Originally Posted by
irishguy28
Flying Blue has been resolving the metropolitan area code "BER" to Berlin-Brandenburg Airport for the last several years.
KLM did continue to use "BER" as the city code for Berlin for some time after the move was cancelled; however, they reverted to using "TXL" on their website and e-tickets.
The e-ticket for this flight is showing the correct code... TXL, KLM website now only shows it as "Berlin" which seems to then show Brandenburg Airport in flying blue website