Siem Reap International Airport (airport code: IATA: REP, ICAO: VDSR) is a small public, modern airport about 6 kilometers from Siem Reap that serves the Siem Reap and Angkor Wat area.  Largely due to the Angkor Wat attractions, it is the busiest airport in all of Cambodia handling well over 1,000,000 passengers per year.

As of the time of this writing, these are the airlines and locations served by Siem Reap International Airport:

Airlines Destinations
AirAsia Kuala Lumpur
Asiana Airlines Seoul / Incheon (ICN)
Bangkok Airways Bangkok-Suvarnabhumi
Cambodia Angkor Air Phnom Penh, Ho Chi Minh City
China Southern Airlines Guangzhou
Jetstar Asia Singapore
Korean Air Seoul / Incheon (ICN)
Lao Airlines Vientiane, Luang Prabang, Pakse,
Malaysia Airlines Kuala Lumpur
Myanmar Airways International Yangon
SilkAir Singapore, Da Nang
Tonlesap Airlines Phnom Penh,
Charter flights: Kaohsiung, Taipei-Taoyuan(Transasia Airlines(Taiwan))
Vietnam Airlines Luang Prabang, Ho Chi Minh City, Hanoi