United Airlines, for its part, offers customers the chance to check in 24 hours before their flight. Overall, last-minute flight check-ins are becoming less and less doable nowadays.

CHICAGO -- United Airlines is changing its check-in cutoff time ahead of the busy summer travel season. The Chicago-based airline will now require check-ins for domestic flights 45 minutes before ...

Starting June 3, United Airlines' check-in cutoff time for domestic flights will change to 45 minutes before departure, a spokesperson for the airline said in an email to the Desert Sun.

United Airlines is making a change to its check-in time policy. United customers must check in for a domestic flight at least 45 minutes before a flight without any checked bags starting June 3.

Starting June 3, United Airlines will require all domestic passengers to be checked in for their flights 45 minutes before departure. Previously, check in for passengers without checked bags ...

United Airlines is changing the deadline for when you have to check in to a flight. Starting June 3, you will have to check in for a flight at least 45 minutes before departure if you’re not ...

United Airlines is changing the deadline for when you have to check in to a flight. Starting June 3, you will have to check in for a flight at least 45 minutes before departure if you’re not ...