Flights from Seattle to Osaka (SEA-OSA) from USD1,091*

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Best Flight Rates from Seattle to Osaka 

You can find the best flights fares to Osaka from Seattle found within the last 24hrs on JAL. Select journey type from One-way or Round-trip to your destination.

Deals on Seattle (SEA) to Osaka (OSA) Flights

Jun 2026
FromUSD1,418*
Viewed: 2 hours ago
Flight Type: Round Trip/Economy
Jul 2026
FromUSD1,091*
Viewed: 8 hours ago
Flight Type: Round Trip/Economy
Aug 2026
FromUSD1,091*
Viewed: 1 hour ago
Flight Type: Round Trip/Economy
cmp-daily-histogram-bars-legend-min-price-aria-label USD1.1K
cmp-daily-histogram-bars-legend-max-price-aria-label USD3.2K
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    • RangeUSD1,141-USD3,242

    • 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.

    Book Flights from Seattle to Osaka on Japan Airlines

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    Book Flights from Seattle to Osaka on Japan Airlines
    From
    To
    Fare Type
    Dates
    Price
    Seattle (SEA)Osaka (OSA)Round-trip
    /
    Economy    		Jul 20, 2026 - Jul 23, 2026

    Starting from

    USD1,091

    Viewed: 9 hours ago

    Seattle (SEA)Osaka (OSA)Round-trip
    /
    Economy    		Jul 20, 2026 - Jul 24, 2026

    Starting from

    USD1,091

    Viewed: 9 hours ago

    Seattle (SEA)Osaka (OSA)Round-trip
    /
    Economy    		Jul 20, 2026 - Jul 22, 2026

    Starting from

    USD1,091

    Viewed: 9 hours ago

    Seattle (SEA)Osaka (OSA)Round-trip
    /
    Economy    		Aug 05, 2026 - Aug 27, 2026

    Starting from

    USD1,091

    Viewed: 8 hours ago

    Seattle (SEA)Osaka (ITM)Round-trip
    /
    Economy    		Jan 07, 2027 - Jan 20, 2027

    Starting from

    USD1,341

    Viewed: 2 hours ago

    Seattle (SEA)Osaka (ITM)Round-trip
    /
    Economy    		Jan 06, 2027 - Jan 20, 2027

    Starting from

    USD1,457

    Viewed: 2 hours ago

    Seattle (SEA)Osaka (KIX)Round-trip
    /
    Economy    		Sep 01, 2026 - Mar 23, 2027

    Starting from

    USD1,343

    Viewed: 45 minutes ago

    Seattle (SEA)Osaka (ITM)Round-trip
    /
    Economy    		Aug 31, 2026 - Nov 30, 2026

    Starting from

    USD2,596

    Viewed: 19 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.

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