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Reagan-National

$115+ Cheap flights from Ontario to Reagan-National (DCA)

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DCA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$172
(Booking.com)

One-way from

$115
(Air Canada)

Popular in

August

Cheapest in

March

Average price

$243

Good round-trip deal

$209 or less

Good one-way deal

$121 or less
Provider with most accurate pricing for Toronto (YTO)-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Toronto (YTO)-Washington, D.C. (WAS) flights.
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From Ontario to Washington, D.C. Reagan-National
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One-way flight from Ontario to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
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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 April 29, 2025.

This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/36:15 amYYZ - DCA
1 stop4h 04mAir Canada
Wed 6/46:00 amDCA - YYZ
1 stop4h 39mAir Canada
Deal found 4/28$172
This Air Canada deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/33:25 pmYTZ - DCA
1 stop6h 28mAir Canada
Wed 6/412:55 pmDCA - YTZ
1 stop5h 42mAir Canada
Deal found 4/28$184
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/283:00 pmYYZ - DCA
1 stop4h 09mUnited Airlines
Thu 5/296:59 amDCA - YYZ
Nonstop1h 33mUnited Airlines
Deal found 4/27$209
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/272:27 pmYYZ - DCA
1 stop8h 32mDelta
Mon 6/3011:00 amDCA - YYZ
1 stop6h 24mDelta
Deal found 4/28$215
This United deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/294:30 pmYYZ - DCA
Nonstop1h 33mMultiple Airlines
Sun 6/16:59 amDCA - YYZ
Nonstop1h 33mMultiple Airlines
Deal found 4/27$221
This Kissandfly.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/228:55 pmYYZ - DCA
Nonstop1h 33mLufthansa
Sun 5/256:59 amDCA - YYZ
Nonstop1h 33mLufthansa
Deal found 4/28$244
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/55:19 pmYYZ - DCA
Nonstop1h 40mAmerican Airlines
Mon 6/96:00 amDCA - YYZ
1 stop3h 49mAmerican Airlines
Deal found 4/28$251
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/132:00 pmYUL - DCA
Nonstop1h 49mUnited Airlines
Sun 6/156:00 amDCA - YUL
Nonstop1h 48mUnited Airlines
Deal found 4/28$258
This Air Canada deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/228:15 amYUL - DCA
1 stop3h 46mAir Canada
Sun 5/256:00 amDCA - YUL
Nonstop1h 48mAir Canada
Deal found 4/28$263
This Trip.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/233:50 pmYYZ - DCA
1 stop7h 25mWestJet
Sun 5/255:45 pmDCA - YYZ
1 stop5h 09mWestJet
Deal found 4/28$271
This United deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/232:00 pmYUL - DCA
Nonstop1h 49mMultiple Airlines
Mon 5/264:35 pmDCA - YUL
Nonstop1h 50mMultiple Airlines
Deal found 4/29$274
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:00 amYUL - DCA
2 stops9h 20mDelta
Sun 5/2512:00 pmDCA - YUL
1 stop11h 19mDelta
Deal found 4/28$288

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 2,558,603 searches. Data last updated April 29, 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

Tue 6/3

6:15 am-10:19 am

1 stop4h 04m

Washington, D.C. Reagan-National

Wed 6/4

6:00 am-10:39 am

1 stop4h 39m

$172

TorontoWashington, D.C.

YTZ - DCA

YTZDCA

Toronto Island

Tue 6/3

3:25 pm-9:53 pm

1 stop6h 28m

Washington, D.C. Reagan-National

Wed 6/4

12:55 pm-6:37 pm

1 stop5h 42m

$184

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Wed 5/28

3:00 pm-7:09 pm

1 stop4h 09m

Washington, D.C. Reagan-National

Thu 5/29

6:59 am-8:32 am

Nonstop1h 33m

$209

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Fri 6/27

2:27 pm-10:59 pm

1 stop8h 32m

Washington, D.C. Reagan-National

Mon 6/30

11:00 am-5:24 pm

1 stop6h 24m

$215

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 5/29

4:30 pm-6:03 pm

Nonstop1h 33m

Washington, D.C. Reagan-National

Sun 6/1

6:59 am-8:32 am

Nonstop1h 33m

$221

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 5/22

8:55 pm-10:28 pm

Nonstop1h 33m

Washington, D.C. Reagan-National

Sun 5/25

6:59 am-8:32 am

Nonstop1h 33m

$244

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Thu 6/5

5:19 pm-6:59 pm

Nonstop1h 40m

Washington, D.C. Reagan-National

Mon 6/9

6:00 am-9:49 am

1 stop3h 49m

$251

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 6/13

2:00 pm-3:49 pm

Nonstop1h 49m

Washington, D.C. Reagan-National

Sun 6/15

6:00 am-7:48 am

Nonstop1h 48m

$258

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 5/22

8:15 am-12:01 pm

1 stop3h 46m

Washington, D.C. Reagan-National

Sun 5/25

6:00 am-7:48 am

Nonstop1h 48m

$263

TorontoWashington, D.C.

YYZ - DCA

YYZDCA

Toronto Pearson Intl

Fri 5/23

3:50 pm-11:15 pm

1 stop7h 25m

Washington, D.C. Reagan-National

Sun 5/25

5:45 pm-10:54 pm

1 stop5h 09m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 43 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, February is the cheapest month in which you can book a flight from Region of Ontario to Washington, D.C. Reagan-National Airport (average of $278). Flying from Region of Ontario to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $344). 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 April 29, 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 April 29, 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 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 April 29, 2025.
See what other customers who have flown with Delta, United Airlines and American Airlines from Ontario to Washington, D.C. have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

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
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

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
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

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
2,823 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

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
9,244 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

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?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $115. Users have also found prices from $135 and $145 on United Airlines and American Airlines, respectively.

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

    The most popular route from Region of Ontario to Washington, D.C. Reagan-National Airport is Toronto Pearson Intl - Washington, D.C. Reagan-National. You may also consider Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Reagan-National or Toronto Island - Washington, D.C. Reagan-National.

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

    Consider American Airlines (74%), PSA Airlines (74%) or Air Canada (63%) when booking your flight. These represent the most reliable airlines when flying from Region of Ontario to Washington, D.C. Reagan-National Airport.

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

    Looking for the cheapest flight from Region of Ontario to Washington, D.C. Reagan-National Airport? While on average our users pay $865, our data indicates the cheapest price to be $103. The most popular route (Toronto Pearson Intl - Washington, D.C. Reagan-National), is priced around $196.

  • 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, February is the cheapest month in which you can book a flight from Region of Ontario to Washington, D.C. Reagan-National Airport (average of $278). Flying from Region of Ontario to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $344). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Alexandria
Arlington
Woodbridge
Tysons
Fairfax
Springfield
Rockville
Fredericksburg
Silver Spring
Gaithersburg
Linthicum Heights
Falls Church
Laurel
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Towson
Herndon
Bowie
National Harbor
Oxon Hill
Reston

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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
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Kelowna to Baltimore flights
Saskatoon to Reagan-National flights
St. John's to Reagan-National flights
St. John's to Baltimore flights
St. John's to Dulles Intl flights
Whitehorse to Dulles Intl flights
Saskatoon to Baltimore flights

Top 3 airlines flying from Ontario to Reagan-National

Discover the top 3 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 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$174Average$328FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$213Average$297FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$219Average$300FlexibilityNo cancel feeOn-time71%

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