£20 Promotional Voucher Code: StValentinesDay08 This £20 voucher code can be used on flights starting from London with Austrian Airlines to any destination on the Austrian flight network. You can book and save £20 online between 14th Feb and 31st March 2008. Travel may take place between 14th Feb and 31st March 2008. Simply enter this discount code StValentinesDay08 when … [Read more...] about Austrian Airlines Flights Evoucher save £20 When You Book Online