UA 3878 then AA 3967 at Houston
IAB → Houston → Dallas-Fort Worth
Timetable, Houston time
22:40UA 3878 from IAB at the gate
08:57AA 3967 to Dallas-Fort Worth leaves the gate
10 h 17 apart on the timetable, overnight
The last days
UA 3878 and AA 3967 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.