OS 1 then UA 4605 at O'Hare
Vienna → Chicago → Omaha
Timetable, Chicago time
13:13OS 1 from Vienna at the gate
16:00UA 4605 to Omaha leaves the gate
2 h 47 apart on the timetable
The last days
OS 1 and UA 4605 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.