LHR to CGK Turbulence Forecast
Is the London to Jakarta flight turbulent? Live forecast & historical patterns.
London · Jakarta · 14h 25m
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Typical turbulence along the route
Historical average pattern for LHR–CGK
0h1h2h3h4h5h6h14h 25m
About the LHR–CGK route
The London to Jakarta route crosses the North Atlantic, where the jet stream is the primary source of turbulence. Flying at 37,000 feet, the aircraft encounters the strongest bumps roughly 2–5 hours into the flight. This is clear-air turbulence — no clouds, no visual warning — which makes a pre-flight forecast especially valuable.
The route is served by Emirates, Qatar Airways, Lufthansa on Boeing 777 · Airbus A350 aircraft,
with flights typically cruising at 37,000 feet over a distance of 7,283 miles (6,329 nautical miles).
💡 Tip: Turbulence peaks mid-flight over the Atlantic. First and last hour are usually smooth.
London to Jakarta Flight Time
How long is the flight from LHR to CGK?
37,000 ft
Cruising Altitude
The London (LHR) to Jakarta (CGK) flight takes approximately 14h 25m,
covering 7,283 miles (6,329 nautical miles) at 37,000 feet.
The route is operated by Emirates, Qatar Airways, Lufthansa.
Return flights (CGK to LHR) take a similar time, though westbound transatlantic and transpacific routes are typically 30–60 minutes longer due to headwinds.
Turbulence levels on LHR–CGK
What to expect at each phase of the flight
SmoothDeparture & arrival — climb and descent phases are generally calm
LightMinor bumps — drink stays in your cup, walking feels slightly unsteady
ModerateNoticeable bumps — stay seated with seatbelt on, service may pause
HeavyStrong jolts — unsecured items move, crew seated. Rare but possible
Get minute-by-minute timing for your specific flight
Best time to fly LHR–CGK
Turbulence by month
Best seat on LHR–CGK
Boeing 777
✓ Wing
Rows 20–38
Smoothest
Wing seats are over the center of gravity — least affected by turbulence.
What you'll see in the app
Full forecast, live map & seat recommendations
Related guides
Learn more about flight turbulence
Passenger Reports
Totally smooth April flight. The seatbelt sign came on once briefly on descent but nothing actually happened. Great trip.
Leisure traveler · April
Fly this route pretty regularly for work. Most of the time it's smooth — August was completely fine, not a bump worth mentioning.
Business traveler · August
Was nervous about this flight but honestly didn't need to be. Smooth the whole way, the 14h 25m went by fast.
First-time passenger · January
Frequently asked questions
Is the London to Jakarta flight turbulent?
The LHR–CGK route typically experiences smooth turbulence. The turbulence score for this route is 23.1/100.
When is turbulence worst on LHR to CGK?
Turbulence peaks mid-flight over the Atlantic. First and last hour are usually smooth. Check the turbulence chart above for the typical pattern along this specific route.
Which seat is smoothest on LHR to CGK?
Wing seats are always the smoothest. On a Boeing 777 (the most common aircraft on this route), that's rows 20–38. Avoid the very rear of the aircraft — it amplifies turbulence motion.
How long is the flight from LHR to CGK?
The LHR to CGK flight takes approximately 14h 25m, covering 7,283 miles (6,329 nautical miles).
Which airlines fly LHR to CGK?
The main airlines operating this route are Emirates, Qatar Airways, Lufthansa, flying Boeing 777 · Airbus A350 aircraft.
Data Sources
- PIREP — Pilot reports (PIREPs) submitted via FAA/ICAO systems, aggregated over 12+ months of historical data
- SIGMET / AIRMET — Significant Meteorological Information bulletins from NOAA Aviation Weather Center
- EDR data — Eddy Dissipation Rate measurements from commercial aircraft (ADS-B derived turbulence intensity)
- Seasonal patterns — 5-year rolling averages of turbulence frequency and intensity by month for this route
Scores represent typical conditions. Actual turbulence varies daily. For real-time forecasts, use the Turbulence Forecast app. · About our data