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Cheap flights from Washington, D.C. Reagan-National Airport to Ontario from C$ 135

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. Reagan-National Airport to Ontario departing on 15/10. 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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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Ontario

Cheap round-trip flights

Air Canada Logo
9:40 a.m. - 11:17 a.m.DCA-YYZ
1h 37mdirect
Air Canada Logo
7:20 a.m. - 8:55 a.m.YYZ-DCA
1h 35mdirect
C$ 306Air Canada
Find Deal
Sun, 2 Nov - Sun, 9 Nov
Air Canada Logo
5:59 a.m. - 7:35 a.m.DCA-YYZ
1h 36mdirect
Air Canada Logo
6:20 a.m. - 10:26 a.m.YYZ-DCA
4h 06m1 stop
C$ 309Air Canada
Find Deal
Sun, 2 Nov - Sun, 9 Nov
American Airlines Logo
10:14 a.m. - 11:59 a.m.DCA-YYZ
1h 45mdirect
American Airlines Logo
5:15 p.m. - 6:55 p.m.YYZ-DCA
1h 40mdirect
C$ 361American Airlines
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Multiple Airlines Logo
3:30 p.m. - 9:21 p.m.DCA-YYZ
5h 51m1 stop
Multiple Airlines Logo
6:10 p.m. - 7:45 p.m.YYZ-DCA
1h 35mdirect
C$ 382Multiple Airlines
Find Deal
Fri, 31 Oct - Tue, 4 Nov
United Airlines Logo
4:00 p.m. - 9:24 p.m.DCA-YYZ
5h 24m1 stop
United Airlines Logo
7:30 a.m. - 11:53 a.m.YYZ-DCA
4h 23m1 stop
C$ 396United Airlines
Find Deal
Sat, 1 Nov - Sat, 8 Nov
Multiple Airlines Logo
9:00 a.m. - 1:47 p.m.DCA-YYZ
4h 47m1 stop
Multiple Airlines Logo
7:25 a.m. - 8:59 a.m.YYZ-DCA
1h 34mdirect
C$ 398Multiple Airlines
Find Deal
Fri, 3 Oct - Tue, 7 Oct
American Airlines Logo
10:08 a.m. - 11:59 a.m.DCA-YYZ
1h 51mdirect
American Airlines Logo
11:00 a.m. - 12:40 p.m.YYZ-DCA
1h 40mdirect
C$ 409American Airlines
Find Deal
Thu, 2 Oct - Mon, 6 Oct
Delta Logo
6:00 a.m. - 2:45 p.m.DCA-YYZ
8h 45m1 stop
Delta Logo
3:35 p.m. - 10:59 p.m.YYZ-DCA
7h 24m1 stop
C$ 411Delta
Find Deal
Thu, 16 Oct - Mon, 20 Oct
United Airlines Logo
5:15 p.m. - 10:23 p.m.DCA-YYZ
5h 08m1 stop
United Airlines Logo
7:30 a.m. - 12:22 p.m.YYZ-DCA
4h 52m1 stop
C$ 429United Airlines
Find Deal
Fri, 3 Oct - Sun, 5 Oct
Delta Logo
12:06 p.m. - 11:21 p.m.DCA-YUL
11h 15m1 stop
Delta Logo
9:28 a.m. - 4:12 p.m.YUL-DCA
6h 44m1 stop
C$ 487Delta
Find Deal
Tue, 4 Nov - Sat, 8 Nov

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

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Region of Ontario flight tickets
American Airlines
14 Oct
DCA10:14 a.m.Washington, D.C. Reagan-National
1h 45m
YYZ11:59 a.m.Toronto Pearson Intl
21 Oct
YYZ5:15 p.m.Toronto Pearson Intl
1h 40m
DCA6:55 p.m.Washington, D.C. Reagan-National
C$ 361
Find similar
American Airlines
3 Oct
DCA1:30 p.m.Washington, D.C. Reagan-National
3h 45m
1 stop
YYZ5:15 p.m.Toronto Pearson Intl
7 Oct
YYZ5:15 p.m.Toronto Pearson Intl
1h 40m
DCA6:55 p.m.Washington, D.C. Reagan-National
C$ 405
Find similar
American Airlines
2 Oct
DCA10:08 a.m.Washington, D.C. Reagan-National
1h 51m
YYZ11:59 a.m.Toronto Pearson Intl
6 Oct
YYZ11:00 a.m.Toronto Pearson Intl
1h 40m
DCA12:40 p.m.Washington, D.C. Reagan-National
C$ 409
Find similar

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

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Region of Ontario flight tickets
Air Canada
2 Nov
DCA9:40 a.m.Washington, D.C. Reagan-National
1h 37m
YYZ11:17 a.m.Toronto Pearson Intl
9 Nov
YYZ7:20 a.m.Toronto Pearson Intl
1h 35m
DCA8:55 a.m.Washington, D.C. Reagan-National
C$ 306
Find similar
Air Canada
2 Nov
DCA5:59 a.m.Washington, D.C. Reagan-National
1h 36m
YYZ7:35 a.m.Toronto Pearson Intl
9 Nov
YYZ6:20 a.m.Toronto Pearson Intl
4h 06m
1 stop
DCA10:26 a.m.Washington, D.C. Reagan-National
C$ 309
Find similar
Air Canada
2 Nov
DCA5:59 a.m.Washington, D.C. Reagan-National
1h 36m
YYZ7:35 a.m.Toronto Pearson Intl
9 Nov
YYZ7:20 a.m.Toronto Pearson Intl
1h 35m
DCA8:55 a.m.Washington, D.C. Reagan-National
C$ 312
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Region of Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 19 September 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sun 2/11

9:40 a.m.-11:17 a.m.

Nonstop1h 37m

Toronto Pearson Intl

Sun 9/11

7:20 a.m.-8:55 a.m.

Nonstop1h 35m

C$ 306

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sun 2/11

5:59 a.m.-7:35 a.m.

Nonstop1h 36m

Toronto Pearson Intl

Sun 9/11

6:20 a.m.-10:26 a.m.

1 stop4h 06m

C$ 309

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Tue 14/10

10:14 a.m.-11:59 a.m.

Nonstop1h 45m

Toronto Pearson Intl

Tue 21/10

5:15 p.m.-6:55 p.m.

Nonstop1h 40m

C$ 361

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Fri 31/10

3:30 p.m.-9:21 p.m.

1 stop5h 51m

Toronto Pearson Intl

Tue 4/11

6:10 p.m.-7:45 p.m.

Nonstop1h 35m

C$ 382

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 1/11

4:00 p.m.-9:24 p.m.

1 stop5h 24m

Toronto Pearson Intl

Sat 8/11

7:30 a.m.-11:53 a.m.

1 stop4h 23m

C$ 396

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Fri 3/10

9:00 a.m.-1:47 p.m.

1 stop4h 47m

Toronto Pearson Intl

Tue 7/10

7:25 a.m.-8:59 a.m.

Nonstop1h 34m

C$ 398

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 2/10

10:08 a.m.-11:59 a.m.

Nonstop1h 51m

Toronto Pearson Intl

Mon 6/10

11:00 a.m.-12:40 p.m.

Nonstop1h 40m

C$ 409

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 16/10

6:00 a.m.-2:45 p.m.

1 stop8h 45m

Toronto Pearson Intl

Mon 20/10

3:35 p.m.-10:59 p.m.

1 stop7h 24m

C$ 411

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Fri 3/10

5:15 p.m.-10:23 p.m.

1 stop5h 08m

Toronto Pearson Intl

Sun 5/10

7:30 a.m.-12:22 p.m.

1 stop4h 52m

C$ 429

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 4/11

12:06 p.m.-11:21 p.m.

1 stop11h 15m

Montreal Pierre Elliott Trudeau Intl

Sat 8/11

9:28 a.m.-4:12 p.m.

1 stop6h 44m

C$ 487

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport 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

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

In general, April is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 350. If you are unable to visit Region of Ontario during the month of April, then departing from Washington, D.C. Reagan-National Airport during the month March is also very affordable. Most momondo users find prices during this month for around C$ 353.

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

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Region of Ontario is on a Sunday. Travellers who choose to depart for Region of Ontario on a Sunday will often find tickets for as low as C$ 205. The most expensive day to fly to Region of Ontario is Tuesday, with ticket prices averaging around C$ 428.

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

Our most recent data shows that the best time of day to fly to Region of Ontario is at noon. Flights from Washington, D.C. Reagan-National Airport to Region of Ontario during this time can be as low as C$ 234. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are C$ 401 on average. Flights to Region of Ontario from Washington, D.C. Reagan-National Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

How far in advance should I book a flight to Region of Ontario?

You are more likely to see cheaper flights to Region of Ontario from Washington, D.C. Reagan-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 471 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. Reagan-National Airport for as low as C$ 301 on momondo.

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

There are 3 cabin classes available to choose from on Washington, D.C. Reagan-National to 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. Reagan-National Airport to Region of Ontario flights?

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

Cheap Washington, D.C. Reagan-National Airport to Region of Ontario flight deals and tips

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

Best price found

C$ 177

Fastest flight time

1h 31m

Direct flights

Every day

Airports in Region of Ontario

2 airports
The best one-way flight to Region of Ontario from Washington, D.C. Reagan-National Airport in the past 72 hours is C$ 177. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Region of Ontario found on momondo in the last 72 hours is C$ 214.
The fastest flight from Washington, D.C. Reagan-National Airport to Region of Ontario takes 1h 31m
Direct flights go from Washington, D.C. Reagan-National Airport to Region of Ontario every day.
There are 2 airports near Region of Ontario: Ottawa (YOW), Toronto Pearson Intl (YYZ)
Search flight deals

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Ontario were last updated today.

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

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

    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 Washington, D.C. Reagan-National Airport to Ontario.

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

    The travel and health documents you'll need for your trip to Ontario 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 Ontario. 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 Washington, D.C. Reagan-National Airport to Region of Ontario?

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

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 159Free CancellationRating
7.1
10,000 reviews
Search Air Canada 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?

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

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

momondo helps you find the best flight between Washington, D.C. and Ontario 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 Washington, D.C. to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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