When is the London to Sydney route most turbulent?

See the monthly chart above for exact patterns. Transatlantic and mountain routes are typically roughest in winter (Dec–Mar). Tropical and Caribbean routes peak during monsoon season (Jul–Sep).

What aircraft operates the LHR to SYD route?

The LHR–SYD route is typically operated by Airbus A380 · Boeing 787. Airlines include Qantas, British Airways, Emirates.

Is turbulence on LHR to SYD dangerous?

No — turbulence on the LHR–SYD route is not dangerous to the aircraft. Modern commercial aircraft are built to withstand far more stress than any turbulence encountered. The main risk is to unbelted passengers. Always keep your seatbelt fastened when seated.

How can I check turbulence before my LHR to SYD flight?

Use the Turbulence Forecast app (iOS & Android) for real-time PIREPs, SIGMET alerts, and AI-powered forecasts for the LHR–SYD route. The app shows minute-by-minute turbulence timing for your specific flight date.

LHR to SYD Turbulence Forecast

Q: Is the London to Sydney flight turbulent?

The LHR–SYD route typically experiences light turbulence. Moderate turbulence expected — fasten seatbelt when seated.

Q: Which seat is smoothest on LHR to SYD?

Wing seats are smoothest. On a Airbus A380 · Boeing 787, that's rows 32–54. Avoid the rear of the aircraft where turbulence is felt most.

Q: How long is the flight from LHR to SYD?

The LHR to SYD flight takes approximately 21h 30m, covering 10,618 miles (9,226 nautical miles) at a cruising altitude of 39,000 feet.

Is the London to Sydney flight turbulent? Live forecast & historical patterns.

Live forecast

LHR

→

SYD

London · Sydney · 21h 30m

Turb Score

21h 30m

Duration

9,226 nm

Distance

39,000 ft

Cruise Alt.

Light

Typical

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Typical turbulence along the route

Historical average pattern for LHR–SYD

0h1h2h3h4h5h6h21h 30m

Smooth

Light

Moderate

Heavy

About the LHR–SYD route

The London to Sydney route spans the Pacific Ocean — one of the longest commercial flight paths in the world at 10,618 miles. The Pacific jet stream creates moderate turbulence, typically around 3–7 hours into the flight. The sheer length of the route means passengers experience varying conditions: calm stretches punctuated by bumpy patches.

The route is served by Qantas, British Airways, Emirates on Airbus A380 · Boeing 787 aircraft, with flights typically cruising at 39,000 feet over a distance of 10,618 miles (9,226 nautical miles).

💡 Tip: Long flight — turbulence varies throughout. Wing seats significantly reduce motion.

London to Sydney Flight Time

How long is the flight from LHR to SYD?

21h 30m

Flight Time

10,618 mi

Distance

39,000 ft

Cruising Altitude

Airbus A380

Aircraft

The London (LHR) to Sydney (SYD) flight takes approximately 21h 30m, covering 10,618 miles (9,226 nautical miles) at 39,000 feet. The route is operated by Qantas, British Airways, Emirates. Return flights (SYD 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–SYD

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

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Best time to fly LHR–SYD

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on LHR–SYD

Airbus A380

Front

Rows 1–31

Light

✓ Wing

Rows 32–54

Smoothest

Rear

Rows 55+

Rougher

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

Similar routes

Other popular routes with turbulence data

San Francisco → Sydney

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Is Turbulence Dangerous?

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Passenger Reports

Flew London–Sydney in January, had some light turbulence in the middle portion of the flight. Brief and nothing concerning. This route is usually fine.

Business traveler · January

Some light chop crossing the dateline — seatbelt sign came on for maybe 20 minutes but nothing to worry about. Typical for this route in December.

Regular traveler · December

A few bumpy patches over the Pacific, lasted maybe half an hour total. Drink service was paused briefly. Not unusual for this time of year.

Frequent flyer · March

All LHR routes→ All SYD routes→

Frequently asked questions

Is the London to Sydney flight turbulent?

The LHR–SYD route typically experiences light turbulence. Moderate turbulence expected — fasten seatbelt when seated. The turbulence score for this route is 55/100.

When is turbulence worst on LHR to SYD?

Long flight — turbulence varies throughout. Wing seats significantly reduce motion. Check the turbulence chart above for the typical pattern along this specific route.

Which seat is smoothest on LHR to SYD?

Wing seats are always the smoothest. On a Airbus A380 (the most common aircraft on this route), that's rows 32–54. Avoid the very rear of the aircraft — it amplifies turbulence motion.

How long is the flight from LHR to SYD?

The LHR to SYD flight takes approximately 21h 30m, covering 10,618 miles (9,226 nautical miles).

Which airlines fly LHR to SYD?

The main airlines operating this route are Qantas, British Airways, Emirates, flying Airbus A380 · Boeing 787 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