UA 2330 then BR 1027 at San Francisco
Dallas-Fort Worth → San Francisco → Taipei
Timetable, San Francisco time
21:50UA 2330 from Dallas-Fort Worth at the gatealso AC 3970, VA 8276, NZ 9093
00:10BR 1027 to Taipei leaves the gatealso TG 6290
2 h 20 apart on the timetable, overnight
The last days
UA 2330 and BR 1027 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.