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Cheap flights from Ottawa to District of Columbia from C$ 212

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 District of Columbia departing on 21/1. 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 Ottawa to District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
7:00 a.m. - 10:19 a.m.
YOW
-
IAD
3h 19m1 stop
Porter Airlines Logo
11:40 a.m. - 3:04 p.m.
IAD
-
YOW
3h 24m1 stop
C$ 381Porter Airlines
Mon, 26 Jan - Fri, 6 Feb
Porter Airlines Logo
7:00 a.m. - 10:19 a.m.
YOW
-
IAD
3h 19m1 stop
Porter Airlines Logo
11:40 a.m. - 3:04 p.m.
IAD
-
YOW
3h 24m1 stop
C$ 382Porter Airlines
Mon, 26 Jan - Fri, 6 Feb
Multiple Airlines Logo
9:40 a.m. - 8:18 p.m.
YOW
-
IAD
10h 38m1 stop
Multiple Airlines Logo
7:27 p.m. - 5:15 p.m.
IAD
-
YOW
21h 48m1 stop
C$ 389Multiple Airlines
Sat, 17 Jan - Sun, 18 Jan
United Airlines Logo
2:15 p.m. - 4:13 p.m.
YOW
-
IAD
1h 58mdirect
United Airlines Logo
10:10 p.m. - 11:54 p.m.
IAD
-
YOW
1h 44mdirect
C$ 392United Airlines
Tue, 20 Jan - Sun, 25 Jan
United Airlines Logo
7:30 p.m. - 9:23 p.m.
YOW
-
IAD
1h 53mdirect
United Airlines Logo
12:43 p.m. - 2:27 p.m.
IAD
-
YOW
1h 44mdirect
C$ 393United Airlines
Sat, 14 Feb - Sun, 15 Feb
Air Canada Logo
6:05 p.m. - 10:35 p.m.
YOW
-
DCA
4h 30m1 stop
Air Canada Logo
12:55 p.m. - 2:30 p.m.
DCA
-
YOW
1h 35mdirect
C$ 403Air Canada
Sat, 17 Jan - Sun, 18 Jan
Air Canada Logo
10:30 a.m. - 12:19 p.m.
YOW
-
DCA
1h 49mdirect
Air Canada Logo
6:00 a.m. - 9:42 a.m.
DCA
-
YOW
3h 42m1 stop
C$ 404Air Canada
Wed, 21 Jan - Fri, 23 Jan
United Airlines Logo
2:15 p.m. - 4:13 p.m.
YOW
-
IAD
1h 58mdirect
United Airlines Logo
8:17 a.m. - 1:32 p.m.
IAD
-
YOW
5h 15m1 stop
C$ 406United Airlines
Tue, 20 Jan - Sun, 25 Jan
United Airlines Logo
2:15 p.m. - 4:13 p.m.
YOW
-
IAD
1h 58mdirect
United Airlines Logo
8:29 a.m. - 1:32 p.m.
IAD
-
YOW
5h 03m1 stop
C$ 407United Airlines
Mon, 19 Jan - Wed, 28 Jan
Air Canada Logo
6:05 p.m. - 10:35 p.m.
YOW
-
DCA
4h 30m1 stop
Air Canada Logo
6:00 a.m. - 9:42 a.m.
DCA
-
YOW
3h 42m1 stop
C$ 407Air Canada
Sat, 17 Jan - Sun, 18 Jan

Porter Airlines flights from Ottawa to District of Columbia

Our best Porter Airlines deals on Ottawa to District of Columbia flight tickets
Porter Airlines
26 Jan
YOW7:00 a.m.Ottawa
3h 19m
1 stop
IAD10:19 a.m.Washington, D.C. Dulles Intl
6 Feb
IAD11:40 a.m.Washington, D.C. Dulles Intl
3h 24m
1 stop
YOW3:04 p.m.Ottawa
C$ 381
Find similar
Porter Airlines
26 Jan
YOW7:00 a.m.Ottawa
3h 19m
1 stop
IAD10:19 a.m.Washington, D.C. Dulles Intl
6 Feb
IAD11:40 a.m.Washington, D.C. Dulles Intl
3h 24m
1 stop
YOW3:04 p.m.Ottawa
C$ 382
Find similar
Porter Airlines
15 Jan
YOW7:00 a.m.Ottawa
3h 19m
1 stop
IAD10:19 a.m.Washington, D.C. Dulles Intl
19 Jan
IAD11:35 a.m.Washington, D.C. Dulles Intl
3h 29m
1 stop
YOW3:04 p.m.Ottawa
C$ 418
Find similar

United Airlines flights from Ottawa to District of Columbia

Our best United Airlines deals on Ottawa to District of Columbia flight tickets
United Airlines
20 Jan
YOW2:15 p.m.Ottawa
1h 58m
IAD4:13 p.m.Washington, D.C. Dulles Intl
25 Jan
IAD10:10 p.m.Washington, D.C. Dulles Intl
1h 44m
YOW11:54 p.m.Ottawa
C$ 392
Find similar
United Airlines
14 Feb
YOW7:30 p.m.Ottawa
1h 53m
IAD9:23 p.m.Washington, D.C. Dulles Intl
15 Feb
IAD12:43 p.m.Washington, D.C. Dulles Intl
1h 44m
YOW2:27 p.m.Ottawa
C$ 393
Find similar
United Airlines
20 Jan
YOW2:15 p.m.Ottawa
1h 58m
IAD4:13 p.m.Washington, D.C. Dulles Intl
25 Jan
IAD8:17 a.m.Washington, D.C. Dulles Intl
5h 15m
1 stop
YOW1:32 p.m.Ottawa
C$ 406
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to District of Columbia 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 21 December 2025.
Use the filters below to find and compare flights from Ottawa to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Mon 26/1

7:00 a.m.-10:19 a.m.

1 stop3h 19m

Washington, D.C. Dulles Intl

Fri 6/2

11:40 a.m.-3:04 p.m.

1 stop3h 24m

C$ 381

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Mon 26/1

7:00 a.m.-10:19 a.m.

1 stop3h 19m

Washington, D.C. Dulles Intl

Fri 6/2

11:40 a.m.-3:04 p.m.

1 stop3h 24m

C$ 382

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 17/1

9:40 a.m.-8:18 p.m.

1 stop10h 38m

Washington, D.C. Dulles Intl

Sun 18/1

7:27 p.m.-5:15 p.m.

1 stop21h 48m

C$ 389

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Tue 20/1

2:15 p.m.-4:13 p.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 25/1

10:10 p.m.-11:54 p.m.

Nonstop1h 44m

C$ 392

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Sat 14/2

7:30 p.m.-9:23 p.m.

Nonstop1h 53m

Washington, D.C. Dulles Intl

Sun 15/2

12:43 p.m.-2:27 p.m.

Nonstop1h 44m

C$ 393

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sat 17/1

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

1 stop4h 30m

Washington, D.C. Reagan-National

Sun 18/1

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

Nonstop1h 35m

C$ 403

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Wed 21/1

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

Nonstop1h 49m

Washington, D.C. Reagan-National

Fri 23/1

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

1 stop3h 42m

C$ 404

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Tue 20/1

2:15 p.m.-4:13 p.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sun 25/1

8:17 a.m.-1:32 p.m.

1 stop5h 15m

C$ 406

OttawaWashington, D.C.

YOW - IAD

YOWIAD

Ottawa

Mon 19/1

2:15 p.m.-4:13 p.m.

Nonstop1h 58m

Washington, D.C. Dulles Intl

Wed 28/1

8:29 a.m.-1:32 p.m.

1 stop5h 03m

C$ 407

OttawaWashington, D.C.

YOW - DCA

YOWDCA

Ottawa

Sat 17/1

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

1 stop4h 30m

Washington, D.C. Reagan-National

Sun 18/1

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

1 stop3h 42m

C$ 407

Flights are sorted by cheapest round-trip flights first.

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See travel insights to District of Columbia from

How to get the cheapest flight ticket from Ottawa to District of Columbia

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 to District of Columbia?

The month of March is, on average, the cheapest month to fly to District of Columbia from Ottawa, with most prices found around C$ 406. If you aren’t able to travel during the month of March, then book flights to District of Columbia from Ottawa during April instead. Flights to District of Columbia in April, while not as cheap as those in March, still average around C$ 415.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart from Ottawa to District of Columbia is on a Friday when prices can be found for as low as C$ 834. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to District of Columbia on Thursday is C$ 990.

What is the cheapest time of day to depart on your flight to District of Columbia?

Our data shows that the cheapest Ottawa to District of Columbia flights are usually those with departure times in the afternoon. Our users have found flights to District of Columbia in the afternoon for as low as C$ 438. At noon is when there is more demand to fly to District of Columbia, so prices are often more expensive at around C$ 1,118 per ticket.

What is the cheapest Ottawa to District of Columbia flight route?

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

What cabin class options are available on Ottawa to District of Columbia flights?

There are 4 cabin classes available to choose from on Ottawa to District of Columbia 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 Ottawa to District of Columbia flights?

You could potentially save up to 27% on your flight if you consider stops on a Ottawa to District of Columbia flight.

Cheap Ottawa to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to District of Columbia

Best price found

C$ 333

Fastest flight time

1h 49m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from Ottawa in the past 72 hours is C$ 333. The best round-trip flight deal from Ottawa to District of Columbia found on momondo in the last 72 hours is C$ 516.
The fastest flight from Ottawa to District of Columbia takes 1h 49m
Direct flights go from Ottawa to District of Columbia every day.
There are 2 airports in District of Columbia. From Ottawa there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).
Search flight deals

  • When did momondo last update prices for flights from Ottawa Airport to District of Columbia?

    Prices for flights from Ottawa Airport to District of Columbia were last updated today.

  • How many operators does momondo search for flights from Ottawa Airport to District of Columbia?

  • How old do you have to be to fly from Ottawa Airport to District of Columbia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa Airport to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The travel and health documents you'll need for your trip to District of Columbia 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 District of Columbia. 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 District of Columbia?

Best airlines flying from Ottawa to District of Columbia

Compare and see reviews for airlines that fly from Ottawa to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom C$ 303Free CancellationRating
7.4
9,097 reviews
Search United Airlines flights
Porter AirlinesPriceFrom C$ 332Free CancellationRating
8.0
399 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 366Free CancellationRating
7.1
10,549 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to District of Columbia?

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

Can I find flights from Ottawa to District of Columbia with flexible booking policies on momondo?

momondo does allow users to show only those flights to District of Columbia from Ottawa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ottawa to District of Columbia?

Once all potential Ottawa to District of Columbia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ottawa to District of Columbia right now. Can momondo alert me if prices change?

Price alerts on flights to District of Columbia from Ottawa 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.

An easier way to manage your District of Columbia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to District of Columbia

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