm

Nonstop1h 29m

$245

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 4/8

8:25 am-10:04 am

Nonstop1h 39m

Toronto Pearson Intl

Tue 4/8

12:20 pm-4:28 pm

1 stop4h 08m

$256

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 3/18

12:15 pm-5:15 pm

1 stop5h 00m

Toronto Pearson Intl

Wed 3/19

6:49 pm-11:00 pm

1 stop4h 11m

$258

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Wed 4/23

10:19 pm-11:54 pm

Nonstop1h 35m

Toronto Pearson Intl

Fri 4/25

12:25 pm-1:56 pm

Nonstop1h 31m

$262

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Sat 3/29

6:00 am-3:35 pm

1 stop9h 35m

Toronto Pearson Intl

Tue 4/1

7:00 am-1:12 pm

1 stop6h 12m

$268

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Thu 3/20

6:00 am-11:09 am

1 stop5h 09m

Toronto Pearson Intl

Sun 3/23

6:15 pm-9:19 am

1 stop15h 04m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/23

Showing 1-10 of 26 results
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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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
FlightnetworkPrice Accuracy2 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice 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.
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.

Travel insights for flights from Dulles Intl to Toronto

Get recent, data-driven insights about flights from Dulles Intl to Toronto including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Toronto. Price data was last updated on February 14, 2025.

Booking 50 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 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 $243). Flying from Washington, D.C. Dulles Intl Airport to Toronto in July is currently the most expensive (average of $359). 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?

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 February 24, 2025.

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Toronto at noon. Doing so could potentially save you 40% on the flight price compared to flying in the evening, which is usually more expensive.

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 December 16, 2024.

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

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

Explore weekly flight availability from Dulles Intl to Toronto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 24, 2025.

The most flights from IAD to YTO are scheduled on a Monday (21 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (21 on average).

Rainfall in Toronto by month

Plan your trip to Toronto by taking into account the average rainfall totals by month.

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.

Temperature in Toronto by month

Plan your trip to Toronto by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Toronto. Reviews last updated February 24, 2025.
Peruse reviews from past customers who have flown with Delta, Porter Airlines and Air Transat from Washington, D.C. to Toronto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,174 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,174 reviews
Delta
8.0
Very good
8,174 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines
7.9
Good
277 reviews
Delta
8.0
Very good
8,174 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat
7.8
Good
384 reviews
Delta
8.0
Very good
8,174 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines
7.6
Good
1,495 reviews
Delta
8.0
Very good
8,174 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,742 reviews
Delta
8.0
Very good
8,174 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 Porter Airlines. Our recent data shows that you can find tickets from as low as $186 on this airline. Additional options worth looking into are Air Canada and Air Transat, starting at $229 and $231 round-trip. Users have found that Porter Airlines is 36% 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?

    $92 is the cheapest one-way deal found within the past few days, from Air Transat. You may also be able to find cheap deals on Porter Airlines and Air Canada, with prices starting from $96 and $108, 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 (79%), Copa Airlines (78%), Air Canada (77%).

  • 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 $86. On average you can expect to pay $1,259. The most popular route, (Washington, D.C. Dulles Intl - Toronto Pearson Intl), can usually be booked for $241.

  • 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 $243). Flying from Washington, D.C. Dulles Intl Airport to Toronto in July is currently the most expensive (average of $359). 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.

See more FAQs

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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.
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Top 5 airlines flying from Dulles Intl to Toronto

Discover the top 5 airlines that operate flights from Dulles Intl to Toronto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$125Average$286FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$126Average$346FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$155Average$343FlexibilityNo cancel feeOn-time69%
Air TransatCheapest$250Average$346FlexibilityNo cancel feeOn-time50%
WestJetCheapest$311Average$478FlexibilityNo cancel feeOn-time60%
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