Delta Air Lines JFK PDX DL684
Delta Air Lines · Live forecast
JFK → PDX
DL684 · Mar 16, 2026 · 18:52 ED
78
Calm Score
"Mostly smooth — one short bumpy section you'll handle."
3h 18m
Duration
2,127 nm
Distance
40,000 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 JFK → PDX
2 pilot reports along this route
1 / 2
Reporting smooth
0 / 2
Light turbulence
1
Moderate or worse
Latest pilot reports
Smooth
GRR UA /OV KGRR/TM 0330/FL005/TP A319/SK OVC005
5m ago
Moderate
BKE UA /OV BKE/TM 0314/FL380/TP A20N/TB MOD CAT 380/RM /ZSE
21m ago
AI-powered flight briefing
7,500 data points analyzed · HIGH confidence
Your Flight

We analysed more than 7,500 data points along your route from John F Kennedy International Airport, New York to Portland International Airport, Portland.

Your Journey Beta

1 hour, 2 hours 30 minutes, and 3 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 over the Appalachian Mountains and over the Rocky Mountains – these areas 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 possible light bumps, with calm conditions around the airport.

Winds Aloft

Winds at cruising altitude are about 92 knots. These winds may delay arrival by up to 27 minutes.

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 3h 18min
Maximum turbulence expected per segment
Takeoff
Light
0:20-0:47
Light
0:47-1:14
Moderate
1:14-1:40
Light
1:40-2:06
Light
2:06-2:32
Moderate
2:32-2:58
Light
Landing
Moderate
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
JFK John F Kennedy International Airport — Departure
Wind
23 kt G40 (170°)
Sky
Overcast
Temperature
7°C
Conditions
VFR — Clear conditions, no delays expected
PDX Portland International Airport — Arrival
Wind
4 kt (100°)
Sky
Overcast
Temperature
8°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
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.