Thank you for flying with Turkish Airlines. Travelling via Singapore Changi Airport is now more rewarding. From 1 Oct 2013 - 31 March 2014, redeem a S$40 Changi Voucher when you travel via Singapore. For voucher redemption, please complete the form below. The voucher will be mailed to your email indicated in the form. Please note that each e-ticket/booking is only entitled for one S$40 Changi Voucher, Voucher redemption is subject to terms and conditions.