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Cheap flights from Ontario to District of Columbia from C$ 169

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to District of Columbia departing on 16/3. 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 Ontario to District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
7:10 a.m. - 12:01 p.m.
YYZ
-
DCA
4h 51m
1 stop
Air Canada Logo
6:00 a.m. - 11:34 a.m.
DCA
-
YYZ
5h 34m
1 stop
C$ 270Air Canada
Wed, 1 Apr - Wed, 8 Apr
Air Canada Logo
5:30 p.m. - 9:18 p.m.
YYZ
-
IAD
3h 48m
1 stop
Air Canada Logo
12:40 p.m. - 5:28 p.m.
IAD
-
YYZ
4h 48m
1 stop
C$ 270Air Canada
Sat, 11 Apr - Mon, 13 Apr
Porter Airlines Logo
8:50 a.m. - 10:22 a.m.
YTZ
-
IAD
1h 32mdirect
Porter Airlines Logo
11:40 a.m. - 1:10 p.m.
IAD
-
YTZ
1h 30mdirect
C$ 277Porter Airlines
Thu, 26 Feb - Mon, 2 Mar
Porter Airlines Logo
8:50 a.m. - 10:22 a.m.
YTZ
-
IAD
1h 32mdirect
Porter Airlines Logo
11:40 a.m. - 1:10 p.m.
IAD
-
YTZ
1h 30mdirect
C$ 279Porter Airlines
Thu, 26 Feb - Mon, 2 Mar
Air Canada Logo
8:15 a.m. - 12:19 p.m.
YYZ
-
DCA
4h 04m
1 stop
Air Canada Logo
12:55 p.m. - 8:46 p.m.
DCA
-
YYZ
7h 51m
1 stop
C$ 284Air Canada
Thu, 26 Feb - Sun, 1 Mar
Porter Airlines Logo
3:45 p.m. - 5:14 p.m.
YTZ
-
IAD
1h 29mdirect
Porter Airlines Logo
11:40 a.m. - 1:10 p.m.
IAD
-
YTZ
1h 30mdirect
C$ 285Porter Airlines
Fri, 20 Mar - Mon, 23 Mar
Multiple Airlines Logo
6:45 a.m. - 10:22 a.m.
YUL
-
IAD
3h 37m
1 stop
Multiple Airlines Logo
9:45 a.m. - 11:30 a.m.
IAD
-
YUL
1h 45mdirect
C$ 385Multiple Airlines
Thu, 26 Feb - Sun, 1 Mar
Multiple Airlines Logo
6:45 a.m. - 10:24 a.m.
YUL
-
IAD
3h 39m
1 stop
Multiple Airlines Logo
9:55 a.m. - 11:38 a.m.
IAD
-
YUL
1h 43mdirect
C$ 388Multiple Airlines
Thu, 16 Apr - Fri, 17 Apr
United Airlines Logo
9:45 a.m. - 11:44 a.m.
YOW
-
IAD
1h 59mdirect
United Airlines Logo
10:13 p.m. - 11:54 p.m.
IAD
-
YOW
1h 41mdirect
C$ 415United Airlines
Sat, 21 Mar - Sat, 28 Mar
United Airlines Logo
2:15 p.m. - 4:11 p.m.
YOW
-
IAD
1h 56mdirect
United Airlines Logo
8:26 a.m. - 1:32 p.m.
IAD
-
YOW
5h 06m
1 stop
C$ 429United Airlines
Thu, 5 Mar - Tue, 10 Mar

Air Transat flights from Region of Ontario to District of Columbia

Our best Air Transat deals on Region of Ontario to District of Columbia flight tickets
Air Transat
19 Feb
YTZ8:50 a.m.Toronto Island
1h 32m
IAD10:22 a.m.Washington, D.C. Dulles Intl
26 Feb
IAD11:40 a.m.Washington, D.C. Dulles Intl
1h 30m
YTZ1:10 p.m.Toronto Island
C$ 346
Air Transat
4 Mar
YTZ8:55 a.m.Toronto Island
1h 29m
IAD10:24 a.m.Washington, D.C. Dulles Intl
11 Mar
IAD11:40 a.m.Washington, D.C. Dulles Intl
1h 30m
YTZ1:10 p.m.Toronto Island
C$ 351
Air Transat
11 Apr
YTZ11:00 a.m.Toronto Island
1h 29m
IAD12:29 p.m.Washington, D.C. Dulles Intl
12 Apr
IAD6:30 p.m.Washington, D.C. Dulles Intl
1h 30m
YTZ8:00 p.m.Toronto Island
C$ 359

Delta flights from Region of Ontario to District of Columbia

Our best Delta deals on Region of Ontario to District of Columbia flight tickets
Delta
14 Apr
YYZ6:10 a.m.Toronto Pearson Intl
4h 08m
1 stop
IAD10:18 a.m.Washington, D.C. Dulles Intl
24 Apr
IAD12:45 p.m.Washington, D.C. Dulles Intl
4h 54m
1 stop
YYZ5:39 p.m.Toronto Pearson Intl
C$ 373
Delta
19 Feb
YYZ6:00 a.m.Toronto Pearson Intl
5h 44m
1 stop
IAD11:44 a.m.Washington, D.C. Dulles Intl
9 Mar
IAD5:32 p.m.Washington, D.C. Dulles Intl
5h 07m
1 stop
YYZ10:39 p.m.Toronto Pearson Intl
C$ 393
Delta
18 Feb
YYZ6:15 a.m.Toronto Pearson Intl
5h 38m
1 stop
IAD11:53 a.m.Washington, D.C. Dulles Intl
21 Feb
IAD12:24 p.m.Washington, D.C. Dulles Intl
4h 54m
1 stop
YYZ5:18 p.m.Toronto Pearson Intl
C$ 414

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Wed 1/4

7:10 a.m.-12:01 p.m.

1 stop4h 51m

Washington, D.C. Reagan-National

Wed 8/4

6:00 a.m.-11:34 a.m.

1 stop5h 34m

C$ 270

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 11/4

5:30 p.m.-9:18 p.m.

1 stop3h 48m

Washington, D.C. Dulles Intl

Mon 13/4

12:40 p.m.-5:28 p.m.

1 stop4h 48m

C$ 270

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 26/2

8:50 a.m.-10:22 a.m.

Nonstop1h 32m

Washington, D.C. Dulles Intl

Mon 2/3

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

Nonstop1h 30m

C$ 277

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 26/2

8:50 a.m.-10:22 a.m.

Nonstop1h 32m

Washington, D.C. Dulles Intl

Mon 2/3

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

Nonstop1h 30m

C$ 279

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 26/2

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

1 stop4h 04m

Washington, D.C. Reagan-National

Sun 1/3

12:55 p.m.-8:46 p.m.

1 stop7h 51m

C$ 284

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Fri 20/3

3:45 p.m.-5:14 p.m.

Nonstop1h 29m

Washington, D.C. Dulles Intl

Mon 23/3

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

Nonstop1h 30m

C$ 285

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 26/2

6:45 a.m.-10:22 a.m.

1 stop3h 37m

Washington, D.C. Dulles Intl

Sun 1/3

9:45 a.m.-11:30 a.m.

Nonstop1h 45m

C$ 385

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 16/4

6:45 a.m.-10:24 a.m.

1 stop3h 39m

Washington, D.C. Dulles Intl

Fri 17/4

9:55 a.m.-11:38 a.m.

Nonstop1h 43m

C$ 388

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 21/3

9:45 a.m.-11:44 a.m.

Nonstop1h 59m

Washington, D.C. Dulles Intl

Sat 28/3

10:13 p.m.-11:54 p.m.

Nonstop1h 41m

C$ 415

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Thu 5/3

2:15 p.m.-4:11 p.m.

Nonstop1h 56m

Washington, D.C. Dulles Intl

Tue 10/3

8:26 a.m.-1:32 p.m.

1 stop5h 06m

C$ 429

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 District of Columbia from

How to get the cheapest flight ticket from Region of Ontario to District of Columbia

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 District of Columbia?

The month of October is, on average, the cheapest month to fly to District of Columbia from Region of Ontario, with most prices found around C$ 291. If you aren’t able to travel during the month of October, then book flights to District of Columbia from Region of Ontario during April instead. Flights to District of Columbia in April, while not as cheap as those in October, still average around C$ 299.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart from Region of Ontario to District of Columbia is on a Friday when prices can be found for as low as C$ 586. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to District of Columbia on Sunday is C$ 908.

What is the cheapest time of day to depart on your flight to District of Columbia?

Our data shows that the cheapest Region of Ontario to District of Columbia flights are usually those with departure times in the afternoon. Our users have found flights to District of Columbia in the afternoon for as low as C$ 524. At noon is when there is more demand to fly to District of Columbia, so prices are often more expensive at around C$ 905 per ticket.

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

Fly from Toronto Pearson Intl to Washington, D.C. Dulles Intl for the best Ontario - District of Columbia flight prices

How far in advance should I book a flight to District of Columbia?

You are more likely to see cheaper flights to District of Columbia from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around C$ 397 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Region of Ontario for as low as C$ 324 on momondo.

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

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

You could potentially save up to 2% on your flight if you consider stops on a Region of Ontario to District of Columbia flight.

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

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

Best price found

C$ 193

Fastest flight time

1h 17m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from Region of Ontario in the past 72 hours is C$ 193. The best round-trip flight deal from Region of Ontario to District of Columbia found on momondo in the last 72 hours is C$ 279.
The fastest flight from Region of Ontario to District of Columbia takes 1h 17m
Direct flights go from Region of Ontario to District of Columbia every day.
There are 2 airports in District of Columbia. From Region of Ontario there are direct flights to Washington, D.C. Dulles Intl (IAD).
Search flight deals

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

    Prices for flights from Ontario to District of Columbia are refreshed on a daily basis.

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

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

    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 Ontario to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The travel and health documents you'll need for your trip to District of Columbia 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 District of Columbia. 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 Region of Ontario to District of Columbia?

Best airlines flying from Region of Ontario to District of Columbia

Compare and see reviews for airlines that fly from Region of Ontario to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom C$ 183Free CancellationRating
7.9
412 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 193Free CancellationRating
7.1
10,684 reviews
Search Air Canada flights
American AirlinesPriceFrom C$ 198Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
United AirlinesPriceFrom C$ 200Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
Air TransatPriceFrom C$ 207Free CancellationRating
7.7
502 reviews
Search Air Transat flights
DeltaPriceFrom C$ 303Free CancellationRating
7.9
8,138 reviews
Search Delta flights
WestJetPriceFrom C$ 379Free CancellationRating
7.2
3,255 reviews
Search WestJet flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to District of Columbia for you.

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

Yes. momondo enables you to select and highlight flights to District of Columbia from Ontario with this policy.

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

momondo provides multiple filters to help you find the best flight to District of Columbia from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to District of Columbia from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your District of Columbia trip

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Find better results for your trip to District of Columbia

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Popular flights according to clicks in the last 7 days on momondo
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