Aeromexico Airlines check-in process is now fast, simple, and safe. Passengers can now use a variety of techniques to check-in. We want our guests to have a relaxing flight with Aeromexico Airlines. Calling Aeromexico Airlines to check-in is one of the easiest and most dependable ways to do it. Passengers can now call +1 (805) 309-5131 to reach Aeromexico Airlines’ check-in service.