American Airlines ORD LHR AA86
American Airlines · Live forecast
ORD → LHR
AA86 · Jul 17, 2026 · 18:10 CD · N821AN
Also sold as: UA920 United Airlines
86
Calm Score
"A smooth ride ahead — sit back and enjoy."
7h 55m
Duration
3,425 nm
Distance
39,000 ft
Cruise Altitude
HIGH
Confidence
Turbulence comfort along route
Comfort score combines turbulence probability with intensity, higher means rougher
Smooth Light Moderate Severe
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💙
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 you'll be completely safe. 1 in 3 passengers feel exactly like you.
Right now on your route
Live pilot reports from aircraft flying ORD → LHR
15 pilot reports along this route
15 / 15
Reporting smooth
0 / 15
Light turbulence
0
Moderate or worse
Latest pilot reports
Smooth
ARP KLM48 5649N02523W 0333 F390 5659N02000W 0354 SUNOT MS56 290/29 KT PHBKD QXT AME 170333 L40A
2m ago
Smooth
ARP ELY003 5607N02344W 0332 F360 5601N03000W 0359 5501N04000W MS51 275/24 KT 4XEDC QXT EUA 170332 L88A
3m ago
Smooth
ARP VPBEL 5655N02133W 0332 F380 5600N02000W 0341 DOGAL MS58 297/41 KT VPBEL QXT EUA 170332 F11A
3m ago
Smooth
ARP AUA56 5636N02449W 0332 F370 5630N02000W 0352 PIKIL MS56 269/26 KT OELAY DDL IG1 170332 F13A
3m ago
Smooth
ARP ICE630 5448N05021W 0330 F370 5500N05000W 0332 5959N03959W MS42 180/51 KT TFISO QXT IGW 170332 A32A
5m ago
AI-powered flight briefing
12,500 data points analyzed · HIGH confidence
Your Flight

We analysed more than 12,500 data points along your route from Chicago O'Hare International Airport, Chicago to London Heathrow Airport, London.

Your Journey Beta

18 minutes and 5 hours into the flight: Some moderate bumps expected.
The crew may adjust altitude or ask you to stay seated during these sections.
The rest of the flight should be smooth.

Your route takes you crossing the North Atlantic Ocean – conditions there 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 a bit bumpy initially, with calm conditions around the airport.

Winds Aloft

Winds at cruising altitude are about 39 knots. These winds are favorable and may get you there up to 11 minutes early.

Landing

Landing should feel smooth 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 7h 55min
Maximum turbulence expected per segment
Takeoff
Moderate
0:30-1:00
Light
1:00-1:30
Light
1:30-2:00
Light
2:00-2:30
Light
2:30-3:00
Light
3:00-3:30
Light
3:30-4:00
Light
4:00-4:30
Light
4:30-5:00
Moderate
5:00-5:29
Light
5:29-5:58
Light
5:58-6:27
Light
6:27-6:56
Smooth
6:56-7:25
Smooth
Landing
Smooth
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
ORD Chicago O'Hare International Airport — Departure
Visibility
1 mi
Wind
15 kt G25
Sky
Broken
Temperature
27°C
Conditions
LIFR — Very poor visibility, significant delays expected
LHR London Heathrow Airport — Arrival
Wind
3 kt (350°)
Sky
Broken
Temperature
17°C
Conditions
VFR — Clear conditions, no delays expected
Your flight details
Departure timing and aircraft information
Evening Flight Departure
Time of day
Evening Flight
Tip
Evening and night flights typically offer smoother conditions as thermal activity subsides and the atmosphere stabilizes after sunset.
When
Today
N821AN
Category
Wide-Body Aircraft
Size
Large
Comfort
Large, twin-aisle aircraft like this generally provide the smoothest ride through turbulence due to their size, weight, and advanced stabilization systems.
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 ORD → LHR through soft clouds, nothing to crash into.