Vietjet Air HAN DAD VJ501
Vietjet Air
FLIGHT
VJ501
HAN
Noi Bai International Airport
20:15
03 Mar
Now: --:-- UTC+7
8 h 20 m
DAD
Da Nang International Airport
21:35
03 Mar
Altitude: 31,000ft (9.4km) Distance: 339 nm Duration: 8 h 20 m
ALTITUDE
31,000ft
DISTANCE
339 nm
DURATION
8 h 20 m
Times and gates subject to change. Verify with airline.
Turbulence Comfort Along Route Comfort View
Comfort Score: Combines turbulence probability (GTG forecast) with intensity (ZTI analysis). High scores indicate both high probability AND high intensity turbulence.
Smooth
Light
Moderate
Severe
Flight Smoothness Score
7.8 /10
Smoothness
Mostly Smooth
35%
Smooth
41%
Light
24%
Moderate

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AI-Powered Flight Briefing
📊 1,500 data points analyzed
Your Flight

We analysed more than 1,500 data points along your route from Noi Bai International Airport, Hanoi (Soc Son) to Da Nang International Airport, Da Nang.

Your Journey Beta

Some bumpy patches are scattered throughout the flight. Keep your seatbelt fastened when seated.

Your route takes you crossing the South China Sea – conditions there can sometimes cause light turbulence.

Mostly Smooth

Overall conditions look mostly smooth with occasional light bumps. Nothing to worry about.

Takeoff

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

Winds Aloft

Standard wind conditions expected at cruising altitude.

Landing

Landing should feel a bit bumpy on descent 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 proprietary turbulence prediction algorithm combining atmospheric Richardson Number, wind shear analysis, temperature gradients, and geomagnetic activity for precise, real-time forecasting. Learn more
Live data from ECMWF global forecast models • 12 atmospheric pressure levels analyzed • Updated every 6 hours
Flight Timeline 8h 20min
Maximum turbulence expected per segment
Takeoff
Smooth
0:30-1:00
Smooth
1:00-1:30
Light
1:30-2:00
Moderate
2:00-2:30
Smooth
2:30-3:00
Moderate
3:00-3:29
Moderate
3:29-3:58
Light
3:58-4:27
Smooth
4:27-4:56
Light
4:56-5:25
Moderate
5:25-5:54
Light
5:54-6:23
Smooth
6:23-6:52
Light
6:52-7:21
Light
7:21-7:50
Light
Landing
Smooth
Smooth
Light
Moderate
Severe
Longer bars indicate higher turbulence intensity. Values shown are the maximum for each time segment.
Airport Weather
Departure
HAN
Forecast
20°C (Now)
Broken • 10 kt • VFR — Clear conditions, no delays expected
Arrival
DAD
At Arrival
24°C (Now)
Broken • 8 kt • VFR — Clear conditions, no delays expected
🌤️ Afternoon Flight

Afternoon flights may encounter more turbulence due to thermal activity as the sun heats the ground, creating rising air currents.

Looking for more detailed analysis?

Data Sources & Our Approach
ZeroTurb's Custom Algorithm: We've developed a proprietary ZeroTurb Index (ZTI) algorithm that combines three meteorological indices weighted by their predictive accuracy. This gives 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.

How accurate are turbulence alerts? Alerts are based on updated forecast models and pilot reports, and can change as departure approaches.