<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by goldmedallionflyer:
Depending on the day/time and how undersold the F cabin is, I have seen the SBUP fares of $75 and $150. Depending on the flight service provide (i.e. meal or no), this is a rather high price for a bit more leg room. But if your salary deems this as insignificant ......
GMF</font>
I'm pretty sure they sell upgrades from ATL to BOS for $75, if they have them. Probably around the same price or $100 from MSP to ATL.