Passengers have the option to check-in for their flights via the mobile / web / mobile check-in feature, accessible on the airline’s mobile app / website and is available from 24 hours prior to a flight’s departure time. Self-service kiosks at the airport can also be used to check-in; alternatively, persons may choose to check-in in person at the United Airlines Ronald Reagan Washington National Airport terminal counter.
The check-in timings vary as per the departure airport; the airline’s website has a complete index of the different check-in timings for different airports.
