Delta Air Lines online check-in
1Checkin automates online check-in for Delta Air Lines (DL): send us the booking confirmation and we complete check-in for every passenger when it opens and deliver the boarding passes.
More than 1,300 Delta Air Lines check-ins completed by 1Checkin since 2017.
When does Delta Air Lines check-in open?
Online check-in for Delta Air Lines opens 24 hours before departure and closes 60 minutes before departure.
Seat selection on Delta Air Lines
Delta Air Lines lets you choose a seat for free at online check-in. 1Checkin picks a seat that matches your saved preference (window, aisle, front of the cabin).
1Checkin has checked passengers in on Delta Air Lines flights departing from Amsterdam (AMS), Atlanta (ATL), Austin (AUS), Barcelona (BCN), Boston (BOS), Paris (CDG), Cancun (CUN) and Washington (DCA), plus 21 more airports.
Delta Air Lines check-in FAQ
How does automatic check-in for Delta Air Lines work?
Forward your Delta Air Lines booking confirmation to 1Checkin or add the booking in the app. We check you in as soon as online check-in opens and send the boarding pass to your e-mail.
When does Delta Air Lines online check-in open?
Online check-in for Delta Air Lines opens 24 hours before departure and closes 60 minutes before departure.
Can I choose my seat on Delta Air Lines?
Delta Air Lines lets you choose a seat for free at online check-in. 1Checkin picks a seat that matches your saved preference (window, aisle, front of the cabin).
How it works
- Forward your booking confirmation to 1Checkin, or add the booking reference in the app.
- 1Checkin checks you in on Delta Air Lines the second online check-in opens.
- Your boarding pass lands in the app, ready for the airport, even offline.