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Cheap flights from Washington, D.C. Reagan-National Airport to Ottawa from C$ 176

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 6/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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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$ 337Air Canada
Fri, 27 Feb - Fri, 6 Mar
Air Canada Logo
4:15 p.m. - 8:26 p.m.
DCA
-
YOW
4h 11m
1 stop
Air Canada Logo
10:30 a.m. - 12:19 p.m.
YOW
-
DCA
1h 49mdirect
C$ 346Air Canada
Fri, 27 Feb - Fri, 6 Mar
Air Canada Logo
6:00 a.m. - 9:41 a.m.
DCA
-
YOW
3h 41m
1 stop
Air Canada Logo
6:05 p.m. - 10:35 p.m.
YOW
-
DCA
4h 30m
1 stop
C$ 358Air Canada
Sat, 28 Feb - Sat, 7 Mar
Air Canada Logo
6:00 a.m. - 9:41 a.m.
DCA
-
YOW
3h 41m
1 stop
Air Canada Logo
12:00 p.m. - 6:05 p.m.
YOW
-
DCA
6h 05m
1 stop
C$ 362Air Canada
Fri, 27 Feb - Fri, 6 Mar
Air Canada Logo
6:00 a.m. - 9:42 a.m.
DCA
-
YOW
3h 42m
1 stop
Air Canada Logo
6:05 p.m. - 10:35 p.m.
YOW
-
DCA
4h 30m
1 stop
C$ 364Air Canada
Sat, 31 Jan - Mon, 2 Feb
Air Canada Logo
12:55 p.m. - 2:30 p.m.
DCA
-
YOW
1h 35mdirect
Air Canada Logo
6:05 p.m. - 10:35 p.m.
YOW
-
DCA
4h 30m
1 stop
C$ 373Air Canada
Tue, 24 Feb - Tue, 24 Feb
Air Canada Logo
6:59 a.m. - 1:18 p.m.
DCA
-
YOW
6h 19m
1 stop
Air Canada Logo
4:00 p.m. - 9:56 p.m.
YOW
-
DCA
5h 56m
1 stop
C$ 386Air Canada
Thu, 26 Feb - Thu, 26 Feb
United Airlines Logo
7:00 a.m. - 1:34 p.m.
DCA
-
YOW
6h 34m
1 stop
United Airlines Logo
5:11 p.m. - 10:52 p.m.
YOW
-
DCA
5h 41m
1 stop
C$ 390United Airlines
Tue, 24 Feb - Tue, 24 Feb
Air Canada Logo
6:45 a.m. - 11:08 a.m.
DCA
-
YOW
4h 23m
1 stop
Air Canada Logo
6:05 p.m. - 10:35 p.m.
YOW
-
DCA
4h 30m
1 stop
C$ 392Air Canada
Sat, 31 Jan - Mon, 2 Feb
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$ 394Air Canada
Mon, 23 Feb - Wed, 25 Feb

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
27 Feb
DCA12:55 p.m.Washington, D.C. Reagan-National
1h 35m
YOW2:30 p.m.Ottawa
6 Mar
YOW10:30 a.m.Ottawa
1h 49m
DCA12:19 p.m.Washington, D.C. Reagan-National
C$ 337
Air Canada
27 Feb
DCA4:15 p.m.Washington, D.C. Reagan-National
4h 11m
1 stop
YOW8:26 p.m.Ottawa
6 Mar
YOW10:30 a.m.Ottawa
1h 49m
DCA12:19 p.m.Washington, D.C. Reagan-National
C$ 346
Air Canada
28 Feb
DCA6:00 a.m.Washington, D.C. Reagan-National
3h 41m
1 stop
YOW9:41 a.m.Ottawa
7 Mar
YOW6:05 p.m.Ottawa
4h 30m
1 stop
DCA10:35 p.m.Washington, D.C. Reagan-National
C$ 358

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

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Ottawa flight tickets
United Airlines
24 Feb
DCA7:00 a.m.Washington, D.C. Reagan-National
6h 34m
1 stop
YOW1:34 p.m.Ottawa
24 Feb
YOW5:11 p.m.Ottawa
5h 41m
1 stop
DCA10:52 p.m.Washington, D.C. Reagan-National
C$ 390
United Airlines
23 Mar
DCA10:05 a.m.Washington, D.C. Reagan-National
6h 25m
1 stop
YOW4:30 p.m.Ottawa
24 Mar
YOW3:15 p.m.Ottawa
6h 20m
1 stop
DCA9:35 p.m.Washington, D.C. Reagan-National
C$ 415
United Airlines
22 Feb
DCA9:05 a.m.Washington, D.C. Reagan-National
4h 29m
1 stop
YOW1:34 p.m.Ottawa
28 Feb
YOW5:48 p.m.Ottawa
4h 11m
1 stop
DCA9:59 p.m.Washington, D.C. Reagan-National
C$ 429

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 15 January 2026.
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

Fri 27/2

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

Nonstop1h 35m

Ottawa

Fri 6/3

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

Nonstop1h 49m

C$ 337

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 27/2

4:15 p.m.-8:26 p.m.

1 stop4h 11m

Ottawa

Fri 6/3

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

Nonstop1h 49m

C$ 346

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 28/2

6:00 a.m.-9:41 a.m.

1 stop3h 41m

Ottawa

Sat 7/3

6:05 p.m.-10:35 p.m.

1 stop4h 30m

C$ 358

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Fri 27/2

6:00 a.m.-9:41 a.m.

1 stop3h 41m

Ottawa

Fri 6/3

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

1 stop6h 05m

C$ 362

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 31/1

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

1 stop3h 42m

Ottawa

Mon 2/2

6:05 p.m.-10:35 p.m.

1 stop4h 30m

C$ 364

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Tue 24/2

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

Nonstop1h 35m

Ottawa

Tue 24/2

6:05 p.m.-10:35 p.m.

1 stop4h 30m

C$ 373

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 26/2

6:59 a.m.-1:18 p.m.

1 stop6h 19m

Ottawa

Thu 26/2

4:00 p.m.-9:56 p.m.

1 stop5h 56m

C$ 386

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Tue 24/2

7:00 a.m.-1:34 p.m.

1 stop6h 34m

Ottawa

Tue 24/2

5:11 p.m.-10:52 p.m.

1 stop5h 41m

C$ 390

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 31/1

6:45 a.m.-11:08 a.m.

1 stop4h 23m

Ottawa

Mon 2/2

6:05 p.m.-10:35 p.m.

1 stop4h 30m

C$ 392

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Mon 23/2

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

Nonstop1h 35m

Ottawa

Wed 25/2

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

Nonstop1h 49m

C$ 394

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 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$ 179. Flights from Washington, D.C. Reagan-National Airport to Ottawa on a Sunday will generally be more expensive and average around C$ 855. 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$ 241. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 964 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?

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 January 2026, prices for Washington, D.C. Reagan-National Airport to Ottawa flights are approximately 40% 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

Fastest flight time

1h 31m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Ottawa

1 airport
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 Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Ottawa. From Washington, D.C. Reagan-National Airport there are direct flights to 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 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
Prescott
Calabogie
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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