U-Tapao International Airport (UTP) serves Rayong; Chiang Mai International Airport (CNX) serves Chiang Mai.
The airports are 442 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from UTP to CNX.
Marketing airlines listed in the current schedule, including codeshare sellers, are Thai Lion Air (SL). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Oct 25, 2026 – Sep 12, 2027.