3S 440 then CV 278 at O'Hare
Frankfurt am Main → Chicago → Luxembourg
Timetable, Chicago time
18:123S 440 from Frankfurt am Main at the gate
23:00CV 278 to Luxembourg leaves the gate
4 h 48 apart on the timetable
The last days
3S 440 and CV 278 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.