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Reagan-National

$179+ 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — DCA
Aug 5 — Aug 121
Wed 8/5
Wed 8/12
1 adult, Economy
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Cheap 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 July 6, 2026.

This Air Canada deal was found by Cheapflights users on 7/2. 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 8/136:00 am
YOW
-
DCA
1 stop4h 18m
Air Canada
Sun 8/1612:40 pm
DCA
-
YOW
Nonstop1h 31m
Air Canada
Deal found 7/2$343
This Air Canada deal was found by Cheapflights users on 7/6. 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.
Fri 8/710:25 am
YOW
-
DCA
Nonstop1h 35m
Air Canada
Sun 8/912:40 pm
DCA
-
YOW
Nonstop1h 31m
Air Canada
Deal found 7/6$344
This Air Canada deal was found by Cheapflights users on 7/3. 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.
Fri 7/3110:25 am
YOW
-
DCA
Nonstop1h 35m
Air Canada
Fri 8/78:40 pm
DCA
-
YOW
1 stop4h 05m
Air Canada
Deal found 7/3$348
This lol.travel deal was found by Cheapflights users on 7/6. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:10 am
YOW
-
DCA
1 stop3h 42m
Air Canada
Sun 8/26:00 am
DCA
-
YOW
1 stop3h 39m
Air Canada
Deal found 7/6$357
This Air Canada deal was found by Cheapflights users on 7/3. 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 7/215:45 pm
YOW
-
DCA
1 stop4h 03m
Air Canada
Fri 7/2412:40 pm
DCA
-
YOW
Nonstop1h 31m
Air Canada
Deal found 7/3$358
This Air Canada deal was found by Cheapflights users on 7/5. 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 8/46:00 am
YOW
-
DCA
1 stop4h 18m
Air Canada
Fri 8/78:40 pm
DCA
-
YOW
1 stop4h 05m
Air Canada
Deal found 7/5$366

Find 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 July 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$339
(Air Canada)

One-way from

$179
(Air Canada)

Popular in

October

Cheapest in

January

Average price

$491

Good round-trip deal

$377 or less

Good one-way deal

$391 or less
Provider with most accurate pricing for Ottawa-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for Ottawa-Washington, D.C. Reagan-National flights.
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From Ottawa to Washington, D.C. Reagan-National
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One-way flight from Ottawa to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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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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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 July 6, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 8/13

5:45 pm-9:48 pm

1 stop4h 03m

Washington, D.C. Reagan-National

Sun 8/16

6:00 am-9:39 am

1 stop3h 39m

$347

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 8/7

6:00 am-10:18 am

1 stop4h 18m

Washington, D.C. Reagan-National

Mon 8/10

6:00 am-9:39 am

1 stop3h 39m

$370
Quickest round-trip

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sun 8/9

10:25 am-12:00 pm

Nonstop1h 35m

Washington, D.C. Reagan-National

Thu 8/13

12:40 pm-2:11 pm

Nonstop1h 31m

$372

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 7/16

3:10 pm-9:48 pm

1 stop6h 38m

Washington, D.C. Reagan-National

Mon 7/20

12:40 pm-2:11 pm

Nonstop1h 31m

$399

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 7/31

10:25 am-12:00 pm

Nonstop1h 35m

Washington, D.C. Reagan-National

Fri 8/7

12:40 pm-2:11 pm

Nonstop1h 31m

$399

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Fri 9/11

10:25 am-12:00 pm

Nonstop1h 35m

Washington, D.C. Reagan-National

Tue 9/15

12:40 pm-2:12 pm

Nonstop1h 32m

$430

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sun 8/9

6:05 am-9:35 am

1 stop3h 30m

Washington, D.C. Reagan-National

Thu 8/13

8:30 am-9:35 pm

1 stop13h 05m

$436

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 9/2

6:25 am-3:42 pm

1 stop9h 17m

Washington, D.C. Reagan-National

Sat 9/5

6:30 am-9:35 pm

1 stop15h 05m

$436

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 9/17

10:25 am-12:00 pm

Nonstop1h 35m

Washington, D.C. Reagan-National

Wed 9/23

12:40 pm-2:12 pm

Nonstop1h 32m

$527

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Thu 8/13

7:00 am-12:44 pm

1 stop5h 44m

Washington, D.C. Reagan-National

Sun 8/16

6:16 am-2:55 pm

2 stops8h 39m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 17 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Ottawa-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ottawa-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ottawa-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

Currently, January is the cheapest month in which you can book a flight from Ottawa to Washington, D.C. Reagan-National Airport (average of $260). Flying from Ottawa to Washington, D.C. Reagan-National Airport in October is currently the most expensive (average of $617). 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.

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

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 July 6, 2026.
See what other customers who have flown with Air Canada from Ottawa to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
11,305 reviews

Entertainment

6.8

Overall

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Comfort

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍
Air Canada
7.1
Good
11,305 reviews
Air Canada
7.1
Good
11,305 reviews

Entertainment

6.8

Overall

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Comfort

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

YYZ - LAS

It's was great and the crew are very nice, captain has a smooth land on the runway 👍

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.

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

    There are many flights that can get you from Ottawa to Washington, D.C. Reagan-National Airport in 4h 03m. Fly via Air Canada to get the fastest option. The distance from Ottawa to Washington, D.C. Reagan-National Airport is about 452 mi.

  • What is the cheapest airline to fly 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 $284. Air Canada is priced at 28% lower than the current average price of a flight leaving 3 months from now.

  • 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 (83%), Jazz (83%), United Airlines( 83%).

  • 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 $479, our data indicates the cheapest price to be $284. The most popular route (Ottawa - Washington, D.C. Reagan-National), is priced around $357.

  • 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, January is the cheapest month in which you can book a flight from Ottawa to Washington, D.C. Reagan-National Airport (average of $260). Flying from Ottawa to Washington, D.C. Reagan-National Airport in October is currently the most expensive (average of $617). 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 Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Manassas
Falls Church
Fredericksburg
Hanover
Laurel
Silver Spring
Clinton
Hunt Valley
Cordova
Woodbridge

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Alternative routes for Ottawa 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
Pearson Intl to Baltimore flights
Ottawa to Baltimore flights
London to Dulles Intl flights

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 July 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$284Average$410FlexibilityNo cancel feeOn-time67%

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