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Cheap flights from Washington, D.C. Reagan-National Airport to Ontario from C$ 132

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 8/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Ontario

Cheap round-trip flights

Air Canada Logo
12:55 p.m. - 6:45 p.m.DCA-YTZ
5h 50m1 stop
Air Canada Logo
10:25 a.m. - 3:51 p.m.YTZ-DCA
5h 26m1 stop
C$ 281Air Canada
Find Deal
Thu, 18 Sep - Thu, 25 Sep
Air Canada Logo
6:00 a.m. - 10:39 a.m.DCA-YYZ
4h 39m1 stop
Air Canada Logo
6:15 a.m. - 10:20 a.m.YYZ-DCA
4h 05m1 stop
C$ 290Air Canada
Find Deal
Thu, 18 Sep - Thu, 25 Sep
Air Canada Logo
6:00 a.m. - 12:39 p.m.DCA-YYZ
6h 39m1 stop
Air Canada Logo
8:00 a.m. - 12:08 p.m.YYZ-DCA
4h 08m1 stop
C$ 291Air Canada
Find Deal
Thu, 4 Sep - Sun, 7 Sep
Air Canada Logo
6:00 a.m. - 11:45 a.m.DCA-YTZ
5h 45m1 stop
Air Canada Logo
10:25 a.m. - 3:51 p.m.YTZ-DCA
5h 26m1 stop
C$ 291Air Canada
Find Deal
Thu, 18 Sep - Thu, 25 Sep
United Airlines Logo
7:00 a.m. - 1:47 p.m.DCA-YYZ
6h 47m1 stop
United Airlines Logo
5:15 p.m. - 10:43 p.m.YYZ-DCA
5h 28m1 stop
C$ 363United Airlines
Find Deal
Sat, 6 Sep - Sat, 6 Sep
United Airlines Logo
7:00 p.m. - 11:58 p.m.DCA-YYZ
4h 58m1 stop
United Airlines Logo
7:00 a.m. - 11:59 a.m.YYZ-DCA
4h 59m1 stop
C$ 396United Airlines
Find Deal
Tue, 26 Aug - Fri, 29 Aug
Delta Logo
6:00 a.m. - 10:07 a.m.DCA-YUL
4h 07m1 stop
Delta Logo
6:00 a.m. - 3:00 p.m.YUL-DCA
9h 00m2 stops
C$ 499Delta
Find Deal
Wed, 20 Aug - Sat, 23 Aug
Delta Logo
3:40 p.m. - 11:28 p.m.DCA-YUL
7h 48m2 stops
Delta Logo
11:00 a.m. - 7:35 p.m.YUL-DCA
8h 35m2 stops
C$ 506Delta
Find Deal
Sat, 16 Aug - Tue, 19 Aug
WestJet Logo
1:40 p.m. - 11:53 p.m.DCA-YUL
10h 13m1 stop
WestJet Logo
12:55 p.m. - 10:58 p.m.YUL-DCA
10h 03m1 stop
C$ 513WestJet
Find Deal
Sat, 30 Aug - Fri, 5 Sep
WestJet Logo
5:30 p.m. - 11:08 p.m.DCA-YUL
5h 38m1 stop
WestJet Logo
6:35 p.m. - 10:59 p.m.YUL-DCA
4h 24m1 stop
C$ 523WestJet
Find Deal
Fri, 5 Sep - Tue, 9 Sep

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
18 Sep
DCA12:55 p.m.Washington, D.C. Reagan-National
5h 50m
1 stop
YTZ6:45 p.m.Toronto Island
25 Sep
YTZ10:25 a.m.Toronto Island
5h 26m
1 stop
DCA3:51 p.m.Washington, D.C. Reagan-National
C$ 281
Find similar
Air Canada
18 Sep
DCA6:00 a.m.Washington, D.C. Reagan-National
4h 39m
1 stop
YYZ10:39 a.m.Toronto Pearson Intl
25 Sep
YYZ6:15 a.m.Toronto Pearson Intl
4h 05m
1 stop
DCA10:20 a.m.Washington, D.C. Reagan-National
C$ 290
Find similar
Air Canada
4 Sep
DCA6:00 a.m.Washington, D.C. Reagan-National
6h 39m
1 stop
YYZ12:39 p.m.Toronto Pearson Intl
7 Sep
YYZ8:00 a.m.Toronto Pearson Intl
4h 08m
1 stop
DCA12:08 p.m.Washington, D.C. Reagan-National
C$ 291
Find similar

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

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Region of Ontario flight tickets
United Airlines
6 Sep
DCA7:00 a.m.Washington, D.C. Reagan-National
6h 47m
1 stop
YYZ1:47 p.m.Toronto Pearson Intl
6 Sep
YYZ5:15 p.m.Toronto Pearson Intl
5h 28m
1 stop
DCA10:43 p.m.Washington, D.C. Reagan-National
C$ 363
Find similar
United Airlines
26 Aug
DCA7:00 p.m.Washington, D.C. Reagan-National
4h 58m
1 stop
YYZ11:58 p.m.Toronto Pearson Intl
29 Aug
YYZ7:00 a.m.Toronto Pearson Intl
4h 59m
1 stop
DCA11:59 a.m.Washington, D.C. Reagan-National
C$ 396
Find similar
United Airlines
6 Sep
DCA7:00 a.m.Washington, D.C. Reagan-National
6h 09m
1 stop
YUL1:09 p.m.Montreal Pierre Elliott Trudeau Intl
6 Sep
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
5h 48m
1 stop
DCA10:43 p.m.Washington, D.C. Reagan-National
C$ 423
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 4 August 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 - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Thu 18/9

12:55 p.m.-6:45 p.m.

1 stop5h 50m

Toronto Island

Thu 25/9

10:25 a.m.-3:51 p.m.

1 stop5h 26m

C$ 281

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 18/9

6:00 a.m.-10:39 a.m.

1 stop4h 39m

Toronto Pearson Intl

Thu 25/9

6:15 a.m.-10:20 a.m.

1 stop4h 05m

C$ 290

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 4/9

6:00 a.m.-12:39 p.m.

1 stop6h 39m

Toronto Pearson Intl

Sun 7/9

8:00 a.m.-12:08 p.m.

1 stop4h 08m

C$ 291

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Thu 18/9

6:00 a.m.-11:45 a.m.

1 stop5h 45m

Toronto Island

Thu 25/9

10:25 a.m.-3:51 p.m.

1 stop5h 26m

C$ 291

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Sat 6/9

7:00 a.m.-1:47 p.m.

1 stop6h 47m

Toronto Pearson Intl

Sat 6/9

5:15 p.m.-10:43 p.m.

1 stop5h 28m

C$ 363

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Tue 26/8

7:00 p.m.-11:58 p.m.

1 stop4h 58m

Toronto Pearson Intl

Fri 29/8

7:00 a.m.-11:59 a.m.

1 stop4h 59m

C$ 396

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 20/8

6:00 a.m.-10:07 a.m.

1 stop4h 07m

Montreal Pierre Elliott Trudeau Intl

Sat 23/8

6:00 a.m.-3:00 p.m.

2 stops9h 00m

C$ 499

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 16/8

3:40 p.m.-11:28 p.m.

2 stops7h 48m

Montreal Pierre Elliott Trudeau Intl

Tue 19/8

11:00 a.m.-7:35 p.m.

2 stops8h 35m

C$ 506

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 30/8

1:40 p.m.-11:53 p.m.

1 stop10h 13m

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

12:55 p.m.-10:58 p.m.

1 stop10h 03m

C$ 513

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 5/9

5:30 p.m.-11:08 p.m.

1 stop5h 38m

Montreal Pierre Elliott Trudeau Intl

Tue 9/9

6:35 p.m.-10:59 p.m.

1 stop4h 24m

C$ 522

Flights are sorted by cheapest round-trip flights 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 Wednesday. Travellers who choose to depart for Region of Ontario on a Wednesday will often find tickets for as low as C$ 362. The most expensive day to fly to Region of Ontario is Sunday, with ticket prices averaging around C$ 449.

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$ 427 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$ 450 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.

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$ 132

Fastest flight time

1h 31m

Direct flights

Every day

Airports in Region of Ontario

4 airports
The best one-way flight to Region of Ontario from Washington, D.C. Reagan-National Airport in the past 72 hours is C$ 132. 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$ 281.
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 4 airports near Region of Ontario: Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Pearson Intl (YYZ), Toronto Island (YTZ)
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
9,879 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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Find better results for your trip to Ontario

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