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>

$116 CHEAP FLIGHTS from Washington to Ottawa

YOW

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

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Cheap Flight Deals 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.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Ottawa

KAYAK's recommended round-trip deals from the most popular airlines that fly from Washington to Ottawa.

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

Choose your dates

7:05 am - 6:21 pmSEA-YOW

8h 16m1 stop

6:00 am - 12:58 pmYOW-SEA

9h 58m1 stop

$269WestJet

Find Deal

Thu, May 29 - Tue, Jun 3

7:05 am - 6:21 pmSEA-YOW

8h 16m1 stop

3:45 pm - 8:28 pmYOW-SEA

7h 43m1 stop

$273WestJet

Find Deal

Sun, Jun 1 - Sat, Jun 7

7:05 am - 6:21 pmSEA-YOW

8h 16m1 stop

5:55 am - 12:58 pmYOW-SEA

10h 03m2 stops

$283WestJet

Find Deal

Thu, May 29 - Tue, Jun 3

7:05 am - 6:21 pmSEA-YOW

8h 16m1 stop

3:35 pm - 2:25 pmYOW-SEA

25h 50m2 stops

$293

Find Deal

Thu, May 29 - Tue, Jun 3

7:05 am - 12:40 amSEA-YOW

14h 35m2 stops

7:50 am - 12:58 pmYOW-SEA

8h 08m1 stop

$297

Find Deal

Mon, Apr 28 - Mon, May 5

5:35 am - 4:19 pmSEA-YOW

7h 44m1 stop

2:35 pm - 7:37 pmYOW-SEA

8h 02m1 stop

$416Air Canada

Find Deal

Wed, May 7 - Thu, May 15

5:35 am - 7:26 pmSEA-YOW

10h 51m2 stops

6:00 pm - 10:13 pmYOW-SEA

7h 13m1 stop

$421Air Canada

Find Deal

Wed, May 7 - Thu, May 15

5:15 am - 9:35 pmSEA-YOW

13h 20m2 stops

6:30 am - 11:03 pmYOW-SEA

19h 33m2 stops

$474United Airlines

Find Deal

Wed, May 7 - Thu, May 15

11:11 pm - 1:10 pmSEA-YOW

10h 59m2 stops

6:30 am - 10:59 pmYOW-SEA

19h 29m2 stops

$537United Airlines

Find Deal

Sat, Jun 21 - Sat, Jun 28

12:20 pm - 6:45 amSEA-YOW

15h 25m2 stops

5:55 am - 5:49 pmYOW-SEA

14h 54m2 stops

$761Delta

Find Deal

Sat, Jun 21 - Mon, Jun 30

Low season	January
High season	August
Cheapest flight	$116

Best time to beat the crowds with an average 8% drop in price.

Most popular time to fly with an average 10% increase in price.

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.

See more FAQs

Perth

Wakefield

Everything you need to know for your flight to Ottawa

Information on the airport you'll fly into in Ottawa

Ottawa (YOW)

YOW

$116 Find Cheap Flights from Washington to Ottawa

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ottawa departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

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

Cheap Flight Deals 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

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Washington to Ottawa

How does KAYAK find such low prices 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?

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

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

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

Cabin classes available on flights to Ottawa. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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

Find direct flights for Ottawa

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Flights from domestic origins to Ottawa

Flights from all regions of Washington to Ottawa. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Choose which airport to fly into in Ottawa

Find deals for your return flight