Taipei (TPE) to Osaka (OSA): 1,058 miles (1,703 km) great-circle, about 2h 35m nonstop by our estimate. Cheapest fare observed: $284 round-trip on Jetstar Japan, nonstop, departing May 16, 2026.
$284 round-trip, Jetstar Japan GK54, departing 2026-05-16 at 18:20, returning 2026-05-17. The recorded itinerary left on a Saturday, returning on a Sunday 1 night later; the fare was observed 21 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $284, it ranked 11th of the 30 round-trip fares we recorded from TPE (median $357). That is 26.8 cents per great-circle mile (round-trip price over one-way distance), close to the TPE median of 28.1 cents across 30 round-trip routes.
Routes from TPE of similar length: Beijing (1,071 mi) at $348 and Nagoya (1,149 mi) at $372.
Jetstar Japan had the cheapest fare on 2 of 30 TPE routes. It is the 21st longest of the 30 routes we track from TPE.
Of 11 departure airports with a fare to Osaka, Taipei (TPE) ranked 7th at $284. Lowest: $71 from Tokyo (NRT); highest: $1312 from Geneva (GVA); 7 nonstop. Cheapest-fare airlines (routes): Jetstar Japan (2), ANA (1), Etihad (1), Peach Aviation (1), Shandong Airlines (1) and Skymark Airlines (1), plus 4 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Taipei, Asia/Tokyo; flight time is our estimate.