United Airlines ORD LHR UA920
United Airlines · Live forecast
ORD → LHR
UA920 · Mar 16, 2026 · 18:45 CD · N664UA
81
Calm Score
"A smooth ride ahead — sit back and enjoy."
8h 10m
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
13 / 15
Reporting smooth
1 / 15
Light turbulence
1
Moderate or worse
Latest pilot reports
Smooth
ARP BOX469 5447N06033W 0336 F330 5450N05957W 0338 HOIST MS49 293/99 KT DAALA QXT AOE 160336 F26A
3m ago
Smooth
ARP THY2 5258N05929W 0335 F330 JANJO 0348 5600N05000W MS53 299/163 KT TCJJV QXS YHO 160335 F20A
4m ago
Smooth
ARP SAS908 5644N 03606W 0334 F350 M45 233/39 5859N 02959W 0402 6159N 01959W KT SEDMS DDL IG1 160335 J83A
5m ago
Smooth
ARP ICE630 5557N04759W 0333 F380 5900N04000W 0413 6200N03000W MS47 274/23 KT TFISO QXT IGW 160333 A99A
6m ago
Smooth
ARP BAW20R 5512N04818W 0333 F370 5559N04000W 0405 5629N03000W MS47 276/31 KT GZBLA DDL XXH 160333 L05A
6m 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

1 hour and 1 hour 50 minutes 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 smooth with possible light bumps, with calm conditions around the airport.

Winds Aloft

Winds at cruising altitude are about 73 knots. These winds are favorable and may get you there up to 54 minutes early.

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 8h 10min
Maximum turbulence expected per segment
Takeoff
Light
0:30-0:59
Moderate
0:59-1:28
Light
1:28-1:57
Moderate
1:57-2:26
Light
2:26-2:55
Light
2:55-3:24
Light
3:24-3:53
Light
3:53-4:22
Smooth
4:22-4:51
Light
4:51-5:20
Light
5:20-5:48
Light
5:48-6:16
Light
6:16-6:44
Light
6:44-7:12
Light
7:12-7:40
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
ORD Chicago O'Hare International Airport — Departure
Wind
18 kt G28 (300°)
Sky
Broken
Temperature
1°C
Conditions
MVFR — Reduced visibility, minor delays possible
LHR London Heathrow Airport — Arrival
Wind
10 kt (270°)
Sky
Few
Temperature
6°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
N664UA
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.