How long does it take to fly to Ottawa?

Average flight duration from Washington, D.C. to Ottawa depends on which airport you fly into and out of. Flying from Washington, D.C. to Montreal Pierre Elliott Trudeau Intl Airport is 1h 39m on average, while flying from Baltimore to Montreal Pierre Elliott Trudeau Intl Airport is 5h 22m on average. Montreal Pierre Elliott Trudeau Intl Airport is the most popular airport in Ottawa.

What airlines fly to Ottawa?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Ottawa from Washington, D.C. according to our data. Air Canada is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Ottawa. Keep in mind that there are 4 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

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

As of September 2026, there are 9 flights per day flying from Washington, D.C. to Ottawa. The most common time of day flights depart is 12:00PM, with 61% of flights taking off in the afternoon.

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

Porter Airlines, Air Canada, 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 September 2026, there are 67 flights per week flying from Washington, D.C. to Ottawa. The most common day of the week flights depart is Mon, with 16% of 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 were last updated today.

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

As of September 2026, there are 3 operators available to choose from 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.

$142 Cheap Flights from Washington, D.C. to Ottawa in 2026/27

Discover deals from 900+ travel sites with momondo.

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

Round-trip

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:55 am - 2:17 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 22m1 stop Montreal Pierre Elliott Trudeau Intl

5:10 pm - 5:47 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

24h 37m1 stop Toronto Island

$279Air Canada

Sat, Oct 31 - Sat, Oct 31

11:20 am - 4:09 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 49m1 stop Toronto Island

12:15 pm - 5:43 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

5h 28m1 stop Toronto Island

$323Porter Airlines

Thu, Nov 5 - Sun, Nov 8

11:20 am - 4:09 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 49m1 stop Toronto Island

12:15 pm - 5:43 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

5h 28m1 stop Toronto Island

$326Porter Airlines

Mon, Oct 26 - Mon, Nov 2

11:20 am - 4:09 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 49m1 stop Toronto Island

12:15 pm - 5:43 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

5h 28m1 stop Toronto Island

$326Porter Airlines

Sun, Oct 25 - Sun, Nov 1

6:07 pm - 5:20 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

23h 13m1 stop Fort Lauderdale

7:05 am - 8:11 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

13h 06m1 stop Fort Lauderdale

$348Multiple Airlines

Tue, Nov 10 - Tue, Nov 17

11:25 am - 8:02 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

8h 37m1 stop Toronto Island

7:05 am - 8:11 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

13h 06m1 stop Fort Lauderdale

$352Multiple Airlines

Thu, Oct 22 - Tue, Oct 27

6:00 am - 11:37 amDCA Washington, D.C. Reagan-National-YOW Ottawa

5h 37m1 stop Montreal Pierre Elliott Trudeau Intl

6:10 pm - 10:38 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 28m1 stop Toronto Pearson Intl

$370Air Canada

Tue, Oct 27 - Tue, Oct 27

1:19 pm - 3:07 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 48mnonstop

5:10 pm - 5:47 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

24h 37m1 stop Toronto Island

$402Air Canada

Sat, Oct 31 - Sat, Oct 31

8:20 am - 5:16 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

8h 56m1 stop Chicago O'Hare Intl

7:30 pm - 9:14 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 44mnonstop

$437United Airlines

Sat, Oct 24 - Sat, Oct 24

8:20 am - 2:09 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

5h 49m1 stop Chicago O'Hare Intl

6:01 pm - 10:59 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 58m1 stop Newark

$453United Airlines

Sat, Oct 24 - Sat, Oct 24

Cheap last minute flights

Enter your travel dates to find the best prices.

11:25 am - 5:52 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

6h 27m1 stop Toronto Island

10:40 am - 3:10 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 30m1 stop Toronto Island

$467Porter Airlines

Thu, Oct 1 - Fri, Oct 2

8:40 pm - 12:45 amDCA Washington, D.C. Reagan-National-YOW Ottawa

4h 05m1 stop Toronto Pearson Intl

10:35 am - 12:09 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

1h 34mnonstop

$567Air Canada

Tue, Oct 6 - Wed, Oct 7

8:40 pm - 1:35 amDCA Washington, D.C. Reagan-National-YOW Ottawa

4h 55m1 stop Toronto Pearson Intl

6:00 am - 10:20 amYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 20m1 stop Montreal Pierre Elliott Trudeau Intl

$576Air Canada

Tue, Oct 6 - Wed, Oct 7

6:13 pm - 3:15 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

21h 02m1 stop Fort Lauderdale

10:40 am - 3:10 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 30m1 stop Toronto Island

$630Multiple Airlines

Sun, Oct 4 - Fri, Oct 16

5:20 pm - 9:52 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 32m1 stop Toronto Island

6:00 am - 7:43 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 43mnonstop

$688Air Canada

Tue, Oct 6 - Wed, Oct 7

3:50 pm - 8:02 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

4h 12m1 stop Toronto Island

7:00 am - 8:09 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

13h 09m2 stops Toronto Pearson Intl Fort Lauderdale

$717Multiple Airlines

Mon, Oct 5 - Wed, Oct 7

11:25 am - 5:52 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

6h 27m1 stop Toronto Island

10:40 am - 3:10 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 30m1 stop Toronto Island

$718Porter Airlines

Tue, Oct 6 - Thu, Oct 15

11:25 am - 5:52 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

6h 27m1 stop Toronto Island

10:40 am - 3:10 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 30m1 stop Toronto Island

$720Porter Airlines

Tue, Oct 6 - Thu, Oct 15

8:15 am - 9:56 amIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 41mnonstop

6:00 am - 7:43 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 43mnonstop

$766United Airlines

Tue, Oct 6 - Thu, Oct 15

8:33 am - 4:38 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

8h 05m1 stop Newark

7:30 pm - 9:14 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 44mnonstop

$776United Airlines

Tue, Oct 6 - Thu, Oct 15

Cheap direct flights

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1:19 pm - 3:07 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 48mnonstop

9:45 am - 11:48 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

$414Lufthansa

Sat, Nov 14 - Sat, Nov 21

12:35 pm - 2:17 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 42mnonstop

6:00 am - 7:43 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 43mnonstop

$415Lufthansa

Sat, Oct 17 - Sun, Oct 18

1:19 pm - 3:07 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 48mnonstop

9:45 am - 11:48 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

$419Lufthansa

Thu, Nov 5 - Sun, Nov 8

1:19 pm - 3:07 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 48mnonstop

2:00 pm - 3:53 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 53mnonstop

$427Lufthansa

Thu, Nov 12 - Mon, Nov 16

1:19 pm - 3:07 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 48mnonstop

9:45 am - 11:48 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

$460United Airlines

Sat, Nov 7 - Sun, Nov 8

1:19 pm - 3:07 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 48mnonstop

2:00 pm - 3:53 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 53mnonstop

$460United Airlines

Sat, Nov 14 - Mon, Nov 16

10:10 pm - 11:54 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 44mnonstop

9:45 am - 11:48 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

$460United Airlines

Tue, Oct 20 - Tue, Oct 27

10:10 pm - 11:54 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 44mnonstop

9:45 am - 11:48 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

$464Air Canada

Thu, Oct 22 - Sat, Oct 31

12:55 pm - 2:29 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

1h 34mnonstop

10:30 am - 12:19 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

1h 49mnonstop

$486Air Canada

Sun, Nov 22 - Wed, Nov 25

12:55 pm - 2:29 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

1h 34mnonstop

10:30 am - 12:19 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

1h 49mnonstop

$530Air Canada

Fri, Jan 29 - Sun, Jan 31

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

Our best Air Canada deals on Washington, D.C. to Ottawa flight tickets

Air Canada

Oct 31

IAD9:55 amWashington, D.C. Dulles Intl

4h 22m

1 stop

YOW2:17 pmOttawa

Oct 31

YOW5:10 pmOttawa

24h 37m

1 stop

IAD5:47 pmWashington, D.C. Dulles Intl

$279

Air Canada

Oct 31

IAD1:19 pmWashington, D.C. Dulles Intl

1h 48m

YOW3:07 pmOttawa

Oct 31

YOW5:10 pmOttawa

24h 37m

1 stop

IAD5:47 pmWashington, D.C. Dulles Intl

$402

Air Canada

Nov 22

DCA8:45 pmWashington, D.C. Reagan-National

4h 55m

1 stop

YOW1:40 amOttawa

Nov 25

YOW9:00 amOttawa

6h 24m

1 stop

DCA3:24 pmWashington, D.C. Reagan-National

$431

Lufthansa flights from Washington, D.C. to Ottawa

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

Lufthansa

Oct 17

IAD12:35 pmWashington, D.C. Dulles Intl

1h 42m

YOW2:17 pmOttawa

Oct 18

YOW6:00 amOttawa

1h 43m

IAD7:43 amWashington, D.C. Dulles Intl

$415

Lufthansa

Nov 5

IAD1:19 pmWashington, D.C. Dulles Intl

1h 48m

YOW3:07 pmOttawa

Nov 8

YOW9:45 amOttawa

2h 03m

IAD11:48 amWashington, D.C. Dulles Intl

$419

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Ottawa

IAD Washington, D.C. Dulles Intl - YOW Ottawa

IADYOW

Washington, D.C. Dulles Intl

Sat 10/31

9:55 am-2:17 pm

1 stop4h 22m

Ottawa

Sat 10/31

5:10 pm-5:47 pm

1 stop24h 37m

$279

Washington, D.C.Ottawa

IAD Washington, D.C. Dulles Intl - YOW Ottawa

IADYOW

Washington, D.C. Dulles Intl

Thu 11/5

11:20 am-4:09 pm

1 stop4h 49m

Ottawa

Sun 11/8

12:15 pm-5:43 pm

1 stop5h 28m

$323

Washington, D.C.Ottawa

IAD Washington, D.C. Dulles Intl - YOW Ottawa

IADYOW

Washington, D.C. Dulles Intl

Mon 10/26

11:20 am-4:09 pm

1 stop4h 49m

Ottawa

Mon 11/2

12:15 pm-5:43 pm

1 stop5h 28m

$326

Washington, D.C.Ottawa

IAD Washington, D.C. Dulles Intl - YOW Ottawa

IADYOW

Washington, D.C. Dulles Intl

Sun 10/25

11:20 am-4:09 pm

1 stop4h 49m

Ottawa

Sun 11/1

12:15 pm-5:43 pm

1 stop5h 28m

$326

Washington, D.C.Ottawa

IAD Washington, D.C. Dulles Intl - YOW Ottawa

IADYOW

Washington, D.C. Dulles Intl

Tue 11/10

6:07 pm-5:20 pm

1 stop23h 13m

Ottawa

Tue 11/17

7:05 am-8:11 pm

1 stop13h 06m

$348

Washington, D.C.Ottawa

IAD Washington, D.C. Dulles Intl - YOW Ottawa

IADYOW

Washington, D.C. Dulles Intl

Thu 10/22

11:25 am-8:02 pm

1 stop8h 37m

Ottawa

Tue 10/27

7:05 am-8:11 pm

1 stop13h 06m

$352

Quickest round-trip

Washington, D.C.Ottawa

DCA Washington, D.C. Reagan-National - YOW Ottawa

DCAYOW

Washington, D.C. Reagan-National

Tue 10/27

6:00 am-11:37 am

1 stop5h 37m

Ottawa

Tue 10/27

6:10 pm-10:38 pm

1 stop4h 28m

$370

Washington, D.C.Ottawa

IAD Washington, D.C. Dulles Intl - YOW Ottawa

IADYOW

Washington, D.C. Dulles Intl

Sat 10/31

1:19 pm-3:07 pm

Nonstop1h 48m

Ottawa

Sat 10/31

5:10 pm-5:47 pm

1 stop24h 37m

$402

Washington, D.C.Ottawa

IAD Washington, D.C. Dulles Intl - YOW Ottawa

IADYOW

Washington, D.C. Dulles Intl

Sat 10/24

8:20 am-5:16 pm

1 stop8h 56m

Ottawa

Sat 10/24

7:30 pm-9:14 pm

Nonstop1h 44m

$437

Washington, D.C.Ottawa

IAD Washington, D.C. Dulles Intl - YOW Ottawa

IADYOW

Washington, D.C. Dulles Intl

Sat 10/24

8:20 am-2:09 pm

1 stop5h 49m

Ottawa

Sat 10/24

6:01 pm-10:59 pm

1 stop4h 58m

$453

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?

Prices are currently low for flights on this route.

Typical prices usually range from $406 to $492.
The lowest price recently found on this route was $279.

What is the cheapest month to fly to Ottawa?

In general, September is the cheapest month to fly from Washington, D.C. to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $434. The month of March is another great option to travel to Ottawa, with average flight prices from Washington, D.C. averaging around $438.

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

The cheapest day to depart from Washington, D.C. to Ottawa is on a Thursday. Travelers who choose to depart for Ottawa on a Thursday will often find tickets for as low as $473. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Ottawa on Monday is $568.

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

In the morning is the cheapest time of day to fly from Washington, D.C. to Ottawa when you can find flight prices for as low as $490. Flying to Ottawa in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $995 on average. Flights to Ottawa from Washington, D.C. in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 4 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.

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

As of September 2026, prices for Washington, D.C. to Ottawa flights are approximately 18% 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

Best Price Found	$142
Fastest flight time	1h 32m
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 $142. The best round-trip flight deal from Washington, D.C. to Ottawa found on momondo in the last 72 hours is $279.

The fastest flight from Washington, D.C. to Ottawa takes 1h 32m

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

There is 1 airport in Ottawa. From Washington, D.C. there are direct flights to Ottawa (YOW).

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Frequently asked questions about flying from Washington, D.C. to Ottawa

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 32m 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?
As of September 2026, there are 3 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. to Ottawa is Embraer 175 (Enhanced Winglets), representing 31.30% of all bookings. The subsequent popular models are Canadair (Bombardier) Regional Jet CRJ-550 at 26.41%, Canadair (Bombardier) Regional Jet 900 at 15.98%, and Boeing 737 MAX 8 at 2.72%.
What is the most popular airline from Washington, D.C. to Ottawa?
Based on momondo bookings for flights between Washington, D.C. and Ottawa, the leading airline is Air Canada, making up 54% of the total bookings. Other popular airlines include United Airlines with 33% and Porter Airlines with 14%.

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 Canada	PriceFrom $187	Free Cancellation	Rating 7.1 11,705 reviews	Search Air Canada flights
United Airlines	PriceFrom $201	Free Cancellation	Rating 7.4 10,259 reviews	Search United Airlines flights
Porter Airlines	PriceFrom $206	Free Cancellation	Rating 8.0 465 reviews	Search Porter Airlines 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 $201. Generally, United Airlines has 30 flights on this route every week with an average price of $540. United Airlines is rated 7.4/10 by our users.
Air Canada Flights From Washington, D.C. to Ottawa
Across 11,706 Air Canada reviews on momondo, the average score is 7.1/10. Air Canada flies from Washington, D.C. to Ottawa about 30 times each week, with ticket deals ranging from $187 to $498. Price data is based on momondo searches in the last 72 hours.

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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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Cheap flights from Washington, D.C. to Ottawa from $142

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 11/11. 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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Air Canada flights from Washington, D.C. to Ottawa

Our best Air Canada deals on Washington, D.C. to Ottawa flight tickets

Lufthansa flights from Washington, D.C. to Ottawa

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

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See travel insights to Ottawa from

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

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?

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

What cabin class options are available on Washington, D.C. to Ottawa flights?

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

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

What airlines fly to Ottawa?

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

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

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

Best Price Found

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Direct flights

Airports in Ottawa

Frequently asked questions about flying 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

Traveling to a place near Ottawa?

Why use momondo?

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

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Airports servicing Ontario

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Cabin classes currently available on flights to Ottawa

List of cabin classes available on flights landing in Ottawa. Availability may vary depending on flight origin and airline.

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