Cheap flights from Johannesburg OR Tambo Airport to London from £240

In general, November is the cheapest month to fly from Johannesburg OR Tambo Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £554. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Johannesburg OR Tambo Airport averaging around £557.

On average, the least expensive day to fly to London Heathrow Airport from Johannesburg OR Tambo Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £647. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £698.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Johannesburg OR Tambo Airport to London Heathrow Airport in the afternoon for as low as £499. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £669 on average. Flights to London Heathrow Airport from Johannesburg OR Tambo Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to London Heathrow Airport from Johannesburg OR Tambo Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £625 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 Johannesburg OR Tambo Airport for as low as £611 on momondo.

There are 4 cabin classes available to choose from on Johannesburg OR Tambo Airport 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.

You could potentially save up to 2% on your flight if you consider stops on a Johannesburg OR Tambo Airport to London Heathrow Airport flight.

As of September 2026, prices for Johannesburg OR Tambo Airport to London Heathrow Airport flights are approximately 3% cheaper when compared to flights at the same time last year.

RwandAir and British Airways are the most popular carriers operating from Johannesburg OR Tambo to London Heathrow

British Airways, Virgin Atlantic and RwandAir are the top three most popular airlines that fly to London Heathrow Airport from Johannesburg OR Tambo Airport according to our data. British Airways is the first choice among our users, with 43% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 12 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 Johannesburg and London have experienced a delay on any given week. The average delay length over the past 12 months has been 184 minutes.

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

Saturday 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 5% of their flights experiencing any sort of delay.

Kigali (KGL) was the most common stop: 30% of momondo users choosing one-stop flights on this route connected there.

Flights via Munich (MUC) offer the lowest average return price of £389.

Flights connecting via Zurich (ZRH) have the shortest average one-way travel time: 13h 46m.

Zurich (ZRH) has the shortest average stopover time for this route: 1h 01m.

As of September 2026, there are 12 flights per day flying from Johannesburg OR Tambo Airport to London Heathrow Airport. The most common time of day flights depart is 20:00, with 100% of flights taking off in the evening.

84 flights are operational weekly from Johannesburg OR Tambo Airport to London Heathrow Airport as of September 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.