Originally Posted by
Yappofloyd
If you don't wish to 'trick' the AOT staff member who checks the tickets you could always just catch a BMTA 554 or 555 bus which run between both airports. Frequency is around 15 mins for both, trip time is longer than the AOT shuttle. Obviously, less convenient.
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Thanks for the info ...
yes it would be easier just to buy a AOT ticket , but sometimes easy is not the way in Thailand