When you are thinking to upgrade the delta flights then you need to know about the rules and terms of the airlines. How to upgrade on delta International flights? You can upgrade your International flights easily by using the delta airlines official site or the Fly delta app. Both are the right places for the passenger to complete the task of upgrade on the delta flights. Delta is the major airline for the International travel and with this airline you can travel anywhere in the world because the destinations are comprehensive of this airline.
First thing that you need to do is login at the delta air portal first and it is the first crucial step that you must follow to upgrade on Delta AirlinesInternational Flights. Once you login, then search for the reservations in the My Trip Section of the delta website or the Fly Delta App.
Once you reach on the reservations that you want to upgrade for delta International flights then click on the “request upgrade”. You can only upgrade the seat preference only in the delta international flights. When you are not able to do this then you can also get the help of Delta Airlines Customer Service to upgrade your Delta International Flights.
