BA 219 then WN 550 at Denver
London → Denver → Phoenix Sky Harbor
Timetable, Denver time
15:10BA 219 from London at the gate
15:45WN 550 to Phoenix Sky Harbor leaves the gate
35 min apart on the timetable
The last days
BA 219 and WN 550 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.