United Airlines is changing its check-in policy. Starting June 3, all U.S. passengers must check in at least 45 minutes before takeoff — or risk losing their seat.

United released a statement saying, "Starting June 3, our check-in cutoff time for domestic flights will change to 45 minutes before departure.

United Airlines will require all domestic passengers to check in for their flight at least 45 minutes before departure. The change from 30 minutes, which impacts those traveling without checked ...

United Airlines customers now need to check into flights at least 45 minutes ahead of time, compared to the previous 30 minutes.

Checking in later might score you a better seat, travel experts said, but it also increases your chances of getting bumped to ...

United Airlines is changing how early you need to check-in for flights. Here's the new deadline Previously, the check-in cutoff for United Airlines was 30 minutes for domestic flights.