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>

$127 CHEAP FLIGHTS from Washington to Ottawa

YOW

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Flight Deals

Cheap Flights from Washington to Ottawa

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Ottawa that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Ottawa

Mon, Oct 20 - Wed, Oct 22

2:05 pm - 12:40 amSEA-YOW

7h 35m1 stop

6:00 am - 12:59 pmYOW-SEA

9h 59m1 stop

$234WestJet

Find Deal

Tue, Mar 10 - Wed, Mar 11

10:26 pm - 1:18 pmSEA-YOW

11h 52m2 stops

5:14 pm - 10:29 pmYOW-SEA

8h 15m1 stop

$249United Airlines

Find Deal

Tue, Mar 10 - Wed, Mar 11

1:55 pm - 10:07 amSEA-YOW

17h 12m2 stops

2:05 pm - 12:51 amYOW-SEA

13h 46m2 stops

$254United Airlines

Find Deal

Mon, Oct 20 - Thu, Oct 23

2:05 pm - 12:40 amSEA-YOW

7h 35m1 stop

5:55 am - 12:59 pmYOW-SEA

10h 04m2 stops

$258WestJet

Find Deal

Mon, Oct 20 - Wed, Oct 22

8:40 am - 4:19 pmSEA-YOW

28h 39m2 stops

6:00 am - 12:59 pmYOW-SEA

9h 59m1 stop

$260WestJet

Find Deal

Tue, Mar 10 - Wed, Mar 11

11:50 pm - 10:07 amSEA-YOW

7h 17m1 stop

4:10 pm - 10:16 pmYOW-SEA

9h 06m1 stop

$262United Airlines

Find Deal

Wed, Oct 1 - Sat, Oct 4

7:40 pm - 8:23 amPDX-YOW

9h 43m1 stop

6:00 pm - 11:01 pmYOW-PDX

8h 01m1 stop

$303Air Canada

Find Deal

Thu, Nov 6 - Sun, Nov 9

11:34 am - 12:42 amSEA-YOW

34h 08m2 stops

6:00 am - 2:20 pmYOW-SEA

11h 20m1 stop

$359Multiple Airlines

Find Deal

Thu, Nov 6 - Sun, Nov 9

11:10 pm - 2:44 pmSEA-YOW

12h 34m1 stop

6:00 am - 2:20 pmYOW-SEA

11h 20m1 stop

$366Multiple Airlines

Find Deal

Sat, Oct 11 - Wed, Oct 15

12:00 pm - 12:19 amSEA-YOW

9h 19m1 stop

1:55 pm - 9:45 pmYOW-SEA

10h 50m1 stop

$389Air Canada

Find Deal

Cheapest round-trip

$234

Overall average: $526

WestJet

Mon 10/20Wed 10/22

SEA - YOW • 1 stop

Cheapest one-way

$127

Typical prices: $169-221

Air Canada

Thu 10/16

PDX - YOW • 1 stop

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

We hope you love your trip to Ottawa!

Useful Info

Low season	April
High season	July
Cheapest flight	$127

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly and prices are also 10% lower on average.

Flight from Portland 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

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Ottawa

Ottawa (YOW)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

YOW

$127 Find Cheap Flights from Washington to Ottawa

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

Cheap Flights from Washington to Ottawa

Recent round-trip flight deals from Washington to Ottawa

Recent one-way flight deals from Washington to Ottawa

Recent last minute flight deals from Washington to Ottawa

Everything you should know

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