Cheap flights from London Heathrow Airport to Johannesburg from R7 371

In general, May is the cheapest month to fly from London Heathrow Airport to Johannesburg. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R12 411. The month of February is another great option to travel to Johannesburg, with average flight prices from London Heathrow Airport averaging around R12 493.

The cheapest day to depart from London Heathrow Airport to Johannesburg is on a Sunday when prices can be found for as low as R15 636. On the other hand, Friday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around R17 439.

In the evening is the cheapest time of day to fly from London Heathrow Airport to Johannesburg when you can find flight prices for as low as R16 407. Flying to Johannesburg in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Johannesburg is in the afternoon when prices are around R16 832.

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

You are more likely to see cheaper flights to Johannesburg from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Johannesburg for around R14 739 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Johannesburg from London Heathrow Airport for as low as R13 593 on momondo.

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

SWISS, Qatar Airways, and RwandAir are the most popular carriers operating from London Heathrow to Johannesburg

British Airways, Virgin Atlantic and RwandAir are the top three most popular airlines that fly to Johannesburg from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 45% of people opting to fly with this airline when travelling to Johannesburg. Keep in mind that there are 14 different airlines that fly to Johannesburg on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between London and Johannesburg have experienced a delay on any given week. The average delay length over the past 12 months has been 119 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the evening 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. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, Virgin Atlantic have had the fewest delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

10 flights are operational daily from London Heathrow Airport to Johannesburg as of March 2026. The most popular departure time for this route is 18:00, with 100% of flights per day taking off in the evening.

74 flights are operational weekly from London Heathrow Airport to Johannesburg as of March 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.