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Cheap flights from Ontario to Washington, D.C. Reagan-National Airport from C$ 159

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DCA
5 May — 12 May1
1 adult

Cheap 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 30 April 2025.

Round-trip from

C$ 278

One-way from

C$ 159

Popular in

August

Cheapest in

March

Average price

C$ 336

Good round-trip deal

C$ 318 or less

Good one-way deal

C$ 256 or less
Air Canada
  • Air Canada
  • 11/6-18/6
  • 1 total stop
  • 6h 13m total
  • Ontario to Washington, D.C.
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American Airlines
  • American Airlines
  • 20/5
  • Nonstop
  • 1h 40m total
  • Ontario to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Ontario to Washington, D.C. Reagan-National.
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Price to beat on a one-way flight from Ontario to Washington, D.C. Reagan-National.
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Find flight deals from Ontario to Reagan-National

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 30 April 2025.

Wed 11/66:10 p.m.YYZ - DCA
Nonstop1h 33mAir Canada
Wed 18/66:00 a.m.DCA - YYZ
1 stop4h 40mAir Canada
Deal found 29/4C$ 278
Tue 27/57:20 a.m.YYZ - DCA
Nonstop1h 33mUnited Airlines
Tue 3/67:00 a.m.DCA - YYZ
1 stop4h 44mUnited Airlines
Deal found 28/4C$ 291
Wed 11/610:11 a.m.YYZ - DCA
1 stop8h 48mDelta
Wed 18/66:05 a.m.DCA - YYZ
1 stop5h 13mDelta
Deal found 29/4C$ 298
Tue 3/63:25 p.m.YTZ - DCA
1 stop6h 28mAir Canada
Wed 11/612:55 p.m.DCA - YTZ
1 stop5h 42mAir Canada
Deal found 29/4C$ 300
Fri 6/68:55 p.m.YYZ - DCA
Nonstop1h 33mMultiple Airlines
Tue 10/66:00 a.m.DCA - YYZ
1 stop4h 39mMultiple Airlines
Deal found 29/4C$ 309
Wed 28/55:29 p.m.YYZ - DCA
Nonstop1h 40mAmerican Airlines
Thu 29/510:00 a.m.DCA - YYZ
Nonstop1h 55mAmerican Airlines
Deal found 29/4C$ 316
Fri 13/62:00 p.m.YUL - DCA
Nonstop1h 49mUnited Airlines
Sun 15/66:00 a.m.DCA - YUL
Nonstop1h 48mUnited Airlines
Deal found 28/4C$ 357
Thu 22/58:15 a.m.YUL - DCA
1 stop3h 46mAir Canada
Sun 25/56:00 a.m.DCA - YUL
Nonstop1h 48mAir Canada
Deal found 28/4C$ 364
Fri 23/52:00 p.m.YUL - DCA
Nonstop1h 49mMultiple Airlines
Mon 26/54:35 p.m.DCA - YUL
Nonstop1h 50mMultiple Airlines
Deal found 29/4C$ 379
Thu 15/52:30 p.m.YYZ - DCA
1 stop4h 15mWestJet
Mon 2/66:00 a.m.DCA - YYZ
1 stop3h 30mWestJet
Deal found 28/4C$ 393
Sun 15/67:50 a.m.YUL - DCA
1 stop3h 43mAmerican Airlines
Tue 17/62:35 p.m.DCA - YUL
1 stop8h 20mAmerican Airlines
Deal found 28/4C$ 410
Thu 22/56:05 a.m.YUL - DCA
1 stop3h 39mDelta
Sun 25/56:00 a.m.DCA - YUL
1 stop6h 00mDelta
Deal found 28/4C$ 428

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 30 April 2025.
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

Ontario

Fly to

Reagan-National

Route

Depart

Return

Price

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Wed 11/6

6:10 p.m.-7:43 p.m.

Nonstop1h 33m

Washington, D.C. Reagan-National

Wed 18/6

6:00 a.m.-10:40 a.m.

1 stop4h 40m

C$ 278

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Tue 27/5

7:20 a.m.-8:53 a.m.

Nonstop1h 33m

Washington, D.C. Reagan-National

Tue 3/6

7:00 a.m.-11:44 a.m.

1 stop4h 44m

C$ 291

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Wed 28/5

5:00 p.m.-10:49 p.m.

1 stop5h 49m

Washington, D.C. Reagan-National

Wed 4/6

9:40 a.m.-5:15 p.m.

1 stop7h 35m

C$ 298

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Wed 4/6

10:25 a.m.-3:49 p.m.

1 stop5h 24m

Washington, D.C. Reagan-National

Tue 10/6

9:40 a.m.-2:50 p.m.

1 stop5h 10m

C$ 298

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Fri 6/6

8:55 p.m.-10:28 p.m.

Nonstop1h 33m

Washington, D.C. Reagan-National

Tue 10/6

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

1 stop4h 39m

C$ 309

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Wed 28/5

5:29 p.m.-7:09 p.m.

Nonstop1h 40m

Washington, D.C. Reagan-National

Sat 31/5

2:54 p.m.-4:44 p.m.

Nonstop1h 50m

C$ 316

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 13/6

2:00 p.m.-3:49 p.m.

Nonstop1h 49m

Washington, D.C. Reagan-National

Sun 15/6

6:00 a.m.-7:48 a.m.

Nonstop1h 48m

C$ 357

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 22/5

8:15 a.m.-12:01 p.m.

1 stop3h 46m

Washington, D.C. Reagan-National

Sun 25/5

6:00 a.m.-7:48 a.m.

Nonstop1h 48m

C$ 364

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 23/5

2:00 p.m.-3:49 p.m.

Nonstop1h 49m

Washington, D.C. Reagan-National

Mon 26/5

4:35 p.m.-6:25 p.m.

Nonstop1h 50m

C$ 379

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 15/5

2:30 p.m.-6:45 p.m.

1 stop4h 15m

Washington, D.C. Reagan-National

Mon 2/6

6:00 a.m.-9:30 a.m.

1 stop3h 30m

C$ 393

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/4

Showing 1-10 of 42 results
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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

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

Currently, March 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$ 263). Flying from Region of Ontario to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of C$ 361). 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 30 April 2025.

When flying from Region of Ontario to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 30 April 2025.

The most flights from CAON to DCA are scheduled on a Monday (10 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 66.0 mm.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated 30 April 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Ontario to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,936 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,826 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,242 reviews
Delta
8.0
Very good
7,936 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • 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$ 159 on American Airlines. Other airlines that offer cheap prices include Air Canada from C$ 180 and United Airlines from C$ 187 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 (74%), PSA Airlines (74%) or Air Canada (63%) 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$ 174. While the most popular route (Toronto Pearson Intl - Washington, D.C. Reagan-National) can be booked for C$ 278 on average our data indicates C$ 879 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, March 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$ 263). Flying from Region of Ontario to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of C$ 361). 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 Ontario?

Book flights to Ontario if you plan to visit one of these locations
Herndon
Arlington
Hanover
Bel Air
Fairfax
Gaithersburg
Falls Church
Alexandria
Manassas
Fredericksburg
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 Dulles Intl flights
Pearson Intl to Reagan-National flights
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Pearson Intl to Baltimore flights
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Pierre Elliott Trudeau Intl to Dulles Intl flights
Pierre Elliott Trudeau Intl to Reagan-National flights
Vancouver Intl to Baltimore flights
Toronto Island to Baltimore flights
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Pierre Elliott Trudeau Intl to Baltimore flights
Calgary to Dulles Intl flights
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Calgary to Baltimore flights
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Edmonton to Dulles Intl flights
Calgary to Reagan-National flights
Ottawa to Reagan-National flights
Edmonton to Baltimore flights
Victoria to Reagan-National flights
Victoria to Baltimore flights
Victoria to Dulles Intl flights
Edmonton to Reagan-National flights
Québec City to Reagan-National flights
Halifax to Dulles Intl flights
Québec City to Dulles Intl flights
Ottawa to Baltimore flights
Halifax to Baltimore flights
Winnipeg to Dulles Intl flights
Halifax to Reagan-National flights
Winnipeg to Baltimore flights
Winnipeg to Reagan-National flights
Regina to Dulles Intl flights
Kelowna to Dulles Intl flights
London to Reagan-National flights
Québec City to Baltimore flights
Saskatoon to Reagan-National flights
Saskatoon to Baltimore flights
Kamloops to Dulles Intl flights
London to Baltimore flights
Kamloops to Baltimore flights
Kelowna to Reagan-National flights
Kelowna to Baltimore flights
London to Dulles Intl flights
Regina to Baltimore flights
Regina to Reagan-National flights
Fredericton to Dulles Intl flights
St. John's to Dulles Intl flights

Top 5 airlines flying from Ontario to Reagan-National

Discover the top 5 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 207AverageC$ 448FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 255AverageC$ 483FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 261AverageC$ 306FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 277AverageC$ 436FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 421AverageC$ 557FlexibilityNo cancel feeOn-time60%
Search WestJet 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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