What is the cheapest flight from Seattle to Ottawa?

In the last 3 days, the lowest price for a flight from Seattle to Ottawa was C$ 181 for a one-way ticket and C$ 333 for a round-trip. Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from Seattle to Ottawa?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Seattle to Ottawa?

Star Alliance is the only airline alliance operating flights between Seattle and Ottawa.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Seattle 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 Seattle 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 Seattle 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 Seattle 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 Seattle 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>

Which airlines provide the cheapest flights from Seattle to Ottawa?

In the past 3 days, the cheapest round-trip tickets from Seattle to Ottawa were found on WestJet (C$ 489) and Air Canada (C$ 566).

C$ 251 CHEAP FLIGHTS from Seattle to Ottawa (SEA - YOW)

SEA - YOW

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

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Flights Deals

Cheap Flight Deals from Seattle to Ottawa (SEA-YOW)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Seattle 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 Seattle to Ottawa

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

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

6:00 a.m. - 7:55 p.m.SEA-YOW

10h 55m1 stop

4:40 p.m. - 2:11 p.m.YOW-SEA

24h 31m2 stops

C$ 461

Find Deal

Wed, 28 May - Wed, 4 Jun

7:05 a.m. - 12:41 a.m.SEA-YOW

14h 36m1 stop

6:10 a.m. - 12:31 p.m.YOW-SEA

9h 21m1 stop

C$ 489WestJet

Find Deal

Wed, 11 Jun - Sun, 15 Jun

7:05 a.m. - 12:41 a.m.SEA-YOW

14h 36m1 stop

6:10 a.m. - 12:31 p.m.YOW-SEA

9h 21m1 stop

C$ 493WestJet

Find Deal

Wed, 11 Jun - Sun, 15 Jun

7:05 a.m. - 6:21 p.m.SEA-YOW

8h 16m1 stop

6:10 a.m. - 12:31 p.m.YOW-SEA

9h 21m1 stop

C$ 500WestJet

Find Deal

Wed, 11 Jun - Sun, 15 Jun

7:05 a.m. - 8:05 a.m.SEA-YOW

22h 00m2 stops

6:10 a.m. - 12:31 p.m.YOW-SEA

9h 21m1 stop

C$ 502

Find Deal

Wed, 11 Jun - Sun, 15 Jun

6:00 a.m. - 7:55 p.m.SEA-YOW

10h 55m1 stop

3:35 p.m. - 3:03 p.m.YOW-SEA

26h 28m2 stops

C$ 507

Find Deal

Wed, 11 Jun - Fri, 13 Jun

10:00 a.m. - 8:53 p.m.SEA-YOW

7h 53m1 stop

6:00 p.m. - 10:16 p.m.YOW-SEA

7h 16m1 stop

C$ 566Air Canada

Find Deal

Sat, 14 Jun - Sat, 21 Jun

5:30 a.m. - 7:26 p.m.SEA-YOW

10h 56m2 stops

6:30 a.m. - 2:16 p.m.YOW-SEA

10h 46m2 stops

C$ 591Air Canada

Find Deal

Sat, 14 Jun - Sat, 21 Jun

12:20 a.m. - 5:06 p.m.SEA-YOW

13h 46m1 stop

6:30 a.m. - 11:10 a.m.YOW-SEA

7h 40m1 stop

C$ 786United Airlines

Find Deal

Sat, 26 Jul - Tue, 5 Aug

12:20 a.m. - 9:10 p.m.SEA-YOW

17h 50m2 stops

6:30 a.m. - 11:10 a.m.YOW-SEA

7h 40m1 stop

C$ 801United Airlines

Find Deal

Thu, 3 Jul - Sun, 6 Jul

Useful Info

KAYAK's insights & trends for Seattle to Ottawa flights

Get data-powered insights and trends into flights from Seattle to Ottawa to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

What is the cheapest month to fly from Seattle to Ottawa?

The cheapest month for flights from Seattle to Ottawa is September, where tickets cost C$ 566 (return) on average. On the other hand, the most expensive months are January and February, where the average cost of round-trip tickets is C$ 954 and C$ 911 respectively.

How far in advance should I book a flight from Seattle to Ottawa?

To get a below average price on the flight from Seattle to Ottawa, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Find deals

Low season	January
High season	August
Cheapest flight	C$ 251

Best time to beat the crowds but there is an average 28% increase in price.

Most popular time to fly and prices are also 6% lower on average.

Flight from Seattle to Ottawa

When to book flights from Seattle to Ottawa

Are your dates flexible? Find out the best times to travel from Seattle to Ottawa based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from Seattle to Ottawa?
In the last 3 days, the lowest price for a flight from Seattle to Ottawa was C$ 181 for a one-way ticket and C$ 333 for a round-trip.
Which aircraft models fly most regularly from Seattle to Ottawa?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from Seattle to Ottawa?
Star Alliance is the only airline alliance operating flights between Seattle and Ottawa.
How does KAYAK find such low prices on flights from Seattle 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 Seattle to Ottawa.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Ottawa?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Seattle 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 Seattle 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 Seattle with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle 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 Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Seattle to Ottawa

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Ottawa (YOW)

Seattle (SEA)

SEA - YOW

C$ 251 Find Cheap Flights from Seattle to Ottawa

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

Cheap Flight Deals from Seattle to Ottawa (SEA-YOW)

Recent round-trip flight deals from Seattle to Ottawa

Recent one-way flight deals from Seattle to Ottawa

Recent last minute flight deals from Seattle to Ottawa

KAYAK's insights & trends for Seattle to Ottawa flights

Get data-powered insights and trends into flights from Seattle to Ottawa to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Seattle to Ottawa?

The cheapest month for flights from Seattle to Ottawa is September, where tickets cost C$ 566 (return) on average. On the other hand, the most expensive months are January and February, where the average cost of round-trip tickets is C$ 954 and C$ 911 respectively.

How far in advance should I book a flight from Seattle to Ottawa?

To get a below average price on the flight from Seattle to Ottawa, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Which airlines provide the cheapest flights from Seattle to Ottawa?

In the past 3 days, the cheapest round-trip tickets from Seattle to Ottawa were found on WestJet (C$ 489) and Air Canada (C$ 566).

Good to know

When to book flights from Seattle to Ottawa

FAQs for booking flights from Seattle to Ottawa

What is the cheapest flight from Seattle to Ottawa?

In the last 3 days, the lowest price for a flight from Seattle to Ottawa was C$ 181 for a one-way ticket and C$ 333 for a round-trip.

Which aircraft models fly most regularly from Seattle to Ottawa?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Seattle to Ottawa?

Star Alliance is the only airline alliance operating flights between Seattle and Ottawa.

How does KAYAK find such low prices on flights from Seattle 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 Seattle to Ottawa.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Seattle 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 Seattle 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 Seattle with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle 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 Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Seattle to Ottawa

Information on your arrival and departure airports

Cabin class types available on flights from Seattle to Ottawa

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

Find direct flights to and from Seattle and 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