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Reagan-National

$167+ Cheap flights from Ottawa (YOW) 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — DCA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Ottawa to Washington, D.C. Reagan-National are usually found in March or April, booked 25 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap flight deals from Ottawa to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$295
(Air Canada)

One-way from

$167
(Air Canada)

Popular in

July

Cheapest in

March

Average price

$337

Good round-trip deal

$304 or less

Good one-way deal

$182 or less
From Ottawa to Washington, D.C. Reagan-National
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One-way flight from Ottawa 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. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Ottawa to Washington, D.C. Reagan-National.
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Price to beat on a one-way flight from Ottawa to Washington, D.C. Reagan-National.
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Find flight deals from Ottawa to Reagan-National

Cheapest flights from Ottawa to Reagan-National
Explore the most affordable flight options available from Ottawa to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Air Canada deal was found by Cheapflights users on 6/11. 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.
Sat 7/266:00 amYOW - DCA
1 stop4h 18mAir Canada
Sat 8/26:00 amDCA - YOW
1 stop4h 25mAir Canada
Deal found 6/11$295
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/46:33 amYOW - DCA
1 stop5h 26mUnited Airlines
Tue 7/88:30 amDCA - YOW
1 stop5h 34mUnited Airlines
Deal found 6/9$359
This Flysmarter deal was found by Cheapflights users on 6/10. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/310:25 amYOW - DCA
Nonstop1h 38mMultiple Airlines
Sun 7/612:55 pmDCA - YOW
Nonstop1h 32mMultiple Airlines
Deal found 6/10$375
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:55 amYOW - DCA
2 stops17h 01mWestJet
Mon 9/222:00 pmDCA - YOW
2 stops10h 22mWestJet
Deal found 6/12$580
This Delta deal was found by Cheapflights users on 6/11. 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 7/45:55 amYOW - DCA
2 stops17h 04mDelta
Tue 7/811:00 amDCA - YOW
2 stops13h 22mDelta
Deal found 6/11$597

Cheapflights Fare Finder

Customize your flight search to find flights from Ottawa 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 June 12, 2025.
Use the filters below to find and compare flights from Ottawa to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Ottawa

Fly to

Reagan-National

Route

Depart

Return

Price

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sat 7/26

6:00 am-10:18 am

1 stop4h 18m

Washington, D.C. Reagan-National

Sat 8/2

6:00 am-10:25 am

1 stop4h 25m

$295

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 7/3

6:33 am-5:01 pm

1 stop10h 28m

Washington, D.C. Reagan-National

Sun 7/6

12:55 pm-2:27 pm

Nonstop1h 32m

$337

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 7/4

6:33 am-11:59 am

1 stop5h 26m

Washington, D.C. Reagan-National

Tue 7/8

8:30 am-2:04 pm

1 stop5h 34m

$359

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 9/19

5:55 am-10:56 pm

2 stops17h 01m

Washington, D.C. Reagan-National

Mon 9/22

2:00 pm-12:22 am

2 stops10h 22m

$580

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 7/4

5:55 am-10:59 pm

2 stops17h 04m

Washington, D.C. Reagan-National

Tue 7/8

11:00 am-12:22 am

2 stops13h 22m

$597

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 7/10

10:25 am-12:03 pm

Nonstop1h 38m

$167

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 7/11

2:48 pm-9:38 pm

1 stop6h 50m

$207

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 7/9

7:00 am-5:59 pm

3 stops10h 59m

$314

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Tue 7/1

5:55 am-6:55 pm

2 stops13h 00m

$335

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 7/31

5:55 am-4:33 pm

2 stops10h 38m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Ottawa to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Ottawa 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 Ottawa to Washington, D.C. Reagan-National Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Reagan-National. Price data was last updated on June 9, 2025.

Booking 25 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to Washington, D.C. Reagan-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Ottawa to Washington, D.C. Reagan-National Airport (average of $278). Flying from Ottawa to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $337). 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 YOW to DCA?

Find hourly flight availability from Ottawa 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 June 12, 2025.

When flying from Ottawa 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.

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 June 12, 2025.
See what other customers who have flown with Delta, United Airlines and WestJet from Ottawa to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Ottawa 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 airport do you fly from for flights from Ottawa to Washington, D.C. Reagan-National?

    If you book a flight to Washington, D.C. Reagan-National from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 6.6 mi from the center of Ottawa. There is 1 flight from Ottawa to Washington, D.C. Reagan-National per day from 1 airline.

  • What are the cheapest airlines flying from Ottawa to Washington, D.C. Reagan-National Airport round-trip?

    Flying on Air Canada is currently your cheapest option to Washington, D.C. Reagan-National Airport, with prices starting at $295. Additional round-trip tickets that might be worth considering are offered by United Airlines and WestJet, with the lowest prices starting at $359 and $580, respectively. Air Canada is priced at 21% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $167. United Airlines flights start at $207 while deals on Delta start at $335 one-way.

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

    Before booking your flight to Washington, D.C. Reagan-National Airport from Ottawa, check out the most reliable airlines to get you to your destination on time: Air Canada (92%), Jazz (92%), United Airlines( 92%).

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

    Looking for the cheapest flight from Ottawa to Washington, D.C. Reagan-National Airport? While on average our users pay $310, our data indicates the cheapest price to be $149. The most popular route (Ottawa - Washington, D.C. Reagan-National), is priced around $325.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa 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 Ottawa to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Ottawa to Washington, D.C. Reagan-National Airport (average of $278). Flying from Ottawa to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $337). 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.

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Top airline flying from Ottawa to Reagan-National

Discover the top airline that operate flights from Ottawa 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$277Average$407FlexibilityNo cancel feeOn-time67%

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