Korean Air
flight
KE 643:
Seoul Incheon - Singapore Changi
Seoul Incheon - Singapore Changi
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FLIGHT SCHEDULE
Direct Flights:
Korean Air KE643
Valid until 2026-03-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:50, non-stop
Boeing 777-300ER (77W)
Boeing 777-300ER (77W)
Direct Flights:
Korean Air KE643
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:50, non-stop
Boeing 777-300ER (77W)
Boeing 777-300ER (77W)
Direct Flights:
Korean Air KE643
Effective 2026-03-29 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 6:10, non-stop
Boeing 777-300ER (77W)
Boeing 777-300ER (77W)
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Parallax here ICN-SIN
- KE 643 is an international flight departing from Seoul Incheon airport, South Korea (ICN) and arriving at Singapore Changi airport, Singapore (SIN).
- The flight distance is 2872 miles, or 4622 km.
- The timezone of the departure airport is UTC+9 , and the timezone of the arrival airport is UTC+8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
- For direct flights, the flight time varies between 6:10 and 6:50.