Flights from Seattle to Osaka (SEA-OSA) from USD703*

Promotion code

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

  • 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

USD
Book Flights from Seattle to Osaka on Japan Airlines
From
To
Fare Type
Dates
Price
Seattle (SEA)Osaka (ITM)Round-trip
/
Economy		Oct 28, 2026 - Nov 11, 2026

Starting from

USD825

Viewed: 17 hours ago

Seattle (SEA)Osaka (KIX)Round-trip
/
Economy		Oct 03, 2026 - Oct 13, 2026

Starting from

USD1,240

Viewed: 6 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.

Other flights from Seattle or to Osaka on Japan Airlines