That is the 2nd of airport in Bangkok . The idea and thinking processing to build this airport is began since 1960 . Thai government , They take around 14 years to land expropriate prepare to build the airport . However , They can’t begin to build it because of politics and economy problem . Then approximate 30 years in 2002 , Suvarnabhumi airport start to real build and open the service to passengers in 2005 . In this year Suvarnabhumi airport became to main airport instead of Don-meung airport .