KLM Airlines BKK Terminal from Bangkok's Suvarnabhumi Airport (BKK). KLM may be found by travelers in the main terminal building at Concourse G. Row M is home to the check-in counters, which open three hours before the scheduled departure time. For those traveling in luxury, the airline offers priority check-in, among other effective services. Before their trip, passengers can unwind in the Sky Lounge's luxury. Staff members at KLM are ready to assist with any questions. Visit for more info https://www.reservationhelpdesks.com/klm-airlines/klm-airlines-bkk-terminal-suvarnabhumi-airport/