Originally Posted by House
I suspect that they either couldn't get space in T5 or it would have been extremely costly compared to space in T1 that they already owned.
Originally Posted by House
If ORD is actually your destination, then will TSA even let you into T1 to use the Arrivals suite?
TSA doesn't make that decision (they don't look at your boarding pass at ORD), United does. So, I suspect you could, though you'd have all your bags at that point, so you couldn't get through with a large bag. Given the extra transit time over to T1, I would just go home/to the hotel.