🇮🇩 Jakarta → 🇬🇧 London
CGK to LHR — Complete travel planning guide
Time Difference
Jet Lag Severity
Adjustment Timeline
Flying from Jakarta to London
The flight from Jakarta (CGK) to London (LHR) covers approximately 11,721 kilometers (7,283 miles) based on the great-circle distance between both airports. This is the shortest theoretical path over Earth's surface, though actual flight paths may be slightly longer due to air traffic routing, weather avoidance, and airspace restrictions.
The estimated non-stop flight time is 14h 7m to 15h 50m, assuming a modern jet cruising at approximately 850 km/h. This gate-to-gate estimate includes time for taxi, takeoff, climb, cruise, descent, and landing. Actual duration varies based on wind conditions — particularly the jet stream — aircraft type, and airport congestion at both ends.
London is 6 hour(s) behind Jakarta. Travelers crossing 6 time zone(s) westward can expect moderate jet lag, with full circadian adjustment typically taking about 5 day(s).
Since you're traveling westward, your body clock needs to delay — meaning you'll feel alert later into the evening and sluggish in the morning. Evening light exposure at your destination helps push your clock in the right direction.