Every Washington–Osaka fare we track, measured against the route's typical price whenever there is enough cached history to build one. Subscribe in any RSS reader for free single-route price alerts — no account, no email needed.https://flight.dealsen-ushttps://flight.deals/flights/washington-to-osaka/#2026-09-16-2026-09-24-UAhttps://flight.deals/flights/washington-to-osaka/#2026-09-16-2026-09-24-UAWAS → KIX round-trip on United, 2026-09-16 to 2026-09-24 (8 nights). Cached fare $1,238. Not enough cached history on this route yet to say what it usually costs.Sat, 08 Aug 2026 12:21:11 GMT