--- title: "Osaka (KIX) to Seattle (SEA) flights: who flies it" description: "Alaska Airlines flies nonstop from KIX to SEA, about 4 flights a week, scheduled at 10h 20m. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/kix-sea" url: "https://2lnr.com/routes/kix-sea.md" date_modified: "2026-10-22T21:03:40Z" --- # Osaka to Seattle (KIX-SEA): nonstop upgrade & award space Alaska Airlines flies the KIX to SEA nonstop about 4 times a week. In the timetable below it flies as AS 868, scheduled at 10h 20m for the 5,028 miles. 2LNR checks confirmed upgrade and award space on Alaska Airlines flights on this route, so you can see which departures have space before you book. Schedule last changed October 22, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See KIX to SEA on the interactive map [Get started free](https://2lnr.com/login) 4 Flights a week, 4-week average 10h 20m Scheduled flight time 5,028 mi Nonstop distance Free To get started ## Osaka to Seattle flight schedule Scheduled nonstop departures for KIX to SEA starting October 22, 2026. The most recent change we recorded to this route's schedule was on October 22, 2026, and a settled schedule can go a long time without one. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Osaka (KIX) to Seattle (SEA) | Date | Flight | Airline | Departs KIX | Arrives SEA | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Sat, May 15 | AS 868 | Alaska Airlines, Inc. | 18:00 | 12:20 | 10h 20m | [Airbus A330-200](https://2lnr.com/seatmaps/as/a330-200.md) | | Mon, May 17 | AS 868 | Alaska Airlines, Inc. | 18:00 | 12:20 | 10h 20m | Airbus A330-200 | | Tue, May 18 | AS 868 | Alaska Airlines, Inc. | 18:00 | 12:20 | 10h 20m | Airbus A330-200 | | Thu, May 20 | AS 868 | Alaska Airlines, Inc. | 18:00 | 12:20 | 10h 20m | Airbus A330-200 | | Sat, May 22 | AS 868 | Alaska Airlines, Inc. | 18:00 | 12:20 | 10h 20m | Airbus A330-200 | | Mon, May 24 | AS 868 | Alaska Airlines, Inc. | 18:00 | 12:20 | 10h 20m | Airbus A330-200 | | Tue, May 25 | AS 868 | Alaska Airlines, Inc. | 18:00 | 12:20 | 10h 20m | Airbus A330-200 | Showing all 7 scheduled KIX to SEA departures across 7 days with service, starting October 22, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every KIX to SEA date on the interactive map ## Aircraft on the Osaka to Seattle nonstop Alaska Airlines flies the [Airbus A330-200](https://2lnr.com/seatmaps/as/a330-200.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on KIX to SEA departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Osaka to Seattle to see which departures have space, the next 14 days free on every product and the full horizon on Pro. ### See real availability Confirmed upgrade or award seats by date on the KIX to SEA departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See KIX to SEA on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Osaka to Seattle nonstop Carriers operating KIX to SEA nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [Alaska Airlines (AS) route map](https://2lnr.com/routes/airlines/as.md)\ [The aircraft AS flies](https://2lnr.com/seatmaps/as.md) See KIX to SEA on the interactive map → ## Frequently asked questions about KIX to SEA **How long is the flight from Osaka (KIX) to Seattle (SEA)?** AS 868 is scheduled at 10h 20m from Osaka (KIX) to Seattle (SEA) on every departure in the schedule table on this page. The nonstop covers about 5,028 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from KIX to SEA?** Alaska Airlines is currently the only airline flying KIX to SEA nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How many flights a week are there from KIX to SEA?** About 4 nonstop flights a week run between Osaka (KIX) and Seattle (SEA) in the current schedule, operated by Alaska Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from KIX to SEA depart?** In the next 7 days with service, every scheduled KIX to SEA nonstop leaves at 18:00 local time at Osaka. The schedule table on this page lists each departure by date. **Which flights operate KIX to SEA nonstop?** Alaska Airlines flies AS 868 nonstop from Osaka (KIX) to Seattle (SEA), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **How do I check upgrade or award availability on KIX to SEA?** Open the KIX to SEA route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens. Flying the other way? See [SEA to KIX upgrade and award space](https://2lnr.com/routes/sea-kix.md). Award seats rather than schedules? See [Alaska Airlines award availability](https://2lnr.com/awards/as.md). Looking beyond this route? See [every route from Osaka (KIX)](https://2lnr.com/routes/kix.md), or [every route from Seattle (SEA)](https://2lnr.com/routes/sea.md). Nonstops from Osaka (KIX) to other airports within 150 miles of Seattle (SEA): - [Osaka (KIX) to Vancouver (YVR)](https://2lnr.com/routes/kix-yvr.md), 127 miles from SEA Distances are great-circle between the airports, not driving distance. - [How Alaska upgrades clear](https://2lnr.com/about/as/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss KIX to SEA upgrade or award space See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)