Free Premium Economy Upgrade offer applies to selected fully escorted and Private Southeast Asia tours only, on tours departing 1 September - 11 December 2019, 1 January - 15 July 2020 and 1 September - 11 December 2020. Valid one-way on inbound flights from Hanoi, Saigon, Siem Reap or Phnom Penh. Flying with Vietnam Airlines to London Heathrow. You can upgrade to Premium Economy both ways from £199pp. Offer valid for new bookings only. Offer can be combined with Victoria Mekong Cabin Upgrade offer but not with other offers or promotions, including loyalty discounts. Please call our travel experts to book. Subject to availability. If you cannot find availability on our website please call our travel experts. Book by 7 October 2019. Wendy Wu Tours reserve the right to change or withdraw this offer.