airberlin

1000 free airberlin Topbonus miles

Car rental provider Sixt and airberlin have teamed up (once again) to offer 1,000 free topbonus miles to anyone who registers with Sixt in June 2015, via this link. Having successfully…

1000 free, easy airberlin topbonus miles

Topbonus, the airberlin frequent flyer programme, is currently offering 1000 free miles for filling in some very brief details. Simply sign up to the Sixt “frequent renter” deal here before…