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

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

Which 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 81% of people opting to fly with this airline when travelling 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.

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

The average flight duration from Region of Ontario to Washington, D.C. Reagan-National Airport depends on which airport you fly into and out of. Flying from Toronto to Washington, D.C. Dulles Intl Airport is 1h 24m 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. Reagan-National Airport.

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

As of August 2026, there are 5 operators available to choose from for flights from Ontario to Washington, D.C. Reagan-National Airport.

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

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

The required travel and health documents for your Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 173 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?

139 flights are operational weekly from Region of Ontario to Washington, D.C. Reagan-National Airport as of August 2026. The most popular departure day for this route is Fri, with 16% of flights per week 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.

8:00 a.m. - 12:09 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

4h 09m1 stop Ottawa

8:45 p.m. - 10:18 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 33mdirect

C$ 258Air Canada

Thu, 15 Oct - Wed, 11 Nov

8:10 a.m. - 12:09 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

3h 59m1 stop Ottawa

6:59 a.m. - 8:32 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 33mdirect

C$ 258Air Canada

Fri, 23 Oct - Sun, 25 Oct

6:45 a.m. - 12:05 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

5h 20m1 stop Chicago O'Hare Intl

6:59 a.m. - 8:32 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 33mdirect

C$ 284Multiple Airlines

Sun, 25 Oct - Thu, 29 Oct

7:00 a.m. - 12:14 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

5h 14m1 stop New York LaGuardia

10:16 a.m. - 11:59 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 43mdirect

C$ 286American Airlines

Tue, 8 Dec - Wed, 9 Dec

5:29 p.m. - 7:17 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 48mdirect

2:59 p.m. - 4:47 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 48mdirect

C$ 287American Airlines

Tue, 6 Oct - Wed, 7 Oct

6:45 a.m. - 12:05 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

5h 20m1 stop Chicago O'Hare Intl

6:00 a.m. - 12:46 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

6h 46m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 297Multiple Airlines

Sun, 25 Oct - Thu, 29 Oct

6:45 a.m. - 11:45 a.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

5h 00m1 stop Chicago O'Hare Intl

11:54 a.m. - 4:47 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

4h 53m1 stop Chicago O'Hare Intl

C$ 298United Airlines

Sat, 5 Dec - Sun, 6 Dec

8:35 a.m. - 1:39 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

5h 04m1 stop Chicago O'Hare Intl

7:05 p.m. - 11:59 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

4h 54m1 stop Chicago O'Hare Intl

C$ 298United Airlines

Sat, 5 Dec - Sun, 6 Dec

2:18 p.m. - 4:04 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 46mdirect

10:15 a.m. - 11:59 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 44mdirect

C$ 412Porter Airlines

Thu, 10 Sep - Sun, 13 Sep

5:29 p.m. - 7:17 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 48mdirect

11:47 a.m. - 1:31 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 44mdirect

C$ 412Porter Airlines

Sat, 10 Oct - Sat, 17 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

4:40 p.m. - 6:12 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 32mdirect

6:00 a.m. - 11:35 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

5h 35m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 373Air Canada

Mon, 31 Aug - Mon, 7 Sep

8:00 a.m. - 12:00 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

4h 00m1 stop Ottawa

6:00 a.m. - 11:35 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

5h 35m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 380Air Canada

Mon, 31 Aug - Mon, 7 Sep

7:55 a.m. - 4:19 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

8h 24m1 stop New York LaGuardia

9:40 a.m. - 5:20 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

7h 40m1 stop Detroit Metropolitan Wayne County

C$ 433Delta

Wed, 2 Sep - Wed, 9 Sep

11:00 a.m. - 3:42 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

4h 42m1 stop Chicago O'Hare Intl

2:59 p.m. - 7:00 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

4h 01m1 stop Newark

C$ 466United Airlines

Tue, 1 Sep - Tue, 8 Sep

12:09 p.m. - 4:34 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

4h 25m1 stop Detroit Metropolitan Wayne County

6:10 a.m. - 11:19 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

5h 09m1 stop Detroit Metropolitan Wayne County

C$ 497Delta

Thu, 3 Sep - Sun, 11 Oct

11:01 a.m. - 12:44 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 43mdirect

3:00 p.m. - 4:45 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 45mdirect

C$ 509American Airlines

Tue, 1 Sep - Thu, 10 Sep

8:55 p.m. - 10:31 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 36mdirect

6:00 a.m. - 10:40 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

4h 40m1 stop Newark

C$ 510United Airlines

Tue, 1 Sep - Tue, 8 Sep

11:01 a.m. - 12:44 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 43mdirect

3:00 p.m. - 4:45 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 45mdirect

C$ 547American Airlines

Tue, 1 Sep - Thu, 10 Sep

2:15 p.m. - 3:59 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 44mdirect

10:13 a.m. - 11:59 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 46mdirect

C$ 619Porter Airlines

Thu, 3 Sep - Wed, 14 Oct

5:25 p.m. - 7:15 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 50mdirect

11:47 a.m. - 1:31 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 44mdirect

C$ 619Porter Airlines

Thu, 3 Sep - Sat, 17 Oct

Cheap direct flights

Enter your travel dates to find the best prices.

7:20 a.m. - 8:58 a.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 38mdirect

6:59 a.m. - 8:32 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 33mdirect

C$ 261Air Canada

Sun, 8 Nov - Wed, 11 Nov

7:20 a.m. - 8:55 a.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 35mdirect

6:59 a.m. - 8:35 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 36mdirect

C$ 261Air Canada

Wed, 16 Sep - Wed, 23 Sep

5:29 p.m. - 7:17 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 48mdirect

2:59 p.m. - 4:47 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 48mdirect

C$ 287American Airlines

Tue, 6 Oct - Wed, 7 Oct

12:44 p.m. - 2:25 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 41mdirect

10:16 a.m. - 11:59 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 43mdirect

C$ 297American Airlines

Tue, 8 Dec - Wed, 9 Dec

4:40 p.m. - 6:18 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 38mdirect

6:59 a.m. - 8:32 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 33mdirect

C$ 322United Airlines

Wed, 11 Nov - Fri, 13 Nov

5:29 p.m. - 7:17 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 48mdirect

6:59 a.m. - 8:35 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 36mdirect

C$ 361Multiple Airlines

Sat, 10 Oct - Sat, 17 Oct

7:20 a.m. - 8:55 a.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 35mdirect

6:59 a.m. - 8:32 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 33mdirect

C$ 368United Airlines

Thu, 22 Oct - Sun, 25 Oct

8:55 p.m. - 10:34 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 39mdirect

6:55 p.m. - 8:26 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 31mdirect

C$ 393Multiple Airlines

Thu, 24 Sep - Sat, 26 Sep

2:18 p.m. - 4:04 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 46mdirect

10:15 a.m. - 11:59 a.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 44mdirect

C$ 412Porter Airlines

Thu, 10 Sep - Sun, 13 Sep

5:29 p.m. - 7:17 p.m.YYZ Toronto Pearson Intl-DCA Washington, D.C. Reagan-National

1h 48mdirect

11:47 a.m. - 1:31 p.m.DCA Washington, D.C. Reagan-National-YYZ Toronto Pearson Intl

1h 44mdirect

C$ 412Porter Airlines

Sat, 10 Oct - Sat, 17 Oct

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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

24 Sep

YYZ4:05 p.m.Toronto Pearson Intl

6h 57m

1 stop

DCA11:02 p.m.Washington, D.C. Reagan-National

29 Sep

DCA11:00 a.m.Washington, D.C. Reagan-National

5h 13m

1 stop

YYZ4:13 p.m.Toronto Pearson Intl

C$ 322

Delta

8 Sep

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

10h 30m

1 stop

DCA5:30 p.m.Washington, D.C. Reagan-National

10 Sep

DCA9:40 a.m.Washington, D.C. Reagan-National

6h 39m

1 stop

YUL4:19 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 512

Delta

8 Sep

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

10h 30m

1 stop

DCA5:30 p.m.Washington, D.C. Reagan-National

11 Sep

DCA2:00 p.m.Washington, D.C. Reagan-National

9h 50m

1 stop

YUL11:50 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 581

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

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

American Airlines

5 Dec

YYZ5:14 p.m.Toronto Pearson Intl

1h 59m

DCA7:13 p.m.Washington, D.C. Reagan-National

6 Dec

DCA10:12 a.m.Washington, D.C. Reagan-National

1h 47m

YYZ11:59 a.m.Toronto Pearson Intl

C$ 327

American Airlines

12 Sep

YYZ5:27 p.m.Toronto Pearson Intl

1h 48m

DCA7:15 p.m.Washington, D.C. Reagan-National

13 Sep

DCA10:15 a.m.Washington, D.C. Reagan-National

1h 44m

YYZ11:59 a.m.Toronto Pearson Intl

C$ 361

American Airlines

12 Sep

YYZ5:27 p.m.Toronto Pearson Intl

1h 48m

DCA7:15 p.m.Washington, D.C. Reagan-National

13 Sep

DCA10:15 a.m.Washington, D.C. Reagan-National

1h 44m

YYZ11:59 a.m.Toronto Pearson Intl

C$ 365

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.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Thu 15/10

8:00 a.m.-12:09 p.m.

1 stop4h 09m

Washington, D.C. Reagan-National

Wed 11/11

8:45 p.m.-10:18 p.m.

Nonstop1h 33m

C$ 258

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Fri 23/10

8:10 a.m.-12:09 p.m.

1 stop3h 59m

Washington, D.C. Reagan-National

Sun 25/10

6:59 a.m.-8:32 a.m.

Nonstop1h 33m

C$ 258

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Sun 25/10

6:45 a.m.-12:05 p.m.

1 stop5h 20m

Washington, D.C. Reagan-National

Thu 29/10

6:59 a.m.-8:32 a.m.

Nonstop1h 33m

C$ 284

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Tue 8/12

7:00 a.m.-12:14 p.m.

1 stop5h 14m

Washington, D.C. Reagan-National

Wed 9/12

10:16 a.m.-11:59 a.m.

Nonstop1h 43m

C$ 286

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Tue 6/10

5:29 p.m.-7:17 p.m.

Nonstop1h 48m

Washington, D.C. Reagan-National

Wed 7/10

2:59 p.m.-4:47 p.m.

Nonstop1h 48m

C$ 287

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Sun 25/10

6:45 a.m.-12:05 p.m.

1 stop5h 20m

Washington, D.C. Reagan-National

Thu 29/10

6:00 a.m.-12:46 p.m.

1 stop6h 46m

C$ 297

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Sat 5/12

6:45 a.m.-11:45 a.m.

1 stop5h 00m

Washington, D.C. Reagan-National

Sun 6/12

11:54 a.m.-4:47 p.m.

1 stop4h 53m

C$ 298

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Sat 5/12

8:35 a.m.-1:39 p.m.

1 stop5h 04m

Washington, D.C. Reagan-National

Sun 6/12

7:05 p.m.-11:59 p.m.

1 stop4h 54m

C$ 298

Quickest round-trip

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Thu 10/9

2:18 p.m.-4:04 p.m.

Nonstop1h 46m

Washington, D.C. Reagan-National

Sun 13/9

10:15 a.m.-11:59 a.m.

Nonstop1h 44m

C$ 412

TorontoWashington, D.C.

YYZ Toronto Pearson Intl - DCA Washington, D.C. Reagan-National

YYZDCA

Toronto Pearson Intl

Sat 10/10

5:29 p.m.-7:17 p.m.

Nonstop1h 48m

Washington, D.C. Reagan-National

Sat 17/10

11:47 a.m.-1:31 p.m.

Nonstop1h 44m

C$ 412

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 C$ 384. If you don’t want to visit Washington, D.C. Reagan-National Airport in January, then you should wait until September to fly from Region of Ontario, when ticket prices are also cheap, with an average price of C$ 402.

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

On average, the least expensive day to fly to Washington, D.C. Reagan-National Airport from Region of Ontario is on a Thursday. momondo users have found tickets for Thursday departures for as low as C$ 457. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to Washington, D.C. Reagan-National Airport for around C$ 684.

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 afternoon. Our users have found flights to Washington, D.C. Reagan-National Airport in the afternoon for as low as C$ 504. Flights in the evening are often more expensive with an average ticket price of C$ 712.

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 C$ 422 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 C$ 336 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	C$ 173
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 C$ 173. 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 C$ 258.

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.

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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 were last updated today.
How many operators does momondo search for flights from Ontario to Washington, D.C. Reagan-National Airport?
As of August 2026, there are 5 operators available to choose from for flights from Ontario to Washington, D.C. Reagan-National Airport.
How old do you have to be to fly from Ontario to Washington, D.C. Reagan-National 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. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The required travel and health documents for your Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National Airport. 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 Region of Ontario to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for flights between Region of Ontario and Washington, D.C. Reagan-National Airport, the leading plane model is De Havilland (Bombardier) DHC-8-400 Dash 8Q, making up 32.59% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 900 with 19.18%, Embraer 175 (Enhanced Winglets) with 17.60%, and Embraer 175 with 7.78%.

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
American Airlines	PriceFrom C$ 228	Free Cancellation	Rating 7.1 12,025 reviews	Search American Airlines flights
United Airlines	PriceFrom C$ 250	Free Cancellation	Rating 7.4 10,135 reviews	Search United Airlines flights
Porter Airlines	PriceFrom C$ 259	Free Cancellation	Rating 8.0 458 reviews	Search Porter Airlines flights
Air Canada	PriceFrom C$ 281	Free Cancellation	Rating 7.1 11,550 reviews	Search Air Canada flights

Gaithersburg

Arlington

Fairfax

National Harbor

Fredericksburg

Woodbridge

Herndon

Silver Spring

Gettysburg

Falls Church

Alexandria

McLean

Easton

Rockville

Tysons

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?

Yes. All flights to Washington, D.C. from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Ontario and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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 simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Ontario and alert you when they change.

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Flights to Newark Airportfrom C$ 304

Flights to New York John F Kennedy Intl Airportfrom C$ 387

Flights to New York LaGuardia Airportfrom C$ 270

Flights to Washington, D.C. Dulles Intl Airportfrom C$ 225

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Cheap flights from Ontario to Washington, D.C. from C$ 173

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 19/11. 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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Delta flights from Region of Ontario to Washington, D.C. Reagan-National Airport

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