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Cheap flights from Ottawa to Washington, D.C. from C$ 197

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 15/5. 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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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

C$ 197

Fastest flight time

1h 38m

Direct flights

Mon, Tue, Wed, Thu, Sat and Sun

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Ottawa in the past 72 hours is C$ 197. The best round-trip flight deal from Ottawa to Washington, D.C. found on momondo in the last 72 hours is C$ 330.
The fastest flight from Ottawa to Washington, D.C. takes 1h 38m
Direct flights go from Ottawa to Washington, D.C. on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. Airlines offering direct flights are: United Airlines, Lufthansa and Air Canada.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

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.?

March. The cheapest time of year to fly to Washington, D.C. from Ottawa is March. The most expensive is July.

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

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

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

In the evening. Ottawa to Washington, D.C. flights are approximately 23% more expensive in the afternoon than in the evening

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

Porter Airlines. Air Canada, Porter Airlines, and United Airlines 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?

50 days before. The cheapest time to buy a flight from Ottawa to Washington, D.C. is approximately 50 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 March 2024. The most frequent departure time is 8:00a.m., with 71% of daily flights leaving at noon.

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

As of March 2024, there are 49 flights per week flying from Ottawa to Washington, D.C.. The most common day of the week flights depart is Sunday, with 14% of flights taking off on this day.

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

You could potentially save up to 8% on your flight if you consider stops on a Ottawa to Washington, D.C. flight.

When you’re planning your trip from Ottawa to Washington, D.C., the most popular airport-to-airport route is Ottawa Airport to Washington, D.C. Dulles Intl Airport. If you are looking for an alternate airport near Ottawa Airport, Montreal Pierre Elliott Trudeau Intl Airport is a great option and is located in Montreal. When travelling from Ottawa, it is helpful to have an alternative airport to fly into when you land in Washington, D.C.. Good options for arrival airports in Washington, D.C., you can try Washington, D.C. Reagan-National Airport (in Washington, D.C.) or Baltimore/Washington Airport (in Baltimore). In March, C$ 330 is typically the cheapest round trip price you’ll find from Ottawa to Washington, D.C. which you can find when you fly YOW — IAD.

Montreal Pierre Elliott Trudeau Intl Airport (YUL) to Washington, D.C. Dulles Intl Airport (IAD)C$ 336
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Montreal Pierre Elliott Trudeau Intl Airport (YUL) to Washington, D.C. Reagan-National Airport (DCA)C$ 359
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Montreal Pierre Elliott Trudeau Intl Airport (YUL) to Baltimore/Washington Airport (BWI)C$ 397
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Ottawa Airport (YOW) to Washington, D.C. Dulles Intl Airport (IAD)C$ 330
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Ottawa Airport (YOW) to Washington, D.C. Reagan-National Airport (DCA)C$ 383
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Ottawa Airport (YOW) to Baltimore/Washington Airport (BWI)C$ 557
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Easily compare round-trip flights from Ottawa to Washington, D.C.

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Ottawa to Washington, D.C. by changing tabs
Porter Airlines
28 Apr.
YOW8:45 a.m.Ottawa
3h 22m
1 stop
IAD12:07 p.m.Washington, D.C. Dulles Intl
7 May
IAD5:20 p.m.Washington, D.C. Dulles Intl
4h 09m
1 stop
YOW9:29 p.m.Ottawa
Multiple Airlines
23 Apr.
YOW10:15 a.m.Ottawa
1h 44m
DCA11:59 a.m.Washington, D.C. Reagan-National
2 May
DCA12:55 p.m.Washington, D.C. Reagan-National
1h 31m
YOW2:26 p.m.Ottawa
Air Canada
23 Apr.
YOW10:30 a.m.Ottawa
5h 02m
1 stop
DCA3:32 p.m.Washington, D.C. Reagan-National
2 May
DCA6:00 a.m.Washington, D.C. Reagan-National
3h 40m
1 stop
YOW9:40 a.m.Ottawa
United Airlines
14 Apr.
YOW7:30 p.m.Ottawa
1h 43m
IAD9:13 p.m.Washington, D.C. Dulles Intl
23 Apr.
IAD8:30 a.m.Washington, D.C. Dulles Intl
5h 42m
1 stop
YOW2:12 p.m.Ottawa
Porter Airlines
23 Apr.
YOW11:30 a.m.Ottawa
4h 22m
1 stop
IAD3:52 p.m.Washington, D.C. Dulles Intl
2 May
IAD5:20 p.m.Washington, D.C. Dulles Intl
4h 09m
1 stop
YOW9:29 p.m.Ottawa
Multiple Airlines
23 Apr.
YOW10:15 a.m.Ottawa
1h 44m
DCA11:59 a.m.Washington, D.C. Reagan-National
2 May
DCA6:00 a.m.Washington, D.C. Reagan-National
3h 40m
1 stop
YOW9:40 a.m.Ottawa

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

If you're looking for one-way flights from Ottawa to Washington, D.C., view some of our deals below provided by Air Canada, Porter Airlines and United Airlines
Porter Airlines
15 May
YOW11:30 a.m.Ottawa
4h 22m
1 stop
IAD3:52 p.m.Washington, D.C. Dulles Intl
Air Canada
21 Apr.
YOW7:30 p.m.Ottawa
1h 43m
IAD9:13 p.m.Washington, D.C. Dulles Intl
United Airlines
15 May
YOW7:30 p.m.Ottawa
1h 43m
IAD9:13 p.m.Washington, D.C. Dulles Intl

Search last-minute flights to Washington, D.C. from Ottawa

Find and compare round-trip flight prices for your last-minute flight from Ottawa to Washington, D.C.
Porter Airlines
7 Apr.
YOW12:30 p.m.Ottawa
4h 32m
1 stop
IAD5:02 p.m.Washington, D.C. Dulles Intl
13 Apr.
IAD2:50 p.m.Washington, D.C. Dulles Intl
4h 34m
1 stop
YOW7:24 p.m.Ottawa
Air Canada
7 Apr.
YOW2:47 p.m.Ottawa
1h 43m
IAD4:30 p.m.Washington, D.C. Dulles Intl
13 Apr.
IAD5:05 p.m.Washington, D.C. Dulles Intl
1h 50m
YOW6:55 p.m.Ottawa
United Airlines
7 Apr.
YOW7:30 p.m.Ottawa
1h 43m
IAD9:13 p.m.Washington, D.C. Dulles Intl
13 Apr.
IAD5:05 p.m.Washington, D.C. Dulles Intl
1h 50m
YOW6:55 p.m.Ottawa
Multiple Airlines
3 Apr.
YOW5:30 p.m.Ottawa
27h 32m
2 stops
IAD9:02 p.m.Washington, D.C. Dulles Intl
10 Apr.
IAD5:20 p.m.Washington, D.C. Dulles Intl
4h 09m
1 stop
YOW9:29 p.m.Ottawa
WestJet
6 Apr.
YOW6:00 a.m.Ottawa
10h 30m
2 stops
BWI4:30 p.m.Baltimore/Washington
12 Apr.
BWI6:00 a.m.Baltimore/Washington
18h 19m
2 stops
YOW12:19 a.m.Ottawa
Porter Airlines
6 Apr.
YOW8:35 a.m.Ottawa
4h 47m
1 stop
IAD1:22 p.m.Washington, D.C. Dulles Intl
12 Apr.
IAD5:20 p.m.Washington, D.C. Dulles Intl
4h 09m
1 stop
YOW9:29 p.m.Ottawa

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
United AirlinesPriceFrom C$ 271Free CancellationRating
7.4
11,481 reviews
Search United Airlines flights
Porter AirlinesPriceFrom C$ 342Free CancellationRating
7.4
451 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 350Free CancellationRating
7.0
6,743 reviews
Search Air Canada flights
  • United Airlines Flights From Ottawa to Washington, D.C.

    United Airlines flies from Ottawa to Washington, D.C. around 21 times per week, with 11,481 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Ottawa to Washington, D.C. in the last 72 hours was C$ 200 (round-trip), much lower than the average airfare cost of C$ 395 for United Airlines flights on this route.

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

    Another popular option for Ottawa to Washington, D.C. flights is Air Canada (7.0/10, 6,743 ratings). Air Canada flies from Ottawa to Washington, D.C. around 21 times per week, with deals starting from C$ 257 round-trip and rising to an average price of around C$ 506.


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

Our best Porter Airlines deals on Ottawa to Washington, D.C. flight tickets
Porter Airlines
28 Apr.
YOW8:45 a.m.Ottawa
3h 22m
1 stop
IAD12:07 p.m.Washington, D.C. Dulles Intl
7 May
IAD5:20 p.m.Washington, D.C. Dulles Intl
4h 09m
1 stop
YOW9:29 p.m.Ottawa
Porter Airlines
23 Apr.
YOW11:30 a.m.Ottawa
4h 22m
1 stop
IAD3:52 p.m.Washington, D.C. Dulles Intl
2 May
IAD5:20 p.m.Washington, D.C. Dulles Intl
4h 09m
1 stop
YOW9:29 p.m.Ottawa
Porter Airlines
20 Apr.
YOW8:35 a.m.Ottawa
4h 47m
1 stop
IAD1:22 p.m.Washington, D.C. Dulles Intl
24 Apr.
IAD1:00 p.m.Washington, D.C. Dulles Intl
3h 29m
1 stop
YOW4:29 p.m.Ottawa

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

Our best United Airlines deals on Ottawa to Washington, D.C. flight tickets
United Airlines
14 Apr.
YOW7:30 p.m.Ottawa
1h 43m
IAD9:13 p.m.Washington, D.C. Dulles Intl
23 Apr.
IAD8:30 a.m.Washington, D.C. Dulles Intl
5h 42m
1 stop
YOW2:12 p.m.Ottawa
United Airlines
1 Jul.
YOW6:03 p.m.Ottawa
4h 32m
1 stop
IAD10:35 p.m.Washington, D.C. Dulles Intl
9 Jul.
IAD10:19 p.m.Washington, D.C. Dulles Intl
1h 40m
YOW11:59 p.m.Ottawa
United Airlines
23 Apr.
YOW7:30 p.m.Ottawa
1h 43m
IAD9:13 p.m.Washington, D.C. Dulles Intl
2 May
IAD8:20 a.m.Washington, D.C. Dulles Intl
4h 20m
1 stop
YOW12:40 p.m.Ottawa

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

    Washington, D.C. is 731.6 km away from Ottawa. A reasonable flight in good conditions will take 1h 38m.

  • 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 updated daily.

  • 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.?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 required for your trip to Washington, D.C. 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 Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Alternative routes for Ottawa to Washington, D.C.

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Toronto to Washington, D.C. Flights
Fastest flight time1h 27m
Cheapest priceC$ 266
Thunder Bay to Washington, D.C. Flights
Fastest flight time4h 12m
Cheapest priceC$ 545
London, Ontario to Washington, D.C. Flights
Fastest flight time5h 07m
Cheapest priceC$ 723

Similar Ottawa to Washington, D.C. flights

Flexible with your destination? Broaden your search and find flights similar to your Ottawa to Washington, D.C. route

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ottawa to Washington, D.C. . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Ottawa to Washington, D.C. flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Ottawa.

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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Fly into one of these airports located in Washington, D.C.
Airports listed have a maximum distance of 36.1 km from Washington, D.C.


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