Cheap flights from London Heathrow Airport to South Africa from C$ 685

The cheapest month to fly to South Africa from London Heathrow Airport is in May. Flight prices, which tend to average around C$ 1,037, are often lower during this time because this is during the off-season. If you aren’t able to travel to South Africa during the month of May, then flying in June is also cheap. Prices for this month can be found on momondo for an average of C$ 1,081.

The cheapest day to depart on your flight to South Africa is on a Saturday when prices can be found for as low as C$ 1,106. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday 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 C$ 1,929.

Our data shows that the cheapest London Heathrow Airport to South Africa flights are usually those with departure times in the afternoon. Our users have found flights to South Africa in the afternoon for as low as C$ 1,375. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are C$ 1,411 on average. Flights to South Africa from London Heathrow Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to South Africa from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to South Africa for around C$ 1,245 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Africa from London Heathrow Airport for as low as C$ 1,173 on momondo.

There is only 1 cabin class available to choose from on London Heathrow to South Africa flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 14% of flights between London and South Africa have experienced a delay on any given week. The average delay length over the past 12 months has been 117 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. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Virgin Atlantic has had the least delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

The number of flights available between London Heathrow Airport and South Africa is 10 per day as of March 2026. The most frequent departure time is 10:00p.m., with 100% of daily flights leaving in the evening.

The number of flights available between London Heathrow Airport and South Africa is 74 per week as of March 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.