WN 855 then OO 449 at Denver
Dallas → Denver → Salt Lake City
Timetable, Denver time
07:10WN 855 from Dallas at the gate
17:30OO 449 to Salt Lake City leaves the gatealso UA 449
10 h 20 apart on the timetable
The last days
WN 855 and OO 449 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.