Average annual pay increase percentage between 2010 and 2025: (source : Kit Darby)

Alaska - 6.6
Allegiant - 2.6
American - 3.8
Delta - 6.0
FedEx - 4.1
Frontier - 2.8
Hawaiian - 5.9
JetBlue - 6.3
Southwest - 4.3
Spirit - 8.3
United - 4.1
UPS - 3.2

Average - 5.1