Osaka (KIX) to Ishigaki (ISG): 957 miles (1,540 km) great-circle, about 2h 25m nonstop by our estimate. Cheapest fare observed: $120 round-trip on Peach Aviation, nonstop, departing June 10, 2026.
$120 round-trip, Peach Aviation MM377, departing 2026-06-10 at 15:45, returning 2026-06-12. The recorded itinerary left on a Wednesday, returning on a Friday 2 nights later; the fare was observed 46 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $120, it ranked 5th of the 30 round-trip fares we recorded from KIX (median $608). That is 12.5 cents per great-circle mile (round-trip price over one-way distance), below the KIX median of 24.3 cents across 30 round-trip routes.
Routes from KIX of similar length: Khabarovsk (974 mi) at $835 and Miyako City (894 mi) at $389.
Peach Aviation had the cheapest fare on 8 of 30 KIX routes. It is the 22nd longest of the 30 routes we track from KIX.
Of 3 departure airports with a fare to Ishigaki, Osaka (KIX) ranked 2nd at $120. Lowest: $76 from Okinawa (OKA); highest: $482 from Nagoya (NGO); 2 nonstop. Cheapest-fare airlines (routes): ANA (1), Japan Airlines (1) and Peach Aviation (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Tokyo, Asia/Tokyo; flight time is our estimate.