Part of the data ring
FlyTime
CPT → LHR

Cape Town to London

12h 27mgate to gate

The flight from Cape Town International Airport (CPT) to London Heathrow Airport (LHR) covers 9,682 km (6,016 miles) and takes approximately 12h 27m gate to gate for a typical jet.

The route heads north on an initial great-circle bearing of 348°, passing near 8.9° N, 10.4° E at its midpoint.

Great-circle strip Plate CPT–LHR
12h 27mGATE TO GATE3h 07m9h 20mCPTCape TownLHRLondon348° NORTH5,228 NM02,4204,8417,2619,682 km

Bearing 348° north Midpoint 8.9° N, 10.4° E Model 805 km/h + 25 min

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

Flight time12h 27mestimated, gate to gate
Distance9,682km · 6,016 mi
Nautical5,228nautical miles
Direction348°north

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: 9,682 km.
  3. Airborne time = that distance ÷ 805 km/h, a representative jet cruise speed: 12h 02m.
  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: 12h 27m 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.
9,682 km / 805 km/h = 12h 02m airborne
            + 25 min ground = 12h 27m 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.

CPT LHR

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/h17h 36m18h 01m
Narrowbody jet (A320, 737)780 km/h12h 25m12h 50m
Widebody jet (777, 787, A350)900 km/h10h 45m11h 11m
Private jet (Gulfstream)850 km/h11h 23m11h 49m

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

CPTLHR
AirportCape Town International AirportLondon Heathrow Airport
CityCape TownLondon
CountrySouth AfricaUnited Kingdom
ICAOFACTEGLL
Coordinates-33.974, 18.604351.4707, -0.4599
Elevation151 ft83 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 Cape Town to London?

A non-stop flight from Cape Town (CPT) to London (LHR) takes about 12h 27m. The great-circle distance is 9,682 km (6,016 miles, 5,228 nautical miles), flying north on an initial bearing of 348°.

How far is Cape Town from London?

9,682 kilometres in a straight line over the earth's surface — 6,016 miles or 5,228 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 CPT and LHR?

This page calculates the direct-line time and distance; it does not track airline schedules. At 9,682 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.

What should I expect on a 12h 27m flight?

Anything past six hours is a long-haul flight: expect at least one meal service, a significant time-zone shift, and enough sitting that circulation and hydration start to matter. Cabin altitude, dry air and disrupted sleep do more damage to a training routine than the flight itself.

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.

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Published by

Amit Sharma

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