United Airlines passengers are facing a big change beginning Tuesday as the airline shifts how early fliers must check-in for trips. If passengers don't abide by the new rules, United says, their ...

United Airlines is changing its check-in deadline for domestic flights to 45 minutes before departure. The new policy, effective June 3, aligns with the airline's checked-baggage deadline and policies ...

Running fifteen minutes late isn't the end of the world—unless you're on the way to board a flight, that is. Starting June 3, 2025, United Airlines will require passengers to check in for domestic ...