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

Air Canada is the most popular carrier operating from Washington, D.C. Reagan-National to Ottawa

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

Prices for flights from Washington, D.C. Reagan-National Airport to Ottawa Airport were last updated today.

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

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 Washington, D.C. Reagan-National Airport 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.

$174 Cheap Flights from Washington, D.C. Reagan-National Airport to Ottawa in 2026/27

Q: How many flights depart from Washington, D.C. Reagan-National Airport to Ottawa on average per week?

14 flights are operational weekly from Washington, D.C. Reagan-National Airport to Ottawa as of November 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

Q: How many flights depart from Washington, D.C. Reagan-National Airport to Ottawa on average per day?

The number of flights available between Washington, D.C. Reagan-National Airport and Ottawa is 2 per day as of November 2026. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Ottawa

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

1h 34mnonstop

5:40 pm - 9:59 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 19m1 stop Montreal Pierre Elliott Trudeau Intl

$386Air Canada

Tue, Dec 1 - Tue, Dec 8

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

1h 34mnonstop

5:45 am - 10:29 amYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 44m1 stop Montreal Pierre Elliott Trudeau Intl

$388Air Canada

Thu, Dec 10 - Sun, Dec 13

6:00 am - 9:47 amDCA Washington, D.C. Reagan-National-YOW Ottawa

3h 47m1 stop Montreal Pierre Elliott Trudeau Intl

5:45 am - 10:29 amYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 44m1 stop Montreal Pierre Elliott Trudeau Intl

$392Air Canada

Thu, Dec 10 - Sun, Dec 13

11:05 am - 3:57 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

4h 52m1 stop Montreal Pierre Elliott Trudeau Intl

5:40 pm - 9:59 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 19m1 stop Montreal Pierre Elliott Trudeau Intl

$393Air Canada

Tue, Dec 1 - Tue, Dec 8

6:00 am - 9:47 amDCA Washington, D.C. Reagan-National-YOW Ottawa

3h 47m1 stop Montreal Pierre Elliott Trudeau Intl

5:30 am - 3:24 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

9h 54m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$511Multiple Airlines

Sat, Nov 14 - Tue, Nov 17

8:45 am - 2:09 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

5h 24m1 stop Chicago O'Hare Intl

7:50 pm - 10:29 amYOW Ottawa-DCA Washington, D.C. Reagan-National

14h 39m1 stop Montreal Pierre Elliott Trudeau Intl

$537Multiple Airlines

Fri, Dec 4 - Sun, Dec 6

6:00 am - 11:40 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

17h 40m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:30 am - 9:59 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

16h 29m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$558Multiple Airlines

Thu, Nov 26 - Thu, Dec 3

9:05 am - 9:50 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

12h 45m2 stops Newark Toronto Pearson Intl

2:00 pm - 7:58 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

5h 58m1 stop Toronto Pearson Intl

$680United Airlines

Sat, Nov 28 - Sat, Dec 5

1:15 pm - 9:56 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

8h 41m1 stop Newark

6:00 am - 10:24 amYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 24m1 stop Newark

$698United Airlines

Wed, Nov 25 - Sun, Nov 29

2:08 pm - 9:16 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

7h 08m1 stop Chicago O'Hare Intl

6:00 am - 10:24 amYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 24m1 stop Newark

$698United Airlines

Wed, Nov 25 - Sun, Nov 29

Cheap last minute flights

Enter your travel dates to find the best prices.

9:40 am - 3:48 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

6h 08m1 stop Toronto Pearson Intl

5:45 am - 10:24 amYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 39m1 stop Montreal Pierre Elliott Trudeau Intl

$612Air Canada

Thu, Nov 5 - Mon, Nov 9

8:45 pm - 1:40 amDCA Washington, D.C. Reagan-National-YOW Ottawa

4h 55m1 stop Toronto Pearson Intl

5:45 am - 10:24 amYOW Ottawa-DCA Washington, D.C. Reagan-National

4h 39m1 stop Montreal Pierre Elliott Trudeau Intl

$720Air Canada

Thu, Nov 5 - Mon, Nov 9

7:50 am - 5:24 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

9h 34m1 stop Fort Lauderdale

12:50 pm - 7:13 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

6h 23m1 stop Toronto Pearson Intl

$724Multiple Airlines

Sat, Nov 7 - Sun, Nov 8

7:50 am - 5:24 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

9h 34m1 stop Fort Lauderdale

12:50 pm - 7:13 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

6h 23m1 stop Toronto Pearson Intl

$725Multiple Airlines

Sat, Nov 7 - Sun, Nov 8

7:50 am - 5:24 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

9h 34m1 stop Fort Lauderdale

12:50 pm - 7:13 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

6h 23m1 stop Toronto Pearson Intl

$730Multiple Airlines

Sat, Nov 7 - Sun, Nov 8

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

5h 37m1 stop Montreal Pierre Elliott Trudeau Intl

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

1h 49mnonstop

$753Air Canada

Fri, Nov 6 - Sun, Nov 8

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

$756Air Canada

Fri, Nov 6 - Sun, Nov 8

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

$1,254United Airlines

Wed, Nov 4 - Sat, Nov 7

4:05 pm - 9:56 pmDCA Washington, D.C. Reagan-National-YOW Ottawa

5h 51m1 stop Newark

12:10 pm - 7:02 pmYOW Ottawa-DCA Washington, D.C. Reagan-National

6h 52m2 stops Toronto Pearson Intl Newark

$1,329United Airlines

Wed, Nov 4 - Sat, Nov 7

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

$1,335United Airlines

Wed, Nov 4 - Sat, Nov 7

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Air Canada flights from Washington, D.C. Reagan-National Airport to Ottawa

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Ottawa flight tickets

Air Canada

Dec 10

DCA12:55 pmWashington, D.C. Reagan-National

1h 34m

YOW2:29 pmOttawa

Dec 13

YOW5:45 amOttawa

4h 44m

1 stop

DCA10:29 amWashington, D.C. Reagan-National

$388

Air Canada

Dec 10

DCA6:00 amWashington, D.C. Reagan-National

3h 47m

1 stop

YOW9:47 amOttawa

Dec 13

YOW5:45 amOttawa

4h 44m

1 stop

DCA10:29 amWashington, D.C. Reagan-National

$392

Air Canada

Nov 14

DCA6:00 amWashington, D.C. Reagan-National

5h 37m

1 stop

YOW11:37 amOttawa

Nov 17

YOW9:00 amOttawa

6h 24m

1 stop

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

$398

Porter Airlines flights from Washington, D.C. Reagan-National Airport to Ottawa

Our best Porter Airlines deals on Washington, D.C. Reagan-National Airport to Ottawa flight tickets

Porter Airlines

Nov 12

DCA10:16 amWashington, D.C. Reagan-National

7h 36m

1 stop

YOW5:52 pmOttawa

Nov 15

YOW10:15 amOttawa

4h 07m

1 stop

DCA2:22 pmWashington, D.C. Reagan-National

$760

Porter Airlines

Nov 13

DCA10:16 amWashington, D.C. Reagan-National

7h 36m

1 stop

YOW5:52 pmOttawa

Nov 15

YOW10:15 amOttawa

4h 07m

1 stop

DCA2:22 pmWashington, D.C. Reagan-National

$784

Porter Airlines

Nov 14

DCA2:37 pmWashington, D.C. Reagan-National

10h 00m

1 stop

YOW12:37 amOttawa

Nov 15

YOW12:50 pmOttawa

6h 23m

1 stop

DCA7:13 pmWashington, D.C. Reagan-National

$879

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Tue 12/1

12:55 pm-2:29 pm

Nonstop1h 34m

Ottawa

Tue 12/8

5:40 pm-9:59 pm

1 stop4h 19m

$386

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Thu 12/10

12:55 pm-2:29 pm

Nonstop1h 34m

Ottawa

Sun 12/13

5:45 am-10:29 am

1 stop4h 44m

$388

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Thu 12/10

6:00 am-9:47 am

1 stop3h 47m

Ottawa

Sun 12/13

5:45 am-10:29 am

1 stop4h 44m

$392

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Tue 12/1

11:05 am-3:57 pm

1 stop4h 52m

Ottawa

Tue 12/8

5:40 pm-9:59 pm

1 stop4h 19m

$393

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Sat 11/14

6:00 am-9:47 am

1 stop3h 47m

Ottawa

Tue 11/17

5:30 am-3:24 pm

2 stops9h 54m

$511

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Fri 12/4

8:45 am-2:09 pm

1 stop5h 24m

Ottawa

Sun 12/6

7:50 pm-10:29 am

1 stop14h 39m

$537

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Thu 11/26

6:00 am-11:40 pm

2 stops17h 40m

Ottawa

Thu 12/3

5:30 am-9:59 pm

2 stops16h 29m

$558

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Sat 11/28

9:05 am-9:50 pm

2 stops12h 45m

Ottawa

Sat 12/5

2:00 pm-7:58 pm

1 stop5h 58m

$680

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Wed 11/25

1:15 pm-9:56 pm

1 stop8h 41m

Ottawa

Sun 11/29

6:00 am-10:24 am

1 stop4h 24m

$698

Washington, D.C.Ottawa

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

DCAYOW

Washington, D.C. Reagan-National

Wed 11/25

2:08 pm-9:16 pm

1 stop7h 08m

Ottawa

Sun 11/29

6:00 am-10:24 am

1 stop4h 24m

$698

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. Reagan-National Airport 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. Reagan-National Airport and Ottawa?

Prices are currently low for flights on this route.

Typical prices usually range from $470 to $618.
The lowest price recently found on this route was $386.

What is the cheapest month to fly to Ottawa?

In general, August is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $377. The month of October is another great option to travel to Ottawa, with average flight prices from Washington, D.C. Reagan-National Airport averaging around $393.

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

The cheapest day to depart from Washington, D.C. Reagan-National Airport to Ottawa is on a Thursday. Travelers who choose to depart for Ottawa on a Thursday will often find tickets for as low as $470. 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 $570.

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

At noon is the cheapest time of day to fly from Washington, D.C. Reagan-National Airport to Ottawa when you can find flight prices for as low as $459. Flying to Ottawa at noon 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 $1,104 on average. Flights to Ottawa from Washington, D.C. Reagan-National Airport 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. Reagan-National to Ottawa flight route?

Fly from Washington, D.C. Reagan-National to Ottawa for the best Washington, D.C. Reagan-National - Ottawa flight prices

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

There are 3 cabin classes available to choose from on Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Ottawa flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. Reagan-National Airport to Ottawa.

How have Washington, D.C. Reagan-National Airport to Ottawa flight prices changed over time?

As of November 2026, prices for Washington, D.C. Reagan-National Airport to Ottawa flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Reagan-National Airport to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Ottawa (DCA to YOW) flight deals and tips

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

Best Price Found	$174
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. Reagan-National Airport in the past 72 hours is $174. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Ottawa found on momondo in the last 72 hours is $386.

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

Direct flights go from Washington, D.C. Reagan-National Airport to Ottawa every day.

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

Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Ottawa

How far is Washington, D.C. Reagan-National to Ottawa by plane?
There are 458.3 mi between Washington, D.C. Reagan-National and Ottawa. Flights usually cover this in 1h 32m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Ottawa Airport?
Prices for flights from Washington, D.C. Reagan-National Airport to Ottawa Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Ottawa Airport?
The number of operators available for flights from Washington, D.C. Reagan-National Airport to Ottawa Airport is 2 as of November 2026.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Ottawa Airport?
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 Washington, D.C. Reagan-National Airport 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. Reagan-National Airport to Ottawa?
Based on momondo bookings for flights between Washington, D.C. Reagan-National Airport and Ottawa, the leading plane model is Embraer 175 (Enhanced Winglets), making up 29.91% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 900 with 22.79%, Canadair (Bombardier) Regional Jet CRJ-550 with 17.66%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 5.13%.
What is the most popular airline from Washington, D.C. Reagan-National Airport to Ottawa?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Washington, D.C. Reagan-National Airport to Ottawa is Air Canada (80% of total bookings). The next most popular airline is United Airlines (20%).

Best airlines flying from Washington, D.C. Reagan-National Airport to Ottawa

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $187	Free Cancellation	Rating 7.1 11,847 reviews		Search Air Canada flights
United Airlines	PriceFrom $201	Free Cancellation	Rating 7.3 10,460 reviews		Search United Airlines flights

United Airlines Flights From Washington, D.C. Reagan-National Airport to Ottawa
United Airlines operates around 7 flights from Washington, D.C. Reagan-National Airport to Ottawa every week. The average price of these flights found in the last 72 hours has been $514, but momondo users have found United Airlines deals from Washington, D.C. Reagan-National Airport to Ottawa from as low as $201 round-trip. United Airlines has been scored 7.3/10 in 10,460 reviews.
Air Canada Flights From Washington, D.C. Reagan-National Airport to Ottawa
Air Canada (7.1/10 from 11,847 reviews) operates around 7 flights from Washington, D.C. Reagan-National Airport to Ottawa in any given week. The average Air Canada airfare for this route is around $470, with deals from around $187 rare but found on momondo. Referenced prices are for round-trip Washington, D.C. Reagan-National Airport to Ottawa flight searches in the last 72 hours.

Gatineau

Brockville

Pembroke

Calabogie

Prescott

Petawawa

Smiths Falls

Perth

Wakefield

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Ottawa for you.

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

Flights from Washington, D.C. to Ottawa 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 Washington, D.C. to Ottawa?

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 Ottawa from Washington, D.C..

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

Of course. momondo tracks the price of Washington, D.C. to Ottawa flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Washington, D.C. Reagan-National Airport to Ottawa from $174

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Air Canada flights from Washington, D.C. Reagan-National Airport to Ottawa

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Ottawa flight tickets

Porter Airlines flights from Washington, D.C. Reagan-National Airport to Ottawa

Our best Porter Airlines deals on Washington, D.C. Reagan-National Airport to Ottawa flight tickets

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

See travel insights to Ottawa from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Ottawa

What is the typical price of a round-trip flight between Washington, D.C. Reagan-National Airport 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. Reagan-National to Ottawa flight route?

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

Can stopping save me money on Washington, D.C. Reagan-National Airport to Ottawa flights?

How have Washington, D.C. Reagan-National Airport to Ottawa flight prices changed over time?

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

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

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

When to book flights from Washington, D.C. Reagan-National Airport to Ottawa

Cheap Washington, D.C. Reagan-National Airport to Ottawa (DCA to YOW) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Ottawa

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Ottawa

Best airlines flying from Washington, D.C. Reagan-National Airport to Ottawa

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport 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

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

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

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