To save on the cost of your flight from U-Tapao International to Siem Reap, book at least 14 days before your planned departure. Booking around this time can save you about 3% on the cost of this flight compared to booking a flight leaving this week. We have found prices from ฿ 4,096 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as ฿ 4,365.
Due to multiple factors, expect to potentially pay more when booking in January. For low rates, September can be a great choice for travel to Siem Reap. Flights to Siem Reap from U-Tapao International in September are about ฿ 4,285 on average during September, but can be found for as low as ฿ 3,169.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from U-Tapao International to Siem Reap as you normally would.