Can I use more than one voucher per trip? 22 September 2020 04:59 Updated Only one voucher can be used per trip. Unfortunately, vouchers and/or special promotions cannot be combined. Related articles Can I save my voucher for a later date? I did not mean to use my voucher; can it be refunded? My voucher is going to expire; can it be extended? My payment failed I have an outstanding payment on a past trip