AA 1871 then WN 170 at Salt Lake City
Dallas-Fort Worth → Salt Lake City → Denver
Timetable, Salt Lake City time
13:00AA 1871 from Dallas-Fort Worth at the gate
18:45WN 170 to Denver leaves the gate
5 h 45 apart on the timetable
The last days
AA 1871 and WN 170 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.