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Cheap flights from Washington, D.C. Dulles Intl Airport to Toronto Island Airport from C$ 133

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YTZ
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Dulles Intl to Toronto Island

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Toronto Island (YTZ). 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 17 September 2025.

Round-trip from

C$ 292

One-way from

C$ 133

Popular in

December

Cheapest in

May

Average price

C$ 332

Good round-trip deal

C$ 333 or less

Good one-way deal

C$ 189 or less
Porter Airlines
  • Porter Airlines
  • 8/11-14/11
  • Nonstop
  • 2h 59m total
  • Washington, D.C. to Toronto
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Porter Airlines
  • Porter Airlines
  • 12/10
  • Nonstop
  • 1h 33m total
  • Washington, D.C. to Toronto
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 67 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 18 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Toronto Island.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Toronto Island.
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Find flight deals from Dulles Intl to Toronto Island

Cheapest flights from Dulles Intl to Toronto Island
Explore the most affordable flight options available from Dulles Intl to Toronto Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Sat 8/111:45 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Fri 14/118:55 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 14/9C$ 292
Thu 16/104:20 p.m.IAD - YTZ
Nonstop1h 33mPorter Airlines
Thu 23/101:35 p.m.YTZ - IAD
Nonstop1h 31mPorter Airlines
Deal found 16/9C$ 293
Thu 16/104:20 p.m.IAD - YTZ
Nonstop1h 33mPorter Airlines
Wed 22/101:35 p.m.YTZ - IAD
Nonstop1h 31mPorter Airlines
Deal found 15/9C$ 294
Tue 7/104:20 p.m.IAD - YTZ
Nonstop1h 33mPorter Airlines
Thu 16/108:45 a.m.YTZ - IAD
Nonstop1h 31mPorter Airlines
Deal found 15/9C$ 296
Fri 7/116:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Fri 14/118:55 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 14/9C$ 297
Mon 6/1011:35 a.m.IAD - YTZ
Nonstop1h 33mPorter Airlines
Thu 16/101:35 p.m.YTZ - IAD
Nonstop1h 31mPorter Airlines
Deal found 15/9C$ 299
Fri 17/104:20 p.m.IAD - YTZ
Nonstop1h 33mPorter Airlines
Sat 18/101:35 p.m.YTZ - IAD
Nonstop1h 31mPorter Airlines
Deal found 17/9C$ 300
Thu 16/1011:35 a.m.IAD - YTZ
Nonstop1h 33mPorter Airlines
Tue 21/101:35 p.m.YTZ - IAD
Nonstop1h 31mPorter Airlines
Deal found 16/9C$ 301
Sat 1/111:45 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 4/113:45 p.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 15/9C$ 303
Sat 1/111:45 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Thu 6/118:55 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 16/9C$ 304
Wed 29/106:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Sun 2/118:55 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 16/9C$ 305

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Toronto Island 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 629,999 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Toronto Island Airport that are best for you.

Fly from

Dulles Intl

Fly to

Toronto Island

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 6/11

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Wed 12/11

3:45 p.m.-5:14 p.m.

Nonstop1h 29m

C$ 292

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 16/10

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

Nonstop1h 33m

Toronto Island

Sun 19/10

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

Nonstop1h 31m

C$ 292

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 6/11

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Sat 15/11

11:00 a.m.-12:29 p.m.

Nonstop1h 29m

C$ 292

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sat 1/11

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

Nonstop1h 30m

Toronto Island

Tue 4/11

3:45 p.m.-5:14 p.m.

Nonstop1h 29m

C$ 304

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 17/10

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

Nonstop1h 33m

Toronto Island

Mon 20/10

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

Nonstop1h 31m

C$ 307

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 15/10

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

Nonstop1h 33m

Toronto Island

Wed 12/11

8:55 a.m.-10:24 a.m.

Nonstop1h 29m

C$ 307

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 11/11

6:30 p.m.-8:00 p.m.

Nonstop1h 30m

Toronto Island

Wed 12/11

8:55 a.m.-10:24 a.m.

Nonstop1h 29m

C$ 311

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 30/10

9:45 a.m.-2:55 p.m.

1 stop5h 10m

Toronto Island

Thu 6/11

3:45 p.m.-5:14 p.m.

Nonstop1h 29m

C$ 312

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sun 2/11

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Fri 7/11

8:55 a.m.-10:24 a.m.

Nonstop1h 29m

C$ 319

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 24/10

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

Nonstop1h 33m

Toronto Island

Sat 25/10

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

Nonstop1h 31m

C$ 322

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 22 results
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Best time to book a flight from Dulles Intl to Toronto Island

Have a flexible travel schedule? Discover the best time to fly to Toronto Island 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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Toronto Island Airport

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Toronto Island Airport (average of C$ 216). Flying from Washington, D.C. Dulles Intl Airport to Toronto Island Airport in November is currently the most expensive (average of C$ 297). 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 YTZ?

Find hourly flight availability from Dulles Intl to Toronto Island. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Toronto Island Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 22% on airfare.

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

Reviews of airlines servicing Toronto Island

Get insights into the airlines that provide service to Toronto Island. 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 Island. Reviews last updated 17 September 2025.
See what other customers who have flown with Porter Airlines from Washington, D.C. Dulles Intl Airport to Toronto Island Airport 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
7.9
Good
365 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

7.9

Food

7.6

Comfort

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
365 reviews
Porter Airlines
7.9
Good
365 reviews
Check prices

Boarding

8.2

Crew

8.6

Overall

7.9

Food

7.6

Comfort

7.9

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

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

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

    Airlines like Porter Airlines fly from Washington, D.C. Dulles Intl Airport to Toronto Island Airport in about 1h 30m. The time it takes to get you to your destination is usually consistent. There are 546 km between Washington, D.C. Dulles Intl Airport and Toronto Island Airport. All flights are typically direct.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Toronto Island Airport round-trip?

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Toronto Island Airport is Porter Airlines. Our recent data shows that you can find tickets from as low as C$ 242 on this airline. This flight start at 33% lower than the current average price 3 months from now.

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

    The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Toronto Island Airport are Porter Airlines (80%), Air Transat (80%) and Porter Airlines (80%).

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

    Looking at all options, your cheapest flight can be booked for C$ 132. While the most popular route (Washington, D.C. Dulles Intl - Toronto Island) can be booked for C$ 289 on average, our data indicates C$ 731 when flying from Washington, D.C. Dulles Intl Airport to Toronto Island Airport.

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

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

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

    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 Island.

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Toronto Island 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 Island Airport?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Toronto Island Airport (average of C$ 216). Flying from Washington, D.C. Dulles Intl Airport to Toronto Island Airport in November is currently the most expensive (average of C$ 297). 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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Top airline flying from Dulles Intl to Toronto Island

Discover the top airline that operate flights from Dulles Intl to Toronto Island. 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 629,999 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 242AverageC$ 446FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Dulles Intl to Toronto Island?

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Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Toronto Island?

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Can Cheapflights find flights from Dulles Intl to Toronto Island with no change fees?

Need flexible booking options for your flight to Toronto Island from Dulles Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Dulles Intl to Toronto Island become cheaper?

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