Flights from Osaka to Seattle (OSA-SEA) from JPY335,390*

Promotion code

Best Flight Deals from Osaka (OSA) to Seattle (SEA)

Jul 2026
FromJPY352,190*
Viewed: 11 hours ago
Flight Type: Round Trip/Economy
Aug 2026
FromJPY336,470*
Viewed: 10 hours ago
Flight Type: Round Trip/Economy
Sep 2026
FromJPY336,150*
Viewed: 18 hours ago
Flight Type: Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label JPY352.2K
cmp-daily-histogram-bars-legend-max-price-aria-label JPY420.8K
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    • RangeJPY352,190-JPY420,780

    • Best fares found by others within the last 24hrs. They may no longer be available at time of booking. Modifying route or date selections may result in a different fare.
    • All prices quoted are based on one adult round-trip fare and include taxes and carrier-imposed surcharges. All fares, government taxes and surcharges are subject to change at any time prior to purchase.
    • Fares are rounded up to 1 of the currency unit.
    • Some flights may be operated by other airlines.
    • Optional service fees may apply.
    • Terms and conditions apply.

    Best Flight Deals on Japan Airlines

    JPY

    Osaka (OSA)to

    Seattle (SEA)
    Oct 06, 2026 - Oct 20, 2026
    Starting from
    JPY336,150
    Viewed: 18 hours ago
    Round-trip
    Economy

    Osaka (OSA)to

    Seattle (SEA)
    Sep 17, 2026 - Oct 04, 2026
    Starting from
    JPY336,150
    Viewed: 18 hours ago
    Round-trip
    Economy

    Osaka (ITM)to

    Seattle (SEA)
    Sep 18, 2026 - Sep 28, 2026
    Starting from
    JPY336,150
    Viewed: 17 hours ago
    Round-trip
    Economy

    Osaka (ITM)to

    Seattle (SEA)
    Sep 18, 2026 - Sep 27, 2026
    Starting from
    JPY336,150
    Viewed: 17 hours ago
    Round-trip
    Economy
    • *Best fares found by others within the last 24hrs. They may no longer be available at time of booking. Modifying route or date selections may result in a different fare.
    • *All prices quoted are based on one adult Economy round-trip fare and include taxes and carrier-imposed surcharges. All fares, government taxes and surcharges are subject to change at any time prior to purchase.
    • *Fares are rounded up to 1 of the currency unit.
    • *Some flights may be operated by other airlines.
    • *Optional service fees may apply.
    • *Terms and conditions apply.

    Business Class Deals from Osaka to United States

    keyboard_arrow_down
    *Best fares found by others within the last 24hrs. They may no longer be available at time of booking. Modifying route or date selections may result in a different fare. *All prices quoted are based on one adult Economy round-trip fare and include taxes and carrier-imposed surcharges. All fares, government taxes and surcharges are subject to change at any time prior to purchase. *Fares are rounded up to 1 of the currency unit. *Some flights may be operated by other airlines. *Optional service fees may apply. *Terms and conditions apply.

    Book Early and Save on Flights from Osaka to Seattle

    JPY
    keyboard_arrow_down
    Book Early and Save on Flights from Osaka to Seattle
    From
    To
    Fare Type
    Dates
    Price
    Osaka (OSA)Seattle (SEA)Round-trip
    /
    Economy    		Oct 06, 2026 - Oct 20, 2026

    Starting from

    JPY336,150

    Viewed: 18 hours ago

    Osaka (OSA)Seattle (SEA)Round-trip
    /
    Economy    		Sep 17, 2026 - Oct 04, 2026

    Starting from

    JPY336,150

    Viewed: 18 hours ago

    Osaka (OSA)Seattle (SEA)Round-trip
    /
    Economy    		Sep 18, 2026 - Sep 28, 2026

    Starting from

    JPY336,150

    Viewed: 17 hours ago

    Osaka (OSA)Seattle (SEA)Round-trip
    /
    Economy    		Sep 18, 2026 - Sep 27, 2026

    Starting from

    JPY336,150

    Viewed: 17 hours ago

    Osaka (ITM)Seattle (SEA)Round-trip
    /
    Economy    		Oct 06, 2026 - Oct 18, 2026

    Starting from

    JPY336,150

    Viewed: 18 hours ago

    Osaka (ITM)Seattle (SEA)Round-trip
    /
    Economy    		Sep 18, 2026 - Sep 28, 2026

    Starting from

    JPY336,150

    Viewed: 17 hours ago

    Osaka (ITM)Seattle (SEA)Round-trip
    /
    Economy    		Sep 18, 2026 - Sep 27, 2026

    Starting from

    JPY336,150

    Viewed: 17 hours ago

    Osaka (ITM)Seattle (SEA)Round-trip
    /
    Economy    		Oct 06, 2026 - Oct 20, 2026

    Starting from

    JPY336,150

    Viewed: 18 hours ago

    Osaka (KIX)Seattle (SEA)Round-trip
    /
    Economy    		Oct 27, 2026 - Nov 24, 2026

    Starting from

    JPY335,390

    Viewed: 20 hours ago

    Osaka (KIX)Seattle (SEA)Round-trip
    /
    Economy    		Oct 27, 2026 - Nov 25, 2026

    Starting from

    JPY335,390

    Viewed: 20 hours ago

    Osaka (KIX)Seattle (SEA)Round-trip
    /
    Economy    		Oct 27, 2026 - Nov 23, 2026

    Starting from

    JPY335,390

    Viewed: 20 hours ago

    Osaka (KIX)Seattle (SEA)Round-trip
    /
    Economy    		Oct 28, 2026 - Nov 23, 2026

    Starting from

    JPY335,390

    Viewed: 14 hours ago

    • *Best fares found by others within the last 24hrs. They may no longer be available at time of booking. Modifying route or date selections may result in a different fare.
    • *All prices quoted are based on one adult Economy round-trip fare and include taxes and carrier-imposed surcharges. All fares, government taxes and surcharges are subject to change at any time prior to purchase.
    • *Fares are rounded up to 1 of the currency unit.
    • *Some flights may be operated by other airlines.
    • *Optional service fees may apply.
    • *Terms and conditions apply.