CPT → JNBUsually calm

Is the flight from Cape Town to Johannesburg bumpy?

The Cape Town–Johannesburg flight is usually a smooth flight. Here is where the plane can move, when it happens most, and how to check today’s forecast for your flight.

One of the world’s busiest air routes: it appears in OAG’s list of the routes with the most seats in 2025.
1,271 km789 miles
2 h 00 minapprox. flight time
10–12 kmusual cruising altitude
See today’s forecast for this flight →

Where the plane can move

Southern South America: the southern jet stream

The southern hemisphere has a jet stream too, stronger in its winter (June to August). It can bring patches of clear-air turbulence, usually light.

When: June to August

At the airports

Cape Town is known for its strong wind, especially in summer (December to February); the climb and descent can be bumpy.

Today’s warnings in the area

Live map of turbulence and storm warnings issued to pilots (SIGMET and AIRMET), updated every few minutes.

Tips for this flight

Frequently asked questions

Is turbulence dangerous on the Cape Town–Johannesburg flight?

Turbulence is common and usually just uncomfortable. According to the FAA, the real risk is for people not wearing a seatbelt, who can be thrown from their seats, so keep it fastened while seated.

When is the Cape Town–Johannesburg flight bumpiest?

Based on the areas the route crosses: June to August.

Where should I sit to feel less turbulence?

Over the wings, near the plane’s centre of gravity. The rear of the cabin moves the most.

Other routes

Nervous about flying? Try the three breathing exercises for a calm flight or look at the live turbulence maps.

Sources