Originally Posted by
mke9499
The upgrade to STRETCH is based on the class of fare booked.
Upgrade from economy fare is $25, from Classic $15, and no charge for STRETCH on a Classic Plus fare.
Update: Just found this page, which is brand new; it has different info.
http://www.frontierairlines.com/fron...s/datalex.html
The above mentioned stretch prices are effective 13 DEC 10.