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Cheap flights from Ontario to Washington, D.C. Reagan-National Airport from C$ 180

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DCA
16 Jun — 23 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Reagan-National

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Reagan-National
Explore the most affordable flight options available from Ontario to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 May 2026.

Fri 29/56:25 p.m.
YYZ
-
DCA
Nonstop1h 33m
Air Canada
Tue 2/612:45 p.m.
DCA
-
YYZ
1 stop4h 25m
Air Canada
Deal found 13/5C$ 275
Thu 4/68:10 a.m.
YYZ
-
DCA
1 stop3h 51m
Air Canada
Sun 7/612:45 p.m.
DCA
-
YYZ
1 stop6h 35m
Air Canada
Deal found 15/5C$ 276
Thu 4/67:00 a.m.
YYZ
-
DCA
1 stop5h 01m
Air Canada
Mon 8/66:00 a.m.
DCA
-
YYZ
1 stop4h 38m
Air Canada
Deal found 17/5C$ 278
Thu 4/68:20 a.m.
YTZ
-
DCA
1 stop3h 41m
Air Canada
Sun 7/66:00 a.m.
DCA
-
YTZ
1 stop5h 52m
Air Canada
Deal found 17/5C$ 282
Fri 5/66:25 p.m.
YYZ
-
DCA
Nonstop1h 33m
Air Canada
Mon 8/68:40 p.m.
DCA
-
YYZ
Nonstop1h 32m
Air Canada
Deal found 14/5C$ 285
Fri 29/58:55 p.m.
YYZ
-
DCA
Nonstop1h 33m
Air Canada
Mon 1/68:40 p.m.
DCA
-
YYZ
Nonstop1h 32m
Air Canada
Deal found 13/5C$ 287
Mon 1/68:20 a.m.
YTZ
-
DCA
1 stop3h 41m
Air Canada
Tue 2/612:45 p.m.
DCA
-
YTZ
1 stop5h 37m
Air Canada
Deal found 17/5C$ 287
Thu 11/68:10 a.m.
YYZ
-
DCA
1 stop3h 51m
Air Canada
Sun 14/66:00 a.m.
DCA
-
YYZ
2 stops7h 05m
Air Canada
Deal found 16/5C$ 289
Fri 5/68:20 a.m.
YTZ
-
DCA
1 stop3h 41m
Air Canada
Mon 8/66:00 a.m.
DCA
-
YTZ
1 stop5h 52m
Air Canada
Deal found 14/5C$ 291
Tue 2/67:20 a.m.
YYZ
-
DCA
Nonstop1h 33m
Air Canada
Tue 2/612:45 p.m.
DCA
-
YYZ
1 stop6h 35m
Air Canada
Deal found 17/5C$ 293
Wed 27/57:40 a.m.
YTZ
-
DCA
1 stop4h 21m
Air Canada
Sat 30/54:20 p.m.
DCA
-
YTZ
1 stop5h 12m
Air Canada
Deal found 13/5C$ 293
Sat 6/65:30 p.m.
YTZ
-
DCA
1 stop4h 25m
Air Canada
Mon 8/66:00 a.m.
DCA
-
YTZ
1 stop5h 52m
Air Canada
Deal found 14/5C$ 297

Find flight deals from Ontario to Reagan-National

Keep the following information in mind while searching for Ontario to Reagan-National flight deals. Data was last updated 17 May 2026.

Round-trip from

C$ 275

One-way from

C$ 180

Popular in

March

Cheapest in

October

Average price

C$ 406

Good round-trip deal

C$ 397 or less

Good one-way deal

C$ 248 or less
Air Canada
  • Air Canada
  • 29/5-2/6
  • 1 total stop
  • 5h 58m total
  • Ontario to Washington, D.C.
Search Deals
Air Canada
  • Air Canada
  • 4/6
  • Nonstop
  • 1h 33m total
  • Ontario to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Washington, D.C. Reagan-National.
Search Deals
Price to beat on a one-way flight from Ontario to Washington, D.C. Reagan-National.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Reagan-National 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, Cheapflights users made 629,999 searches. Data last updated 17 May 2026.
Use the filters below to find and compare flights from Ontario to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 4/6

8:20 a.m.-12:01 p.m.

1 stop3h 41m

Washington, D.C. Reagan-National

Sun 7/6

12:45 p.m.-6:22 p.m.

1 stop5h 37m

C$ 289

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 11/6

8:20 a.m.-12:01 p.m.

1 stop3h 41m

Washington, D.C. Reagan-National

Sun 14/6

12:45 p.m.-6:22 p.m.

1 stop5h 37m

C$ 289

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 25/6

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

1 stop3h 40m

Washington, D.C. Reagan-National

Tue 30/6

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

1 stop5h 40m

C$ 316

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 25/6

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

1 stop4h 50m

Washington, D.C. Reagan-National

Tue 30/6

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

Nonstop1h 36m

C$ 322

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 4/6

6:37 p.m.-11:24 p.m.

1 stop4h 47m

Washington, D.C. Reagan-National

Sun 7/6

6:00 a.m.-1:34 p.m.

1 stop7h 34m

C$ 331

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Sat 6/6

4:10 p.m.-10:59 p.m.

1 stop6h 49m

Washington, D.C. Reagan-National

Tue 9/6

12:29 p.m.-5:24 p.m.

1 stop4h 55m

C$ 333

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Sat 30/5

6:00 a.m.-12:48 p.m.

1 stop6h 48m

Washington, D.C. Reagan-National

Tue 2/6

5:28 p.m.-10:59 p.m.

1 stop5h 31m

C$ 333

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Sat 13/6

8:20 a.m.-12:01 p.m.

1 stop3h 41m

Washington, D.C. Reagan-National

Mon 15/6

6:00 a.m.-9:32 p.m.

2 stops15h 32m

C$ 344

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Thu 3/9

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

1 stop3h 40m

Washington, D.C. Reagan-National

Mon 14/9

12:40 p.m.-6:15 p.m.

1 stop5h 35m

C$ 345

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Sun 6/9

6:15 a.m.-1:10 p.m.

1 stop6h 55m

Washington, D.C. Reagan-National

Thu 10/9

6:00 a.m.-1:25 p.m.

1 stop7h 25m

C$ 363

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from Region of Ontario to Washington, D.C. Reagan-National Airport?

To ensure you get the cheapest price possible for a flight from Region of Ontario to Washington, D.C. Reagan-National Airport, you should look to book at least 57 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Region of Ontario to Washington, D.C. Reagan-National Airport?

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Washington, D.C. Reagan-National Airport (average of C$ 107). Flying from Region of Ontario to Washington, D.C. Reagan-National Airport in May is currently the most expensive (average of C$ 271). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to DCA?

Find hourly flight availability from Ontario to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 May 2026.

It’s optimal to fly from Region of Ontario to Washington, D.C. Reagan-National Airport in the afternoon. By choosing this option you can save up to 41% on the cost of your flight, compared to a flight in the evening.

Weekly flight availability from Region of Ontario to Washington, D.C. Reagan-National Airport

Explore weekly flight availability from Ontario to Reagan-National. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 May 2026.

The most flights from CAON to DCA are scheduled on a Friday (13 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (8 on average).

How much does it cost to fly round-trip from Region of Ontario to Washington, D.C. Reagan-National Airport?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Washington, D.C. Reagan-National Airport?

    For as low as C$ 289, Air Canada can have you in Washington, D.C. Reagan-National Airport from Region of Ontario in 3h 41m. Region of Ontario and Washington, D.C. Reagan-National Airport are separated by a distance of 566 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Region of Ontario to Washington, D.C. Reagan-National Airport one-way?

    One-way options have recently been found by users for as low as C$ 189 on Air Canada. Other airlines that offer cheap prices include American Airlines from C$ 194 and United Airlines from C$ 228 one-way.

  • What are the most popular routes from Region of Ontario to Washington, D.C. Reagan-National Airport?

    Most travellers choose Toronto Pearson Intl - Washington, D.C. Reagan-National, Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Reagan-National or Toronto Island - Washington, D.C. Reagan-National when deciding on the best route from Region of Ontario to Washington, D.C. Reagan-National Airport.

  • What are the most reliable airlines from Region of Ontario to Washington, D.C. Reagan-National Airport?

    No one likes to see their flight delayed. When booking a flight from Region of Ontario to Washington, D.C. Reagan-National Airport consider choosing American Airlines (75%), Porter Airlines (75%) or PSA Airlines (75%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Region of Ontario to Washington, D.C. Reagan-National Airport?

    Looking at all options, your cheapest flight can be booked for C$ 194. While the most popular route (Toronto Pearson Intl - Washington, D.C. Reagan-National) can be booked for C$ 308 on average, our data indicates C$ 417 when flying from Region of Ontario to Washington, D.C. Reagan-National Airport.

  • Can I find deals for flights from Ontario to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Ontario to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Reagan-National?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Reagan-National.

  • Can I find deals for business class flights from Ontario to Reagan-National?

    Yes. Cheapflights offers flight deals from Ontario to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Washington, D.C. Reagan-National Airport?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Washington, D.C. Reagan-National Airport (average of C$ 107). Flying from Region of Ontario to Washington, D.C. Reagan-National Airport in May is currently the most expensive (average of C$ 271). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Silver Spring
Hanover
Fairfax
Reston
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Herndon
Manassas
Fredericksburg
Alexandria
Rockville

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Alternative routes for Ontario to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Reagan-National flights
Pearson Intl to Dulles Intl flights
Pearson Intl to Baltimore flights
Toronto Island to Dulles Intl flights
Pierre Elliott Trudeau Intl to Dulles Intl flights
Vancouver Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Vancouver Intl to Baltimore flights
Toronto Island to Reagan-National flights
Vancouver Intl to Reagan-National flights
Calgary to Dulles Intl flights
Pierre Elliott Trudeau Intl to Baltimore flights
Calgary to Baltimore flights
Ottawa to Dulles Intl flights
Edmonton to Reagan-National flights
Edmonton to Baltimore flights
Calgary to Reagan-National flights
Edmonton to Dulles Intl flights
Ottawa to Reagan-National flights
Halifax to Dulles Intl flights
Ottawa to Baltimore flights
Halifax to Reagan-National flights
Halifax to Baltimore flights
Winnipeg to Reagan-National flights
Toronto Island to Baltimore flights
Québec City to Dulles Intl flights
Québec City to Baltimore flights
Winnipeg to Baltimore flights
Québec City to Reagan-National flights
Winnipeg to Dulles Intl flights
Victoria to Dulles Intl flights
Saskatoon to Reagan-National flights
Saskatoon to Baltimore flights
Thunder Bay to Dulles Intl flights
London to Dulles Intl flights
Victoria to Baltimore flights
London to Reagan-National flights
Kelowna to Dulles Intl flights
London to Baltimore flights
Kelowna to Reagan-National flights
Victoria to Reagan-National flights
St. John's to Baltimore flights
Regina to Dulles Intl flights
St. John's to Reagan-National flights
St. John's to Dulles Intl flights
Hamilton to Reagan-National flights
Regina to Baltimore flights
Fredericton to Dulles Intl flights

Top 4 airlines flying from Ontario to Reagan-National

Discover the top 4 airlines that operate flights from Ontario to Reagan-National. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 184AverageC$ 350FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 210AverageC$ 377FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 228AverageC$ 456FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 232AverageC$ 455FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Reagan-National?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Reagan-National. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Reagan-National?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Reagan-National from Ontario.

Can Cheapflights find flights from Ontario to Reagan-National with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Reagan-National, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ontario to Reagan-National become cheaper?

Yes! Start tracking prices for Ontario to Reagan-National flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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