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

As of November 2025, there are 8 flights per day flying from Washington, D.C. to Ottawa. The most common time of day flights depart is 12:00p.m., with 76% of flights taking off in the afternoon.

How long does it take to fly to Ottawa?

Flight times from Washington, D.C. to Ottawa vary, but if you’re flying out of Washington, D.C. and flying into Montreal Pierre Elliott Trudeau Intl Airport (one of the most popular routes), then the duration is 1h 42m on average. Another popular route from Washington, D.C. to Ottawa is flying from Baltimore to Montreal Pierre Elliott Trudeau Intl Airport, which will take roughly 8h 40m. Keep in mind that layovers or delays could extend your travel time.

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

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

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

As of November 2025, 60 flights take off from Washington, D.C. and land in Ottawa each week. The most common flight departure day for this route is Wed, with 17% of weekly flights taking off on this day.

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 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.

C$ 133 Cheap Flights from Washington, D.C. to Ottawa in 2025/26

Q: What is the typical price of a round-trip flight between Washington, D.C. and Ottawa?

Prices are currently low for flights on this route. Typical prices usually range from C$ 453 to C$ 682. The lowest price recently found on this route was C$ 355.

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

3h 24m1 stop

6:50 a.m. - 10:19 a.m.YOW-IAD

3h 29m1 stop

C$ 355Porter Airlines

Find Deal

seg, 29 dez - sex, 2 jan

5:40 a.m. - 5:25 p.m.BWI-YOW

11h 45m1 stop

7:00 a.m. - 9:22 a.m.YOW-BWI

26h 22m3 stops

C$ 363Multiple Airlines

Find Deal

qua, 3 dez - sáb, 6 dez

6:50 p.m. - 11:08 p.m.DCA-YOW

4h 18m1 stop

5:45 a.m. - 10:21 a.m.YOW-DCA

4h 36m1 stop

C$ 364Air Canada

Find Deal

sáb, 13 dez - dom, 14 dez

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

3h 24m1 stop

6:50 a.m. - 10:24 a.m.YOW-IAD

3h 34m1 stop

C$ 371Porter Airlines

Find Deal

sex, 19 dez - sex, 26 dez

11:40 a.m. - 5:29 p.m.IAD-YOW

5h 49m1 stop

6:50 a.m. - 10:24 a.m.YOW-IAD

3h 34m1 stop

C$ 374Porter Airlines

Find Deal

dom, 21 dez - sex, 26 dez

9:10 p.m. - 11:58 p.m.BWI-YOW

26h 48m2 stops

7:00 a.m. - 9:22 a.m.YOW-BWI

26h 22m3 stops

C$ 398Multiple Airlines

Find Deal

sex, 12 dez - dom, 14 dez

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

3h 24m1 stop

6:50 a.m. - 10:24 a.m.YOW-IAD

3h 34m1 stop

C$ 398Porter Airlines

Find Deal

qui, 18 dez - seg, 22 dez

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

3h 24m1 stop

1:20 p.m. - 5:14 p.m.YOW-IAD

3h 54m1 stop

C$ 402Porter Airlines

Find Deal

qui, 18 dez - dom, 21 dez

6:00 a.m. - 9:40 a.m.DCA-YOW

3h 40m1 stop

6:00 a.m. - 7:45 p.m.YOW-DCA

13h 45m1 stop

C$ 464Air Canada

Find Deal

qui, 18 dez - dom, 21 dez

9:05 a.m. - 1:36 p.m.DCA-YOW

4h 31m1 stop

5:14 p.m. - 10:42 p.m.YOW-DCA

5h 28m1 stop

C$ 499United Airlines

Find Deal

seg, 15 dez - seg, 15 dez

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

Our best Porter Airlines deals on Washington, D.C. to Ottawa flight tickets

Porter Airlines

29 Dec

IAD11:40 a.m.Washington, D.C. Dulles Intl

3h 24m

1 stop

YOW3:04 p.m.Ottawa

2 Jan

YOW6:50 a.m.Ottawa

3h 29m

1 stop

IAD10:19 a.m.Washington, D.C. Dulles Intl

C$ 355

Find similar

Porter Airlines

19 Dec

IAD11:40 a.m.Washington, D.C. Dulles Intl

3h 24m

1 stop

YOW3:04 p.m.Ottawa

26 Dec

YOW6:50 a.m.Ottawa

3h 34m

1 stop

IAD10:24 a.m.Washington, D.C. Dulles Intl

C$ 371

Find similar

Porter Airlines

21 Dec

IAD11:40 a.m.Washington, D.C. Dulles Intl

5h 49m

1 stop

YOW5:29 p.m.Ottawa

26 Dec

YOW6:50 a.m.Ottawa

3h 34m

1 stop

IAD10:24 a.m.Washington, D.C. Dulles Intl

C$ 374

Find similar

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

Our best United Airlines deals on Washington, D.C. to Ottawa flight tickets

United Airlines

15 Dec

DCA9:05 a.m.Washington, D.C. Reagan-National

4h 31m

1 stop

YOW1:36 p.m.Ottawa

15 Dec

YOW5:14 p.m.Ottawa

5h 28m

1 stop

DCA10:42 p.m.Washington, D.C. Reagan-National

C$ 499

Find similar

United Airlines

15 Dec

IAD12:42 p.m.Washington, D.C. Dulles Intl

1h 45m

YOW2:27 p.m.Ottawa

21 Dec

YOW9:45 a.m.Ottawa

2h 02m

IAD11:47 a.m.Washington, D.C. Dulles Intl

C$ 503

Find similar

United Airlines

15 Dec

IAD8:45 a.m.Washington, D.C. Dulles Intl

4h 51m

1 stop

YOW1:36 p.m.Ottawa

21 Dec

YOW2:15 p.m.Ottawa

1h 58m

IAD4:13 p.m.Washington, D.C. Dulles Intl

C$ 517

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

seg 29/12

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

1 stop3h 24m

Ottawa

sex 2/1

6:50 a.m.-10:19 a.m.

1 stop3h 29m

C$ 355

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

qua 3/12

5:40 a.m.-5:25 p.m.

1 stop11h 45m

Ottawa

sáb 6/12

7:00 a.m.-9:22 a.m.

3 stops26h 22m

C$ 363

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

sáb 13/12

6:50 p.m.-11:08 p.m.

1 stop4h 18m

Ottawa

dom 14/12

5:45 a.m.-10:21 a.m.

1 stop4h 36m

C$ 364

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

sex 19/12

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

1 stop3h 24m

Ottawa

sex 26/12

6:50 a.m.-10:24 a.m.

1 stop3h 34m

C$ 371

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

dom 21/12

11:40 a.m.-5:29 p.m.

1 stop5h 49m

Ottawa

sex 26/12

6:50 a.m.-10:24 a.m.

1 stop3h 34m

C$ 374

BaltimoreOttawa

BWI - YOW

BWIYOW

Baltimore/Washington

sex 12/12

9:10 p.m.-11:58 p.m.

2 stops26h 48m

Ottawa

dom 14/12

7:00 a.m.-9:22 a.m.

3 stops26h 22m

C$ 398

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

qui 18/12

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

1 stop3h 24m

Ottawa

seg 22/12

6:50 a.m.-10:24 a.m.

1 stop3h 34m

C$ 398

Washington, D.C.Ottawa

IAD - YOW

IADYOW

Washington, D.C. Dulles Intl

qui 18/12

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

1 stop3h 24m

Ottawa

dom 21/12

1:20 p.m.-5:14 p.m.

1 stop3h 54m

C$ 402

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

qui 18/12

6:00 a.m.-9:40 a.m.

1 stop3h 40m

Ottawa

dom 21/12

6:00 a.m.-7:45 p.m.

1 stop13h 45m

C$ 464

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

seg 15/12

9:05 a.m.-1:36 p.m.

1 stop4h 31m

Ottawa

seg 15/12

5:14 p.m.-10:42 p.m.

1 stop5h 28m

C$ 499

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 January is, on average, the cheapest month to fly to Ottawa from Washington, D.C., with most prices found around C$ 360. If you aren’t able to travel to Ottawa during the month of January, then flying in April is also cheap. Prices for this month can be found on momondo for an average of C$ 482.

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

Our data shows that Saturday is the least expensive day to fly to Ottawa. Tickets to fly out on this day can be as low as C$ 181. Flights from Washington, D.C. to Ottawa on a Sunday will generally be more expensive and average around C$ 973. 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$ 298. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 973 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 3 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 25% 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 2025, prices for Washington, D.C. to Ottawa flights are approximately 23% cheaper 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

Fastest flight time	1h 35m
Direct flights	Every day
Airports in Ottawa	1 airport

The fastest flight from Washington, D.C. to Ottawa takes 1h 35m

Direct flights go from Washington, D.C. to Ottawa every day.

There is 1 airport near Ottawa: Ottawa (YOW)

Search flight deals

How far is Washington, D.C. to Ottawa by plane?
There are 731.6 km between Washington, D.C. and Ottawa. 1h 35m 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 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. to Ottawa is Canadair (Bombardier) Regional Jet CRJ-550 (28.69% of total bookings). The next most popular plane models are Canadair (Bombardier) Regional Jet 900 (16.83%), Boeing 737 MAX 9 (8.01%), and Embraer 175 (Enhanced Winglets) (6.25%).
What is the most popular airline from Washington, D.C. to Ottawa?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. to Ottawa is Porter Airlines (100% of total bookings).

Gatineau

Pembroke

Brockville

Smiths Falls

Perth

Wakefield

Calabogie

Prescott

Petawawa

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.

An easier way to manage your Ottawa 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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

sáb 20/12

sáb 27/12

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada

Cheap flights from Washington, D.C. to Ottawa from C$ 193

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 6/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

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

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

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

Our best Porter Airlines deals on Washington, D.C. to Ottawa flight tickets

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

Our best United Airlines deals on Washington, D.C. to Ottawa flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Ottawa that are best for you.

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?

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

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$ 298. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 973 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 3 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 25% 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 2025, prices for Washington, D.C. to Ottawa flights are approximately 23% cheaper when compared to flights at the same time last year.

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

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

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

As of November 2025, there are 8 flights per day flying from Washington, D.C. to Ottawa. The most common time of day flights depart is 12:00p.m., with 76% of flights taking off in the afternoon.

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

As of November 2025, 60 flights take off from Washington, D.C. and land in Ottawa each week. The most common flight departure day for this route is Wed, with 17% of weekly flights taking off on this day.

How long does it take to fly to Ottawa?

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

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

Fastest flight time

Direct flights

Airports in Ottawa

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

When did momondo last update prices 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?

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

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?

Travelling to a place near Ottawa?

Why use momondo?

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

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

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

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

An easier way to manage your Ottawa 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Airports servicing Ontario