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Cheap flights from Washington, D.C. to Ottawa from $157

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 12/11. 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. 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.
5:15 pm - 6:54 pmIAD-YOW
1h 39mnonstop
5:30 am - 9:46 amYOW-IAD
4h 16m1 stop
$312Lufthansa
Find Deal
Wed, Dec 11 - Thu, Dec 12
1:45 pm - 6:31 pmIAD-YOW
4h 46m1 stop
5:45 pm - 10:24 pmYOW-IAD
4h 39m1 stop
$325Porter Airlines
Find Deal
Wed, Dec 11 - Thu, Dec 12
7:00 pm - 5:24 pmBWI-YOW
22h 24m2 stops
2:45 pm - 7:39 amYOW-BWI
16h 54m2 stops
Tue, Dec 10 - Tue, Dec 17
6:00 am - 12:18 pmDCA-YOW
6h 18m1 stop
4:00 pm - 8:57 amYOW-DCA
16h 57m1 stop
$394Air Canada
Find Deal
Mon, Dec 23 - Mon, Dec 23
7:00 pm - 5:24 pmBWI-YOW
22h 24m2 stops
4:05 pm - 7:39 amYOW-BWI
15h 34m1 stop
Tue, Dec 10 - Tue, Dec 17
5:15 pm - 6:54 pmIAD-YOW
1h 39mnonstop
7:30 pm - 9:20 pmYOW-IAD
1h 50mnonstop
$458Air Canada
Find Deal
Wed, Dec 11 - Thu, Dec 12
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
2:05 pm - 3:55 pmYOW-IAD
1h 50mnonstop
$524United Airlines
Find Deal
Sun, Dec 15 - Tue, Dec 17
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
6:00 am - 11:39 amYOW-IAD
5h 39m1 stop
$534United Airlines
Find Deal
Mon, Dec 9 - Tue, Dec 10
6:00 am - 12:10 amBWI-YOW
18h 10m2 stops
5:55 am - 4:48 pmYOW-BWI
10h 53m2 stops
$548WestJet
Find Deal
Thu, Jan 30 - Sun, Feb 2
2:10 pm - 12:22 amBWI-YOW
10h 12m2 stops
5:15 pm - 6:49 pmYOW-BWI
25h 34m2 stops
$771WestJet
Find Deal
Tue, May 13 - Fri, May 16
1:45 pm - 6:31 pmIAD-YOW
4h 46m1 stop
$157Porter Airlines
Find Deal
Wed, Dec 11
1:45 pm - 6:31 pmIAD-YOW
4h 46m1 stop
$158Porter Airlines
Find Deal
Wed, Dec 11
9:15 am - 8:17 pmBWI-YOW
11h 02m1 stop
Mon, Jan 27
5:25 am - 8:50 pmBWI-YOW
15h 25m2 stops
Mon, Jan 27
6:00 am - 9:42 amDCA-YOW
3h 42m1 stop
$184Air Canada
Find Deal
Wed, Dec 11
5:15 pm - 6:54 pmIAD-YOW
1h 39mnonstop
$184Air Canada
Find Deal
Wed, Dec 11
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
$220United Airlines
Find Deal
Wed, Dec 11
5:15 pm - 6:54 pmIAD-YOW
1h 39mnonstop
$220United Airlines
Find Deal
Wed, Dec 11
2:35 pm - 12:10 amDCA-YOW
9h 35m2 stops
$238WestJet
Find Deal
Mon, Jan 27
12:27 pm - 12:10 amIAD-YOW
11h 43m2 stops
$257WestJet
Find Deal
Mon, Jan 27
7:00 am - 11:11 amIAD-YOW
4h 11m1 stop
9:40 am - 12:59 pmYOW-IAD
3h 19m1 stop
$609Porter Airlines
Find Deal
Mon, Nov 25 - Tue, Nov 26
6:30 am - 5:53 pmBWI-YOW
11h 23m1 stop
4:05 pm - 12:33 amYOW-BWI
8h 28m1 stop
Fri, Nov 22 - Sun, Nov 24
6:30 am - 5:53 pmBWI-YOW
11h 23m1 stop
5:55 am - 7:33 pmYOW-BWI
13h 38m2 stops
Fri, Nov 22 - Sun, Nov 24
7:35 pm - 5:53 pmBWI-YOW
22h 18m2 stops
6:25 am - 1:29 amYOW-BWI
19h 04m2 stops
Fri, Nov 22 - Sun, Nov 24
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
$799Air Canada
Find Deal
Mon, Nov 25 - Sat, Nov 30
12:50 pm - 2:29 pmIAD-YOW
1h 39mnonstop
2:05 pm - 3:55 pmYOW-IAD
1h 50mnonstop
$799Air Canada
Find Deal
Mon, Nov 25 - Sat, Nov 30
5:15 pm - 6:54 pmIAD-YOW
1h 39mnonstop
6:00 am - 8:03 amYOW-IAD
26h 03m1 stop
$826United Airlines
Find Deal
Mon, Nov 25 - Tue, Nov 26
8:24 am - 1:20 pmIAD-YOW
4h 56m1 stop
7:30 pm - 9:20 pmYOW-IAD
1h 50mnonstop
$905United Airlines
Find Deal
Sat, Nov 23 - Sun, Nov 24
10:01 am - 7:23 pmBWI-YOW
33h 22m2 stops
5:55 am - 10:51 amYOW-BWI
28h 56m2 stops
$1,268WestJet
Find Deal
Mon, Nov 25 - Sat, Nov 30
6:00 am - 7:23 pmIAD-YOW
13h 23m2 stops
5:55 am - 5:28 pmYOW-IAD
11h 33m2 stops
$1,279WestJet
Find Deal
Thu, Nov 21 - Thu, Nov 28
5:15 pm - 6:54 pmIAD-YOW
1h 39mnonstop
7:30 pm - 9:20 pmYOW-IAD
1h 50mnonstop
$458Air Canada
Find Deal
Wed, Dec 11 - Thu, Dec 12
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
$464Air Canada
Find Deal
Wed, Dec 11 - Thu, Dec 12
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
$500Air Canada
Find Deal
Wed, Feb 12 - Sat, Feb 22
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
$523Air Canada
Find Deal
Wed, Dec 11 - Sat, Dec 14
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
2:05 pm - 3:55 pmYOW-IAD
1h 50mnonstop
$524United Airlines
Find Deal
Sun, Dec 15 - Tue, Dec 17
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
$524Air Canada
Find Deal
Tue, Dec 10 - Tue, Dec 17
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
2:05 pm - 3:55 pmYOW-IAD
1h 50mnonstop
$560United Airlines
Find Deal
Mon, Dec 9 - Tue, Dec 10
12:49 pm - 2:29 pmIAD-YOW
1h 40mnonstop
9:45 am - 11:38 amYOW-IAD
1h 53mnonstop
$561Air Canada
Find Deal
Fri, Dec 20 - Sat, Dec 21
12:49 pm - 2:29 pmIAD-YOW
1h 40mnonstop
9:45 am - 11:38 amYOW-IAD
1h 53mnonstop
$585United Airlines
Find Deal
Mon, Dec 23 - Tue, Dec 31
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
Mon, Dec 23 - Tue, Dec 31

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

Our best United Airlines deals on Washington, D.C. to Ottawa flight tickets
United Airlines
Dec 15
IAD10:15 pmWashington, D.C. Dulles Intl
1h 39m
YOW11:54 pmOttawa
Dec 17
YOW2:05 pmOttawa
1h 50m
IAD3:55 pmWashington, D.C. Dulles Intl
United Airlines
Dec 9
IAD10:15 pmWashington, D.C. Dulles Intl
1h 39m
YOW11:54 pmOttawa
Dec 10
YOW6:00 amOttawa
5h 39m
1 stop
IAD11:39 amWashington, D.C. Dulles Intl
United Airlines
Dec 26
DCA6:59 amWashington, D.C. Reagan-National
6h 24m
1 stop
YOW1:23 pmOttawa
Dec 31
YOW10:30 amOttawa
1h 50m
DCA12:20 pmWashington, D.C. Reagan-National

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

Our best Porter Airlines deals on Washington, D.C. to Ottawa flight tickets
Porter Airlines
Dec 11
IAD1:45 pmWashington, D.C. Dulles Intl
4h 46m
1 stop
YOW6:31 pmOttawa
Dec 12
YOW5:45 pmOttawa
4h 39m
1 stop
IAD10:24 pmWashington, D.C. Dulles Intl
Porter Airlines
Dec 10
IAD1:45 pmWashington, D.C. Dulles Intl
4h 46m
1 stop
YOW6:31 pmOttawa
Dec 17
YOW8:35 amOttawa
4h 24m
1 stop
IAD12:59 pmWashington, D.C. Dulles Intl
Porter Airlines
Jan 9
IAD2:10 pmWashington, D.C. Dulles Intl
6h 19m
1 stop
YOW8:29 pmOttawa
Jan 12
YOW8:35 amOttawa
4h 14m
1 stop
IAD12:49 pmWashington, 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 cheapest month to fly from Washington, D.C. to Ottawa?

April. The cheapest time of year to fly to Ottawa from Washington, D.C. is April. Most expensive is September

What is the cheapest day to depart Washington, D.C. for Ottawa?

Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Sunday

When is the cheapest time to fly from Washington, D.C. to Ottawa?

In the morning. Washington, D.C. to Ottawa flights are approximately 27% more expensive in the afternoon than in the morning

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

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

How far in advance should you book Washington, D.C. to Ottawa flights?

43 days before. The cheapest time to buy a flight from Washington, D.C. to Ottawa is approximately 43 days to departure

Can stopping save me money on Washington, D.C. to Ottawa flights?

You could potentially save up to 14% 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 November 2024, prices for Washington, D.C. to Ottawa flights are approximately 11% 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

$157

Fastest flight time

1h 31m

Direct flights

Every day

Airports in Ottawa

1 airport
The best one-way flight to Ottawa from Washington, D.C. in the past 72 hours is $157. The best round-trip flight deal from Washington, D.C. to Ottawa found on momondo in the last 72 hours is $312.
The fastest flight from Washington, D.C. to Ottawa takes 1h 31m
Direct flights go from Washington, D.C. to Ottawa every day.
There is 1 airport near Ottawa: Ottawa (YOW)

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

    The straight-line distance from Washington, D.C. to Ottawa is 454.6 mi. 1h 31m 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 were last updated today.

  • 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?

    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. to Ottawa Airport.

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

    The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • 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 $144Free CancellationRating
7.0
8,237 reviews
Search Air Canada flights
United AirlinesPriceFrom $209Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
Porter AirlinesPriceFrom $273Free CancellationRating
7.8
288 reviews
Search Porter Airlines flights
Air TransatPriceFrom $347Free CancellationRating
7.8
389 reviews
Search Air Transat flights
  • United Airlines Flights From Washington, D.C. to Ottawa

    The lowest priced United Airlines flight from Washington, D.C. to Ottawa from the last 72 hours was $209. Generally, United Airlines has 27 flights on this route every week with an average price of $515. United Airlines is rated 7.4/10 by our users.

  • Air Canada Flights From Washington, D.C. to Ottawa

    Across 8,237 Air Canada reviews on momondo, the average score is 7.0/10. Air Canada flies from Washington, D.C. to Ottawa about 23 times each week, with ticket deals ranging from $144 to $481. Price data is based on momondo searches in the last 72 hours.


Why use momondo?

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

It is quick and easy to find Washington, D.C. to Ottawa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ottawa that suits you.

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

All flight searches from Washington, D.C. to Ottawa on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Ottawa flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Ottawa from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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