What happens if I cancel my current phone for an iPhone 5?

I'm thinking about canceling my current phone for an iphone 5. My contract doesn't end till feburary of 2014. How much is all of this going to cost me? My service is sprint.

Call sprint and ask

Sprint has a termination fee on the bottom of their website it's in rules the fee could be 280$ if it's an upgrade. Answer mines please.