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Cheap flights from Washington, D.C. Reagan-National Airport to Ottawa from C$ 218

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 17/11. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — YOW
28 Nov — 5 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Reagan-National to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Ottawa (YOW). 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 29 October 2025.

Round-trip from

C$ 433

One-way from

C$ 218

Popular in

May

Cheapest in

March

Average price

C$ 742

Good one-way deal

C$ 269 or less
Air Canada
  • Air Canada
  • 19/11-23/11
  • Nonstop
  • 3h 24m total
  • Washington, D.C. to Ottawa
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Air Canada
  • Air Canada
  • 17/11
  • 1 total stop
  • 5h 43m total
  • Washington, D.C. to Ottawa
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Highest demand for flights based on searches. 14% potential increase in price (C$ 134 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 30 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a one-way flight from Washington, D.C. Reagan-National to Ottawa.
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Find flight deals from Reagan-National to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Reagan-National to Ottawa
Explore the most affordable flight options available from Reagan-National to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 October 2025.

Wed 19/1112:55 p.m.DCA - YOW
Nonstop1h 35mAir Canada
Sun 23/1110:30 a.m.YOW - DCA
Nonstop1h 49mAir Canada
Deal found 27/10C$ 433
Thu 27/1112:55 p.m.DCA - YOW
Nonstop1h 35mAir Canada
Thu 4/1210:30 a.m.YOW - DCA
Nonstop1h 49mAir Canada
Deal found 28/10C$ 497
Thu 11/1212:55 p.m.DCA - YOW
Nonstop1h 35mAir Canada
Thu 18/1210:30 a.m.YOW - DCA
Nonstop1h 49mAir Canada
Deal found 28/10C$ 502
Thu 20/116:00 a.m.DCA - YOW
1 stop3h 42mAir Canada
Sun 23/1110:50 a.m.YOW - DCA
1 stop4h 41mAir Canada
Deal found 29/10C$ 516
Tue 11/1112:55 p.m.DCA - YOW
Nonstop1h 35mAir Canada
Tue 25/115:45 a.m.YOW - DCA
1 stop4h 41mAir Canada
Deal found 28/10C$ 524
Wed 19/116:00 a.m.DCA - YOW
1 stop3h 42mAir Canada
Thu 20/1112:05 p.m.YOW - DCA
1 stop6h 00mAir Canada
Deal found 29/10C$ 525
Wed 26/116:00 a.m.DCA - YOW
1 stop3h 42mAir Canada
Sun 7/125:45 a.m.YOW - DCA
1 stop4h 36mAir Canada
Deal found 28/10C$ 527

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Ottawa 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 29 October 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Ottawa that are best for you.

Fly from

Reagan-National

Fly to

Ottawa

Route

Depart

Return

Price

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 11/12

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

Ottawa

Thu 18/12

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

C$ 502

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 20/11

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

Ottawa

Sun 23/11

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

C$ 502

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Mon 8/12

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

Ottawa

Fri 12/12

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

C$ 502

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 27/11

11:05 a.m.-4:18 p.m.

1 stop5h 13m

Ottawa

Thu 4/12

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

C$ 503

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 14/2

11:05 a.m.-4:18 p.m.

1 stop5h 13m

Ottawa

Sun 15/2

10:30 a.m.-12:19 p.m.

Nonstop1h 49m

C$ 509

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 1/4

6:00 a.m.-9:36 a.m.

1 stop3h 36m

Ottawa

Thu 2/4

10:30 a.m.-12:06 p.m.

Nonstop1h 36m

C$ 509

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Tue 11/11

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

Ottawa

Tue 25/11

5:45 a.m.-10:26 a.m.

1 stop4h 41m

C$ 524

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Mon 2/2

6:00 a.m.-9:42 a.m.

1 stop3h 42m

Ottawa

Sat 14/2

10:50 a.m.-3:31 p.m.

1 stop4h 41m

C$ 525

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 28/11

12:55 p.m.-2:30 p.m.

Nonstop1h 35m

C$ 218

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Mon 13/4

12:55 p.m.-2:27 p.m.

Nonstop1h 32m

C$ 218

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 17 results
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Best time to book a flight from Reagan-National to Ottawa

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

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

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Ottawa (average of C$ 172). Flying from Washington, D.C. Reagan-National Airport to Ottawa in June is currently the most expensive (average of C$ 388). 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 DCA to YOW?

Find hourly flight availability from Reagan-National to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 October 2025.

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

Related info for your journey

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

    Most people fly into Ottawa (YOW) if they book a flight to Ottawa from Washington, D.C. Reagan-National. On average, Ottawa has 1 inbound flight from Washington, D.C. Reagan-National per day from 0 airlines. Ottawa is conveniently located just 10.6 km from Ottawa’s city centre.

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

    Airlines like Air Canada fly from Washington, D.C. Reagan-National Airport to Ottawa in about 1h 35m. The time it takes to get you to your destination is usually consistent. The distance between Washington, D.C. Reagan-National Airport and Ottawa is about 727 km. Generally, flights for this route are direct.

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

    Before booking your flight to Ottawa from Washington, D.C. Reagan-National Airport, check out the most reliable airlines to get you to your destination on time: Air Canada (96%), Jazz (96%), United Airlines( 96%).

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

    Looking for the cheapest flight from Washington, D.C. Reagan-National Airport to Ottawa? While on average our users pay C$ 270, our data indicates the cheapest price to be C$ 269. The most popular route (Washington, D.C. Reagan-National - Ottawa), is priced around C$ 523.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Ottawa (average of C$ 172). Flying from Washington, D.C. Reagan-National Airport to Ottawa in June is currently the most expensive (average of C$ 388). 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Prescott
Pembroke
Wakefield

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

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

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Ottawa from Reagan-National today and book when prices fit your budget.

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