LHR
London Heathrow Airport
✈
YUL
Montreal / Pierre Elliott Trudeau International Airport
Distance
2,816 nm
Altitude
40,000 ft
Est. Duration
6h 36m
Route Information
Departure

LHR (LHR)

Distance

5,214.5 km (2,815.6 nautical miles)

Arrival

YUL (YUL)

Estimated Flight Time

396 minutes (6h 36m)

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
Your flight, stretch by stretch
Some bumps expected. 2 bumpier stretches, about 368 min in total.
  • 0:00-4:14 · Takeoff · light bumps (~254 min) Light movement. Drinks may ripple.
  • 4:14-4:42 · smooth
  • 4:42-6:36 · Landing · light bumps (~114 min) Light movement. Drinks may ripple.
💙
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 → YUL
15 pilot reports along this route
15 / 15
Reporting smooth
0 / 15
Light turbulence
0
Moderate or worse
Latest pilot reports
Smooth
ARP WJA53 5411N01148W 0948 F360 VENER 1006 5500N02000W MS49 231/131 KT CGDDR QXS BLY 150948 F20A
4m ago
Smooth
ARP ACA850 5609N01804W 0948 F390 ETARI 1002 MOGLO MS44 236/55 KT CGFUR DDL XXH 150949 J06A
4m ago
Smooth
ARP ETD1 5358N04647W 0947 F380 5302N05001W 1005 RIKAL MS51 257/52 KT A6XWF QXT AME 150948 J50A
5m ago
Smooth
ARP ETD1 5359N04644W 0947 F380 5302N05001W 1005 RIKAL MS51 257/51 KT A6XWF QXT AME 150947 J44A
5m ago
Smooth
ARP CLX19F 5504N02145W 0946 F410 5500N02000W 0953 RESNO MS44 244/45 KT LXLCL QXT AOE 150947 F51A
6m ago
AI-powered flight briefing
10,000 data points analyzed · HIGH confidence
Your Flight

We analysed more than 10,000 data points along your route from London Heathrow Airport, London to Montreal / Pierre Elliott Trudeau International Airport, Montréal.

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 66 knots. These winds may delay arrival by up to 46 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 6h 36min
Maximum turbulence expected per segment
Takeoff
Light
0:30-0:58
Light
0:58-1:26
Light
1:26-1:54
Light
1:54-2:22
Light
2:22-2:50
Light
2:50-3:18
Light
3:18-3:46
Light
3:46-4:14
Light
4:14-4:42
Smooth
4:42-5:10
Light
5:10-5:38
Light
5:38-6:06
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
8 kt (190°)
Sky
Few
Temperature
19°C
Conditions
MVFR - Reduced visibility, minor delays possible
YUL Montreal / Pierre Elliott Trudeau International Airport - Arrival
Visibility
10+ mi
Wind
10 kt (360°)
Sky
Few
Temperature
6°C
Conditions
VFR - Clear conditions, no delays expected
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. Glide LHR → YUL, with soft clouds where today's forecast shows bumpier air. Nothing to crash into.