Question 1

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

Accepted Answer

Porter Airlines, at C$ 241, was found to be the cheapest airline from Toronto to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include Air Canada and Air Transat. Porter Airlines is 34% cheaper than the average price of flights available within the next 90 days to this destination.

Question 2

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

Accepted Answer

The cheapest airlines for a one-way flight from Toronto to Washington, D.C. Dulles Intl Airport are Air Transat (C$ 162), Porter Airlines (C$ 166), and Air Canada (C$ 168).

Question 3

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

Accepted Answer

To ensure you get the cheapest price possible for a flight from Toronto to Washington, D.C. Dulles Intl Airport, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 4

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

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from Toronto to Washington, D.C. Dulles Intl Airport (average of C$ 256). Flying from Toronto to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of C$ 352). 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.

Question 5

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

Accepted Answer

Travelers seeking maximum savings on their Toronto to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday afternoons 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.

Question 6

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

Accepted Answer

The most flights from YTO to IAD are scheduled on a Monday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 on average).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Question 9

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

Accepted Answer

On average you can expect to pay C$ 1,976 for a flight from Toronto to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is C$ 197 while the most popular route, (Toronto Pearson Intl - Washington, D.C. Dulles Intl) is currently priced at C$ 224.

Question 10

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

Accepted Answer

Before booking your flight to Washington, D.C. Dulles Intl Airport from Toronto, check out the most reliable airlines to get you to your destination on time: ANA (94%), Republic Airways (82%), Avianca( 81%).

Question 11

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

Accepted Answer

Air Canada, Porter Airlines and Air Transat are the most popular airlines when flying from Toronto to Washington, D.C. Dulles Intl Airport.

Question 12

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

Accepted Answer

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Washington, D.C. Dulles Intl Airport. Check prices with Cheapflights to find a great deal for your trip.

Question 13

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

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 45 days in advance, which can save you up to 111% on flights from Toronto to Washington, D.C. Dulles Intl Airport compared to booking the week you need them. Waiting 45 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 406. For sooner than that we have options available in the next 3 days from C$ 660.

Question 14

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

Accepted Answer

April is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Toronto. Prices for April average C$ 347 per person but you can even find prices for as low as C$ 203. The most expensive prices can be found in the month of June. Opting for a April flight can save you 20% on your journey compared to booking in June

Question 15

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

Accepted Answer

A simple way to save on the total cost of your ticket is to fly from Toronto to Washington, D.C. Dulles Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the evening.

Question 16

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

Accepted Answer

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

Question 17

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

Accepted Answer

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

Question 18

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

Accepted Answer

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

Question 19

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

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Toronto today with Cheapflights!

Question 20

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

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Dulles Intl from Toronto.

Question 21

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

Accepted Answer

Yes, we can. To see specific flights from Toronto to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 22

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

Accepted Answer

Of course! You can now track prices for flights from Toronto to Dulles Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	C$ 241
One-way from	C$ 162
Popular in	October
Cheapest in	January
Average price	C$ 361
Good round-trip deal	C$ 239 or less
Good one-way deal	C$ 225 or less

Airline	Cheapest	Average	Flexibility	On-time
Air Transat	CheapestC$ 202	AverageC$ 372	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights
Porter Airlines	CheapestC$ 210	AverageC$ 311	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
Air Canada	CheapestC$ 268	AverageC$ 406	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 290	AverageC$ 428	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
WestJet	CheapestC$ 425	AverageC$ 556	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Cheap flights from Toronto to Washington, D.C. Dulles Intl Airport from C$ 162

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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Toronto to Washington, D.C. Dulles Intl are usually found in January or April, booked 73 days in advance, depart on a Friday or Thursday and return on a Wednesday

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Find flight deals from Toronto to Dulles Intl

Cheapest flights from Toronto to Dulles IntlExplore the most affordable flight options available from Toronto to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Explore the most affordable flight options available from Toronto to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

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Best time to book a flight from Toronto to Dulles Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Dulles Intl. Price data was last updated on 27 June 2025.

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

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

Find hourly flight availability from Toronto to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Toronto to Dulles Intl. Price data was last updated on 16 December 2024.

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

Explore weekly flight availability from Toronto to Dulles Intl. 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 3 July 2025.

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

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Porter Airlines,Delta, andAir Transat from Toronto to Washington, D.C. Dulles Intl Airport 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

Find useful and relevant information for your journey from Toronto to Dulles Intl. 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 Toronto to Washington, D.C. Dulles Intl Airport round-trip?

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

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

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

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

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

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

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

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Top 5 airlines flying from Toronto to Dulles Intl

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

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

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Cheapest flights from Toronto to Dulles Intl
Explore the most affordable flight options available from Toronto to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.