When is the Raleigh to St. Louis route most turbulent?

Check the monthly chart for exact patterns. Transatlantic and mountain routes are typically roughest in winter (Dec–Mar). Tropical routes peak during monsoon season.

RDU to STL Turbulence Forecast

Q: Is the Raleigh to St. Louis flight turbulent?

The RDU–STL route typically experiences smooth turbulence.

Q: Which seat is smoothest on RDU to STL?

Wing seats are smoothest. On a Airbus A320 · Boeing 737, that's rows 10–20. Avoid the rear of the aircraft.

Q: How long is the flight from RDU to STL?

The RDU to STL flight takes approximately 1h 55m, covering 666 miles at 33,000 feet.

Is the Raleigh to St. Louis flight turbulent? Live forecast & historical patterns.

Live forecast

RDU

→

STL

Raleigh · St. Louis · 1h 55m

11.4

Turb Score

1h 55m

Duration

579 nm

Distance

33,000 ft

Cruise Alt.

Smooth

Typical

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Typical turbulence along the route

Historical average pattern for RDU–STL

0h1h2h3h4h5h6h1h 55m

Smooth

Light

Moderate

Heavy

About the RDU–STL route

The Raleigh to St. Louis domestic route is generally one of the smoother flights in the US network, covering 666 miles at around 33,000 feet. Turbulence is most common when weather systems cross the Midwest or when the flight path skirts the Rocky Mountains. Short duration means any rough patches pass quickly.

The route is served by Southwest, United, American Airlines on Airbus A320 · Boeing 737 aircraft, with flights typically cruising at 33,000 feet over a distance of 666 miles (579 nautical miles).

💡 Tip: Domestic routes are generally smoother. Mountain crossings are the main turbulence source.

Raleigh to St. Louis Flight Time

How long is the flight from RDU to STL?

1h 55m

Flight Time

666 mi

Distance

33,000 ft

Cruising Altitude

Airbus A320

Aircraft

The Raleigh (RDU) to St. Louis (STL) flight takes approximately 1h 55m, covering 666 miles (579 nautical miles) at 33,000 feet. The route is operated by Southwest, United, American Airlines. Actual flight time may vary by 10–20 minutes depending on wind conditions and routing.

Turbulence levels on RDU–STL

What to expect at each phase of the flight

SmoothDeparture & arrival — climb and descent phases are generally calm

LightMinor bumps — drink stays in your cup, walking feels slightly unsteady

ModerateNoticeable bumps — stay seated with seatbelt on, service may pause

HeavyStrong jolts — unsecured items move, crew seated. Rare but possible

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Best time to fly RDU–STL

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on RDU–STL

Airbus A320

Front

Rows 1–9

Light

✓ Wing

Rows 10–20

Smoothest

Rear

Rows 21+

Rougher

Wing seats are over the center of gravity — least affected by turbulence.

What you'll see in the app

Full forecast, live map & seat recommendations

Similar routes

Other popular routes with turbulence data

Raleigh-Durham → New York

light

RDU → ORD

Raleigh-Durham → Chicago

light-moderate

RDU → LAX

Raleigh-Durham → Los Angeles

light-moderate

See all us domestic flights →

Related guides

Learn more about flight turbulence

Turbulence Tracker

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Best Seat Guide

Which rows feel turbulence least

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When Does Turbulence Happen?

Phases of flight explained

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Turbulence Forecast Map

Global turbulence outlook

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Passenger Reports

Fly this route pretty regularly for work. Most of the time it's smooth — January was completely fine, not a bump worth mentioning.

Business traveler · January

Totally smooth January flight. The seatbelt sign came on once briefly over the Midwest but nothing actually happened. Great trip.

Leisure traveler · January

Was nervous about this flight but honestly didn't need to be. Smooth the whole way, the 1h 55m went by fast.

First-time passenger · January

All RDU routes→ All STL routes→

Frequently asked questions

Is the Raleigh to St. Louis flight turbulent?

The RDU–STL route typically experiences smooth turbulence. The turbulence score for this route is 11.4/100.

When is turbulence worst on RDU to STL?

Domestic routes are generally smoother. Mountain crossings are the main turbulence source. Check the turbulence chart above for the typical pattern along this specific route.

Which seat is smoothest on RDU to STL?

Wing seats are always the smoothest. On a Airbus A320 (the most common aircraft on this route), that's rows 10–20. Avoid the very rear of the aircraft — it amplifies turbulence motion.

How long is the flight from RDU to STL?

The RDU to STL flight takes approximately 1h 55m, covering 666 miles (579 nautical miles).

Which airlines fly RDU to STL?

The main airlines operating this route are Southwest, United, American Airlines, flying Airbus A320 · Boeing 737 aircraft.

Data Sources

PIREP — Pilot reports (PIREPs) submitted via FAA/ICAO systems, aggregated over 12+ months of historical data
SIGMET / AIRMET — Significant Meteorological Information bulletins from NOAA Aviation Weather Center
EDR data — Eddy Dissipation Rate measurements from commercial aircraft (ADS-B derived turbulence intensity)
Seasonal patterns — 5-year rolling averages of turbulence frequency and intensity by month for this route

Scores represent typical conditions. Actual turbulence varies daily. For real-time forecasts, use the Turbulence Forecast app. · About our data