LHR
London Heathrow Airport
✈
AUS
Austin-bergstrom International
Distance
4,261 nm
Altitude
40,000 ft
Est. Duration
9h 49m
Route Information
Departure

LHR (LHR)

Distance

7,891.8 km (4,261.2 nautical miles)

Arrival

AUS (AUS)

Flight Time

615 minutes (10h 15m)

Flight Profile

Cruise Altitude: 40,000 ft (Flight Level 400)

Route calculated using great circle navigation

Turbulence comfort along route
Comfort score combines turbulence probability with intensity, higher means rougher
Smooth Light Moderate Severe
💙
We know turbulence can feel scary - especially on long flights. This report is built for you: what bumps feel like, when they happen, and why they don't put the aircraft in danger. Many passengers feel exactly the same way.
Right now on your route
Live pilot reports from aircraft flying LHR → AUS
15 pilot reports along this route
15 / 15
Reporting smooth
0 / 15
Light turbulence
0
Moderate or worse
Latest pilot reports
Smooth
ARP DAL99 5450N01242W 1220 F310 PIKIL 1234 5700N02000W MS42 235/71 KT N828MH QXS BRR 281220 F06A
2m ago
Smooth
ARP UAL53 5450N01142W 1220 F350 PIKIL 1239 5700N02000W MS53 229/76 KT N651UA QXS ORK 281220 F09A
2m ago
Smooth
ARP DAL293 5621N04350W 1220 F360 5500N05000W 1249 LOMSI MS54 297/42 KT N851NW DDL UAK 281220 J47A
2m ago
Smooth
ARP TSC251 5623N04340W 1220 F390 5500N05000W 1251 LOMSI MS58 298/36 KT CGUFZ QXS UAK 281220 J91A
2m ago
Smooth
ARP TOM048 5359N04542W 1220 F380 5300N05000W 1241 RIKAL MS57 255/24 KT GTUIM DDL XXH 281220 L93A
2m ago
AI-powered flight briefing
15,500 data points analyzed · HIGH confidence
Your Flight

We analysed more than 15,500 data points along your route from London Heathrow Airport, London to Austin-bergstrom International, Austin.

Your Journey Beta

Your route takes you crossing the North Atlantic Ocean and over the Appalachian Mountains – these areas can sometimes cause light turbulence.

Smooth Flight

We're expecting smooth conditions throughout your flight. You can sit back and relax.

Takeoff

Takeoff should feel smooth with possible light bumps, with calm conditions around the airport.

Winds Aloft

Winds at cruising altitude are about 38 knots. These winds may delay arrival by up to 22 minutes.

Landing

Landing should feel smooth with possible light bumps with typical approach conditions.

You're in Safe Hands

If you feel nervous at any point, remember that turbulence is expected, safe, and part of normal flying. The crew is monitoring everything, and the aircraft is built to handle far more than anything you will feel. Have a safe and calm flight.

Relaxation Exercises
ZeroTurb Index (ZTI): Powered by our turbulence prediction algorithm combining atmospheric Richardson Number, wind shear analysis, temperature gradients, and geomagnetic activity. Learn more
Live data from ECMWF global forecast models · 12 atmospheric pressure levels · Updated every 6 hours
Flight Timeline 10h 15min
Maximum turbulence expected per segment
Takeoff
Light
0:30-1:00
Light
1:00-1:30
Light
1:30-2:00
Light
2:00-2:30
Light
2:30-2:59
Light
2:59-3:28
Light
3:28-3:57
Light
3:57-4:26
Smooth
4:26-4:55
Smooth
4:55-5:24
Smooth
5:24-5:53
Smooth
5:53-6:22
Light
6:22-6:51
Light
6:51-7:20
Light
7:20-7:49
Light
7:49-8:18
Light
8:18-8:47
Light
8:47-9:16
Smooth
9:16-9:45
Light
Landing
Light
Smooth
Light
Moderate
Severe
Longer bars indicate higher turbulence intensity. Values shown are the maximum for each time segment.
Airport conditions
Live weather at departure and arrival
LHR London Heathrow Airport - Departure
Wind
7 kt G17 (240°)
Sky
Few
Temperature
26°C
Conditions
VFR - Clear conditions, no delays expected
AUS Austin-bergstrom International - Arrival
Visibility
9 mi
Wind
7 kt (190°)
Sky
Scattered
Temperature
25°C
Conditions
MVFR - Reduced visibility, minor delays possible
Your flight details
Departure timing and aircraft information
Data sources & our approach
ZeroTurb's Custom Algorithm: Our proprietary ZeroTurb Index (ZTI) combines three meteorological indices weighted by their predictive accuracy - giving you transparent, passenger-focused turbulence probability instead of vague categories.

This forecast integrates data from:

Disclaimer: This forecast is for informational purposes only. Always consult official aviation weather sources and follow ATC guidance.

Fly this route, calmly Game · Beta A calming mini-game, not a forecast. Glide LHR → AUS through soft clouds, nothing to crash into.