A FlyerTalk Posting Legend
Join Date: Sep 2009
Location: Minneapolis: DL DM charter 2.3MM
Programs: A3*Gold, SPG Plat, HyattDiamond, MarriottPP, LHW exAccess, ICI, Raffles Amb, NW PE MM, TWA Gold MM
Posts: 102,617
With elderly/ill passengers in the party, I wouldn't try for a tight connection in a big airport.
I assume that driving the COS-DEN leg wouldn't make sense from your location, especially during the time of year you're traveling.