- Utapao International Airport, also known as U-Tapao–Rayong–Pattaya International Airport, is situated in Rayong Province, Thailand. It is located approximately 30 kilometers south of Pattaya and serves as a hub for domestic and international flights. The airport primarily handles charter and low-cost airlines, with a focus on tourism in the Pattaya and eastern region of Thailand. Utapao Airport has a single terminal building and offers a range of passenger services and facilities.