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

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

How long does it take to fly to Washington, D.C. Reagan-National Airport?

Flight times from Region of Ontario to Washington, D.C. Reagan-National Airport vary, but if you’re flying out of Toronto and flying into Washington, D.C. Dulles Intl Airport (one of the most popular routes), then the duration is 1h 27m on average. Another popular route from Region of Ontario to Washington, D.C. Reagan-National Airport is flying from Ottawa to Washington, D.C. Dulles Intl Airport, which will take roughly 1h 43m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Washington, D.C. Reagan-National Airport?

Air Canada, American Airlines and United Airlines are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from Region of Ontario according to our data. Air Canada is the first choice among our users, with 76% of people opting to fly with this airline when traveling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 4 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Ontario to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

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

The number of operators available for flights from Ontario to Washington, D.C. Reagan-National Airport is 4 as of June 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to Washington, D.C. Reagan-National Airport.

What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$131 Cheap Flights from Region of Ontario to Washington, D.C. Reagan-National Airport in 2026

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

As of June 2026, 128 flights take off from Region of Ontario and land in Washington, D.C. Reagan-National Airport each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

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

The number of flights available between Region of Ontario and Washington, D.C. Reagan-National Airport is 18 per day as of June 2026. The most frequent departure time is 7:00AM, with 44% of daily flights leaving at noon.

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

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 am - 12:01 pm

YTZ

DCA

3h 41m

1 stop

12:45 pm - 6:22 pm

DCA

YTZ

5h 37m

1 stop

$203Air Canada

Fri, Jun 12 - Sun, Jun 14

8:20 am - 12:00 pm

YTZ

DCA

3h 40m

1 stop

6:00 am - 11:51 am

DCA

YTZ

5h 51m

1 stop

$205Air Canada

Thu, Jun 18 - Mon, Jun 22

8:20 am - 12:00 pm

YTZ

DCA

3h 40m

1 stop

6:00 am - 11:51 am

DCA

YTZ

5h 51m

1 stop

$206Air Canada

Thu, Jun 18 - Mon, Jun 22

8:20 am - 12:00 pm

YTZ

DCA

3h 40m

1 stop

6:00 am - 11:51 am

DCA

YTZ

5h 51m

1 stop

$208Air Canada

Thu, Jun 18 - Mon, Jun 22

8:20 am - 12:00 pm

YTZ

DCA

3h 40m

1 stop

12:40 pm - 6:20 pm

DCA

YTZ

5h 40m

1 stop

$209Air Canada

Thu, Jun 25 - Mon, Jun 29

8:10 am - 12:01 pm

YYZ

DCA

3h 51m

1 stop

8:40 pm - 10:11 pm

DCA

YYZ

1h 31mnonstop

$211Air Canada

Tue, Jun 16 - Tue, Jun 23

8:20 am - 12:01 pm

YTZ

DCA

3h 41m

1 stop

6:00 am - 11:51 am

DCA

YTZ

5h 51m

1 stop

$211Air Canada

Tue, Jun 16 - Sun, Jun 21

7:20 am - 8:52 am

YYZ

DCA

1h 32mnonstop

8:40 pm - 10:11 pm

DCA

YYZ

1h 31mnonstop

$212Air Canada

Thu, Jun 18 - Tue, Jun 23

7:20 am - 8:52 am

YYZ

DCA

1h 32mnonstop

6:00 am - 10:35 am

DCA

YYZ

4h 35m

1 stop

$214Air Canada

Thu, Jun 18 - Tue, Jun 23

8:10 am - 12:00 pm

YYZ

DCA

3h 50m

1 stop

6:00 am - 12:35 pm

DCA

YYZ

6h 35m

1 stop

$215Air Canada

Sat, Jun 20 - Tue, Jun 23

Air Canada flights from Region of Ontario to Washington, D.C. Reagan-National Airport

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

Air Canada

Jun 12

YTZ8:20 amToronto Island

3h 41m

1 stop

DCA12:01 pmWashington, D.C. Reagan-National

Jun 14

DCA12:45 pmWashington, D.C. Reagan-National

5h 37m

1 stop

YTZ6:22 pmToronto Island

$203

Air Canada

Jun 18

YTZ8:20 amToronto Island

3h 40m

1 stop

DCA12:00 pmWashington, D.C. Reagan-National

Jun 22

DCA6:00 amWashington, D.C. Reagan-National

5h 51m

1 stop

YTZ11:51 amToronto Island

$205

Air Canada

Jun 11

YTZ8:20 amToronto Island

3h 41m

1 stop

DCA12:01 pmWashington, D.C. Reagan-National

Jun 14

DCA6:00 amWashington, D.C. Reagan-National

5h 52m

1 stop

YTZ11:52 amToronto Island

$206

Delta flights from Region of Ontario to Washington, D.C. Reagan-National Airport

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

Delta

Jun 13

YYZ6:00 amToronto Pearson Intl

4h 57m

1 stop

DCA10:57 amWashington, D.C. Reagan-National

Jun 20

DCA6:20 pmWashington, D.C. Reagan-National

4h 42m

1 stop

YYZ11:02 pmToronto Pearson Intl

$240

Delta

Jun 13

YYZ6:00 amToronto Pearson Intl

4h 57m

1 stop

DCA10:57 amWashington, D.C. Reagan-National

Jul 3

DCA5:29 pmWashington, D.C. Reagan-National

5h 33m

1 stop

YYZ11:02 pmToronto Pearson Intl

$259

Delta

Jun 18

YYZ12:09 pmToronto Pearson Intl

6h 50m

1 stop

DCA6:59 pmWashington, D.C. Reagan-National

Jun 22

DCA1:30 pmWashington, D.C. Reagan-National

7h 49m

1 stop

YYZ9:19 pmToronto Pearson Intl

$263

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Fri 6/12

8:20 am-12:01 pm

1 stop3h 41m

Washington, D.C. Reagan-National

Sun 6/14

12:45 pm-6:22 pm

1 stop5h 37m

$203

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 6/18

8:20 am-12:00 pm

1 stop3h 40m

Washington, D.C. Reagan-National

Mon 6/22

6:00 am-11:51 am

1 stop5h 51m

$205

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 6/18

8:20 am-12:00 pm

1 stop3h 40m

Washington, D.C. Reagan-National

Mon 6/22

6:00 am-11:51 am

1 stop5h 51m

$206

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 6/18

8:20 am-12:00 pm

1 stop3h 40m

Washington, D.C. Reagan-National

Mon 6/22

6:00 am-11:51 am

1 stop5h 51m

$208

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 6/25

8:20 am-12:00 pm

1 stop3h 40m

Washington, D.C. Reagan-National

Mon 6/29

12:40 pm-6:20 pm

1 stop5h 40m

$209

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Tue 6/16

8:10 am-12:01 pm

1 stop3h 51m

Washington, D.C. Reagan-National

Tue 6/23

8:40 pm-10:11 pm

Nonstop1h 31m

$211

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Tue 6/16

8:20 am-12:01 pm

1 stop3h 41m

Washington, D.C. Reagan-National

Sun 6/21

6:00 am-11:51 am

1 stop5h 51m

$211

Quickest round-trip

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 6/18

7:20 am-8:52 am

Nonstop1h 32m

Washington, D.C. Reagan-National

Tue 6/23

8:40 pm-10:11 pm

Nonstop1h 31m

$212

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 6/18

7:20 am-8:52 am

Nonstop1h 32m

Washington, D.C. Reagan-National

Tue 6/23

6:00 am-10:35 am

1 stop4h 35m

$214

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Sat 6/20

8:10 am-12:00 pm

1 stop3h 50m

Washington, D.C. Reagan-National

Tue 6/23

6:00 am-12:35 pm

1 stop6h 35m

$215

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. Reagan-National 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. Reagan-National Airport?

The month of January is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Region of Ontario, with most prices found around $78. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of January, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $84.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Region of Ontario to Washington, D.C. Reagan-National Airport is on a Wednesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Wednesday will often find tickets for as low as $290. Flights from Region of Ontario to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $435. 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 Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Region of Ontario to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $297. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the afternoon when prices are around $340.

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

Fly from Toronto Pearson Intl to Washington, D.C. Reagan-National for the best Ontario - Washington, D.C. Reagan-National flight prices

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National 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. Reagan-National Airport for around $296 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Region of Ontario for as low as $233 on momondo.

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

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

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

Cheap Region of Ontario to Washington, D.C. Reagan-National 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. Reagan-National Airport

Best Price Found	$131
Fastest flight time	1h 32m
Direct flights	Every day

The best one-way flight to Washington, D.C. Reagan-National Airport from Region of Ontario in the past 72 hours is $131. The best round-trip flight deal from Region of Ontario to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $259.

The fastest flight from Region of Ontario to Washington, D.C. Reagan-National Airport takes 1h 32m

Direct flights go from Region of Ontario to Washington, D.C. Reagan-National Airport every day.

Search flight deals

Frequently asked questions about flying from Ontario to Washington, D.C. Reagan-National Airport

When did momondo last update prices for flights from Ontario to Washington, D.C. Reagan-National Airport?
Prices for flights from Ontario to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario to Washington, D.C. Reagan-National Airport?
The number of operators available for flights from Ontario to Washington, D.C. Reagan-National Airport is 4 as of June 2026.
How old do you have to be to fly from Ontario to Washington, D.C. Reagan-National Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Region of Ontario to Washington, D.C. Reagan-National Airport?
momondo data reveals that the most frequently booked plane model on the route from Region of Ontario to Washington, D.C. Reagan-National Airport is De Havilland (Bombardier) DHC-8-400 Dash 8Q, representing 26.57% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 19.61%, Embraer 175 at 18.60%, and Canadair (Bombardier) Regional Jet 900 at 16.89%.

Best airlines flying from Region of Ontario to Washington, D.C. Reagan-National Airport

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $133	Free Cancellation	Rating 7.4 9,769 reviews	Search United Airlines flights
Air Canada	PriceFrom $191	Free Cancellation	Rating 7.1 11,107 reviews	Search Air Canada flights
American Airlines	PriceFrom $218	Free Cancellation	Rating 7.1 11,645 reviews	Search American Airlines flights
Porter Airlines	PriceFrom $255	Free Cancellation	Rating 8.0 440 reviews	Search Porter Airlines flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Gaithersburg

Colonial Beach

Fredericksburg

Silver Spring

Rockville

Towson

Manassas

Linthicum Heights

Tysons

Springfield

Bethesda

Fairfax

College Park

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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 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 Washington, D.C. from Ontario.

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

If you are not ready to book a flight from Ontario to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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Cheap flights from Ontario to Washington, D.C. from $131

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 8/13. 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 Region of Ontario to Washington, D.C. Reagan-National Airport

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

Delta flights from Region of Ontario to Washington, D.C. Reagan-National Airport

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

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Washington, D.C. Reagan-National 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. Reagan-National Airport

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

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

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

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

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

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

What airlines fly to Washington, D.C. Reagan-National Airport?

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

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

How long does it take to fly to Washington, D.C. Reagan-National Airport?

Cheap Region of Ontario to Washington, D.C. Reagan-National 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. Reagan-National Airport

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Ontario to Washington, D.C. Reagan-National Airport

Best airlines flying from Region of Ontario to Washington, D.C. Reagan-National Airport

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

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