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Cheap flights from Washington, D.C. Reagan-National Airport to Ottawa from C$ 211

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — YOW
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 12 December 2025.

Wed 31/124:10 p.m.DCA - YOW
1 stop6h 10mAir Canada
Wed 7/110:30 a.m.YOW - DCA
Nonstop1h 49mAir Canada
Deal found 10/12C$ 534
Fri 26/127:00 a.m.DCA - YOW
1 stop6h 32mUnited Airlines
Wed 31/125:09 p.m.YOW - DCA
1 stop6h 50mUnited Airlines
Deal found 9/12C$ 752
Sun 28/126:00 a.m.DCA - YOW
1 stop3h 40mAir Canada
Wed 31/126:05 p.m.YOW - DCA
1 stop4h 30mAir Canada
Deal found 10/12C$ 774
Sat 27/126:00 a.m.DCA - YOW
1 stop3h 40mAir Canada
Wed 31/126:05 p.m.YOW - DCA
1 stop4h 30mAir Canada
Deal found 9/12C$ 775
Tue 30/1210:10 a.m.DCA - YOW
1 stop6h 41mAmerican Airlines
Sat 3/16:45 a.m.YOW - DCA
1 stop5h 52mAmerican Airlines
Deal found 10/12C$ 804
Sat 27/126:00 a.m.DCA - YOW
1 stop3h 40mAir Canada
Tue 30/128:25 p.m.YOW - DCA
1 stop12h 30mAir Canada
Deal found 9/12C$ 807
Sat 27/126:30 a.m.DCA - YOW
1 stop14h 48mUnited Airlines
Tue 30/126:00 a.m.YOW - DCA
1 stop6h 24mUnited Airlines
Deal found 9/12C$ 819
Tue 30/1210:10 a.m.DCA - YOW
1 stop6h 41mAmerican Airlines
Wed 31/126:45 a.m.YOW - DCA
1 stop5h 52mAmerican Airlines
Deal found 11/12C$ 838
Wed 31/1210:10 a.m.DCA - YOW
1 stop6h 41mAmerican Airlines
Sat 3/16:45 a.m.YOW - DCA
1 stop5h 52mAmerican Airlines
Deal found 11/12C$ 852
Fri 26/128:40 p.m.DCA - YOW
1 stop4h 58mAir Canada
Thu 1/15:45 a.m.YOW - DCA
1 stop4h 36mAir Canada
Deal found 11/12C$ 866

Find 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 12 December 2025.

Round-trip from

C$ 418

One-way from

C$ 211

Popular in

May

Cheapest in

March

Average price

C$ 452
Air Canada
  • Air Canada
  • 15/1-18/1
  • Nonstop
  • 3h 24m total
  • Washington, D.C. to Ottawa
Search Deals
Air Canada
  • Air Canada
  • 6/2
  • Nonstop
  • 1h 35m total
  • Washington, D.C. to Ottawa
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 12 December 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

Wed 7/1

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

Nonstop1h 35m

Ottawa

Thu 8/1

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

Nonstop1h 49m

C$ 490

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 7/1

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

Nonstop1h 35m

Ottawa

Wed 14/1

5:45 a.m.-10:21 a.m.

1 stop4h 36m

C$ 502

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 15/1

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

1 stop3h 42m

Ottawa

Mon 19/1

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

Nonstop1h 49m

C$ 502

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 6/2

11:05 a.m.-4:23 p.m.

1 stop5h 18m

Ottawa

Sat 7/2

10:50 a.m.-3:33 p.m.

1 stop4h 43m

C$ 513

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Mon 13/4

4:10 p.m.-10:16 p.m.

1 stop6h 06m

Ottawa

Fri 17/4

5:45 a.m.-10:19 a.m.

1 stop4h 34m

C$ 513

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 7/1

12:00 p.m.-5:12 p.m.

1 stop5h 12m

Ottawa

Thu 8/1

6:00 a.m.-10:33 a.m.

1 stop4h 33m

C$ 516

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

Thu 5/2

12:00 p.m.-6:05 p.m.

1 stop6h 05m

C$ 519

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 6/2

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

Nonstop1h 35m

C$ 211

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sun 25/1

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

Nonstop1h 35m

C$ 222

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 2/1

11:05 a.m.-4:48 p.m.

1 stop5h 43m

C$ 257

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 15 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$ 170). Flying from Washington, D.C. Reagan-National Airport to Ottawa in June is currently the most expensive (average of C$ 383). 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 12 December 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 (75%), Jazz (75%), United Airlines( 75%).

  • 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$ 170). Flying from Washington, D.C. Reagan-National Airport to Ottawa in June is currently the most expensive (average of C$ 383). 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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Deals for Reagan-National to Ottawa flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Reagan-National to Ottawa by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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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