Flights to London

R3 640 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 28/1. 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 342RwandAir
Mon, Dec 15 - Mon, Jan 5
Lufthansa Logo
19:45 - 7:45
JNB
-
LHR
14h 00m1 stop
Lufthansa Logo
17:30 - 9:30
LHR
-
JNB
14h 00m1 stop
R10 359Lufthansa
Wed, Feb 4 - Mon, Feb 16
Ethiopian Air Logo
14:30 - 5:40
JNB
-
LGW
17h 10m1 stop
Ethiopian Air Logo
10:00 - 13:05
LGW
-
JNB
25h 05m1 stop
R10 716Ethiopian Air
Mon, Jan 19 - Mon, Feb 2
Ethiopian Air Logo
14:35 - 6:35
CPT
-
LHR
18h 00m1 stop
Ethiopian Air Logo
20:15 - 13:45
LHR
-
CPT
15h 30m1 stop
R10 903Ethiopian Air
Mon, Feb 9 - Sun, Feb 22
SWISS Logo
9:00 - 21:40
CPT
-
LHR
14h 40m1 stop
SWISS Logo
12:05 - 7:40
LHR
-
CPT
17h 35m2 stops
R11 226SWISS
Wed, Dec 24 - Mon, Mar 23
SWISS Logo
20:15 - 8:40
JNB
-
LCY
14h 25m1 stop
SWISS Logo
17:40 - 10:30
LCY
-
JNB
14h 50m1 stop
R11 226SWISS
Mon, Feb 9 - Tue, Feb 10
Kenya Airways Logo
17:00 - 6:20
JNB
-
LGW
15h 20m1 stop
Kenya Airways Logo
10:25 - 10:55
LGW
-
JNB
22h 30m1 stop
R11 226Kenya Airways
Wed, Jan 21 - Sat, Jan 24
Emirates Logo
10:25 - 17:55
JNB
-
STN
33h 30m1 stop
Emirates Logo
20:15 - 20:35
STN
-
JNB
22h 20m1 stop
R12 128Emirates
Wed, Feb 4 - Wed, Feb 18
Emirates Logo
13:40 - 12:05
CPT
-
STN
24h 25m1 stop
Emirates Logo
14:05 - 11:40
STN
-
CPT
19h 35m1 stop
R12 230Emirates
Sat, Feb 14 - Thu, Mar 5
Kenya Airways Logo
14:25 - 19:35
CPT
-
LCY
31h 10m3 stops
Kenya Airways Logo
10:00 - 13:35
LCY
-
CPT
25h 35m3 stops
R14 611Kenya Airways
Thu, Feb 12 - Sat, Feb 21

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 4 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

Mon 15/12

16:50-6:20

1 stop15h 30m

London Heathrow

Mon 5/1

20:30-14:20

1 stop15h 50m

R10 342

JohannesburgLondon

JNB - LHR

JNBLHR

Johannesburg OR Tambo

Wed 4/2

19:45-7:45

1 stop14h 00m

London Heathrow

Mon 16/2

17:30-9:30

1 stop14h 00m

R10 359

JohannesburgLondon

JNB - LGW

JNBLGW

Johannesburg OR Tambo

Mon 19/1

14:30-5:40

1 stop17h 10m

London Gatwick

Mon 2/2

10:00-13:05

1 stop25h 05m

R10 716

Cape TownLondon

CPT - LHR

CPTLHR

Cape Town Intl

Mon 9/2

14:35-6:35

1 stop18h 00m

London Heathrow

Sun 22/2

20:15-13:45

1 stop15h 30m

R10 903

Cape TownLondon

CPT - LHR

CPTLHR

Cape Town Intl

Wed 24/12

9:00-21:40

1 stop14h 40m

London Heathrow

Mon 23/3

12:05-7:40

2 stops17h 35m

R11 226

JohannesburgLondon

JNB - LCY

JNBLCY

Johannesburg OR Tambo

Mon 9/2

20:15-8:40

1 stop14h 25m

London City

Tue 10/2

17:40-10:30

1 stop14h 50m

R11 226

JohannesburgLondon

JNB - LGW

JNBLGW

Johannesburg OR Tambo

Wed 21/1

17:00-6:20

1 stop15h 20m

London Gatwick

Sat 24/1

10:25-10:55

1 stop22h 30m

R11 226

JohannesburgLondon

JNB - STN

JNBSTN

Johannesburg OR Tambo

Wed 4/2

10:25-17:55

1 stop33h 30m

London Stansted

Wed 18/2

20:15-20:35

1 stop22h 20m

R12 128

Cape TownLondon

CPT - STN

CPTSTN

Cape Town Intl

Sat 14/2

13:40-12:05

1 stop24h 25m

London Stansted

Thu 5/3

14:05-11:40

1 stop19h 35m

R12 230

Cape TownLondon

CPT - LCY

CPTLCY

Cape Town Intl

Thu 12/2

14:25-19:35

3 stops31h 10m

London City

Sat 21/2

10:00-13:35

3 stops25h 35m

R14 611

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 665. 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 788.

What is the absolute cheapest flight to London?

The best price found on momondo to London was R1 258/pp from Amsterdam, which is 76% 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 424. 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 565.

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 R11 121. Try not to purchase tickets in the evening because they tend to be around R15 826. 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 940 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 485 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 AIRPORTFebruary16% cheaperFlying from Johannesburg OR Tambo Airport to London costs on average just R10 665 in February
MOST EXPENSIVE MONTH TO FLY TO LONDON FROM JOHANNESBURG OR TAMBO AIRPORTAugust14% more expensiveIt costs about R14 373 for flights to London from Johannesburg OR Tambo Airport in August
MOST POPULAR MONTH TO FLY TO LONDON FROM JOHANNESBURG OR TAMBO AIRPORTDecember241% 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

R3 640

Best Round-Trip Price

R10 342

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 R3 640 (Cape Town Intl to London Gatwick).
The best round-trip flight price to London from South Africa in the last 72 hours is R10 342 (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 76 days prior to their departure date, when tickets on average are R12 608.

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 860 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 City if you want to reach Hackney. It is the nearest London airport (9,9 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 City. It is 12,4 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

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Sat 3/1
Sat 10/1

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Popular Flights to London

Popular routes according to searches in the past day on momondo