AY 961 then SK 1501 at Copenhagen
Helsinki → Copenhagen → London Heathrow
Timetable, Copenhagen time
18:35AY 961 from Helsinki at the gate
17:30SK 1501 to London Heathrow leaves the gate
22 h 55 apart on the timetable, overnight
SK 1501 leaves 22 h 55 after AY 961 arrives on the timetable: more than half a day, so not a connection we count.