How does KAYAK find such low prices on flights from Washington to Ottawa?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Ottawa. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Ottawa?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to Ottawa?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ottawa with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Ottawa?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ottawa from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$124 CHEAP FLIGHTS from Washington to Ottawa

YOW

KAYAK searches hundreds of travel sites at once for deals on flights to Ottawa

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$309

Overall average: $449

WestJet

Mon 5/25Thu 5/28

SEA - YOW • 1 stop

Cheapest one-way

$124

Typical prices: $173-$216

WestJet

Sat 5/30

SEA - YOW • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Ottawa!

Flight Deals

Cheap Flights from Washington to Ottawa

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Washington to Ottawa

Mon, May 25 - Thu, May 28

7:35 pm - 5:40 am

SEA

YOW

7h 05m

1 stop

12:25 pm - 6:45 pm

YOW

SEA

9h 20m

2 stops

$309WestJet

Wed, May 20 - Mon, May 25

7:35 pm - 5:40 am

SEA

YOW

7h 05m

1 stop

6:15 pm - 9:40 am

YOW

SEA

18h 25m

2 stops

$312WestJet

Wed, May 20 - Mon, May 25

7:35 pm - 12:20 am

SEA

YOW

25h 45m

2 stops

6:15 pm - 6:45 pm

YOW

SEA

27h 30m

2 stops

$317WestJet

Mon, May 25 - Thu, May 28

7:35 pm - 5:35 pm

SEA

YOW

19h 00m

2 stops

6:15 pm - 9:40 am

YOW

SEA

18h 25m

2 stops

$318WestJet

Thu, Jun 18 - Mon, Jun 22

7:00 am - 5:20 pm

SEA

YOW

7h 20m

1 stop

1:20 pm - 6:45 pm

YOW

SEA

8h 25m

1 stop

$319WestJet

Mon, May 25 - Thu, May 28

7:35 pm - 5:40 am

SEA

YOW

7h 05m

1 stop

4:15 pm - 9:40 am

YOW

SEA

20h 25m

1 stop

$320WestJet

Tue, Jun 2 - Tue, Jun 9

2:30 pm - 5:20 pm

PDX

YOW

23h 50m

1 stop

7:20 am - 1:50 pm

YOW

PDX

9h 30m

1 stop

$344WestJet

Fri, Jul 10 - Sat, Aug 15

7:35 pm - 5:40 am

SEA

YOW

7h 05m

1 stop

1:20 pm - 9:00 pm

YOW

SEA

10h 40m

1 stop

$346WestJet

Wed, May 27 - Sat, May 30

5:00 am - 12:20 am

PDX

YOW

16h 20m

2 stops

7:30 am - 1:50 pm

YOW

PDX

9h 20m

1 stop

$428Multiple Airlines

Tue, May 19 - Tue, May 26

9:46 pm - 4:53 pm

PDX

YOW

16h 07m

1 stop

5:55 am - 1:50 pm

YOW

PDX

10h 55m

2 stops

$443Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$124

Best time to beat the crowds with an average 6% drop in price.

Most popular time to fly and prices are also 4% lower on average.

Flight from Seattle to Ottawa

How does KAYAK find such low prices on flights from Washington to Ottawa?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Ottawa.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Ottawa?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Ottawa?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ottawa with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Ottawa?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ottawa from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Perth

Smiths Falls

Wakefield

Calabogie

Lanark

Ingleside

Everything you need to know for your flight to Ottawa

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Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Ottawa

Ottawa (YOW)

YOW

$124 Find Cheap Flights from Washington to Ottawa

KAYAK searches hundreds of travel sites at once for deals on flights to Ottawa

Everything you should know

Cheap Flights from Washington to Ottawa

Recent round-trip flight deals from Washington to Ottawa

Recent one-way flight deals from Washington to Ottawa

Good to know

FAQs for booking flights from Washington to Ottawa

How does KAYAK find such low prices on flights from Washington to Ottawa?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Ottawa.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Ottawa?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Ottawa?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ottawa with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Ottawa?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ottawa from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Ottawa?

Everything you need to know for your flight to Ottawa

Information on the airport you'll fly into in Ottawa

Cabin class types available on flights to Washington

Complete your trip to Ottawa with a hotel stay or car rental

Find direct flights for Ottawa

Flights to other popular destinations

Flights from domestic origins to Ottawa

Choose which airport to fly into in Ottawa

Find deals for your return flight