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Cheap flights from Washington, D.C. Reagan-National Airport to Ontario from C$ 138

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 14/1. 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

Enter your travel dates to find the best prices.
Air Canada Logo
6:59 a.m. - 8:35 a.m.
DCA
-
YYZ
1h 36mdirect
Air Canada Logo
8:15 a.m. - 12:19 p.m.
YYZ
-
DCA
4h 04m1 stop
C$ 291Air Canada
Thu, 15 Jan - Thu, 22 Jan
Air Canada Logo
8:40 p.m. - 10:17 p.m.
DCA
-
YYZ
1h 37mdirect
Air Canada Logo
9:00 p.m. - 10:35 p.m.
YYZ
-
DCA
1h 35mdirect
C$ 292Air Canada
Sat, 31 Jan - Sat, 7 Feb
Air Canada Logo
6:59 a.m. - 8:35 a.m.
DCA
-
YYZ
1h 36mdirect
Air Canada Logo
6:10 p.m. - 7:45 p.m.
YYZ
-
DCA
1h 35mdirect
C$ 295Air Canada
Fri, 6 Mar - Sun, 8 Mar
Air Canada Logo
8:40 p.m. - 10:17 p.m.
DCA
-
YYZ
1h 37mdirect
Air Canada Logo
8:15 a.m. - 12:19 p.m.
YYZ
-
DCA
4h 04m1 stop
C$ 296Air Canada
Tue, 24 Feb - Fri, 27 Feb
Air Canada Logo
6:50 p.m. - 8:27 p.m.
DCA
-
YYZ
1h 37mdirect
Air Canada Logo
8:15 a.m. - 12:19 p.m.
YYZ
-
DCA
4h 04m1 stop
C$ 299Air Canada
Sun, 1 Feb - Sun, 8 Feb
Air Canada Logo
8:40 p.m. - 10:17 p.m.
DCA
-
YYZ
1h 37mdirect
Air Canada Logo
11:00 a.m. - 3:33 p.m.
YYZ
-
DCA
4h 33m1 stop
C$ 300Air Canada
Sat, 31 Jan - Sat, 7 Feb
Air Canada Logo
6:45 a.m. - 8:22 a.m.
DCA
-
YYZ
1h 37mdirect
Air Canada Logo
6:25 p.m. - 7:59 p.m.
YYZ
-
DCA
1h 34mdirect
C$ 303Air Canada
Sat, 31 Jan - Sat, 7 Feb
Air Canada Logo
6:00 a.m. - 10:49 a.m.
DCA
-
YYZ
4h 49m1 stop
Air Canada Logo
8:15 a.m. - 12:19 p.m.
YYZ
-
DCA
4h 04m1 stop
C$ 306Air Canada
Sun, 1 Feb - Sun, 8 Feb
United Airlines Logo
7:00 a.m. - 1:32 p.m.
DCA
-
YOW
6h 32m1 stop
United Airlines Logo
5:11 p.m. - 8:59 a.m.
YOW
-
DCA
15h 48m1 stop
C$ 460United Airlines
Sat, 31 Jan - Sat, 31 Jan
United Airlines Logo
9:07 a.m. - 1:32 p.m.
DCA
-
YOW
4h 25m1 stop
United Airlines Logo
5:11 p.m. - 10:48 p.m.
YOW
-
DCA
5h 37m1 stop
C$ 500United Airlines
Sun, 18 Jan - Sun, 25 Jan

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
15 Jan
DCA6:59 a.m.Washington, D.C. Reagan-National
1h 36m
YYZ8:35 a.m.Toronto Pearson Intl
22 Jan
YYZ8:15 a.m.Toronto Pearson Intl
4h 04m
1 stop
DCA12:19 p.m.Washington, D.C. Reagan-National
C$ 291
Find similar
Air Canada
31 Jan
DCA8:40 p.m.Washington, D.C. Reagan-National
1h 37m
YYZ10:17 p.m.Toronto Pearson Intl
7 Feb
YYZ9:00 p.m.Toronto Pearson Intl
1h 35m
DCA10:35 p.m.Washington, D.C. Reagan-National
C$ 292
Find similar
Air Canada
6 Mar
DCA6:59 a.m.Washington, D.C. Reagan-National
1h 36m
YYZ8:35 a.m.Toronto Pearson Intl
8 Mar
YYZ6:10 p.m.Toronto Pearson Intl
1h 35m
DCA7:45 p.m.Washington, D.C. Reagan-National
C$ 295
Find similar

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
23 Jan
DCA6:35 a.m.Washington, D.C. Reagan-National
3h 39m
1 stop
YYZ10:14 a.m.Toronto Pearson Intl
25 Jan
YYZ10:59 a.m.Toronto Pearson Intl
1h 51m
DCA12:50 p.m.Washington, D.C. Reagan-National
C$ 342
Find similar
American Airlines
15 Jan
DCA6:35 a.m.Washington, D.C. Reagan-National
3h 39m
1 stop
YYZ10:14 a.m.Toronto Pearson Intl
19 Jan
YYZ10:59 a.m.Toronto Pearson Intl
1h 50m
DCA12:49 p.m.Washington, D.C. Reagan-National
C$ 343
Find similar
American Airlines
7 Jan
DCA10:12 a.m.Washington, D.C. Reagan-National
1h 47m
YYZ11:59 a.m.Toronto Pearson Intl
10 Jan
YYZ10:59 a.m.Toronto Pearson Intl
1h 51m
DCA12:50 p.m.Washington, D.C. Reagan-National
C$ 346
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 18 December 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

Thu 15/1

6:59 a.m.-8:35 a.m.

Nonstop1h 36m

Toronto Pearson Intl

Thu 22/1

8:15 a.m.-12:19 p.m.

1 stop4h 04m

C$ 291

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 31/1

8:40 p.m.-10:17 p.m.

Nonstop1h 37m

Toronto Pearson Intl

Sat 7/2

9:00 p.m.-10:35 p.m.

Nonstop1h 35m

C$ 292

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Fri 6/3

6:59 a.m.-8:35 a.m.

Nonstop1h 36m

Toronto Pearson Intl

Sun 8/3

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

Nonstop1h 35m

C$ 295

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Tue 24/2

8:40 p.m.-10:17 p.m.

Nonstop1h 37m

Toronto Pearson Intl

Fri 27/2

8:15 a.m.-12:19 p.m.

1 stop4h 04m

C$ 296

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sun 1/2

6:50 p.m.-8:27 p.m.

Nonstop1h 37m

Toronto Pearson Intl

Sun 8/2

8:15 a.m.-12:19 p.m.

1 stop4h 04m

C$ 299

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 31/1

8:40 p.m.-10:17 p.m.

Nonstop1h 37m

Toronto Pearson Intl

Sat 7/2

11:00 a.m.-3:33 p.m.

1 stop4h 33m

C$ 300

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 31/1

6:45 a.m.-8:22 a.m.

Nonstop1h 37m

Toronto Pearson Intl

Sat 7/2

6:25 p.m.-7:59 p.m.

Nonstop1h 34m

C$ 303

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sun 1/2

6:00 a.m.-10:49 a.m.

1 stop4h 49m

Toronto Pearson Intl

Sun 8/2

8:15 a.m.-12:19 p.m.

1 stop4h 04m

C$ 306

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 31/1

7:00 a.m.-1:32 p.m.

1 stop6h 32m

Ottawa

Sat 31/1

5:11 p.m.-8:59 a.m.

1 stop15h 48m

C$ 460

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sun 18/1

9:07 a.m.-1:32 p.m.

1 stop4h 25m

Ottawa

Sun 25/1

5:11 p.m.-10:48 p.m.

1 stop5h 37m

C$ 500

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, March 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$ 353. If you are unable to visit Region of Ontario during the month of March, then departing from Washington, D.C. Reagan-National Airport during the month April is also very affordable. Most momondo users find prices during this month for around C$ 362.

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 Wednesday. Travellers who choose to depart for Region of Ontario on a Wednesday will often find tickets for as low as C$ 231. The most expensive day to fly to Region of Ontario is Sunday, with ticket prices averaging around C$ 448.

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$ 425 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$ 325 on momondo.

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

There are 2 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$ 190

Fastest flight time

1h 31m

Direct flights

Every day

Airports in Region of Ontario

123 airports
The best one-way flight to Region of Ontario from Washington, D.C. Reagan-National Airport in the past 72 hours is C$ 190. 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$ 252.
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 123 airports in Region of Ontario. From Washington, D.C. Reagan-National Airport there are direct flights to 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$ 319Free CancellationRating
7.1
10,534 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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