GK 7300 then UA 868 at Narita
Fukuoka → Tokyo → Chicago
Timetable, Tokyo time
20:35GK 7300 from Fukuoka at the gate
18:00UA 868 to Chicago leaves the gate
21 h 25 apart on the timetable, overnight
UA 868 leaves 21 h 25 after GK 7300 arrives on the timetable: more than half a day, so not a connection we count.