SKY521
- Flight number
- SKY521
- Airline
- Skymark Airlines (SKY)
- Route
- Tokyo Haneda International Airport (HND/RJTT) → Naha International Airport (OKA/ROAH) At least one end of this route is not from our own observation.
- Observed take-off
- Last heard
- Aircraft
- JA737T · BOEING 737-800
- Positions recorded
- 1229 As of 2026-10-11 09:27 UTC
Source: observations by the map.flights community network of ADS-B receivers; times in UTC.