R4 893 Cheap flights to London Heathrow Airport

There are 4 cabin classes available to choose from on South Africa to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

The cheapest day to depart on your flight to London Heathrow Airport is on a Sunday when prices can be found for as low as R14 839. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around R15 901.

The cheapest month to fly to London Heathrow Airport from South Africa is in November. Flight prices, which tend to average around R11 586, are often lower during this time because this is during the off-season. If you don’t want to visit London Heathrow Airport in November, then you should wait until February to fly from South Africa, when ticket prices are also cheap, with an average price of R11 619.

The cheapest time of day to fly to London Heathrow Airport is in the evening when flights can be purchased for as low as R15 183. Flights in the afternoon are often more expensive, with an average ticket price of R15 587.

Fly from Johannesburg OR Tambo to London Heathrow for the best South Africa - London Heathrow flight prices

You are more likely to see cheaper flights to London Heathrow Airport from South Africa when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around R12 862 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from South Africa for as low as R12 307 on momondo.

Qatar Airways, British Airways, and Turkish Airlines are the most popular carriers operating from South Africa to London Heathrow

British Airways, Virgin Atlantic and Emirates are the top three most popular airlines that fly to London Heathrow Airport from South Africa according to our data. British Airways is the first choice among our users, with 49% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 16 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

On average, it takes 11h 05m to fly from South Africa to London Heathrow Airport if you fly out of Johannesburg OR Tambo (the most popular airport in South Africa) and into London Heathrow (the most popular airport in London Heathrow Airport). If you’re flying out of Cape Town Intl and into London Heathrow, then the flight time is around 11h 40m.

23 flights are operational daily from South Africa to London Heathrow Airport as of March 2026. The most popular departure time for this route is 22:00, with 100% of flights per day taking off in the evening.