Counter check in\n\n We open 4 hours before departure time. If you're flying on a Thursday or Sunday, we recommend you check in early to avoid the busiest time between 14.00 and 15.30 leaving you time to relax over a bite to eat.
Early Check-In is Based on Availability\n\n Many hotels in Las Vegas have a standard check-in time of 3:00 PM. However, if you arrive earlier, don't worry! Some hotels will allow you to check in early if there are rooms available.
But there are some minor differences between T-Mobile and AT&T that set the two apart. T-Mobile, for example, has a much larger 5G network meaning you're likely to get faster data speeds if you're using your phone in major cities and metro areas.
T-Mobile's Merger With Sprint: Everything That's Changed 3 Years Later. T-Mobile has expanded its 5G network and kept plan and phone prices down, but other premerger pledges are still unfulfilled.