How long is the flight from Washington, D.C. to Region of Ontario?

Average flight duration from Washington, D.C. to Region of Ontario depends on which airport you fly into and out of. Flying from Washington, D.C. to Toronto Pearson Intl Airport is 1h 24m on average, while flying from Baltimore to Toronto Pearson Intl Airport is 5h 23m on average. Toronto Pearson Intl Airport is the most popular airport in Region of Ontario.

What airlines fly to Region of Ontario?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Region of Ontario from Washington, D.C. according to our data. Air Canada is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 7 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

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

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

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

As of July 2026, there are 63 flights per day flying from Washington, D.C. to Region of Ontario. The most common time of day flights depart is 5:00PM, with 47% of flights taking off in the afternoon.

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

442 flights are operational weekly from Washington, D.C. to Region of Ontario as of July 2026. The most popular departure day for this route is Thu, with 15% of flights per week taking off on this day.

When did momondo last update prices for flights from Washington, D.C. to Ontario?

Prices for flights from Washington, D.C. to Ontario refresh daily.

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

As of July 2026, there are 7 operators available to choose from for flights from Washington, D.C. to Ontario.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Ontario.

What documentation or ID do you need to fly to Ontario?

The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$103 Cheap Flights from Washington, D.C. to Ontario in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:50 pm - 5:20 pm

IAD

YTZ

1h 30mnonstop

1:40 pm - 3:10 pm

YTZ

IAD

1h 30mnonstop

$215Porter Airlines

Wed, Aug 19 - Thu, Aug 20

3:50 pm - 5:20 pm

IAD

YTZ

1h 30mnonstop

9:15 am - 10:45 am

YTZ

IAD

1h 30mnonstop

$217Porter Airlines

Thu, Oct 1 - Sun, Oct 4

8:40 pm - 10:11 pm

DCA

YYZ

1h 31mnonstop

7:20 am - 8:55 am

YYZ

DCA

1h 35mnonstop

$220Air Canada

Sun, Sep 13 - Sun, Sep 20

9:45 am - 2:21 pm

IAD

YTZ

4h 36m

1 stop

3:45 pm - 5:08 pm

YTZ

IAD

1h 23mnonstop

$220Air Canada

Wed, Sep 2 - Sun, Sep 6

11:25 am - 12:55 pm

IAD

YTZ

1h 30mnonstop

1:40 pm - 3:10 pm

YTZ

IAD

1h 30mnonstop

$220Multiple Airlines

Sun, Sep 20 - Thu, Sep 24

11:25 am - 12:55 pm

IAD

YTZ

1h 30mnonstop

9:15 am - 10:45 am

YTZ

IAD

1h 30mnonstop

$220Multiple Airlines

Thu, Aug 27 - Thu, Sep 3

11:56 am - 1:38 pm

DCA

YYZ

1h 42mnonstop

11:02 am - 12:44 pm

YYZ

DCA

1h 42mnonstop

$232American Airlines

Sun, Sep 27 - Tue, Sep 29

10:15 am - 11:59 am

DCA

YYZ

1h 44mnonstop

11:01 am - 12:44 pm

YYZ

DCA

1h 43mnonstop

$232American Airlines

Mon, Aug 24 - Tue, Sep 1

10:19 pm - 11:54 pm

IAD

YYZ

1h 35mnonstop

2:30 pm - 4:07 pm

YYZ

IAD

1h 37mnonstop

$245United Airlines

Fri, Sep 18 - Tue, Sep 22

8:28 am - 10:04 am

IAD

YYZ

1h 36mnonstop

7:43 pm - 9:24 pm

YYZ

IAD

1h 41mnonstop

$245United Airlines

Wed, Aug 12 - Mon, Aug 24

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Air Canada flights from Washington, D.C. to Region of Ontario

Our best Air Canada deals on Washington, D.C. to Region of Ontario flight tickets

Air Canada

Sep 13

DCA8:40 pmWashington, D.C. Reagan-National

1h 31m

YYZ10:11 pmToronto Pearson Intl

Sep 20

YYZ7:20 amToronto Pearson Intl

1h 35m

DCA8:55 amWashington, D.C. Reagan-National

$220

Air Canada

Aug 28

DCA12:40 pmWashington, D.C. Reagan-National

4h 28m

1 stop

YYZ5:08 pmToronto Pearson Intl

Aug 28

YYZ8:55 pmToronto Pearson Intl

1h 36m

DCA10:31 pmWashington, D.C. Reagan-National

$222

Air Canada

Aug 28

IAD5:20 pmWashington, D.C. Dulles Intl

1h 36m

YTZ6:56 pmToronto Island

Aug 31

YTZ3:15 pmToronto Island

1h 26m

IAD4:41 pmWashington, D.C. Dulles Intl

$223

Delta flights from Washington, D.C. to Region of Ontario

Our best Delta deals on Washington, D.C. to Region of Ontario flight tickets

Delta

Aug 19

IAD11:10 amWashington, D.C. Dulles Intl

6h 14m

1 stop

YYZ5:24 pmToronto Pearson Intl

Aug 29

YYZ6:14 pmToronto Pearson Intl

5h 12m

1 stop

IAD11:26 pmWashington, D.C. Dulles Intl

$270

Delta

Aug 18

DCA5:40 pmWashington, D.C. Reagan-National

6h 01m

1 stop

YYZ11:41 pmToronto Pearson Intl

Sep 8

YYZ2:30 pmToronto Pearson Intl

6h 08m

1 stop

DCA8:38 pmWashington, D.C. Reagan-National

$285

Delta

Aug 14

IAD6:10 amWashington, D.C. Dulles Intl

7h 24m

1 stop

YYZ1:34 pmToronto Pearson Intl

Aug 19

YYZ4:10 pmToronto Pearson Intl

7h 16m

1 stop

IAD11:26 pmWashington, D.C. Dulles Intl

$291

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 8/19

3:50 pm-5:20 pm

Nonstop1h 30m

Toronto Island

Thu 8/20

1:40 pm-3:10 pm

Nonstop1h 30m

$215

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 10/1

3:50 pm-5:20 pm

Nonstop1h 30m

Toronto Island

Sun 10/4

9:15 am-10:45 am

Nonstop1h 30m

$217

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sun 9/13

8:40 pm-10:11 pm

Nonstop1h 31m

Toronto Pearson Intl

Sun 9/20

7:20 am-8:55 am

Nonstop1h 35m

$220

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 9/2

9:45 am-2:21 pm

1 stop4h 36m

Toronto Island

Sun 9/6

3:45 pm-5:08 pm

Nonstop1h 23m

$220

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sun 9/20

11:25 am-12:55 pm

Nonstop1h 30m

Toronto Island

Thu 9/24

1:40 pm-3:10 pm

Nonstop1h 30m

$220

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 8/27

11:25 am-12:55 pm

Nonstop1h 30m

Toronto Island

Thu 9/3

9:15 am-10:45 am

Nonstop1h 30m

$220

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sun 9/27

11:56 am-1:38 pm

Nonstop1h 42m

Toronto Pearson Intl

Tue 9/29

11:02 am-12:44 pm

Nonstop1h 42m

$232

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Mon 8/24

10:15 am-11:59 am

Nonstop1h 44m

Toronto Pearson Intl

Tue 9/1

11:01 am-12:44 pm

Nonstop1h 43m

$232

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Fri 9/18

10:19 pm-11:54 pm

Nonstop1h 35m

Toronto Pearson Intl

Tue 9/22

2:30 pm-4:07 pm

Nonstop1h 37m

$245

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Wed 8/12

8:28 am-10:04 am

Nonstop1h 36m

Toronto Pearson Intl

Mon 8/24

7:43 pm-9:24 pm

Nonstop1h 41m

$245

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Showing 1-10 of 20 resultsSorted by cheapest first

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

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 Region of Ontario?

The month of December is, on average, the cheapest month to fly to Region of Ontario from Washington, D.C., with most prices found around $313. If you aren’t able to travel during the month of December, then book flights to Region of Ontario from Washington, D.C. during January instead. Flights to Region of Ontario in January, while not as cheap as those in December, still average around $313.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Thursday is the cheapest day to fly to Region of Ontario from Washington, D.C.. The lowest ticket price found for a Thursday departure recently was $357. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Washington, D.C. to Region of Ontario on a Sunday will generally be more expensive and average around $536. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Region of Ontario?

According to our data, the cheapest time of day to fly to Region of Ontario is in the afternoon. momondo users have found flights departing from Washington, D.C. to Region of Ontario in the afternoon for as low as $378. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $431.

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

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

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

You are more likely to see cheaper flights to Region of Ontario from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $374 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Washington, D.C. for as low as $288 on momondo.

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

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

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

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

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

Best Price Found	$142
Fastest flight time	1h 18m
Direct flights	Every day
Airports in Region of Ontario	125 airports

The best one-way flight to Region of Ontario from Washington, D.C. in the past 72 hours is $142. The best round-trip flight deal from Washington, D.C. to Region of Ontario found on momondo in the last 72 hours is $262.

The fastest flight from Washington, D.C. to Region of Ontario takes 1h 18m

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

There are 125 airports in Region of Ontario. From Washington, D.C. there are direct flights to Ottawa (YOW), Toronto Pearson Intl (YYZ), Toronto Island (YTZ).

Search flight deals

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

When did momondo last update prices for flights from Washington, D.C. to Ontario?
Prices for flights from Washington, D.C. to Ontario refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Ontario?
As of July 2026, there are 7 operators available to choose from for flights from Washington, D.C. to Ontario.
How old do you have to be to fly from Washington, D.C. to Ontario?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Ontario.
What documentation or ID do you need to fly to Ontario?
The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Washington, D.C. to Region of Ontario?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. to Region of Ontario is De Havilland (Bombardier) DHC-8-400 Dash 8Q (38.85% of total bookings). The next most popular plane models are Embraer 175 (Enhanced Winglets) (16.17%), Embraer 175 (13.93%), and Airbus A320-100/200 (7.64%).

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

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

Airline	Rating	Free Cancellation	Price
Porter Airlines	PriceFrom $54	Free Cancellation	Rating 8.0 449 reviews	Search Porter Airlines flights
Air Canada	PriceFrom $96	Free Cancellation	Rating 7.1 11,412 reviews	Search Air Canada flights
Delta	PriceFrom $100	Free Cancellation	Rating 7.8 8,487 reviews	Search Delta flights
United Airlines	PriceFrom $139	Free Cancellation	Rating 7.4 10,052 reviews	Search United Airlines flights
Air Transat	PriceFrom $245	Free Cancellation	Rating 7.8 568 reviews	Search Air Transat flights
American Airlines	PriceFrom $271	Free Cancellation	Rating 7.1 11,843 reviews	Search American Airlines flights
WestJet	PriceFrom $496	Free Cancellation	Rating 7.2 3,417 reviews	Search WestJet flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Ontario. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Washington, D.C. to Ontario on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Washington, D.C..

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

Price alerts on flights to Ontario from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Popular cities in Ontario

Flights to Torontofrom $168

Flights to Vancouverfrom $133

Flights to Montrealfrom $227

Flights to Calgaryfrom $157

Flights to Ottawafrom $234

Flights to Halifaxfrom $278

Flights to Winnipegfrom $275

Flights to Québec Cityfrom $323

Flights to Kelownafrom $242

Flights to Saskatoonfrom $291

Flights to St. John'sfrom $412

Flights to Reginafrom $321

Cheap flights from Washington, D.C. to Ontario from $103

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Ontario departing on 9/19. 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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Air Canada flights from Washington, D.C. to Region of Ontario

Our best Air Canada deals on Washington, D.C. to Region of Ontario flight tickets

Delta flights from Washington, D.C. to Region of Ontario

Our best Delta deals on Washington, D.C. to Region of Ontario flight tickets

momondo Fare Finder

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

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

What is the cheapest month to fly to Region of Ontario?

What is the cheapest day to depart on your flight to Region of Ontario?

What is the cheapest time of day to depart on your flight to Region of Ontario?

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

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

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

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

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

What airlines fly to Region of Ontario?

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

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

How long is the flight from Washington, D.C. to Region of Ontario?

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

Best Price Found

Fastest flight time

Direct flights

Airports in Region of Ontario

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

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

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

Why use momondo?

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ontario

Popular cities in Ontario

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