DL 491 then WN 2258 at Salt Lake City
Bozeman → Salt Lake City → Las Vegas
Timetable, Salt Lake City time
06:43DL 491 from Bozeman at the gate
21:25WN 2258 to Las Vegas leaves the gate
14 h 42 apart on the timetable
WN 2258 leaves 14 h 42 after DL 491 arrives on the timetable: more than half a day, so not a connection we count.