How To Change Name On Lufthansa Airlines if you would like to modify your name on a Lufthansa reservation, contact customer service via phone or online. Kindly include your booking reference and any necessary documentation, such as formal name change documents or a marriage license. Please note that name changes may be expensive depending on the type of ticket. Check that, once the review has been performed, the updated information is correctly reflected in your reservation. It's preferable to make these changes long before your trip to avoid any issues at the airport.