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Cheap flights from Washington, D.C. Reagan-National Airport to Ottawa from C$ 198

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Ottawa departing on 12/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:55 p.m. - 2:30 p.m.DCA-YOW
1h 35mdirect
Air Canada Logo
10:30 a.m. - 12:19 p.m.YOW-DCA
1h 49mdirect
C$ 395Air Canada
Find Deal
Mon, 12 Jan - Mon, 19 Jan
Air Canada Logo
6:00 a.m. - 9:42 a.m.DCA-YOW
3h 42m1 stop
Air Canada Logo
10:30 a.m. - 12:19 p.m.YOW-DCA
1h 49mdirect
C$ 397Air Canada
Find Deal
Mon, 12 Jan - Mon, 19 Jan
Air Canada Logo
11:05 a.m. - 4:23 p.m.DCA-YOW
5h 18m1 stop
Air Canada Logo
2:05 p.m. - 7:45 p.m.YOW-DCA
5h 40m1 stop
C$ 413Air Canada
Find Deal
Mon, 12 Jan - Mon, 19 Jan
Air Canada Logo
8:40 p.m. - 1:38 a.m.DCA-YOW
4h 58m1 stop
Air Canada Logo
5:45 a.m. - 10:21 a.m.YOW-DCA
4h 36m1 stop
C$ 420Air Canada
Find Deal
Sat, 20 Dec - Thu, 25 Dec
Air Canada Logo
11:05 a.m. - 4:48 p.m.DCA-YOW
5h 43m1 stop
Air Canada Logo
10:30 a.m. - 12:19 p.m.YOW-DCA
1h 49mdirect
C$ 436Air Canada
Find Deal
Thu, 1 Jan - Wed, 7 Jan
Air Canada Logo
11:05 a.m. - 4:48 p.m.DCA-YOW
5h 43m1 stop
Air Canada Logo
10:30 a.m. - 12:19 p.m.YOW-DCA
1h 49mdirect
C$ 441Air Canada
Find Deal
Thu, 1 Jan - Tue, 6 Jan
Air Canada Logo
11:05 a.m. - 4:48 p.m.DCA-YOW
5h 43m1 stop
Air Canada Logo
10:45 a.m. - 3:31 p.m.YOW-DCA
4h 46m1 stop
C$ 444Air Canada
Find Deal
Thu, 1 Jan - Wed, 7 Jan
Air Canada Logo
11:05 a.m. - 4:48 p.m.DCA-YOW
5h 43m1 stop
Air Canada Logo
5:45 a.m. - 10:21 a.m.YOW-DCA
4h 36m1 stop
C$ 448Air Canada
Find Deal
Thu, 1 Jan - Tue, 6 Jan
Air Canada Logo
6:00 a.m. - 11:20 a.m.DCA-YOW
5h 20m1 stop
Air Canada Logo
7:15 a.m. - 7:45 p.m.YOW-DCA
12h 30m1 stop
C$ 453Air Canada
Find Deal
Thu, 18 Dec - Sun, 21 Dec
Air Canada Logo
6:59 a.m. - 11:18 a.m.DCA-YOW
4h 19m1 stop
Air Canada Logo
7:15 a.m. - 7:45 p.m.YOW-DCA
12h 30m1 stop
C$ 461Air Canada
Find Deal
Sun, 21 Dec - Tue, 30 Dec

Air Canada flights from Washington, D.C. Reagan-National Airport to Ottawa

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Ottawa flight tickets
Air Canada
12 Jan
DCA12:55 p.m.Washington, D.C. Reagan-National
1h 35m
YOW2:30 p.m.Ottawa
19 Jan
YOW10:30 a.m.Ottawa
1h 49m
DCA12:19 p.m.Washington, D.C. Reagan-National
C$ 395
Find similar
Air Canada
12 Jan
DCA6:00 a.m.Washington, D.C. Reagan-National
3h 42m
1 stop
YOW9:42 a.m.Ottawa
19 Jan
YOW10:30 a.m.Ottawa
1h 49m
DCA12:19 p.m.Washington, D.C. Reagan-National
C$ 397
Find similar
Air Canada
12 Jan
DCA11:05 a.m.Washington, D.C. Reagan-National
5h 18m
1 stop
YOW4:23 p.m.Ottawa
19 Jan
YOW2:05 p.m.Ottawa
5h 40m
1 stop
DCA7:45 p.m.Washington, D.C. Reagan-National
C$ 413
Find similar

Porter Airlines flights from Washington, D.C. Reagan-National Airport to Ottawa

Our best Porter Airlines deals on Washington, D.C. Reagan-National Airport to Ottawa flight tickets
Porter Airlines
11 Jan
DCA10:12 a.m.Washington, D.C. Reagan-National
6h 41m
1 stop
YOW4:53 p.m.Ottawa
14 Jan
YOW6:45 a.m.Ottawa
6h 04m
1 stop
DCA12:49 p.m.Washington, D.C. Reagan-National
C$ 696
Find similar
Porter Airlines
6 Dec
DCA10:04 a.m.Washington, D.C. Reagan-National
6h 47m
1 stop
YOW4:51 p.m.Ottawa
7 Dec
YOW6:45 a.m.Ottawa
5h 55m
1 stop
DCA12:40 p.m.Washington, D.C. Reagan-National
C$ 1,489
Find similar
Porter Airlines
6 Dec
DCA10:04 a.m.Washington, D.C. Reagan-National
6h 47m
1 stop
YOW4:51 p.m.Ottawa
27 Dec
YOW6:45 a.m.Ottawa
12h 19m
1 stop
DCA7:04 p.m.Washington, D.C. Reagan-National
C$ 1,518
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport 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, momondo users made 96,600 searches. Data last updated 30 November 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Mon 12/1

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

Nonstop1h 35m

Ottawa

Mon 19/1

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

Nonstop1h 49m

C$ 395

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Mon 12/1

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$ 397

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Mon 12/1

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

1 stop5h 18m

Ottawa

Mon 19/1

2:05 p.m.-7:45 p.m.

1 stop5h 40m

C$ 413

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 20/12

8:40 p.m.-1:38 a.m.

1 stop4h 58m

Ottawa

Thu 25/12

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

1 stop4h 36m

C$ 420

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 1/1

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

1 stop5h 43m

Ottawa

Wed 7/1

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

Nonstop1h 49m

C$ 436

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 1/1

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

1 stop5h 43m

Ottawa

Tue 6/1

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

Nonstop1h 49m

C$ 441

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 1/1

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

1 stop5h 43m

Ottawa

Wed 7/1

10:45 a.m.-3:31 p.m.

1 stop4h 46m

C$ 444

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 1/1

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

1 stop5h 43m

Ottawa

Tue 6/1

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

1 stop4h 36m

C$ 448

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 18/12

6:00 a.m.-11:20 a.m.

1 stop5h 20m

Ottawa

Sun 21/12

7:15 a.m.-7:45 p.m.

1 stop12h 30m

C$ 453

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sun 21/12

6:59 a.m.-11:18 a.m.

1 stop4h 19m

Ottawa

Tue 30/12

7:15 a.m.-7:45 p.m.

1 stop12h 30m

C$ 461

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Ottawa from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ottawa?

The month of March is, on average, the cheapest month to fly to Ottawa from Washington, D.C. Reagan-National Airport, with most prices found around C$ 243. If you aren’t able to travel to Ottawa during the month of March, then flying in January is also cheap. Prices for this month can be found on momondo for an average of C$ 411.

What is the cheapest day to depart on your flight to Ottawa?

Our data shows that Saturday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 181. Flights from Washington, D.C. Reagan-National Airport to Ottawa on a Sunday will generally be more expensive and average around C$ 970. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from Washington, D.C. Reagan-National Airport to Ottawa during this time can be as low as C$ 411. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 970 per ticket.

What is the cheapest Washington, D.C. Reagan-National to Ottawa flight route?

Fly from Washington, D.C. Reagan-National to Ottawa for the best Washington, D.C. Reagan-National - Ottawa flight prices

What cabin class options are available on Washington, D.C. Reagan-National to Ottawa flights?

There are 2 cabin classes available to choose from on Washington, D.C. Reagan-National to Ottawa flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. Reagan-National Airport to Ottawa flights?

You could potentially save up to 28% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Ottawa flight.

How have Washington, D.C. Reagan-National Airport to Ottawa flight prices changed over time?

As of November 2025, prices for Washington, D.C. Reagan-National Airport to Ottawa flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Reagan-National Airport to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Ottawa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Ottawa (DCA to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Ottawa

Best price found

C$ 224

Fastest flight time

1h 35m

Direct flights

Mon, Tue, Thu, Fri and Sat

Airports in Ottawa

1 airport
The best flight deal from Washington, D.C. Reagan-National Airport to Ottawa found on momondo in the last 72 hours is C$ 224
The fastest flight from Washington, D.C. Reagan-National Airport to Ottawa takes 1h 35m
Direct flights go from Washington, D.C. Reagan-National Airport to Ottawa on Monday, Tuesday, Thursday, Friday and Saturday. The only airline offering direct flights is Air Canada.
There is 1 airport near Ottawa: Ottawa (YOW)
Search flight deals

  • How far is Washington, D.C. Reagan-National to Ottawa by plane?

    A flight from Washington, D.C. Reagan-National to Ottawa will travel around 737.6 km. 1h 35m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Ottawa Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Ottawa Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Ottawa Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. Reagan-National Airport to Ottawa?

Travelling to a place near Ottawa?

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

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Ottawa?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ottawa from Washington, D.C..

Can I find flights from Washington, D.C. to Ottawa with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ottawa from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Ottawa?

momondo provides multiple filters to help you find the best flight to Ottawa from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to Ottawa right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ottawa from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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