Originally Posted by
gringo
The $50 Flica charges is well worth it, unless you're the type of individual who likes to manually go in and figure out the difference between the government rate for a particular city pair and what Spirit paid you in per diem.
There is a middle point between the two, cheaper options than Flica's $50 that does the leg work for you.
I use PerDiemCalc for $25 and it takes me 10 minutes. Schedule detail from crewtrac and perdiem calc, drop the cities in and it does it for you, $25.