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Cheap flights from Ottawa to Washington, D.C. from $155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Washington, D.C. departing on 12/5. 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 Ottawa to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from Ottawa to Washington, D.C. 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 Ottawa to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Ottawa to Washington, D.C.? 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 Washington, D.C., so you can enjoy a seamless trip without layovers.

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

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

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
9:40 am - 12:59 pmYOW-IAD
3h 19m1 stop
7:00 am - 11:51 amIAD-YOW
4h 51m1 stop
$270Porter Airlines
Find Deal
Wed, Nov 27 - Sun, Dec 1
5:45 pm - 10:24 pmYOW-IAD
4h 39m1 stop
7:00 am - 11:11 amIAD-YOW
4h 11m1 stop
$276Porter Airlines
Find Deal
Fri, Nov 29 - Mon, Dec 2
4:05 pm - 11:54 pmYOW-BWI
7h 49m1 stop
9:15 am - 5:24 pmBWI-YOW
8h 09m1 stop
Fri, Dec 6 - Mon, Dec 9
4:35 pm - 9:23 pmYOW-BWI
4h 48m1 stop
1:55 pm - 5:24 pmBWI-YOW
27h 29m1 stop
Thu, Nov 28 - Mon, Dec 2
6:00 am - 10:31 amYOW-DCA
4h 31m1 stop
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
$362United Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 14
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
$378Air Canada
Find Deal
Wed, Nov 27 - Tue, Dec 3
2:05 pm - 3:55 pmYOW-IAD
1h 50mnonstop
8:29 am - 3:03 pmIAD-YOW
6h 34m1 stop
$383Air Canada
Find Deal
Wed, Nov 27 - Tue, Dec 3
7:30 pm - 9:20 pmYOW-IAD
1h 50mnonstop
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
$392United Airlines
Find Deal
Fri, Dec 6 - Mon, Dec 9
5:55 am - 11:31 pmYOW-BWI
17h 36m2 stops
6:00 am - 12:10 amBWI-YOW
18h 10m2 stops
$497WestJet
Find Deal
Wed, Nov 27 - Wed, Dec 11
5:55 am - 4:48 pmYOW-BWI
10h 53m2 stops
6:00 am - 12:10 amBWI-YOW
18h 10m2 stops
$517WestJet
Find Deal
Thu, Jan 9 - Sat, Jan 11
9:40 am - 12:59 pmYOW-IAD
3h 19m1 stop
$155Porter Airlines
Find Deal
Thu, Dec 5
4:05 pm - 10:52 amYOW-BWI
18h 47m1 stop
Thu, Nov 21
9:20 am - 8:26 pmYOW-BWI
11h 06m1 stop
Tue, Dec 17
7:30 pm - 9:20 pmYOW-IAD
1h 50mnonstop
$214Air Canada
Find Deal
Wed, Dec 4
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
$214Air Canada
Find Deal
Wed, Dec 4
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
$239United Airlines
Find Deal
Thu, Dec 5
6:00 am - 7:57 pmYOW-DCA
13h 57m1 stop
$261United Airlines
Find Deal
Thu, Dec 5
5:55 am - 7:25 pmYOW-DCA
13h 30m2 stops
$296WestJet
Find Deal
Thu, Nov 21
5:55 am - 4:40 pmYOW-BWI
10h 45m2 stops
$333WestJet
Find Deal
Wed, Dec 4
5:55 am - 5:22 pmYOW-BWI
11h 27m2 stops
$525Delta
Find Deal
Sun, Nov 10
8:35 am - 12:59 pmYOW-IAD
4h 24m1 stop
7:00 am - 11:11 amIAD-YOW
4h 11m1 stop
$464Porter Airlines
Find Deal
Tue, Nov 5 - Fri, Dec 20
4:05 pm - 7:26 amYOW-BWI
15h 21m1 stop
9:41 pm - 5:53 pmBWI-YOW
20h 12m1 stop
Sat, Nov 9 - Mon, Nov 11
9:45 am - 11:43 amYOW-IAD
1h 58mnonstop
8:21 am - 1:23 pmIAD-YOW
5h 02m1 stop
$571United Airlines
Find Deal
Sat, Nov 9 - Mon, Nov 11
5:50 pm - 10:48 pmYOW-IAD
4h 58m1 stop
8:21 am - 1:23 pmIAD-YOW
5h 02m1 stop
$577United Airlines
Find Deal
Sat, Nov 9 - Mon, Nov 11
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
6:00 am - 9:42 amDCA-YOW
3h 42m1 stop
$587Air Canada
Find Deal
Tue, Nov 5 - Fri, Dec 20
5:45 am - 10:19 amYOW-DCA
4h 34m1 stop
8:40 pm - 1:37 amDCA-YOW
4h 57m1 stop
$603Air Canada
Find Deal
Tue, Nov 5 - Fri, Dec 20
5:55 am - 10:54 amYOW-BWI
28h 59m2 stops
6:02 am - 12:10 amBWI-YOW
18h 08m2 stops
$808WestJet
Find Deal
Tue, Nov 5 - Fri, Dec 20
8:10 pm - 11:44 pmYOW-BWI
27h 34m2 stops
6:00 am - 12:10 amBWI-YOW
18h 10m2 stops
$853WestJet
Find Deal
Tue, Nov 5 - Fri, Dec 20
5:55 am - 5:26 pmYOW-IAD
11h 31m2 stops
12:15 pm - 12:10 amIAD-YOW
11h 55m2 stops
$1,129Delta
Find Deal
Sat, Nov 9 - Tue, Nov 12
5:55 am - 4:30 pmYOW-DCA
10h 35m2 stops
11:59 am - 12:10 amDCA-YOW
12h 11m2 stops
$1,129Delta
Find Deal
Sat, Nov 9 - Tue, Nov 12
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
$378Air Canada
Find Deal
Wed, Nov 27 - Tue, Dec 3
2:05 pm - 3:58 pmYOW-IAD
1h 53mnonstop
5:10 pm - 6:54 pmIAD-YOW
1h 44mnonstop
$383Air Canada
Find Deal
Wed, Dec 25 - Wed, Jan 1
9:45 am - 11:43 amYOW-IAD
1h 58mnonstop
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
$388Air Canada
Find Deal
Thu, Nov 28 - Mon, Dec 2
9:45 am - 11:43 amYOW-IAD
1h 58mnonstop
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
$389Air Canada
Find Deal
Thu, Nov 28 - Mon, Dec 2
7:30 pm - 9:20 pmYOW-IAD
1h 50mnonstop
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
$392United Airlines
Find Deal
Fri, Dec 6 - Mon, Dec 9
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
Wed, Dec 4 - Sun, Dec 8
9:45 am - 11:43 amYOW-IAD
1h 58mnonstop
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
$435United Airlines
Find Deal
Mon, Nov 25 - Mon, Dec 2
7:30 pm - 9:20 pmYOW-IAD
1h 50mnonstop
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
$438United Airlines
Find Deal
Wed, Dec 4 - Sun, Dec 8
7:30 pm - 9:20 pmYOW-IAD
1h 50mnonstop
10:15 pm - 11:54 pmIAD-YOW
1h 39mnonstop
$441Air Canada
Find Deal
Fri, Dec 13 - Sun, Feb 23
10:30 am - 12:20 pmYOW-DCA
1h 50mnonstop
12:55 pm - 2:35 pmDCA-YOW
1h 40mnonstop
$441Air Canada
Find Deal
Tue, Dec 3 - Fri, Jan 3

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

Our best Porter Airlines deals on Ottawa to Washington, D.C. flight tickets
Porter Airlines
Nov 27
YOW9:40 amOttawa
3h 19m
1 stop
IAD12:59 pmWashington, D.C. Dulles Intl
Dec 1
IAD7:00 amWashington, D.C. Dulles Intl
4h 51m
1 stop
YOW11:51 amOttawa
Porter Airlines
Nov 29
YOW5:45 pmOttawa
4h 39m
1 stop
IAD10:24 pmWashington, D.C. Dulles Intl
Dec 2
IAD7:00 amWashington, D.C. Dulles Intl
4h 11m
1 stop
YOW11:11 amOttawa
Porter Airlines
Jan 4
YOW5:45 pmOttawa
4h 39m
1 stop
IAD10:24 pmWashington, D.C. Dulles Intl
Jan 11
IAD1:35 pmWashington, D.C. Dulles Intl
4h 39m
1 stop
YOW6:14 pmOttawa

Air Canada flights from Ottawa to Washington, D.C.

Our best Air Canada deals on Ottawa to Washington, D.C. flight tickets
Air Canada
Nov 27
YOW10:30 amOttawa
1h 50m
DCA12:20 pmWashington, D.C. Reagan-National
Dec 3
DCA12:55 pmWashington, D.C. Reagan-National
1h 40m
YOW2:35 pmOttawa
Air Canada
Nov 27
YOW2:05 pmOttawa
1h 50m
IAD3:55 pmWashington, D.C. Dulles Intl
Dec 3
IAD8:29 amWashington, D.C. Dulles Intl
6h 34m
1 stop
YOW3:03 pmOttawa
Air Canada
Nov 27
YOW11:00 amOttawa
4h 19m
1 stop
DCA3:19 pmWashington, D.C. Reagan-National
Dec 3
DCA11:00 amWashington, D.C. Reagan-National
5h 58m
1 stop
YOW4:58 pmOttawa

How to get the cheapest flight ticket from Ottawa to Washington, D.C.

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 Ottawa to Washington, D.C.?

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

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

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Wednesday

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

In the morning. Ottawa to Washington, D.C. flights are approximately 26% more expensive at noon than in the morning

What is the cheapest airline that flies to Washington, D.C. from Ottawa?

Porter Airlines. Porter Airlines and Air Canada are the most popular carriers operating from Ottawa to Washington, D.C.

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

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

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

58 days before. The cheapest time to buy a flight from Ottawa to Washington, D.C. is approximately 58 days to departure

How many flights depart from Ottawa to Washington, D.C. on average per day?

The number of flights available between Ottawa and Washington, D.C. is 7 per day as of November 2024. The most frequent departure time is 10:00AM, with 49% of daily flights leaving at noon.

How many flights depart from Ottawa to Washington, D.C. on average per week?

The number of flights available between Ottawa and Washington, D.C. is 54 per week as of November 2024. The most frequent departure day is Sunday, with 15% of weekly flights leaving on this day.

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

You could potentially save up to 4% on your flight if you consider stops on a Ottawa to Washington, D.C. flight.

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

As of November 2024, prices for Ottawa to Washington, D.C. flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from Ottawa to Washington, D.C.

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

Cheap Ottawa to Washington, D.C. (YOW to WAS) flight deals and tips

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

Best Price Found

$155

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Ottawa in the past 72 hours is $155. The best round-trip flight deal from Ottawa to Washington, D.C. found on momondo in the last 72 hours is $270.
The fastest flight from Ottawa to Washington, D.C. takes 1h 50m
Direct flights go from Ottawa to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

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

    The distance between Ottawa and Washington, D.C. is about 454.6 mi. In terms of flight time, this usually takes a little over 1h 50m.

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

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

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

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

    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 Ottawa Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The travel and health documents you'll need for your trip to Washington, D.C. 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 Washington, D.C.. 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 Ottawa to Washington, D.C.?

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


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

Compare and see reviews for airlines that fly from Ottawa to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $223Free CancellationRating
7.8
293 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $253Free CancellationRating
7.0
8,123 reviews
Search Air Canada flights
  • Air Canada Flights From Ottawa to Washington, D.C.

    Across 27 Air Canada flights from Ottawa to Washington, D.C. this week, the average price was $381, with the best Air Canada deals starting from $253 round-trip. 8,123 users have rated Air Canada on momondo, with an average score of 7.0/10.


Why use momondo?

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

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

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

Flights from Ottawa to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Ottawa to Washington, D.C. 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 Ottawa to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ottawa to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.


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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.