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

Air Canada and American Airlines are the most popular carriers 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.

$114 Cheap Flights from Washington, D.C. Reagan-National Airport to Ottawa in 2026

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

12 flights are operational weekly from Washington, D.C. Reagan-National Airport to Ottawa as of July 2026. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

Q: 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 $440 to $567. The lowest price recently found on this route was $386.

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 1 per day as of July 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.

12:40 pm - 2:12 pm

DCA

YOW

1h 32mnonstop

10:25 am - 12:00 pm

YOW

DCA

1h 35mnonstop

$386Air Canada

Wed, Sep 16 - Tue, Sep 22

6:00 am - 10:33 am

DCA

YOW

4h 33m

1 stop

10:25 am - 12:00 pm

YOW

DCA

1h 35mnonstop

$395Air Canada

Wed, Sep 16 - Tue, Sep 22

12:40 pm - 2:10 pm

DCA

YOW

1h 30mnonstop

10:25 am - 12:00 pm

YOW

DCA

1h 35mnonstop

$396Air Canada

Sat, Oct 10 - Mon, Oct 12

6:59 am - 11:15 am

DCA

YOW

4h 16m

1 stop

6:05 am - 9:35 am

YOW

DCA

3h 30m

1 stop

$399Air Canada

Sat, Aug 8 - Sun, Aug 9

6:59 am - 11:15 am

DCA

YOW

4h 16m

1 stop

10:25 am - 12:00 pm

YOW

DCA

1h 35mnonstop

$400Air Canada

Thu, Aug 6 - Thu, Aug 13

9:40 am - 1:54 pm

DCA

YOW

4h 14m

1 stop

5:50 pm - 9:50 pm

YOW

DCA

4h 00m

1 stop

$403Air Canada

Wed, Sep 16 - Tue, Sep 22

6:00 am - 11:30 am

DCA

YOW

5h 30m

1 stop

10:30 am - 12:19 pm

YOW

DCA

1h 49mnonstop

$405Air Canada

Wed, Aug 5 - Sat, Dec 12

12:40 pm - 2:11 pm

DCA

YOW

1h 31mnonstop

10:25 am - 12:00 pm

YOW

DCA

1h 35mnonstop

$406Air Canada

Sat, Aug 8 - Sun, Aug 9

6:59 am - 11:15 am

DCA

YOW

4h 16m

1 stop

6:00 am - 10:18 am

YOW

DCA

4h 18m

1 stop

$408Air Canada

Sat, Jul 25 - Wed, Jul 29

6:00 am - 9:39 am

DCA

YOW

3h 39m

1 stop

5:45 am - 10:29 am

YOW

DCA

4h 44m

1 stop

$409Air Canada

Wed, Aug 5 - Sat, Dec 12

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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

Sep 16

DCA12:40 pmWashington, D.C. Reagan-National

1h 32m

YOW2:12 pmOttawa

Sep 22

YOW10:25 amOttawa

1h 35m

DCA12:00 pmWashington, D.C. Reagan-National

$386

Air Canada

Sep 16

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

4h 33m

1 stop

YOW10:33 amOttawa

Sep 22

YOW10:25 amOttawa

1h 35m

DCA12:00 pmWashington, D.C. Reagan-National

$395

Air Canada

Oct 10

DCA12:40 pmWashington, D.C. Reagan-National

1h 30m

YOW2:10 pmOttawa

Oct 12

YOW10:25 amOttawa

1h 35m

DCA12:00 pmWashington, D.C. Reagan-National

$396

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

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

American Airlines

Sep 16

DCA6:09 amWashington, D.C. Reagan-National

8h 46m

2 stops

YOW2:55 pmOttawa

Sep 22

YOW7:00 amOttawa

5h 44m

1 stop

DCA12:44 pmWashington, D.C. Reagan-National

$476

American Airlines

Sep 16

DCA6:09 amWashington, D.C. Reagan-National

8h 46m

2 stops

YOW2:55 pmOttawa

Sep 22

YOW7:00 amOttawa

5h 44m

1 stop

DCA12:44 pmWashington, D.C. Reagan-National

$477

American Airlines

Jul 25

DCA7:07 pmWashington, D.C. Reagan-National

19h 48m

2 stops

YOW2:55 pmOttawa

Jul 29

YOW7:00 amOttawa

5h 49m

1 stop

DCA12:49 pmWashington, D.C. Reagan-National

$558

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

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 9/16

12:40 pm-2:12 pm

Nonstop1h 32m

Ottawa

Tue 9/22

10:25 am-12:00 pm

Nonstop1h 35m

$386

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 9/16

6:00 am-10:33 am

1 stop4h 33m

Ottawa

Tue 9/22

10:25 am-12:00 pm

Nonstop1h 35m

$395

Quickest round-trip

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 10/10

12:40 pm-2:10 pm

Nonstop1h 30m

Ottawa

Mon 10/12

10:25 am-12:00 pm

Nonstop1h 35m

$396

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 8/8

6:59 am-11:15 am

1 stop4h 16m

Ottawa

Sun 8/9

6:05 am-9:35 am

1 stop3h 30m

$399

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Thu 8/6

6:59 am-11:15 am

1 stop4h 16m

Ottawa

Thu 8/13

10:25 am-12:00 pm

Nonstop1h 35m

$400

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 9/16

9:40 am-1:54 pm

1 stop4h 14m

Ottawa

Tue 9/22

5:50 pm-9:50 pm

1 stop4h 00m

$403

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 8/5

6:00 am-11:30 am

1 stop5h 30m

Ottawa

Sat 12/12

10:30 am-12:19 pm

Nonstop1h 49m

$405

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 8/8

12:40 pm-2:11 pm

Nonstop1h 31m

Ottawa

Sun 8/9

10:25 am-12:00 pm

Nonstop1h 35m

$406

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Sat 7/25

6:59 am-11:15 am

1 stop4h 16m

Ottawa

Wed 7/29

6:00 am-10:18 am

1 stop4h 18m

$408

Washington, D.C.Ottawa

DCA - YOW

DCAYOW

Washington, D.C. Reagan-National

Wed 8/5

6:00 am-9:39 am

1 stop3h 39m

Ottawa

Sat 12/12

5:45 am-10:29 am

1 stop4h 44m

$409

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?

What is the cheapest month to fly to Ottawa?

In general, November 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 $0. The month of March is another great option to travel to Ottawa, with average flight prices from Washington, D.C. Reagan-National Airport averaging around $424.

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 Wednesday. Travelers who choose to depart for Ottawa on a Wednesday will often find tickets for as low as $472. 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. Reagan-National Airport to Ottawa when you can find flight prices for as low as $484. 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 $1,105 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 4 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 July 2026, prices for Washington, D.C. Reagan-National Airport 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. 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	$273
Fastest flight time	1h 30m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
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 $273. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Ottawa found on momondo in the last 72 hours is $424.

The fastest flight from Washington, D.C. Reagan-National Airport to Ottawa takes 1h 30m

Direct flights go from Washington, D.C. Reagan-National Airport to Ottawa on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Air Canada.

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 30m, 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 July 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 20.59% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet CRJ-550 with 19.50%, Canadair (Bombardier) Regional Jet 900 with 12.79%, and Boeing 737-800 with 12.32%.
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 (81% of total bookings). The next most popular airline is United Airlines (19%).

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 $203	Free Cancellation	Rating 7.1 11,334 reviews		Search Air Canada flights
United Airlines	PriceFrom $218	Free Cancellation	Rating 7.4 9,985 reviews		Search United Airlines flights

United Airlines Flights From Washington, D.C. Reagan-National Airport to Ottawa
United Airlines operates around 6 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 $567, but momondo users have found United Airlines deals from Washington, D.C. Reagan-National Airport to Ottawa from as low as $218 round-trip. United Airlines has been scored 7.4/10 in 9,985 reviews.
Air Canada Flights From Washington, D.C. Reagan-National Airport to Ottawa
Air Canada (7.1/10 from 11,334 reviews) operates around 6 flights from Washington, D.C. Reagan-National Airport to Ottawa in any given week. The average Air Canada airfare for this route is around $471, with deals from around $203 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

Pembroke

Brockville

Petawawa

Perth

Calabogie

Smiths Falls

Prescott

Wakefield

Why use momondo?

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 $167

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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

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

Our best American 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

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

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

United Airlines Flights From Washington, D.C. Reagan-National Airport to Ottawa

Air Canada Flights From Washington, D.C. Reagan-National Airport to Ottawa

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An easier way to manage your Ottawa trip

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