Cheap Flights from Seattle to Osaka
No deal from Seattle to Osaka has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Seattle to Osaka, the lowest round-trip fare we recorded was $772, in September. The typical fare was $873. September was the cheapest month we saw and July the dearest.
The most recent price we saw on this route was $846 on ANA and United, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/seattle">from Seattle</a>, <a href="/to/osaka">to Osaka</a>, or the return direction <a href="/from/osaka/to/seattle">Osaka to Seattle</a>.
Latest price we saw: Seattle to Osaka
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Seattle (SEA) to Osaka (KIX) | $846 | 8.4¢ | Dec 7 – Dec 16 | ANA and United | Oct 17 | Check price |
Price history: Seattle to Osaka
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $846 | $866 | 30 |
| Sep 2026 | $772 | $865 | 68 |
| Aug 2026 | $819 | $850 | 92 |
| Jul 2026 | $909 | $909 | 2 |
Frequently asked questions
How many flight deals from Seattle to Osaka are on Sparkflights right now?
There are 0 verified deals from Seattle to Osaka on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Seattle to Osaka?
The lowest fare we've recorded from Seattle to Osaka is $772, based on 192 price observations over 4 months.
How much does a flight from Seattle to Osaka cost?
The typical round-trip fare we observed from Seattle to Osaka is $873, against a recorded low of $772. These are observations, not quotes.
When is the cheapest month to fly Seattle to Osaka?
September was the cheapest month we observed from Seattle to Osaka and July the dearest, over 4 months of data.
What is the current price from Seattle to Osaka?
The most recent fare our sweep saw from Seattle to Osaka is $846, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.