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Cheap flights from Washington, D.C. Reagan-National Airport to Ottawa from C$ 226

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 29/8. 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

Air Canada Logo
12:55 p.m. - 2:27 p.m.DCA-YOW
1h 32mdirect
Air Canada Logo
10:25 a.m. - 12:03 p.m.YOW-DCA
1h 38mdirect
C$ 456Air Canada
Find Deal
Thu, 28 Aug - Sun, 31 Aug
Air Canada Logo
6:00 a.m. - 10:25 a.m.DCA-YOW
4h 25m1 stop
Air Canada Logo
10:25 a.m. - 12:08 p.m.YOW-DCA
1h 43mdirect
C$ 459Air Canada
Find Deal
Thu, 4 Sep - Mon, 8 Sep
Air Canada Logo
12:55 p.m. - 2:27 p.m.DCA-YOW
1h 32mdirect
Air Canada Logo
10:25 a.m. - 12:03 p.m.YOW-DCA
1h 38mdirect
C$ 462Air Canada
Find Deal
Thu, 28 Aug - Sun, 31 Aug
Air Canada Logo
6:00 a.m. - 10:25 a.m.DCA-YOW
4h 25m1 stop
Air Canada Logo
10:25 a.m. - 12:08 p.m.YOW-DCA
1h 43mdirect
C$ 463Air Canada
Find Deal
Thu, 4 Sep - Mon, 8 Sep
Air Canada Logo
6:00 a.m. - 10:25 a.m.DCA-YOW
4h 25m1 stop
Air Canada Logo
10:25 a.m. - 12:08 p.m.YOW-DCA
1h 43mdirect
C$ 465Air Canada
Find Deal
Thu, 4 Sep - Mon, 8 Sep
Air Canada Logo
6:00 a.m. - 10:25 a.m.DCA-YOW
4h 25m1 stop
Air Canada Logo
3:55 p.m. - 10:34 p.m.YOW-DCA
6h 39m1 stop
C$ 469Air Canada
Find Deal
Thu, 4 Sep - Mon, 8 Sep
Logo
10:00 a.m. - 4:43 p.m.DCA-YOW
6h 43m1 stop
Logo
10:25 a.m. - 12:03 p.m.YOW-DCA
1h 38mdirect
C$ 565
Find Deal
Thu, 28 Aug - Mon, 1 Sep
United Airlines Logo
11:10 a.m. - 4:43 p.m.DCA-YOW
5h 33m1 stop
United Airlines Logo
10:37 a.m. - 3:51 p.m.YOW-DCA
5h 14m1 stop
C$ 619United Airlines
Find Deal
Tue, 26 Aug - Wed, 27 Aug
United Airlines Logo
11:10 a.m. - 4:43 p.m.DCA-YOW
5h 33m1 stop
United Airlines Logo
10:25 a.m. - 12:03 p.m.YOW-DCA
1h 38mdirect
C$ 671United Airlines
Find Deal
Tue, 26 Aug - Wed, 27 Aug
United Airlines Logo
6:00 a.m. - 11:45 a.m.DCA-YOW
5h 45m1 stop
United Airlines Logo
6:05 a.m. - 12:19 p.m.YOW-DCA
6h 14m1 stop
C$ 685United Airlines
Find Deal
Tue, 7 Oct - Fri, 10 Oct

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
28 Aug
DCA12:55 p.m.Washington, D.C. Reagan-National
1h 32m
YOW2:27 p.m.Ottawa
31 Aug
YOW10:25 a.m.Ottawa
1h 38m
DCA12:03 p.m.Washington, D.C. Reagan-National
C$ 456
Find similar
Air Canada
4 Sep
DCA6:00 a.m.Washington, D.C. Reagan-National
4h 25m
1 stop
YOW10:25 a.m.Ottawa
8 Sep
YOW10:25 a.m.Ottawa
1h 43m
DCA12:08 p.m.Washington, D.C. Reagan-National
C$ 459
Find similar
Air Canada
28 Aug
DCA12:55 p.m.Washington, D.C. Reagan-National
1h 32m
YOW2:27 p.m.Ottawa
31 Aug
YOW10:25 a.m.Ottawa
1h 38m
DCA12:03 p.m.Washington, D.C. Reagan-National
C$ 462
Find similar

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

Our best WestJet deals on Washington, D.C. Reagan-National Airport to Ottawa flight tickets
WestJet
15 Aug
DCA1:40 p.m.Washington, D.C. Reagan-National
10h 42m
2 stops
YOW12:22 a.m.Ottawa
17 Aug
YOW5:55 a.m.Ottawa
13h 04m
2 stops
DCA6:59 p.m.Washington, D.C. Reagan-National
C$ 1,549
Find similar
WestJet
19 Aug
DCA1:40 p.m.Washington, D.C. Reagan-National
10h 42m
2 stops
YOW12:22 a.m.Ottawa
21 Aug
YOW5:55 a.m.Ottawa
13h 04m
2 stops
DCA6:59 p.m.Washington, D.C. Reagan-National
C$ 1,632
Find similar
WestJet
15 Aug
DCA1:40 p.m.Washington, D.C. Reagan-National
10h 42m
2 stops
YOW12:22 a.m.Ottawa
17 Aug
YOW5:15 p.m.Ottawa
19h 24m
3 stops
DCA12:39 p.m.Washington, D.C. Reagan-National
C$ 1,647
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 6 August 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

Thu 28/8

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

Nonstop1h 32m

Ottawa

Sun 31/8

10:25 a.m.-12:03 p.m.

Nonstop1h 38m

C$ 456

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 4/9

6:00 a.m.-10:25 a.m.

1 stop4h 25m

Ottawa

Mon 8/9

10:25 a.m.-12:08 p.m.

Nonstop1h 43m

C$ 459

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 28/8

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

Nonstop1h 32m

Ottawa

Sun 31/8

10:25 a.m.-12:03 p.m.

Nonstop1h 38m

C$ 462

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 4/9

6:00 a.m.-10:25 a.m.

1 stop4h 25m

Ottawa

Mon 8/9

10:25 a.m.-12:08 p.m.

Nonstop1h 43m

C$ 463

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 4/9

6:00 a.m.-10:25 a.m.

1 stop4h 25m

Ottawa

Mon 8/9

10:25 a.m.-12:08 p.m.

Nonstop1h 43m

C$ 465

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 4/9

6:00 a.m.-10:25 a.m.

1 stop4h 25m

Ottawa

Mon 8/9

3:55 p.m.-10:34 p.m.

1 stop6h 39m

C$ 469

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 28/8

10:00 a.m.-4:43 p.m.

1 stop6h 43m

Ottawa

Mon 1/9

10:25 a.m.-12:03 p.m.

Nonstop1h 38m

C$ 565

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Tue 26/8

11:10 a.m.-4:43 p.m.

1 stop5h 33m

Ottawa

Wed 27/8

10:37 a.m.-3:51 p.m.

1 stop5h 14m

C$ 619

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Tue 26/8

11:10 a.m.-4:43 p.m.

1 stop5h 33m

Ottawa

Wed 27/8

10:25 a.m.-12:03 p.m.

Nonstop1h 38m

C$ 671

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Tue 7/10

6:00 a.m.-11:45 a.m.

1 stop5h 45m

Ottawa

Fri 10/10

6:05 a.m.-12:19 p.m.

1 stop6h 14m

C$ 685

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest 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$ 240. If you aren’t able to travel to Ottawa during the month of March, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 258.

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

Our data shows that Tuesday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 224. Flights from Washington, D.C. Reagan-National Airport to Ottawa on a Sunday will generally be more expensive and average around C$ 957. 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$ 335. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 957 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 1 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?

No. A direct flight is the cheapest option for a flight between Washington, D.C. Reagan-National Airport to Ottawa.

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

As of August 2025, prices for Washington, D.C. Reagan-National Airport to Ottawa flights are approximately 5% cheaper 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$ 226

Fastest flight time

1h 31m

Direct flights

Tue, Wed, Thu, Fri, Sat and Sun

Airports in Ottawa

1 airport
The best one-way flight to Ottawa from Washington, D.C. Reagan-National Airport in the past 72 hours is C$ 226. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Ottawa found on momondo in the last 72 hours is C$ 456.
The fastest flight from Washington, D.C. Reagan-National Airport to Ottawa takes 1h 31m
Direct flights go from Washington, D.C. Reagan-National Airport to Ottawa on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines and 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 31m 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 many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Ottawa Airport?

  • 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?

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

Best airlines flying from Washington, D.C. Reagan-National Airport to Ottawa

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 224Free CancellationRating
7.1
9,893 reviews
Search Air Canada flights

  • Air Canada Flights From Washington, D.C. Reagan-National Airport to Ottawa

    Air Canada operates around 6 flights from Washington, D.C. Reagan-National Airport to Ottawa every week. The average price of these flights found in the last 72 hours has been C$ 432, but momondo users have found Air Canada deals from Washington, D.C. Reagan-National Airport to Ottawa from as low as C$ 162 round-trip. Air Canada has been scored 7.1/10 in 9,893 reviews.

Travelling to a place near Ottawa?

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

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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