Cheap flights from London Heathrow Airport to Johannesburg from £399

The cheapest month to fly to Johannesburg OR Tambo Airport from London Heathrow Airport is in February. Flight prices, which tend to average around £604, are often lower during this time because this is during the off-season. The month of November is another great option to travel to Johannesburg OR Tambo Airport, with average flight prices from London Heathrow Airport averaging around £605.

According to our data, Tuesday is the cheapest day to fly to Johannesburg OR Tambo Airport from London Heathrow Airport. The lowest ticket price found for a Tuesday departure recently was £741. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £800. These prices are subject to change though, so be sure to set up a Price Alert for flights to Johannesburg OR Tambo Airport.

In the afternoon is the cheapest time of day to fly from London Heathrow Airport to Johannesburg OR Tambo Airport when you can find flight prices for as low as £737. Flying to Johannesburg OR Tambo Airport in the afternoon is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Johannesburg OR Tambo Airport, so prices are often more expensive at around £771 per ticket.

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

You are more likely to see cheaper flights to Johannesburg OR Tambo Airport from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Johannesburg OR Tambo Airport for around £705 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Johannesburg OR Tambo Airport from London Heathrow Airport for as low as £666 on momondo.

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

You could potentially save up to 9% on your flight if you consider stops on a London Heathrow Airport to Johannesburg OR Tambo Airport flight.

As of July 2026, prices for London Heathrow Airport to Johannesburg OR Tambo Airport flights are approximately 14% cheaper when compared to flights at the same time last year.

SWISS and Lufthansa are the most popular carriers operating from London Heathrow to Johannesburg OR Tambo

British Airways, Virgin Atlantic and RwandAir are the top three most popular airlines that fly to Johannesburg OR Tambo Airport from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 41% of people opting to fly with this airline when travelling to Johannesburg OR Tambo Airport. Keep in mind that there are 17 different airlines that fly to Johannesburg OR Tambo Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% 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 126 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 13% of their flights experiencing any sort of delay.

Kigali (KGL) was the most common stop: 21% of momondo users choosing one-stop flights on this route connected there.

Flights via Algiers (ALG) offer the lowest average return price of £568.

Flights connecting via Zurich (ZRH) have the shortest average one-way travel time: 14h 21m.

Zurich (ZRH) has the shortest average stopover time for this route: 1h 23m.

10 flights are operational daily from London Heathrow Airport to Johannesburg OR Tambo Airport as of July 2026. The most popular departure time for this route is 19:00, with 100% of flights per day taking off in the evening.

As of July 2026, there are 74 flights per week flying from London Heathrow Airport to Johannesburg OR Tambo Airport. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.