Flights to London

R4 154 Cheap flights to London

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to London departing on 29/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from South Africa to London

Cheap return flights

Enter your travel dates to find the best prices.
RwandAir Logo
16:50 - 6:20
JNB
-
LHR
15h 30m1 stop
RwandAir Logo
20:30 - 14:20
LHR
-
JNB
15h 50m1 stop
R10 107RwandAir
Tue, Feb 10 - Wed, Feb 25
Brussels Airlines Logo
19:45 - 21:20
JNB
-
LHR
27h 35m2 stops
Brussels Airlines Logo
11:05 - 9:30
LHR
-
JNB
20h 25m2 stops
R10 124Brussels Airlines
Wed, Jan 21 - Sat, Jan 24
Ethiopian Air Logo
14:30 - 6:20
JNB
-
LGW
16h 50m1 stop
Ethiopian Air Logo
10:10 - 3:55
LGW
-
JNB
16h 45m1 stop
R10 157Ethiopian Air
Sat, May 9 - Tue, May 26
Lufthansa Logo
10:10 - 7:45
JNB
-
LHR
23h 35m2 stops
Lufthansa Logo
20:15 - 7:05
LHR
-
JNB
32h 50m1 stop
R10 191Lufthansa
Sun, Jan 18 - Sun, Feb 1
Ethiopian Air Logo
14:30 - 6:35
JNB
-
LHR
18h 05m1 stop
Ethiopian Air Logo
20:15 - 13:05
LHR
-
JNB
14h 50m1 stop
R10 241Ethiopian Air
Tue, Mar 10 - Thu, Mar 19
Lufthansa Logo
8:45 - 22:40
JNB
-
LHR
14h 55m1 stop
Lufthansa Logo
13:40 - 6:40
LHR
-
JNB
16h 00m1 stop
R10 325Lufthansa
Fri, May 1 - Sun, May 24
SWISS Logo
20:15 - 8:45
JNB
-
LCY
14h 30m1 stop
SWISS Logo
19:20 - 9:20
LCY
-
JNB
13h 00m1 stop
R11 301SWISS
Thu, Mar 5 - Thu, Jun 4
SWISS Logo
9:25 - 8:15
CPT
-
LHR
24h 50m2 stops
SWISS Logo
20:05 - 7:30
LHR
-
CPT
33h 25m1 stop
R11 469SWISS
Wed, Jan 21 - Wed, Mar 11
British Airways Logo
12:40 - 7:25
PLZ
-
LHR
20h 45m1 stop
British Airways Logo
21:15 - 11:55
LHR
-
PLZ
36h 40m1 stop
R16 985British Airways
Thu, Jan 29 - Thu, Feb 5
British Airways Logo
12:40 - 4:55
PLZ
-
LHR
18h 15m1 stop
British Airways Logo
21:15 - 11:55
LHR
-
PLZ
36h 40m1 stop
R17 018British Airways
Wed, Feb 4 - Sun, Feb 8

momondo Fare Finder

 
Locate flights to London that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13 550 searches and data was last updated on 16 December 2025.
Use the filters below to find and compare flights to London that are best for you.

Fly from

Route

Depart

Return

Price

JohannesburgLondon

JNB - LHR

JNBLHR

Johannesburg OR Tambo

Tue 10/2

16:50-6:20

1 stop15h 30m

London Heathrow

Wed 25/2

20:30-14:20

1 stop15h 50m

R10 107

JohannesburgLondon

JNB - LHR

JNBLHR

Johannesburg OR Tambo

Wed 21/1

19:45-21:20

2 stops27h 35m

London Heathrow

Sat 24/1

11:05-9:30

2 stops20h 25m

R10 124

JohannesburgLondon

JNB - LGW

JNBLGW

Johannesburg OR Tambo

Sat 9/5

14:30-6:20

1 stop16h 50m

London Gatwick

Tue 26/5

10:10-3:55

1 stop16h 45m

R10 157

JohannesburgLondon

JNB - LHR

JNBLHR

Johannesburg OR Tambo

Sun 18/1

10:10-7:45

2 stops23h 35m

London Heathrow

Sun 1/2

20:15-7:05

1 stop32h 50m

R10 191

JohannesburgLondon

JNB - LHR

JNBLHR

Johannesburg OR Tambo

Tue 10/3

14:30-6:35

1 stop18h 05m

London Heathrow

Thu 19/3

20:15-13:05

1 stop14h 50m

R10 241

JohannesburgLondon

JNB - LHR

JNBLHR

Johannesburg OR Tambo

Fri 1/5

8:45-22:40

1 stop14h 55m

London Heathrow

Sun 24/5

13:40-6:40

1 stop16h 00m

R10 325

JohannesburgLondon

JNB - LCY

JNBLCY

Johannesburg OR Tambo

Thu 5/3

20:15-8:45

1 stop14h 30m

London City

Thu 4/6

19:20-9:20

1 stop13h 00m

R11 301

Cape TownLondon

CPT - LHR

CPTLHR

Cape Town Intl

Wed 21/1

9:25-8:15

2 stops24h 50m

London Heathrow

Wed 11/3

20:05-7:30

1 stop33h 25m

R11 469

Port ElizabethLondon

PLZ - LHR

PLZLHR

Port Elizabeth

Thu 29/1

12:40-7:25

1 stop20h 45m

London Heathrow

Thu 5/2

21:15-11:55

1 stop36h 40m

R16 985

Port ElizabethLondon

PLZ - LHR

PLZLHR

Port Elizabeth

Wed 4/2

12:40-4:55

1 stop18h 15m

London Heathrow

Sun 8/2

21:15-11:55

1 stop36h 40m

R17 018

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

London flights insights and trends

Explore insights for your London flight to craft the best travel plan

What is the cheapest month to fly to London?

The month of February is, on average, the cheapest month to fly to London from South Africa, with most prices found around R10 662. If you are unable to visit London during the month of February, then departing from South Africa during the month March is also very affordable. Most momondo users find prices during this month for around R11 620.

What is the absolute cheapest flight to London?

The best price found on momondo to London was R1 244/pp from Amsterdam, which is 77% cheaper than the average flight price to London. To find the cheapest price to London from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

What is the cheapest day to depart on your flight to London?

The cheapest day to depart on your flight to London is on a Sunday when prices can be found for as low as R15 142. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from South Africa because it is more convenient for both business and leisure travellers. As a result, prices tend to be around R16 345.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as R10 995. Try not to purchase tickets in the evening because they tend to be around R15 593. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from South Africa when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around R12 785 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from South Africa for as low as R12 377 on momondo.

Cheapest flights to London

Find the cheapest flights to London from your nearest city or airport
CHEAPEST MONTH TO FLY TO LONDON FROM JOHANNESBURG OR TAMBO AIRPORTFebruary15% cheaperFlying from Johannesburg OR Tambo Airport to London costs on average just R10 662 in February
MOST EXPENSIVE MONTH TO FLY TO LONDON FROM JOHANNESBURG OR TAMBO AIRPORTAugust14% more expensiveIt costs about R14 210 for flights to London from Johannesburg OR Tambo Airport in August
MOST POPULAR MONTH TO FLY TO LONDON FROM JOHANNESBURG OR TAMBO AIRPORTDecember231% more users visitedMore momondo users searched in flights to London from Johannesburg OR Tambo Airport in December than any other month

Cheap London flight deals and tips

Summary info about London flight prices, duration and airlines

Best One-Way Price

R4 154

Best Round-Trip Price

R10 107

Fastest flight time

11h 45m

Popular in

July
The best one-way flight price to London from South Africa in the last 72 hours is R4 154 (Cape Town Intl to London Gatwick).
The best round-trip flight price to London from South Africa in the last 72 hours is R10 107 (Johannesburg OR Tambo to London Heathrow).
The fastest flight to London from South Africa takes 11h 45m (Cape Town Intl to London Gatwick).
July has the highest demand for flights to London, with a 8% price increase on average.

Frequently asked questions about flying to London

How far in advance should I book a flight to London?

In general, most travellers find the cheapest time to book a flight to London is about 77 days prior to their departure date, when tickets on average are R12 454.

Is there an alternative airport near London?

Those flying to London could potentially find better pricing at London City Airport (12 km from London city centre), London Gatwick Airport (38 km from London city centre), London Luton Airport (45 km from London city centre), London Stansted Airport (50 km from London city centre) or London Southend Airport (57 km from London city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into London?

London Luton Airport has an average price of R1 727 per person and is typically the cheapest airport to fly into when visiting London. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

Are there flights to Hackney?

Yes, you can get a flight ticket to London Heathrow if you want to reach Hackney. It is the nearest London airport (28,1 km away).

What’s the closest airport to King's Cross Railway Station?

The airport which is nearest to King's Cross Railway Station is London Heathrow. It is 23,9 km away and is in London.

When did momondo last update prices for flights to London?

Prices for flights to London refresh daily.

How many operators does momondo search for flights to London?

How old do you have to be to fly to London?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Southall
Watford
Hounslow
Newport
Milton Keynes
Sutton
Ilford
Eastleigh
Richmond
Maidstone
Horsham
St. Albans
Margate
Slough
Canterbury
Croydon
Borehamwood
Gatwick
Chelmsford
Wembley

Why use momondo?

Why should I use momondo to find a flight deal to London?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to London with flexible booking policies on momondo?

Yes. All flights to London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to London?

Once all potential London flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

I’m not ready to book a flight to London right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for London and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Thu 22/1

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Popular routes according to searches in the past day on momondo