Savvy travelers never wait until the last minute. Checking in for your flight as early as possible—typically 24 hours in advance—is always a good idea to prevent any potential travel hiccups. Prior to ...

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 ...

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 ...

Heads up, travelers: United Airlines is changing its check-in policy for domestic flights. Starting next week, all domestic passengers — including those without checked bags — must check in at least ...