Cheap flights from London-Heathrow to Johannesburg
Cheap return flights from London-Heathrow to Johannesburg
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Johannesburg flight facts
What you need to know
What are the cheapest airlines?
- British Airways
- Virgin Atlantic
- South African Airways
These airlines usually offer the cheapest flights from London-Heathrow to Johannesburg.
What airlines fly indirectly?
- KLM
- Lufthansa
- Air France
These airlines fly from London-Heathrow to Johannesburg, but you’ll have at least one layover.
How long is the flight?
11 hours
This is the shortest flight time from London-Heathrow to Johannesburg.
Alternative flights from the UK to Johannesburg
Check out prices for other routes
Alternative flights from London-Heathrow
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the London-Heathrow/Johannesburg route. There are around 35 flights on any given week from the UK to Johannesburg and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from London-Heathrow to Johannesburg
Tips and advice from our flight experts
You've searched for flights from London-Heathrow to Johannesburg. We've found 25 flights and compared them to give you the best offer. British Airways is, on average, the cheapest for this route. Look out for their offers! The cheapest offer we've found is a one-way ticket for the route from London-Heathrow to Johannesburg on 13/03/2026 at 05:35 for £47.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 15 airlines that operate the 8,000 km flight from London-Heathrow to Johannesburg.
To find the best offers, consider booking 2-3 months in advance or look for last-minute deals. The best time to fly is during the off-peak season. A popular and affordable airline for this route is British Airways, with an average flight duration of 11 hours. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to book everything at once, saving you time and money!
Other popular destinations near Johannesburg
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