<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by nwaflyer7777:
The fuel surcharge is reflected in the fare calc line as a "Q" and is added to the base fare.</font>
This is true. 'Q' means 'Surcharge'. There are other types of surcharges besides fuel though, such as a security surcharge (not security fee, which is labeled AY on your ticket receipt) imposed by some governments.