Are there nonstop flights from Jeju City (CJU) to Wonju (WJU)?

Yes. Jin Air fly this route. Flight time is about 1h 2m.

Jeju City → Wonju

Jeju International Airport (CJU) to Wonju Airport / Hoengseong Air Base (K-38/K-46) (WJU)・456 km

Nonstop flights available (1 airline). Flight time about 1h 2m. Nonstop return flights also operate.

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