Traveling by plane guarantees the fastest time to get from Phuket Airport, avia to Krabi Bus Terminal, bus. The estimated Phuket Airport, avia to Krabi Bus Terminal, bus travel time is 5h 10m. Keep in mind, however, that getting to the airport, checking-in, and passing through security checks will take some time - it’s better to come to the airport at least an hour in advance if you are flying domestically and two hours in advance if it is an international flight.
The trip duration from Phuket Airport, avia and Krabi Bus Terminal, bus is more or less the same whichever airline you choose to fly.