How long does it take to fly to Washington, D.C. Dulles Intl Airport?

The average flight duration from Region of Ontario to Washington, D.C. Dulles Intl Airport depends on which airport you fly into and out of. Flying from Toronto to Washington, D.C. Dulles Intl Airport is 1h 28m on average, while flying from Ottawa to Washington, D.C. Dulles Intl Airport is 1h 43m on average. Washington, D.C. Dulles Intl Airport is the most popular airport in Washington, D.C. Dulles Intl Airport.

Which airlines fly to Washington, D.C. Dulles Intl Airport?

Air Canada, Porter Airlines and United Airlines are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from Region of Ontario according to our data. Air Canada is the first choice among our users, with 49% of people opting to fly with this airline when travelling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 4 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Washington, D.C. Dulles Intl?

Air Canada, Porter Airlines, and Delta are the most popular carriers operating from Ontario to Washington, D.C. Dulles Intl

How many operators does momondo search for flights from Ontario to Washington, D.C. Dulles Intl Airport?

As of June 2026, there are 4 operators available to choose from for flights from Ontario to Washington, D.C. Dulles Intl Airport.

How old do you have to be to fly from Ontario to Washington, D.C. Dulles Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 186 Cheap Flights from Region of Ontario to Washington, D.C. Dulles Intl Airport in 2026

Q: How many flights depart from Region of Ontario to Washington, D.C. Dulles Intl Airport on average per day?

As of June 2026, there are 40 flights per day flying from Region of Ontario to Washington, D.C. Dulles Intl Airport. The most common time of day flights depart is 9:00a.m., with 37% of flights taking off in the afternoon.

Q: How many flights depart from Region of Ontario to Washington, D.C. Dulles Intl Airport on average per week?

As of June 2026, there are 280 flights per week flying from Region of Ontario to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Wed, with 17% of flights taking off on this day.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:55 a.m. - 10:25 a.m.

YTZ

IAD

1h 30mdirect

3:55 p.m. - 5:25 p.m.

IAD

YTZ

1h 30mdirect

C$ 291Porter Airlines

Thu, 16 Jul - Sun, 19 Jul

8:55 a.m. - 10:25 a.m.

YTZ

IAD

1h 30mdirect

3:55 p.m. - 5:25 p.m.

IAD

YTZ

1h 30mdirect

C$ 292Porter Airlines

Thu, 16 Jul - Sun, 19 Jul

1:40 p.m. - 3:11 p.m.

YTZ

IAD

1h 31mdirect

11:05 a.m. - 12:35 p.m.

IAD

YTZ

1h 30mdirect

C$ 294Porter Airlines

Sat, 11 Jul - Tue, 14 Jul

1:40 p.m. - 3:11 p.m.

YTZ

IAD

1h 31mdirect

3:55 p.m. - 5:25 p.m.

IAD

YTZ

1h 30mdirect

C$ 295Porter Airlines

Sat, 11 Jul - Sun, 12 Jul

1:55 p.m. - 3:24 p.m.

YYZ

IAD

1h 29mdirect

9:55 a.m. - 11:21 a.m.

IAD

YYZ

1h 26mdirect

C$ 345Air Canada

Fri, 24 Jul - Sun, 26 Jul

8:45 a.m. - 2:12 p.m.

YYZ

IAD

5h 27m

1 stop

5:15 p.m. - 7:02 p.m.

IAD

YYZ

1h 47mdirect

C$ 346United Airlines

Wed, 8 Jul - Wed, 8 Jul

1:55 p.m. - 3:24 p.m.

YYZ

IAD

1h 29mdirect

4:20 p.m. - 5:50 p.m.

IAD

YYZ

1h 30mdirect

C$ 350Air Canada

Fri, 10 Jul - Tue, 14 Jul

10:05 a.m. - 10:59 p.m.

YXU

IAD

12h 54m

2 stops

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

IAD

YXU

5h 00m

1 stop

C$ 908United Airlines

Tue, 1 Sep - Wed, 2 Sep

8:40 p.m. - 3:11 p.m.

YXU

IAD

18h 31m

3 stops

11:25 a.m. - 5:20 a.m.

IAD

YXU

17h 55m

3 stops

C$ 1,240Multiple Airlines

Fri, 24 Jul - Mon, 31 Aug

8:40 p.m. - 3:11 p.m.

YXU

IAD

18h 31m

3 stops

11:24 a.m. - 5:20 a.m.

IAD

YXU

17h 56m

2 stops

C$ 1,281Multiple Airlines

Fri, 24 Jul - Mon, 31 Aug

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Porter Airlines flights from Region of Ontario to Washington, D.C. Dulles Intl Airport

Our best Porter Airlines deals on Region of Ontario to Washington, D.C. Dulles Intl Airport flight tickets

Porter Airlines

16 Jul

YTZ8:55 a.m.Toronto Island

1h 30m

IAD10:25 a.m.Washington, D.C. Dulles Intl

19 Jul

IAD3:55 p.m.Washington, D.C. Dulles Intl

1h 30m

YTZ5:25 p.m.Toronto Island

C$ 291

Porter Airlines

16 Jul

YTZ8:55 a.m.Toronto Island

1h 30m

IAD10:25 a.m.Washington, D.C. Dulles Intl

19 Jul

IAD3:55 p.m.Washington, D.C. Dulles Intl

1h 30m

YTZ5:25 p.m.Toronto Island

C$ 292

Porter Airlines

11 Jul

YTZ1:40 p.m.Toronto Island

1h 31m

IAD3:11 p.m.Washington, D.C. Dulles Intl

14 Jul

IAD11:05 a.m.Washington, D.C. Dulles Intl

1h 30m

YTZ12:35 p.m.Toronto Island

C$ 294

United Airlines flights from Region of Ontario to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Region of Ontario to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

8 Jul

YYZ8:45 a.m.Toronto Pearson Intl

5h 27m

1 stop

IAD2:12 p.m.Washington, D.C. Dulles Intl

8 Jul

IAD5:15 p.m.Washington, D.C. Dulles Intl

1h 47m

YYZ7:02 p.m.Toronto Pearson Intl

C$ 346

United Airlines

7 Jul

YYZ4:05 p.m.Toronto Pearson Intl

5h 08m

1 stop

IAD9:13 p.m.Washington, D.C. Dulles Intl

8 Jul

IAD6:10 a.m.Washington, D.C. Dulles Intl

12h 24m

1 stop

YYZ6:34 p.m.Toronto Pearson Intl

C$ 431

United Airlines

7 Jul

YYZ8:00 p.m.Toronto Pearson Intl

11h 22m

1 stop

IAD7:22 a.m.Washington, D.C. Dulles Intl

8 Jul

IAD5:15 p.m.Washington, D.C. Dulles Intl

1h 47m

YYZ7:02 p.m.Toronto Pearson Intl

C$ 436

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 16/7

8:55 a.m.-10:25 a.m.

Nonstop1h 30m

Washington, D.C. Dulles Intl

Sun 19/7

3:55 p.m.-5:25 p.m.

Nonstop1h 30m

C$ 291

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 16/7

8:55 a.m.-10:25 a.m.

Nonstop1h 30m

Washington, D.C. Dulles Intl

Sun 19/7

3:55 p.m.-5:25 p.m.

Nonstop1h 30m

C$ 292

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Sat 11/7

1:40 p.m.-3:11 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Tue 14/7

11:05 a.m.-12:35 p.m.

Nonstop1h 30m

C$ 294

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Sat 11/7

1:40 p.m.-3:11 p.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Sun 12/7

3:55 p.m.-5:25 p.m.

Nonstop1h 30m

C$ 295

Quickest round-trip

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 24/7

1:55 p.m.-3:24 p.m.

Nonstop1h 29m

Washington, D.C. Dulles Intl

Sun 26/7

9:55 a.m.-11:21 a.m.

Nonstop1h 26m

C$ 345

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Wed 8/7

8:45 a.m.-2:12 p.m.

1 stop5h 27m

Washington, D.C. Dulles Intl

Wed 8/7

5:15 p.m.-7:02 p.m.

Nonstop1h 47m

C$ 346

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 10/7

1:55 p.m.-3:24 p.m.

Nonstop1h 29m

Washington, D.C. Dulles Intl

Tue 14/7

4:20 p.m.-5:50 p.m.

Nonstop1h 30m

C$ 350

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Tue 1/9

10:05 a.m.-10:59 p.m.

2 stops12h 54m

Washington, D.C. Dulles Intl

Wed 2/9

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

1 stop5h 00m

C$ 908

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Fri 24/7

8:40 p.m.-3:11 p.m.

3 stops18h 31m

Washington, D.C. Dulles Intl

Mon 31/8

11:25 a.m.-5:20 a.m.

3 stops17h 55m

C$ 1,240

LondonWashington, D.C.

YXU - IAD

YXUIAD

London

Fri 24/7

8:40 p.m.-3:11 p.m.

3 stops18h 31m

Washington, D.C. Dulles Intl

Mon 31/8

11:24 a.m.-5:20 a.m.

2 stops17h 56m

C$ 1,281

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to Washington, D.C. Dulles Intl Airport

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

Prices

Airlines

Other information

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

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from Region of Ontario is in July. Flight prices, which tend to average around C$ 123, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. Dulles Intl Airport in July, then you should wait until June to fly from Region of Ontario, when ticket prices are also cheap, with an average price of C$ 129.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Friday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from Region of Ontario. The lowest ticket price found for a Friday departure recently was C$ 552. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Sunday is C$ 1,043.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our most recent data shows that the best time of day to fly to Washington, D.C. Dulles Intl Airport is in the afternoon. Flights from Region of Ontario to Washington, D.C. Dulles Intl Airport during this time can be as low as C$ 530. In the evening is when there is more demand to fly to Washington, D.C. Dulles Intl Airport, so prices are often more expensive at around C$ 881 per ticket.

What is the cheapest Ontario to Washington, D.C. Dulles Intl flight route?

Fly from Toronto Island to Washington, D.C. Dulles Intl for the best Ontario - Washington, D.C. Dulles Intl flight prices

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

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around C$ 438 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Region of Ontario for as low as C$ 394 on momondo.

What cabin class options are available on Region of Ontario to Washington, D.C. Dulles Intl Airport flights?

There are 4 cabin classes available to choose from on Region of Ontario to Washington, D.C. Dulles Intl Airport 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 Region of Ontario to Washington, D.C. Dulles Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Region of Ontario to Washington, D.C. Dulles Intl Airport.

Cheap Region of Ontario to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Washington, D.C. Dulles Intl Airport

Best price found	C$ 227
Fastest flight time	1h 28m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from Region of Ontario in the past 72 hours is C$ 227. The best round-trip flight deal from Region of Ontario to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is C$ 308.

The fastest flight from Region of Ontario to Washington, D.C. Dulles Intl Airport takes 1h 28m

Direct flights go from Region of Ontario to Washington, D.C. Dulles Intl Airport every day.

Search flight deals

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

When did momondo last update prices for flights from Ontario to Washington, D.C. Dulles Intl Airport?
Prices for flights from Ontario to Washington, D.C. Dulles Intl Airport are updated daily.
How many operators does momondo search for flights from Ontario to Washington, D.C. Dulles Intl Airport?
As of June 2026, there are 4 operators available to choose from for flights from Ontario to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from Ontario to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Region of Ontario to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between Region of Ontario and Washington, D.C. Dulles Intl Airport, the leading plane model is De Havilland (Bombardier) DHC-8-400 Dash 8Q, making up 30.88% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 19.91%, Embraer 175 with 14.40%, and Canadair (Bombardier) Regional Jet 900 with 5.39%.

Best airlines flying from Region of Ontario to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Region of Ontario to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 129	Free Cancellation	Rating 7.1 11,251 reviews	Search Air Canada flights
Porter Airlines	PriceFrom C$ 229	Free Cancellation	Rating 8.0 439 reviews	Search Porter Airlines flights
Air Transat	PriceFrom C$ 305	Free Cancellation	Rating 7.8 558 reviews	Search Air Transat flights
United Airlines	PriceFrom C$ 346	Free Cancellation	Rating 7.4 9,881 reviews	Search United Airlines flights

Alexandria

Gettysburg

Chantilly

Fairfax

Arlington

Gaithersburg

Linthicum Heights

National Harbor

Reston

Winchester

Herndon

Fredericksburg

Ashburn

Manassas

Woodbridge

Leesburg

Silver Spring

Falls Church

Sterling

Rockville

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Washington, D.C.?

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 Washington, D.C. from Ontario.

Can I find flights from Ontario to Washington, D.C. with flexible booking policies on momondo?

Flights from Ontario to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to Washington, D.C.?

Once all potential Ontario to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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Cheap flights from Ontario to Washington, D.C. from C$ 186

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Washington, D.C. departing on 8/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Porter Airlines flights from Region of Ontario to Washington, D.C. Dulles Intl Airport

Our best Porter Airlines deals on Region of Ontario to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines flights from Region of Ontario to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Region of Ontario to Washington, D.C. Dulles Intl Airport flight tickets

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

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Region of Ontario to Washington, D.C. Dulles Intl Airport

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

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest Ontario to Washington, D.C. Dulles Intl flight route?

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

What cabin class options are available on Region of Ontario to Washington, D.C. Dulles Intl Airport flights?

Can stopping save me money on Region of Ontario to Washington, D.C. Dulles Intl Airport flights?

What is the cheapest airline that flies from Ontario to Washington, D.C. Dulles Intl?

Which airlines fly to Washington, D.C. Dulles Intl Airport?

How many flights depart from Region of Ontario to Washington, D.C. Dulles Intl Airport on average per day?

How many flights depart from Region of Ontario to Washington, D.C. Dulles Intl Airport on average per week?

How long does it take to fly to Washington, D.C. Dulles Intl Airport?

Cheap Region of Ontario to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Washington, D.C. Dulles Intl Airport

Best price found

Fastest flight time

Direct flights

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

Best airlines flying from Region of Ontario to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Region of Ontario to Washington, D.C. Dulles Intl Airport with momondo

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An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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