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Cheap flights from District of Columbia to Ontario from C$ 130

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Ontario departing on 9/2. 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

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Find the cheapest flights from District of Columbia to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
11:40 a.m. - 1:10 p.m.
IAD
-
YTZ
1h 30mdirect
Porter Airlines Logo
11:05 a.m. - 12:34 p.m.
YTZ
-
IAD
1h 29mdirect
C$ 250Porter Airlines
Thu, 12 Feb - Sat, 14 Feb
Porter Airlines Logo
11:40 a.m. - 1:10 p.m.
IAD
-
YTZ
1h 30mdirect
Porter Airlines Logo
8:55 a.m. - 10:24 a.m.
YTZ
-
IAD
1h 29mdirect
C$ 251Porter Airlines
Thu, 5 Mar - Mon, 9 Mar
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 04m
1 stop
C$ 251Air Canada
Thu, 26 Feb - Thu, 5 Mar
Air Canada Logo
6:59 a.m. - 8:35 a.m.
DCA
-
YYZ
1h 36mdirect
Air Canada Logo
7:20 a.m. - 8:55 a.m.
YYZ
-
DCA
1h 35mdirect
C$ 254Air Canada
Thu, 5 Feb - Sun, 8 Feb
Porter Airlines Logo
11:40 a.m. - 1:10 p.m.
IAD
-
YTZ
1h 30mdirect
Porter Airlines Logo
11:05 a.m. - 12:34 p.m.
YTZ
-
IAD
1h 29mdirect
C$ 254Porter Airlines
Wed, 11 Feb - Sat, 14 Feb
Porter Airlines Logo
6:30 p.m. - 8:00 p.m.
IAD
-
YTZ
1h 30mdirect
Porter Airlines Logo
11:05 a.m. - 12:34 p.m.
YTZ
-
IAD
1h 29mdirect
C$ 255Porter Airlines
Fri, 13 Feb - Sat, 14 Feb
United Airlines Logo
6:00 a.m. - 11:48 a.m.
IAD
-
YYZ
5h 48m
1 stop
United Airlines Logo
2:45 p.m. - 4:30 p.m.
YYZ
-
IAD
1h 45mdirect
C$ 300United Airlines
Tue, 3 Feb - Tue, 3 Feb
Multiple Airlines Logo
9:18 a.m. - 2:20 p.m.
IAD
-
YYZ
29h 02m
1 stop
Multiple Airlines Logo
8:00 p.m. - 2:18 p.m.
YYZ
-
IAD
18h 18m
2 stops
C$ 311Multiple Airlines
Sun, 8 Feb - Sun, 22 Feb
United Airlines Logo
7:00 a.m. - 1:34 p.m.
DCA
-
YOW
6h 34m
1 stop
United Airlines Logo
5:11 p.m. - 10:52 p.m.
YOW
-
DCA
5h 41m
1 stop
C$ 390United Airlines
Tue, 24 Feb - Tue, 24 Feb
WestJet Logo
12:24 p.m. - 6:35 a.m.
IAD
-
YXU
18h 11m
2 stops
WestJet Logo
8:10 p.m. - 2:45 p.m.
YXU
-
IAD
18h 35m
2 stops
C$ 2,161WestJet
Thu, 26 Feb - Thu, 5 Mar

Air Canada flights from District of Columbia to Region of Ontario

Our best Air Canada deals on District of Columbia to Region of Ontario flight tickets
Air Canada
26 Feb
DCA6:59 a.m.Washington, D.C. Reagan-National
1h 36m
YYZ8:35 a.m.Toronto Pearson Intl
5 Mar
YYZ8:15 a.m.Toronto Pearson Intl
4h 04m
1 stop
DCA12:19 p.m.Washington, D.C. Reagan-National
C$ 251
Air Canada
5 Feb
DCA6:59 a.m.Washington, D.C. Reagan-National
1h 36m
YYZ8:35 a.m.Toronto Pearson Intl
8 Feb
YYZ7:20 a.m.Toronto Pearson Intl
1h 35m
DCA8:55 a.m.Washington, D.C. Reagan-National
C$ 254
Air Canada
5 Feb
DCA6:59 a.m.Washington, D.C. Reagan-National
1h 36m
YYZ8:35 a.m.Toronto Pearson Intl
8 Feb
YYZ7:10 a.m.Toronto Pearson Intl
5h 09m
1 stop
DCA12:19 p.m.Washington, D.C. Reagan-National
C$ 255

United Airlines flights from District of Columbia to Region of Ontario

Our best United Airlines deals on District of Columbia to Region of Ontario flight tickets
United Airlines
10 Mar
IAD8:32 a.m.Washington, D.C. Dulles Intl
7h 30m
1 stop
YYZ4:02 p.m.Toronto Pearson Intl
10 Mar
YYZ7:40 p.m.Toronto Pearson Intl
1h 41m
IAD9:21 p.m.Washington, D.C. Dulles Intl
C$ 300
United Airlines
27 Jan
IAD12:35 p.m.Washington, D.C. Dulles Intl
1h 39m
YYZ2:14 p.m.Toronto Pearson Intl
8 Feb
YYZ7:40 p.m.Toronto Pearson Intl
1h 45m
IAD9:25 p.m.Washington, D.C. Dulles Intl
C$ 319
United Airlines
27 Jan
DCA9:07 a.m.Washington, D.C. Reagan-National
4h 36m
1 stop
YYZ1:43 p.m.Toronto Pearson Intl
27 Jan
YYZ5:30 p.m.Toronto Pearson Intl
5h 06m
1 stop
DCA10:36 p.m.Washington, D.C. Reagan-National
C$ 321

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 January 2026.
Use the filters below to find and compare flights from District of Columbia to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 12/2

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Sat 14/2

11:05 a.m.-12:34 p.m.

Nonstop1h 29m

C$ 250

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 5/3

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Mon 9/3

8:55 a.m.-10:24 a.m.

Nonstop1h 29m

C$ 251

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 26/2

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

Nonstop1h 36m

Toronto Pearson Intl

Thu 5/3

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

1 stop4h 04m

C$ 251

Washington, D.C.Toronto

DCA - YYZ

DCAYYZ

Washington, D.C. Reagan-National

Thu 5/2

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

Nonstop1h 36m

Toronto Pearson Intl

Sun 8/2

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

Nonstop1h 35m

C$ 254

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 11/2

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Sat 14/2

11:05 a.m.-12:34 p.m.

Nonstop1h 29m

C$ 254

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 13/2

6:30 p.m.-8:00 p.m.

Nonstop1h 30m

Toronto Island

Sat 14/2

11:05 a.m.-12:34 p.m.

Nonstop1h 29m

C$ 255

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 3/2

6:00 a.m.-11:48 a.m.

1 stop5h 48m

Toronto Pearson Intl

Tue 3/2

2:45 p.m.-4:30 p.m.

Nonstop1h 45m

C$ 300

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Sun 8/2

9:18 a.m.-2:20 p.m.

1 stop29h 02m

Toronto Pearson Intl

Sun 22/2

8:00 p.m.-2:18 p.m.

2 stops18h 18m

C$ 311

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Tue 24/2

7:00 a.m.-1:34 p.m.

1 stop6h 34m

Ottawa

Tue 24/2

5:11 p.m.-10:52 p.m.

1 stop5h 41m

C$ 390

Washington, D.C.London

IAD - YXU

IADYXU

Washington, D.C. Dulles Intl

Thu 26/2

12:24 p.m.-6:35 a.m.

2 stops18h 11m

London

Thu 5/3

8:10 p.m.-2:45 p.m.

2 stops18h 35m

C$ 2,161

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from District of Columbia 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, June is the cheapest month to fly from District of Columbia to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 303. If you are unable to visit Region of Ontario during the month of June, then departing from District of Columbia during the month September is also very affordable. Most momondo users find prices during this month for around C$ 364.

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

The cheapest day to depart from District of Columbia to Region of Ontario is on a Monday. Travellers who choose to depart for Region of Ontario on a Monday will often find tickets for as low as C$ 339. The most expensive day to fly to Region of Ontario is Tuesday, with ticket prices averaging around C$ 427.

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 morning. Flights from District of Columbia to Region of Ontario during this time can be as low as C$ 387. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are C$ 466 on average. Flights to Region of Ontario from District of Columbia in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest District of Columbia to Ontario flight route?

Fly from Washington, D.C. Reagan-National to Toronto Pearson Intl for the best District of Columbia - 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 District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 463 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 District of Columbia for as low as C$ 373 on momondo.

What cabin class options are available on District of Columbia to Ontario flights?

There are 4 cabin classes available to choose from on District of Columbia 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 District of Columbia to Region of Ontario flights?

No. A direct flight is the cheapest option for a flight between District of Columbia to Region of Ontario.

Cheap District of Columbia to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Region of Ontario

Best price found

C$ 160

Fastest flight time

1h 18m

Direct flights

Every day

Airports in Region of Ontario

123 airports
The best one-way flight to Region of Ontario from District of Columbia in the past 72 hours is C$ 160. The best round-trip flight deal from District of Columbia to Region of Ontario found on momondo in the last 72 hours is C$ 375.
The fastest flight from District of Columbia to Region of Ontario takes 1h 18m
Direct flights go from District of Columbia to Region of Ontario every day.
There are 123 airports in Region of Ontario. From District of Columbia there are direct flights to Ottawa (YOW), Toronto Pearson Intl (YYZ), Toronto Island (YTZ).
Search flight deals

  • When did momondo last update prices for flights from District of Columbia to Ontario?

    Prices for flights from District of Columbia to Ontario are updated daily.

  • How many operators does momondo search for flights from District of Columbia to Ontario?

  • How old do you have to be to fly from District of Columbia 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 District of Columbia to Ontario.

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

    The required travel and health documents for your Ontario 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 Ontario. 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 District of Columbia to Region of Ontario?

Best airlines flying from District of Columbia to Region of Ontario

Compare and see reviews for airlines that fly from District of Columbia to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 183Free CancellationRating
7.4
9,155 reviews
Search United Airlines flights
Porter AirlinesPriceFrom C$ 245Free CancellationRating
8.0
407 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 319Free CancellationRating
7.1
10,619 reviews
Search Air Canada flights
WestJetPriceFrom C$ 459Free CancellationRating
7.2
3,240 reviews
Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from District of Columbia to Ontario . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from District of Columbia to Ontario with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ontario from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from District of Columbia to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from District of Columbia to Ontario.

I’m not ready to book a flight from District of Columbia to Ontario right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from District of Columbia and alert you when they change.

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to Ontario

Popular Cities in Ontario

Popular flights according to clicks in the last 7 days on momondo
Flights to Torontofrom C$ 82
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Flights to St. John'sfrom C$ 214
Flights to Vancouverfrom C$ 65