MU 8665 then UA 2639 at San Francisco
New York JFK → San Francisco → Arcata
Timetable, San Francisco time
22:42MU 8665 from New York JFK at the gate
16:20UA 2639 to Arcata leaves the gatealso EK 6490
17 h 38 apart on the timetable, overnight
UA 2639 leaves 17 h 38 after MU 8665 arrives on the timetable: more than half a day, so not a connection we count.