UA 345 then BA 5600 at San Francisco
Las Vegas → San Francisco → Dallas-Fort Worth
Timetable, San Francisco time
19:58UA 345 from Las Vegas at the gatealso AC 3110, NZ 9241
23:23BA 5600 to Dallas-Fort Worth leaves the gatealso CX 7582
3 h 25 apart on the timetable
The last days
UA 345 and BA 5600 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.