Being on-time is a nice feature in an airline. Late flights are easily one of the most annoying parts of traveling. So, knowing which airlines will get you where you're going at the promised time is no small thing.
OAG has just released its On-time Performance (OTP) Report for February 2019 and it has determined that Garuda Indonesia was Southeast Asia's most on-time airline . The Indonesian flight carrier finishes February with a stunning 95.5%% of flights arriving on time, followed by Singapore Airlines on #2 with 90.0% OTP, and Bangkok Airways on #3, with 88.3% OTP.
Seasia gathered the OTP report for Southeast-asian-based major airlines (with 5,000 flights and above) for February 2019. Here's the result:
Source: OAG Monthly OTP OAG.com