Cheap Flights from Osaka to Seattle

Get deals on this route

A watch sends you this route's deals by email or browser notification.

The latest fare from Osaka to Seattle: $927 round trip, Jan 14 – Jan 21, seen Nov 4. Prices by month are below.

Across 4 months of observations from Osaka to Seattle, the lowest round-trip economy fare we recorded was $927, in November. The typical economy fare was $956. November was the cheapest month we saw and August the dearest.

The most recent economy price we saw on this route was $927 on Alaska, seen Nov 4.

See every deal from Osaka, to Seattle, or the return direction Seattle to Osaka.

Latest economy price we saw: Osaka to Seattle

The most recent economy round-trip fare we saw on this route.

From	Price	Per mile	Travel dates	Airline	Seen	Check price
Osaka (KIX) to Seattle (SEA)	$927	9.2¢	Jan 14 – Jan 21	Alaska	Nov 4	Check price

Economy price history: Osaka to Seattle

The lowest fares we saw each month.

Month	Low	Typical	Sightings
Nov 2026	$927	$927	1
Sep 2026	$946	$946	2
Aug 2026	$982	$985	7
Jul 2026	$964	$964	1

Frequently asked questions

How many flight deals from Osaka to Seattle are on Sparkflights right now?

There are 0 deals from Osaka to Seattle on the board right now.

What is the lowest price ever seen from Osaka to Seattle?

The lowest economy fare we've recorded from Osaka to Seattle is $927, based on 11 price observations over 4 months.

How much does a flight from Osaka to Seattle cost?

The typical round-trip economy fare we observed from Osaka to Seattle is $956, against a recorded low of $927. These are observations, not quotes.

When is the cheapest month to fly Osaka to Seattle?

For economy fares from Osaka to Seattle, November was the cheapest month we observed and August the dearest, over 4 months of data.

What is the current price from Osaka to Seattle?

The most recent economy fare we saw from Osaka to Seattle is $927, on Nov 4.