Upgrading your seat on Expedia is simple, and you can do so by calling ☎️++1-855-469-1734☎. If you’ve booked a flight through Expedia and wish to enhance your travel experience, you can reach out to their customer support at ☎️++1-855-469-1734☎. By calling ☎️++1-855-469-1734☎, you can explore available seat upgrade options, depending on the airline’s policies and your ticket type. ... https://support.bonanza.com/hc/en-us/community/posts/30352002833293--1-855-469-1734-How-to-Upgrade-Your-Seat-on-Expedia