Cheap flights from Johannesburg OR Tambo Airport to London from $324

The month of November is, on average, the cheapest month to fly to London Heathrow Airport from Johannesburg OR Tambo Airport, with most prices found around $750. If you’re not able to fly to London Heathrow Airport in November, then February is your next best option. Flight prices from Johannesburg OR Tambo Airport to London Heathrow Airport during February average around $754.

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $1,048. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,208.

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 $844 when searching weeks out. 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 $816 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.

Virgin Atlantic, SWISS, and British Airways are the most popular carriers operating from Johannesburg OR Tambo to London Heathrow

British Airways, RwandAir and Virgin Atlantic 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 60% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 6 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 173 minutes.

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

Saturday is statistically the day of the week which experiences the fewest number of 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 least number of 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: 43% of momondo users choosing 1-stop flights on this route connected there.

Flights via Kigali (KGL) offer the lowest average round-trip price of $729.

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 14h 00m.

Dubai (DXB) has the shortest average layover time for this route: 1h 20m.

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 8:00PM, with 100% of flights taking off in the evening.

The number of flights available between Johannesburg OR Tambo Airport and London Heathrow Airport is 84 per week as of September 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.