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 said it would be taking down key online and mobile services for about four and a half hours.

United Airlines will require domestic passengers to arrive earlier to check in for flights. The airline flies out of several major airports in Michigan. The changes will begin June 3, 2025. United ...

CLEVELAND, Ohio — United Airlines is tightening its check-in window for domestic flights. Starting June 3, travelers flying within the United States must now check in at least 45 minutes before ...