Cheap flights from South Africa to London from R5 109

The cheapest month to fly to London Heathrow Airport from South Africa is in October. Flight prices, which tend to average around R11 997, are often lower during this time because this is during the off-season. If you don’t want to visit London Heathrow Airport in October, then you should wait until November to fly from South Africa, when ticket prices are also cheap, with an average price of R12 459.

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 R15 086. 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 R16 110.

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 360. Flights in the afternoon are often more expensive, with an average ticket price of R18 055.

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 R13 428 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 673 on momondo.

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

Qatar Airways, Lufthansa, and Brussels 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 46% 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.

Historically, on average around 5% of flights between South Africa and London have experienced a delay on any given week. The average delay length over the past 12 months has been 191 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

16 flights are operational daily from South Africa to London Heathrow Airport as of June 2026. The most popular departure time for this route is 20:00, with 100% of flights per day taking off in the evening.

112 flights are operational weekly from South Africa to London Heathrow Airport as of June 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.