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

Porter Airlines, Air Canada, and American Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to 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. Dulles Intl Airport according to our data. Air Canada is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Ottawa. Keep in mind that there are 3 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Ottawa Airport?

Prices for flights from Washington, D.C. Dulles Intl Airport to Ottawa Airport were last updated today.

How old do you have to be to fly from Washington, D.C. Dulles Intl 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. Dulles Intl 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.

$145 Cheap Flights from Washington, D.C. Dulles Intl Airport to Ottawa in 2026

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

As of September 2026, 9 flights take off from Washington, D.C. Dulles Intl Airport and land in Ottawa each day. The most common flight departure time for this route is 5:00PM, with 55% of daily flights taking off in the afternoon.

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

As of September 2026, there are 63 flights per week flying from Washington, D.C. Dulles Intl Airport to Ottawa. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:45 pm - 10:10 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

6h 25m1 stop Montreal Pierre Elliott Trudeau Intl

9:55 am - 4:42 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

6h 47m1 stop Toronto Island

$301Air Canada

Tue, Oct 13 - Wed, Oct 14

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

$320Porter Airlines

Fri, Oct 16 - Sun, Oct 18

6:13 pm - 12:20 amIAD Washington, D.C. Dulles Intl-YOW Ottawa

30h 07m2 stops Fort Lauderdale Toronto Pearson Intl

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

13h 06m1 stop Fort Lauderdale

$323Multiple Airlines

Wed, Oct 7 - Wed, Nov 4

6:13 pm - 12:20 amIAD Washington, D.C. Dulles Intl-YOW Ottawa

30h 07m2 stops Fort Lauderdale Toronto Pearson Intl

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

13h 06m1 stop Fort Lauderdale

$328Multiple Airlines

Wed, Oct 7 - Wed, Nov 4

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

$331Porter 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

$331Porter Airlines

Thu, Oct 29 - Sun, Nov 1

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

4h 32m1 stop Toronto Island

11:15 am - 2:57 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

3h 42m1 stop Montreal Pierre Elliott Trudeau Intl

$354Air Canada

Mon, Oct 19 - Wed, Oct 21

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

4h 32m1 stop Toronto Island

2:50 pm - 7:00 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 10m1 stop Montreal Pierre Elliott Trudeau Intl

$354Air Canada

Wed, Oct 7 - Wed, Oct 14

6:05 am - 1:11 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

7h 06m1 stop Newark

4:42 pm - 12:38 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

7h 56m1 stop Chicago O'Hare Intl

$481United Airlines

Wed, Dec 30 - Wed, Dec 30

6:05 am - 1:11 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

7h 06m1 stop Newark

4:42 pm - 12:38 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

7h 56m1 stop Chicago O'Hare Intl

$481United Airlines

Thu, Dec 31 - Thu, Dec 31

Cheap last minute flights

Enter your travel dates to find the best prices.

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

4h 32m1 stop Toronto Island

11:15 am - 3:00 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

3h 45m1 stop Montreal Pierre Elliott Trudeau Intl

$433Air Canada

Fri, Sep 18 - Fri, Oct 2

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

4h 32m1 stop Toronto Island

11:15 am - 3:00 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

3h 45m1 stop Montreal Pierre Elliott Trudeau Intl

$487Air Canada

Fri, Sep 18 - Fri, Oct 2

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

4h 32m1 stop Toronto Island

11:15 am - 3:00 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

3h 45m1 stop Montreal Pierre Elliott Trudeau Intl

$488Air Canada

Fri, Sep 18 - Fri, Oct 2

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

4h 32m1 stop Toronto Island

2:45 pm - 7:00 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

4h 15m1 stop Montreal Pierre Elliott Trudeau Intl

$492Air Canada

Wed, Sep 16 - Tue, Sep 22

11:25 am - 7:07 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

7h 42m1 stop Toronto Island

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

4h 30m1 stop Toronto Island

$598Porter Airlines

Sat, Sep 19 - Mon, Sep 21

11:25 am - 7:07 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

7h 42m1 stop Toronto Island

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

13h 09m1 stop Fort Lauderdale

$623Multiple Airlines

Sat, Sep 19 - Mon, Sep 21

6:13 pm - 3:07 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

20h 54m1 stop Fort Lauderdale

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

13h 09m1 stop Fort Lauderdale

$672Multiple Airlines

Fri, Sep 18 - Mon, Sep 21

11:25 am - 8:00 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

8h 35m1 stop Toronto Island

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

13h 09m2 stops Toronto Pearson Intl Fort Lauderdale

$673Multiple Airlines

Fri, Sep 18 - Sun, Sep 20

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

4h 12m1 stop Toronto Island

8:00 am - 3:10 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

7h 10m1 stop Toronto Island

$717Porter Airlines

Fri, Sep 18 - Mon, Sep 28

3:50 pm - 9:42 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

5h 52m1 stop Toronto Island

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

4h 30m1 stop Toronto Island

$743Porter Airlines

Thu, Sep 17 - Fri, Sep 18

Cheap direct flights

Enter your travel dates to find the best prices.

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

1h 44mnonstop

10:00 am - 11:44 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 44mnonstop

$435Air Canada

Fri, Oct 9 - Sun, Oct 11

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

1h 44mnonstop

2:52 pm - 4:35 pmYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 43mnonstop

$435Air Canada

Mon, Oct 19 - Wed, Oct 21

5:37 pm - 7:27 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 50mnonstop

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

1h 53mnonstop

$435Air Canada

Mon, Dec 7 - Fri, Dec 11

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

1h 42mnonstop

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

1h 44mnonstop

$435Air Canada

Sat, Oct 3 - Mon, Oct 5

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

1h 44mnonstop

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

1h 43mnonstop

$497Lufthansa

Sat, Oct 10 - Mon, Oct 12

5:37 pm - 7:27 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 50mnonstop

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

2h 03mnonstop

$514United Airlines

Wed, Oct 28 - Wed, Nov 4

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

$514United Airlines

Tue, Nov 3 - Thu, Nov 5

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

1h 44mnonstop

10:00 am - 11:44 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 44mnonstop

$514United Airlines

Mon, Oct 19 - Fri, Oct 23

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

1h 44mnonstop

10:00 am - 11:44 amYOW Ottawa-IAD Washington, D.C. Dulles Intl

1h 44mnonstop

$546Multiple Airlines

Fri, Oct 9 - Sun, Oct 11

5:15 pm - 6:55 pmIAD Washington, D.C. Dulles Intl-YOW Ottawa

1h 40mnonstop

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

1h 43mnonstop

$588Multiple Airlines

Fri, Oct 2 - Sun, Oct 4

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Porter Airlines flights from Washington, D.C. Dulles Intl Airport to Ottawa

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

Porter Airlines

Oct 16

IAD11:25 amWashington, D.C. Dulles Intl

6h 27m

1 stop

YOW5:52 pmOttawa

Oct 18

YOW10:40 amOttawa

4h 30m

1 stop

IAD3:10 pmWashington, D.C. Dulles Intl

$320

Porter Airlines

Oct 26

IAD11:20 amWashington, D.C. Dulles Intl

4h 49m

1 stop

YOW4:09 pmOttawa

Nov 2

YOW12:15 pmOttawa

5h 28m

1 stop

IAD5:43 pmWashington, D.C. Dulles Intl

$331

Porter Airlines

Oct 11

IAD3:50 pmWashington, D.C. Dulles Intl

5h 52m

1 stop

YOW9:42 pmOttawa

Oct 18

YOW10:40 amOttawa

4h 30m

1 stop

IAD3:10 pmWashington, D.C. Dulles Intl

$344

Air Canada flights from Washington, D.C. Dulles Intl Airport to Ottawa

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

Air Canada

Oct 13

IAD3:45 pmWashington, D.C. Dulles Intl

6h 25m

1 stop

YOW10:10 pmOttawa

Oct 14

YOW9:55 amOttawa

6h 47m

1 stop

IAD4:42 pmWashington, D.C. Dulles Intl

$301

Air Canada

Oct 6

IAD5:20 pmWashington, D.C. Dulles Intl

4h 32m

1 stop

YOW9:52 pmOttawa

Oct 15

YOW11:15 amOttawa

3h 42m

1 stop

IAD2:57 pmWashington, D.C. Dulles Intl

$354

Air Canada

Nov 4

IAD5:20 pmWashington, D.C. Dulles Intl

4h 32m

1 stop

YOW9:52 pmOttawa

Nov 7

YOW10:05 amOttawa

5h 40m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

$359

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport 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

Tue 10/13

3:45 pm-10:10 pm

1 stop6h 25m

Ottawa

Wed 10/14

9:55 am-4:42 pm

1 stop6h 47m

$301

Washington, D.C.Ottawa

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

IADYOW

Washington, D.C. Dulles Intl

Fri 10/16

11:25 am-5:52 pm

1 stop6h 27m

Ottawa

Sun 10/18

10:40 am-3:10 pm

1 stop4h 30m

$320

Washington, D.C.Ottawa

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

IADYOW

Washington, D.C. Dulles Intl

Wed 10/7

6:13 pm-12:20 am

2 stops30h 07m

Ottawa

Wed 11/4

7:05 am-8:11 pm

1 stop13h 06m

$323

Washington, D.C.Ottawa

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

IADYOW

Washington, D.C. Dulles Intl

Wed 10/7

6:13 pm-12:20 am

2 stops30h 07m

Ottawa

Wed 11/4

7:05 am-8:11 pm

1 stop13h 06m

$328

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

$331

Washington, D.C.Ottawa

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

IADYOW

Washington, D.C. Dulles Intl

Thu 10/29

11:20 am-4:09 pm

1 stop4h 49m

Ottawa

Sun 11/1

12:15 pm-5:43 pm

1 stop5h 28m

$331

Quickest round-trip

Washington, D.C.Ottawa

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

IADYOW

Washington, D.C. Dulles Intl

Mon 10/19

5:20 pm-9:52 pm

1 stop4h 32m

Ottawa

Wed 10/21

11:15 am-2:57 pm

1 stop3h 42m

$354

Washington, D.C.Ottawa

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

IADYOW

Washington, D.C. Dulles Intl

Wed 10/7

5:20 pm-9:52 pm

1 stop4h 32m

Ottawa

Wed 10/14

2:50 pm-7:00 pm

1 stop4h 10m

$354

Washington, D.C.Ottawa

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

IADYOW

Washington, D.C. Dulles Intl

Wed 12/30

6:05 am-1:11 pm

1 stop7h 06m

Ottawa

Wed 12/30

4:42 pm-12:38 am

1 stop7h 56m

$481

Washington, D.C.Ottawa

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

IADYOW

Washington, D.C. Dulles Intl

Thu 12/31

6:05 am-1:11 pm

1 stop7h 06m

Ottawa

Thu 12/31

4:42 pm-12:38 am

1 stop7h 56m

$481

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. Dulles Intl 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. Dulles Intl Airport and Ottawa?

Prices are currently low for flights on this route.

Typical prices usually range from $396 to $768.
The lowest price recently found on this route was $301.

What is the cheapest month to fly to Ottawa?

In general, December is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $358. The month of January is another great option to travel to Ottawa, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $360.

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

The cheapest day to depart from Washington, D.C. Dulles Intl 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 $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. Dulles Intl Airport to Ottawa when you can find flight prices for as low as $486. 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 $983 on average. Flights to Ottawa from Washington, D.C. Dulles Intl 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. Dulles Intl to Ottawa flight route?

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

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

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl 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. Dulles Intl Airport to Ottawa flights?

You could potentially save up to 38% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Ottawa flight.

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

As of September 2026, prices for Washington, D.C. Dulles Intl Airport to Ottawa flights are approximately 34% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Ottawa

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

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

Best Price Found	$145
Fastest flight time	1h 40m
Direct flights	Every day
Airports in Ottawa	1 airport

The best one-way flight to Ottawa from Washington, D.C. Dulles Intl Airport in the past 72 hours is $145. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Ottawa found on momondo in the last 72 hours is $301.

The fastest flight from Washington, D.C. Dulles Intl Airport to Ottawa takes 1h 40m

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

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

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

How far is Washington, D.C. Dulles Intl to Ottawa by plane?
There are 455.4 mi between Washington, D.C. Dulles Intl and Ottawa. By plane, this route typically takes 1h 40m.
When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Ottawa Airport?
Prices for flights from Washington, D.C. Dulles Intl Airport to Ottawa Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Ottawa Airport?
There are 3 operators available for flights from Washington, D.C. Dulles Intl Airport to Ottawa Airport as of September 2026.
How old do you have to be to fly from Washington, D.C. Dulles Intl 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. Dulles Intl 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. Dulles Intl Airport to Ottawa?
Based on momondo bookings for flights between Washington, D.C. Dulles Intl Airport and Ottawa, the leading plane model is Embraer 175 (Enhanced Winglets), making up 32.83% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet CRJ-550 with 30.08%, Canadair (Bombardier) Regional Jet 900 with 9.27%, and Boeing 737-700 Passenger/BBJ1 (winglets) with 2.26%.
What is the most popular airline from Washington, D.C. Dulles Intl Airport to Ottawa?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. Dulles Intl Airport to Ottawa is United Airlines, representing 51% of all bookings. The subsequent popular airlines are Air Canada at 26% and Porter Airlines at 23%.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Ottawa

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
Porter Airlines	PriceFrom $169	Free Cancellation	Rating 8.0 460 reviews	Search Porter Airlines flights
Air Canada	PriceFrom $206	Free Cancellation	Rating 7.1 11,621 reviews	Search Air Canada flights
United Airlines	PriceFrom $230	Free Cancellation	Rating 7.4 10,213 reviews	Search United Airlines flights

United Airlines Flights From Washington, D.C. Dulles Intl Airport to Ottawa
Across 28 United Airlines flights from Washington, D.C. Dulles Intl Airport to Ottawa this week, the average price was $514, with the best United Airlines deals starting from $230 round-trip. 10,214 users have rated United Airlines on momondo, with an average score of 7.4/10.
Air Canada Flights From Washington, D.C. Dulles Intl Airport to Ottawa
Across 11,620 Air Canada reviews on momondo, the average score is 7.1/10. Air Canada flies from Washington, D.C. Dulles Intl Airport to Ottawa about 28 times each week, with ticket deals ranging from $206 to $523. Price data is based on momondo searches in the last 72 hours.

Gatineau

Brockville

Pembroke

Petawawa

Calabogie

Smiths Falls

Perth

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?

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 all potential Washington, D.C. to Ottawa 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 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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Porter Airlines flights from Washington, D.C. Dulles Intl Airport to Ottawa

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

Air Canada flights from Washington, D.C. Dulles Intl Airport to Ottawa

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

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

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

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