Glacier Park Airport is one of those spots that is never cheap to get to and even harder to pull off from the East Coast with a decent connection. For those that can make it happen, you have some seriously easy access to big mountain terrain right in the heart of the Montana Winter.
Getting into Glacier Park for less than $550 is pretty much impossible on any sort of regular basis, at $375 this saves you ~35% off those prices.
Usually I am stoked to find a flight into Bozeman under $400, but a flight into Glacier Park is ALWAYS at least $100 more. Not this time.
Ski and Snowboard
There is some amazing stuff in far north west Montana that has nothing to do with Snow, that being said, flights on the cheap side are hard to find during the winter making this one even more note worthy.
Checking off the Kicking Horse in pursuit of the full Powder Highway circuit is done most easily from this airport. Easy and cheap are not usually two words used to describe that feat.
Most of the best availability is in January, that's where you get the $374, Single-Stop in Denver, which is great compared to Dallas etc. February and March are in the $425+ range.
Some choice Winter 2018 example dates: