Part of the data ring
FlyTime
JNB → MRU

Johannesburg to Plaine Magnien

4h 14mgate to gate

The flight from O.R. Tambo International Airport (JNB) to Sir Seewoosagur Ramgoolam International Airport (MRU) covers 3,066 km (1,905 miles) and takes approximately 4h 14m gate to gate for a typical jet.

The route heads east on an initial great-circle bearing of 84°, passing near 24.0° S, 43.3° E at its midpoint.

Great-circle strip Plate JNB–MRU
4h 14mGATE TO GATE1h 03m3h 10mJNBJohannesburgMRUPlaine Magnien84° EAST1,655 NM07661,5332,2993,066 km

Bearing 84° east Midpoint 24.0° S, 43.3° E Model 805 km/h + 25 min

SOURCE·OurAirports + great-circle computation·REVIEWED JUL 2026

Flight time4h 14mestimated, gate to gate
Distance3,066km · 1,905 mi
Nautical1,655nautical miles
Direction84°east

How this is worked out

  1. Take both airports' published coordinates from OurAirports — nothing here is scraped from another flight site.
  2. Great-circle distance by haversine on a mean earth radius of 6,371.0088 km: 3,066 km.
  3. Airborne time = that distance ÷ 805 km/h, a representative jet cruise speed: 3h 49m.
  4. Add a flat 25 minutes for pushback, taxi, climb, descent and taxi-in — the reason a 400 km hop is never half an hour: 4h 14m gate to gate.
  5. Winds, aircraft type and airline schedule padding are not modelled. The cruise-speed table shows how much that assumption is worth.
3,066 km / 805 km/h = 3h 49m airborne
            + 25 min ground = 4h 14m gate to gate

The full model, and what it ignores →

SOURCE·OurAirports + great-circle computation·REVIEWED JUL 2026

The same route, plotted on a world grid

The strip above gives the route its length and its shape. This gives it a position: latitude and longitude only, no coastlines, because a hand-drawn coastline would be decoration pretending to be data. On a flat grid the shortest path looks bent; on a globe it is straight.

JNB MRU

Flight time at different cruise speeds

Aircraft type, winds and routing all move the real number. This is the same distance flown at different speeds, plus the 25-minute ground and climb allowance.

Typical ofCruise speedAirborneGate to gate
Turboprop / regional550 km/h5h 34m6h 00m
Narrowbody jet (A320, 737)780 km/h3h 56m4h 21m
Widebody jet (777, 787, A350)900 km/h3h 24m3h 50m
Private jet (Gulfstream)850 km/h3h 36m4h 02m

Headwinds on an eastbound long-haul routinely add 30–60 minutes; the same route westbound can be quicker. Airlines publish schedules with padding built in.

SOURCE·OurAirports + great-circle computation·REVIEWED JUL 2026

Both airports

JNBMRU
AirportO.R. Tambo International AirportSir Seewoosagur Ramgoolam International Airport
CityJohannesburgPlaine Magnien
CountrySouth AfricaMauritius
ICAOFAORFIMP
Coordinates-26.1401, 28.2468-20.4302, 57.6836
Elevation5,558 ft186 ft

Every figure on this plate is geometry. The shape of the earth is knowable; the airline's schedule is not.

Questions this plate answers

How long is the flight from Johannesburg to Plaine Magnien?

A non-stop flight from Johannesburg (JNB) to Plaine Magnien (MRU) takes about 4h 14m. The great-circle distance is 3,066 km (1,905 miles, 1,655 nautical miles), flying east on an initial bearing of 84°.

How far is Johannesburg from Plaine Magnien?

3,066 kilometres in a straight line over the earth's surface — 1,905 miles or 1,655 nautical miles. Actual flown distance is usually 2–5% longer because aircraft follow airways, avoid weather and route around restricted airspace.

Is there a non-stop flight between JNB and MRU?

This page calculates the direct-line time and distance; it does not track airline schedules. At 3,066 km the route is comfortably within range of a non-stop service if an airline chooses to fly it. Check an airline or booking site for what is actually scheduled.

Airport coordinates from OurAirports (public domain). Distance is a great-circle calculation; flight time uses the model described on the method page. Flight times are great-circle estimates for planning only — always check the airline's published schedule.

See all 10 sites in this family, with what each one answers

Published by

Amit Sharma

Auckland real-estate agent and marketer. Builds free, sourced data tools.