Delta Airline have a mobile app called Delta Fly app in which you can book flights, make changes or upgrade your flight, check-in and know your flight status. Delta fly app is available for both carriers as IOS and Andriod, in which the latest version of the app can do auto check-in. This version of the application does automatic check-in on your behalf during the 24 hours of flight departure. You can get the latest version of this app on the app store, Play store or delta airlines reservations official site.

In this Auto check-in feature, you receive an alert via email or push notification with which you can access your app and acknowledge the federal government mandate for restricted items. This feature only works for eligible passengers who have their seats assigned and flying with-in the United States. If your seats are not confirmed then auto check-in will assign your seats automatically. To submit checked baggage, seat selection or any other changes do the check-in manually. Delta Airlines Reservations have launched this feature to save your precious time and provide you an e-boarding pass that can be used at the airport.

The manual check-in feature is for the passengers who are traveling outside of the United States. For international flights, you can check baggage charges for each side and confirm or upgrade your seats anytime before the flight departure. Delta Air lines Reservations desk provide you an alert on email as well as your mobile app to do check-in before 24 hours of flight departure.