I purchased a roundtrip ticket on Frontier Airlines to denver and back on Frontiers website. language on the website implies there are no change fees or bag fees to use Frontier. when one purchases a ticket, for $117, one then learns that one has to purchase a "package" to avoid change fees and baggage fees. I purchased such a package. called "classic" package. $25 dollars. I assumed it was for the entire flight. by purchasing it and paying $25 more, I avoided change fees and baggage fees. my cost was then $152 for the flight... read full review »