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Cheap flights from Washington, D.C. to Ottawa from C$ 247

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. to Ottawa departing on 17/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Washington, D.C. to Ottawa

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. to Ottawa that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. to Ottawa.

Cheap last-minute flights

Planning a quick getaway from Washington, D.C. to Ottawa? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Ottawa, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. to Ottawa

Find recent round-trip train or bus tickets from Washington, D.C. to Ottawa.

All round-trip flight deals to Ottawa

The cheapest plane tickets to Ottawa found on KAYAK recently.
2:10 p.m. - 8:34 p.m.IAD-YOW
6h 24m1 stop
9:30 a.m. - 12:49 p.m.YOW-IAD
3h 19m1 stop
C$ 430Porter Airlines
Find Deal
Fri, 14 Feb - Mon, 17 Feb
2:10 p.m. - 6:34 p.m.IAD-YOW
4h 24m1 stop
8:35 a.m. - 12:49 p.m.YOW-IAD
4h 14m1 stop
C$ 469Porter Airlines
Find Deal
Wed, 8 Jan - Sun, 12 Jan
7:55 a.m. - 5:15 p.m.BWI-YOW
9h 20m1 stop
4:20 p.m. - 9:40 a.m.YOW-BWI
17h 20m1 stop
C$ 506
Find Deal
Wed, 8 Jan - Sat, 11 Jan
7:55 a.m. - 8:17 p.m.BWI-YOW
12h 22m1 stop
8:00 a.m. - 11:59 p.m.YOW-BWI
15h 59m2 stops
C$ 515
Find Deal
Wed, 8 Jan - Sat, 11 Jan
12:55 p.m. - 2:35 p.m.DCA-YOW
1h 40mdirect
10:30 a.m. - 12:20 p.m.YOW-DCA
1h 50mdirect
C$ 545United Airlines
Find Deal
Wed, 26 Feb - Thu, 27 Feb
6:00 a.m. - 9:42 a.m.DCA-YOW
3h 42m1 stop
10:30 a.m. - 12:20 p.m.YOW-DCA
1h 50mdirect
C$ 552Air Canada
Find Deal
Wed, 26 Feb - Thu, 27 Feb
3:55 p.m. - 10:12 p.m.IAD-YOW
6h 17m1 stop
2:05 p.m. - 3:58 p.m.YOW-IAD
1h 53mdirect
C$ 552Air Canada
Find Deal
Sat, 22 Mar - Wed, 26 Mar
12:55 p.m. - 2:35 p.m.DCA-YOW
1h 40mdirect
10:30 a.m. - 12:20 p.m.YOW-DCA
1h 50mdirect
C$ 621United Airlines
Find Deal
Fri, 7 Feb - Fri, 21 Feb
6:00 a.m. - 12:10 a.m.IAD-YOW
18h 10m2 stops
5:55 a.m. - 11:16 p.m.YOW-IAD
17h 21m2 stops
C$ 779WestJet
Find Deal
Tue, 7 Jan - Sat, 11 Jan
12:41 p.m. - 12:10 a.m.BWI-YOW
11h 29m2 stops
5:55 a.m. - 11:46 a.m.YOW-BWI
29h 51m2 stops
C$ 779WestJet
Find Deal
Mon, 20 Jan - Mon, 27 Jan
2:10 p.m. - 6:34 p.m.IAD-YOW
4h 24m1 stop
C$ 247Porter Airlines
Find Deal
Fri, 17 Jan
5:45 a.m. - 8:50 p.m.BWI-YOW
15h 05m2 stops
C$ 289
Find Deal
Fri, 17 Jan
8:00 a.m. - 5:44 p.m.BWI-YOW
9h 44m1 stop
C$ 309
Find Deal
Fri, 17 Jan
10:35 a.m. - 3:12 p.m.IAD-YOW
4h 37m1 stop
C$ 315Air Canada
Find Deal
Tue, 7 Jan
12:55 p.m. - 2:35 p.m.DCA-YOW
1h 40mdirect
C$ 316United Airlines
Find Deal
Fri, 17 Jan
9:00 a.m. - 1:20 p.m.DCA-YOW
4h 20m1 stop
C$ 329United Airlines
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Fri, 17 Jan
12:49 p.m. - 2:29 p.m.IAD-YOW
1h 40mdirect
C$ 354United Airlines
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Fri, 17 Jan
6:05 a.m. - 5:33 a.m.IAD-YOW
23h 28m3 stops
C$ 388WestJet
Find Deal
Fri, 17 Jan
12:55 p.m. - 2:27 p.m.DCA-YOW
1h 32mdirect
C$ 417Air Canada
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Thu, 17 Apr
6:00 a.m. - 8:47 p.m.DCA-YOW
14h 47m3 stops
C$ 476WestJet
Find Deal
Thu, 6 Feb
12:20 p.m. - 8:09 p.m.BWI-YOW
7h 49m1 stop
4:20 p.m. - 7:39 a.m.YOW-BWI
15h 19m1 stop
C$ 979
Find Deal
Fri, 27 Dec - Wed, 1 Jan
1:45 p.m. - 6:31 p.m.IAD-YOW
4h 46m1 stop
9:40 a.m. - 12:59 p.m.YOW-IAD
3h 19m1 stop
C$ 1,061Porter Airlines
Find Deal
Wed, 25 Dec - Tue, 31 Dec
1:45 p.m. - 6:31 p.m.IAD-YOW
4h 46m1 stop
2:45 p.m. - 10:24 p.m.YOW-IAD
7h 39m1 stop
C$ 1,086Porter Airlines
Find Deal
Wed, 25 Dec - Wed, 1 Jan
6:00 a.m. - 8:09 p.m.BWI-YOW
14h 09m2 stops
4:20 p.m. - 7:39 a.m.YOW-BWI
15h 19m1 stop
C$ 1,129
Find Deal
Fri, 27 Dec - Wed, 1 Jan
12:55 p.m. - 2:35 p.m.DCA-YOW
1h 40mdirect
10:30 a.m. - 12:20 p.m.YOW-DCA
1h 50mdirect
C$ 1,209United Airlines
Find Deal
Tue, 24 Dec - Tue, 31 Dec
5:10 p.m. - 6:54 p.m.IAD-YOW
1h 44mdirect
9:45 a.m. - 11:38 a.m.YOW-IAD
1h 53mdirect
C$ 1,209United Airlines
Find Deal
Wed, 25 Dec - Tue, 31 Dec
5:10 p.m. - 6:54 p.m.IAD-YOW
1h 44mdirect
9:45 a.m. - 11:38 a.m.YOW-IAD
1h 53mdirect
C$ 1,260Air Canada
Find Deal
Sat, 28 Dec - Sun, 5 Jan
12:55 p.m. - 2:35 p.m.DCA-YOW
1h 40mdirect
10:30 a.m. - 12:20 p.m.YOW-DCA
1h 50mdirect
C$ 1,356Air Canada
Find Deal
Thu, 26 Dec - Sun, 29 Dec
10:00 a.m. - 12:10 a.m.IAD-YOW
14h 10m2 stops
5:55 a.m. - 9:40 p.m.YOW-IAD
15h 45m2 stops
C$ 1,914WestJet
Find Deal
Fri, 27 Dec - Wed, 1 Jan
12:31 p.m. - 12:10 a.m.DCA-YOW
11h 39m2 stops
5:55 a.m. - 4:47 p.m.YOW-DCA
10h 52m2 stops
C$ 1,938WestJet
Find Deal
Fri, 27 Dec - Wed, 1 Jan
12:55 p.m. - 2:35 p.m.DCA-YOW
1h 40mdirect
10:30 a.m. - 12:20 p.m.YOW-DCA
1h 50mdirect
C$ 545United Airlines
Find Deal
Wed, 26 Feb - Thu, 27 Feb
12:50 p.m. - 2:29 p.m.IAD-YOW
1h 39mdirect
7:30 p.m. - 9:23 p.m.YOW-IAD
1h 53mdirect
C$ 607United Airlines
Find Deal
Wed, 19 Feb - Mon, 3 Mar
12:55 p.m. - 2:35 p.m.DCA-YOW
1h 40mdirect
10:30 a.m. - 12:20 p.m.YOW-DCA
1h 50mdirect
C$ 621United Airlines
Find Deal
Fri, 7 Feb - Fri, 21 Feb
5:15 p.m. - 6:54 p.m.IAD-YOW
1h 39mdirect
7:30 p.m. - 9:23 p.m.YOW-IAD
1h 53mdirect
C$ 654United Airlines
Find Deal
Wed, 12 Mar - Mon, 24 Mar
5:15 p.m. - 6:54 p.m.IAD-YOW
1h 39mdirect
7:30 p.m. - 9:23 p.m.YOW-IAD
1h 53mdirect
C$ 656United Airlines
Find Deal
Sat, 8 Mar - Sun, 16 Mar
12:55 p.m. - 2:35 p.m.DCA-YOW
1h 40mdirect
10:30 a.m. - 12:20 p.m.YOW-DCA
1h 50mdirect
C$ 669Air Canada
Find Deal
Tue, 7 Jan - Sat, 11 Jan
12:49 p.m. - 2:29 p.m.IAD-YOW
1h 40mdirect
2:05 p.m. - 3:58 p.m.YOW-IAD
1h 53mdirect
C$ 792Air Canada
Find Deal
Fri, 24 Jan - Mon, 27 Jan
5:08 p.m. - 6:54 p.m.IAD-YOW
1h 46mdirect
2:05 p.m. - 3:58 p.m.YOW-IAD
1h 53mdirect
C$ 854Air Canada
Find Deal
Tue, 7 Jan - Sat, 11 Jan
12:55 p.m. - 2:27 p.m.DCA-YOW
1h 32mdirect
10:25 a.m. - 12:01 p.m.YOW-DCA
1h 36mdirect
C$ 900Air Canada
Find Deal
Sat, 10 May - Sat, 17 May
12:55 p.m. - 2:35 p.m.DCA-YOW
1h 40mdirect
10:30 a.m. - 12:20 p.m.YOW-DCA
1h 50mdirect
C$ 915
Find Deal
Tue, 7 Jan - Sat, 11 Jan

Porter Airlines flights from Washington, D.C. to Ottawa

Our best Porter Airlines deals on Washington, D.C. to Ottawa flight tickets
Porter Airlines
14 Feb
IAD2:10 p.m.Washington, D.C. Dulles Intl
6h 24m
1 stop
YOW8:34 p.m.Ottawa
17 Feb
YOW9:30 a.m.Ottawa
3h 19m
1 stop
IAD12:49 p.m.Washington, D.C. Dulles Intl
Porter Airlines
8 Jan
IAD2:10 p.m.Washington, D.C. Dulles Intl
4h 24m
1 stop
YOW6:34 p.m.Ottawa
12 Jan
YOW8:35 a.m.Ottawa
4h 14m
1 stop
IAD12:49 p.m.Washington, D.C. Dulles Intl
Porter Airlines
15 Feb
IAD1:35 p.m.Washington, D.C. Dulles Intl
4h 39m
1 stop
YOW6:14 p.m.Ottawa
17 Feb
YOW8:40 a.m.Ottawa
4h 09m
1 stop
IAD12:49 p.m.Washington, D.C. Dulles Intl

United Airlines flights from Washington, D.C. to Ottawa

Our best United Airlines deals on Washington, D.C. to Ottawa flight tickets
United Airlines
26 Feb
DCA12:55 p.m.Washington, D.C. Reagan-National
1h 40m
YOW2:35 p.m.Ottawa
27 Feb
YOW10:30 a.m.Ottawa
1h 50m
DCA12:20 p.m.Washington, D.C. Reagan-National
United Airlines
7 Feb
DCA12:55 p.m.Washington, D.C. Reagan-National
1h 40m
YOW2:35 p.m.Ottawa
21 Feb
YOW10:30 a.m.Ottawa
1h 50m
DCA12:20 p.m.Washington, D.C. Reagan-National
United Airlines
8 Mar
IAD5:15 p.m.Washington, D.C. Dulles Intl
1h 39m
YOW6:54 p.m.Ottawa
16 Mar
YOW7:30 p.m.Ottawa
1h 53m
IAD9:23 p.m.Washington, D.C. Dulles Intl

See travel insights to Ottawa from

How to get the cheapest flight ticket from Washington, D.C. 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 typical price of a round-trip flight between Washington, D.C. and Ottawa?

What is the cheapest month to fly to Ottawa?

The month of April is, on average, the cheapest month to fly to Ottawa from Washington, D.C., with most prices found around C$ 380. If you aren’t able to travel to Ottawa during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of C$ 421.

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

Our data shows that Sunday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 0. Flights from Washington, D.C. to Ottawa on a Friday will generally be more expensive and average around C$ 652. 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. to Ottawa during this time can be as low as C$ 475. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 747 per ticket.

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

Fly from Washington, D.C. Dulles Intl to Ottawa for the best Washington, D.C. - Ottawa flight prices

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

There are 2 cabin classes available to choose from on Washington, D.C. 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. to Ottawa flights?

You could potentially save up to 21% on your flight if you consider stops on a Washington, D.C. to Ottawa flight.

How have Washington, D.C. to Ottawa flight prices changed over time?

As of December 2024, prices for Washington, D.C. 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. to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Ottawa (WAS to YOW) flight deals and tips

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

Best price found

C$ 247

Fastest flight time

1h 32m

Direct flights

Wed, Thu, Fri, Sat and Sun

Airports in Ottawa

1 airport
The best one-way flight to Ottawa from Washington, D.C. in the past 72 hours is C$ 247. The best round-trip flight deal from Washington, D.C. to Ottawa found on momondo in the last 72 hours is C$ 430.
The fastest flight from Washington, D.C. to Ottawa takes 1h 32m
Direct flights go from Washington, D.C. to Ottawa on Wednesday, Thursday, Friday, Saturday and Sunday. Airlines offering direct flights are: United Airlines and Air Canada.
There is 1 airport near Ottawa: Ottawa (YOW)

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

    There are 731.6 km between Washington, D.C. and Ottawa. 1h 32m is a normal flight duration for this route.

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

    Prices for flights from Washington, D.C. to Ottawa Airport refresh daily.

  • How many operators does momondo search for flights from Washington, D.C. to Ottawa Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Ottawa Airport.

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

    The travel and health documents required for your trip to Ottawa Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ottawa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from Washington, D.C. to Ottawa

Compare and see reviews for airlines that fly from Washington, D.C. to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 233Free CancellationRating
7.0
8,421 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 408Free CancellationRating
7.9
282 reviews
Search Porter Airlines flights
  • Air Canada Flights From Washington, D.C. to Ottawa

    Air Canada operates around 19 flights from Washington, D.C. to Ottawa every week. The average price of these flights found in the last 72 hours has been C$ 379, but momondo users have found Air Canada deals from Washington, D.C. to Ottawa from as low as C$ 162 round-trip. Air Canada has been scored 7.0/10 in 8,421 reviews.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Ottawa. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Ottawa from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Washington, D.C. and Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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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