388 kilometers / 241 miles
or 209 nautical miles.
Your flight will depart from Khon Kaen airport (16° 27' 54'' N,102° 47' 12'' E) and land at Bangkok airport (13° 45' 0" N,100° 31' 0" E).
Khon Kaen and Bangkok are in the same time zone and have the same time throughout the year.
Learn more about the time difference between Khon Kaen and Bangkok.
Disclaimers: there may be NO flights or direct flights from Khon Kaen to Bangkok, so in that case, the information should be just considered as "distance-only" calculation from Khon Kaen to Bangkok.