Cheap flights from Johannesburg OR Tambo Airport to London from R5 284

The cheapest month to fly to London Heathrow Airport from Johannesburg OR Tambo Airport is in February. Flight prices, which tend to average around R12 573, are often lower during this time because this is during the off-season. If you don’t want to visit London Heathrow Airport in February, then you should wait until November to fly from Johannesburg OR Tambo Airport, when ticket prices are also cheap, with an average price of R12 887.

The cheapest day to depart on your flight to London Heathrow Airport is on a Thursday when prices can be found for as low as R15 982. 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 R17 037.

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 R14 120 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 R13 865 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.

As of October 2026, prices for Johannesburg OR Tambo Airport to London Heathrow Airport flights are approximately 6% more expensive when compared to flights at the same time last year.

Qatar Airways, Kenya Airways, and RwandAir 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 45% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 15 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 182 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: 24% of momondo users choosing one-stop flights on this route connected there.

Flights via Algiers (ALG) offer the lowest average return price of R9 065.

Flights connecting via Zurich (ZRH) have the shortest average one-way travel time: 13h 45m.

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

As of October 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 October 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.