How do I upgrade my seat? Seating requests and upgrades are not handled by DeNA TRAVEL and the flight operator should be contacted directly. Was this article helpful? Can't find what you're looking for? Inquiry Form Related articles About Airline Baggage Allowances How do I find my airline reservation number? What do I need to check in for my flight? How to see my booking on Tiger Air website What documents do I need to pass the airport security?