Cheap Flights from Seattle to Kansai from $1,032 Return

Flight deals from Seattle to Kansai

Looking for cheap tickets from Seattle to Kansai, or a last-minute trip? Find the lowest prices on one-way and return tickets right here.

Osaka.$1,032 per passenger.Departing Mon, 27 Apr, returning Thu, 7 May.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Seattle / Tacoma International on Mon, 27 Apr, arriving in Kansai International (Osaka).Inbound indirect flight with Air Canada, departs from Kansai International (Osaka) on Thu, 7 May, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $1,032, select.

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Flying from Seattle to Kansai

Arm yourself with these facts on the fly.

Cheapest flight found	$1,027
Cheapest month to fly	April
Cheapest airport to fly from	Seattle / Tacoma International

How to find cheap flights from Seattle to Kansai

We've compared the best online travel agents and flight providers on the internet to find the cheapest plane tickets from Seattle to Kansai. Other savvy travellers recently found return flights from $1,032 and one-way tickets from $542 one-way. Ready to join them? Here are a few tips to help you do it the smart way.

Fly from Seattle / Tacoma International into Kansai International (Osaka)

At the moment, the lowest priced flight tickets to Kansai are from Seattle / Tacoma International Airport to Kansai International (Osaka) Airport.

Fly in April

We crunched the flight calendar and found the cheapest time to fly from Seattle to Kansai is currently April.

Flex your dates for the best rates

If you’re flexible on your departure dates, you can use Skyscanner's whole month tool to find the cheapest day of the year to fly from Seattle to anywhere you choose in Kansai.

Watch as fares rise and fall

With Price Alerts, we'll let you know when flight prices from Seattle to Kansai go up or down so you can book when the time is just right.

Relax – these are fee-free flight tickets

With us, there are no added fees – the Kansai to Kansai flight price you see when you search with us is what you pay to the provider.

Frequently asked questions

What's the average Seattle to Kansai flight price?

We looked at all of the upcoming return flights from Seattle to Kansai we could find over the next 12 months. It looks like $1,027 is the best price. This is good, compared to the average Kansai ticket price of $1,027.

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

The cheapest month to fly from Seattle to Kansai is currently April.

Which upcoming date is cheapest to fly from Seattle to Kansai on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Kansai on Monday, 27 April 2026.

Are there any direct flights from Seattle to Kansai?

Currently, there aren't any direct flights from Seattle to Kansai, but you can still fly with a stopover.

If I'm flying from Seattle, where in Kansai is cheapest to fly into?

If you're flying from Seattle, the cheapest city in Kansai to fly into is Osaka. The cheapest airport serving Osaka at the moment is Kansai International (Osaka).