JNA421
- Flight number
- JNA421
- Airline
- Jin Air (JNA)
- Route
- Daegu International Airport (TAE/RKTN) → Jeju International Airport (CJU/RKPC) At least one end of this route is not from our own observation.
- Observed take-off
- Last heard
- Aircraft
- HL8245 · BOEING 737-800
- Positions recorded
- 65 As of 2026-10-21 01:55 UTC
Source: observations by the map.flights community network of ADS-B receivers; times in UTC.