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Cheap flights from Washington, D.C. Reagan-National Airport to Ontario from C$ 153

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 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
12:40 p.m. - 5:08 p.m.
DCA
-
YYZ
4h 28m
1 stop
Air Canada Logo
8:55 p.m. - 10:31 p.m.
YYZ
-
DCA
1h 36mdirect
C$ 300Air Canada
Sat, 22 Aug - Mon, 24 Aug
Air Canada Logo
12:40 p.m. - 5:08 p.m.
DCA
-
YYZ
4h 28m
1 stop
Air Canada Logo
6:25 p.m. - 7:57 p.m.
YYZ
-
DCA
1h 32mdirect
C$ 302Air Canada
Wed, 26 Aug - Thu, 27 Aug
Air Canada Logo
6:55 p.m. - 8:26 p.m.
DCA
-
YYZ
1h 31mdirect
Air Canada Logo
7:20 a.m. - 8:52 a.m.
YYZ
-
DCA
1h 32mdirect
C$ 303Air Canada
Sat, 22 Aug - Mon, 24 Aug
Air Canada Logo
6:59 a.m. - 8:35 a.m.
DCA
-
YYZ
1h 36mdirect
Air Canada Logo
7:10 a.m. - 12:00 p.m.
YYZ
-
DCA
4h 50m
1 stop
C$ 304Air Canada
Sat, 22 Aug - Mon, 24 Aug
Air Canada Logo
6:00 a.m. - 12:35 p.m.
DCA
-
YYZ
6h 35m
1 stop
Air Canada Logo
7:10 a.m. - 12:00 p.m.
YYZ
-
DCA
4h 50m
1 stop
C$ 307Air Canada
Wed, 5 Aug - Thu, 6 Aug
Air Canada Logo
12:40 p.m. - 6:20 p.m.
DCA
-
YTZ
5h 40m
1 stop
Air Canada Logo
8:20 a.m. - 12:00 p.m.
YTZ
-
DCA
3h 40m
1 stop
C$ 307Air Canada
Thu, 20 Aug - Sun, 23 Aug
Air Canada Logo
11:00 a.m. - 12:27 p.m.
DCA
-
YYZ
1h 27mdirect
Air Canada Logo
4:40 p.m. - 6:12 p.m.
YYZ
-
DCA
1h 32mdirect
C$ 309Air Canada
Mon, 24 Aug - Mon, 31 Aug
Air Canada Logo
6:59 a.m. - 8:35 a.m.
DCA
-
YYZ
1h 36mdirect
Air Canada Logo
6:25 p.m. - 7:57 p.m.
YYZ
-
DCA
1h 32mdirect
C$ 310Air Canada
Wed, 26 Aug - Wed, 2 Sep
Air Canada Logo
6:55 p.m. - 8:26 p.m.
DCA
-
YYZ
1h 31mdirect
Air Canada Logo
7:20 a.m. - 8:52 a.m.
YYZ
-
DCA
1h 32mdirect
C$ 316Air Canada
Sat, 22 Aug - Mon, 24 Aug
Air Canada Logo
12:40 p.m. - 5:08 p.m.
DCA
-
YYZ
4h 28m
1 stop
Air Canada Logo
8:55 p.m. - 10:31 p.m.
YYZ
-
DCA
1h 36mdirect
C$ 318Air Canada
Sat, 22 Aug - Mon, 24 Aug

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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
22 Aug
DCA12:40 p.m.Washington, D.C. Reagan-National
4h 28m
1 stop
YYZ5:08 p.m.Toronto Pearson Intl
24 Aug
YYZ8:55 p.m.Toronto Pearson Intl
1h 36m
DCA10:31 p.m.Washington, D.C. Reagan-National
C$ 300
Air Canada
26 Aug
DCA12:40 p.m.Washington, D.C. Reagan-National
4h 28m
1 stop
YYZ5:08 p.m.Toronto Pearson Intl
27 Aug
YYZ6:25 p.m.Toronto Pearson Intl
1h 32m
DCA7:57 p.m.Washington, D.C. Reagan-National
C$ 302
Air Canada
22 Aug
DCA6:55 p.m.Washington, D.C. Reagan-National
1h 31m
YYZ8:26 p.m.Toronto Pearson Intl
24 Aug
YYZ7:20 a.m.Toronto Pearson Intl
1h 32m
DCA8:52 a.m.Washington, D.C. Reagan-National
C$ 303

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
27 Jul
DCA2:58 p.m.Washington, D.C. Reagan-National
1h 47m
YYZ4:45 p.m.Toronto Pearson Intl
28 Jul
YYZ3:17 p.m.Toronto Pearson Intl
6h 09m
1 stop
DCA9:26 p.m.Washington, D.C. Reagan-National
C$ 368
American Airlines
19 Aug
DCA2:59 p.m.Washington, D.C. Reagan-National
1h 46m
YYZ4:45 p.m.Toronto Pearson Intl
21 Aug
YYZ2:15 p.m.Toronto Pearson Intl
1h 44m
DCA3:59 p.m.Washington, D.C. Reagan-National
C$ 395
American Airlines
27 Jul
DCA2:58 p.m.Washington, D.C. Reagan-National
1h 47m
YYZ4:45 p.m.Toronto Pearson Intl
28 Jul
YYZ5:25 p.m.Toronto Pearson Intl
1h 50m
DCA7:15 p.m.Washington, D.C. Reagan-National
C$ 399

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 13 July 2026.
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

Cheapest round-trip

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 22/8

12:40 p.m.-5:08 p.m.

1 stop4h 28m

Toronto Pearson Intl

Mon 24/8

8:55 p.m.-10:31 p.m.

Nonstop1h 36m

C$ 300

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Wed 26/8

12:40 p.m.-5:08 p.m.

1 stop4h 28m

Toronto Pearson Intl

Thu 27/8

6:25 p.m.-7:57 p.m.

Nonstop1h 32m

C$ 302

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 22/8

6:55 p.m.-8:26 p.m.

Nonstop1h 31m

Toronto Pearson Intl

Mon 24/8

7:20 a.m.-8:52 a.m.

Nonstop1h 32m

C$ 303

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 22/8

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

Nonstop1h 36m

Toronto Pearson Intl

Mon 24/8

7:10 a.m.-12:00 p.m.

1 stop4h 50m

C$ 304

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Wed 5/8

6:00 a.m.-12:35 p.m.

1 stop6h 35m

Toronto Pearson Intl

Thu 6/8

7:10 a.m.-12:00 p.m.

1 stop4h 50m

C$ 307

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Thu 20/8

12:40 p.m.-6:20 p.m.

1 stop5h 40m

Toronto Island

Sun 23/8

8:20 a.m.-12:00 p.m.

1 stop3h 40m

C$ 307
Quickest round-trip

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Mon 24/8

11:00 a.m.-12:27 p.m.

Nonstop1h 27m

Toronto Pearson Intl

Mon 31/8

4:40 p.m.-6:12 p.m.

Nonstop1h 32m

C$ 309

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Wed 26/8

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

Nonstop1h 36m

Toronto Pearson Intl

Wed 2/9

6:25 p.m.-7:57 p.m.

Nonstop1h 32m

C$ 310

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 22/8

6:55 p.m.-8:26 p.m.

Nonstop1h 31m

Toronto Pearson Intl

Mon 24/8

7:20 a.m.-8:52 a.m.

Nonstop1h 32m

C$ 316

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 22/8

12:40 p.m.-5:08 p.m.

1 stop4h 28m

Toronto Pearson Intl

Mon 24/8

8:55 p.m.-10:31 p.m.

Nonstop1h 36m

C$ 318

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, September 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$ 132. If you are unable to visit Region of Ontario during the month of September, then departing from Washington, D.C. Reagan-National Airport during the month June is also very affordable. Most momondo users find prices during this month for around C$ 136.

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 Thursday. Travellers who choose to depart for Region of Ontario on a Thursday will often find tickets for as low as C$ 287. The most expensive day to fly to Region of Ontario is Friday, with ticket prices averaging around C$ 588.

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 in the evening. Flights from Washington, D.C. Reagan-National Airport to Region of Ontario during this time can be as low as C$ 403. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 508 on average. Flights to Region of Ontario from Washington, D.C. Reagan-National Airport in the morning 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 from Washington, D.C. Reagan-National Airport to 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$ 513 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$ 413 on momondo.

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

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

You could potentially save up to 48% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Region of Ontario flight.

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$ 330

Fastest flight time

1h 26m

Direct flights

Every day

Airports in Region of Ontario

125 airports
The best one-way flight to Region of Ontario from Washington, D.C. Reagan-National Airport in the past 72 hours is C$ 330. 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$ 472.
The fastest flight from Washington, D.C. Reagan-National Airport to Region of Ontario takes 1h 26m
Direct flights go from Washington, D.C. Reagan-National Airport to Region of Ontario every day.
There are 125 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

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

  • 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$ 302Free CancellationRating
7.1
11,332 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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