Originally Posted by
davef139
Trust me UA uses plenty of CRJ, I think Southwest doesn't use any at all?
Southwest uses only 737 planes.
United's regional subcontractors ("United Express") use a lot of CRJ-700 planes. The 2-2 configuration means no middle seats. Also, they tend to have lots of Economy Plus seats, so a non-elite in regular economy may get an upgrade in some cases.