How do you politely ask for a Southwest upgrade?

You can easily ask for an upgrade at Southwest Airlines with the professional guidance provided by the airline. Give a fixed call to the Southwest Airlines assistant at +1-800-880-8132 (OTA) or +1-800-435-9792 (No calls on hold), where the team of professionals is available to instruct you. How do you politely ask for a Southwest upgrade? Continue reading with the details mentioned below and delve to enjoy your hassle-free trip.