Are there nonstop flights from Vientiane (VTE) to Muan (MWX)?

Yes. Jeju Air fly this route. Flight time is about 4h 3m.

Vientiane → Muan

Wattay International Airport (VTE) to Muan International Airport (MWX)・3,017 km

Nonstop flights available (1 airline). Flight time about 4h 3m. Nonstop return flights also operate.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.