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Cheap flights from London to South Island from £434

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
LON — CHC
27 Aug — 3 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to South Island

Enter your travel dates to find the best prices.

Cheapest flights from London to South Island
Explore the most affordable flight options available from London to South Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 July 2026.

Mon 14/922:00
LHR
-
CHC
3 stops37h 20m
Multiple Airlines
Sun 20/909:40
CHC
-
LHR
3 stops44h 50m
Multiple Airlines
Deal found 28/7£731
Wed 2/922:00
LHR
-
CHC
2 stops37h 20m
Multiple Airlines
Sun 20/909:40
CHC
-
LHR
3 stops44h 50m
Multiple Airlines
Deal found 25/7£733
Fri 4/922:00
LHR
-
CHC
3 stops37h 20m
Multiple Airlines
Sun 13/906:15
CHC
-
LHR
3 stops48h 15m
Multiple Airlines
Deal found 24/7£746
Thu 29/1021:30
LHR
-
CHC
2 stops54h 50m
China Southern
Sat 14/1122:30
CHC
-
LHR
2 stops57h 05m
China Southern
Deal found 26/7£793
Mon 7/922:00
LHR
-
CHC
3 stops37h 10m
Multiple Airlines
Sun 20/908:00
CHC
-
LHR
3 stops46h 30m
Multiple Airlines
Deal found 25/7£799
Sun 1/1117:15
LHR
-
CHC
2 stops35h 05m
China Southern
Tue 17/1122:30
CHC
-
LHR
1 stop33h 05m
China Southern
Deal found 26/7£809
Tue 1/1210:30
LGW
-
CHC
2 stops41h 50m
Multiple Airlines
Mon 18/106:15
CHC
-
LGW
2 stops61h 15m
Multiple Airlines
Deal found 26/7£829
Mon 7/922:00
LGW
-
CHC
2 stops31h 25m
Multiple Airlines
Mon 14/916:25
CHC
-
LGW
2 stops33h 35m
Multiple Airlines
Deal found 24/7£837
Sat 28/1117:00
LGW
-
ZQN
2 stops38h 00m
Multiple Airlines
Sun 31/113:30
ZQN
-
LGW
2 stops37h 30m
Multiple Airlines
Deal found 24/7£839
Tue 8/922:00
LGW
-
CHC
2 stops31h 25m
Multiple Airlines
Tue 15/916:25
CHC
-
LGW
2 stops37h 45m
Multiple Airlines
Deal found 24/7£842
Tue 1/922:00
LGW
-
ZQN
2 stops31h 45m
Multiple Airlines
Tue 8/910:50
ZQN
-
LGW
2 stops43h 20m
Multiple Airlines
Deal found 28/7£842
Wed 2/911:35
LGW
-
CHC
2 stops47h 45m
Multiple Airlines
Wed 16/912:55
CHC
-
LGW
2 stops41h 15m
Multiple Airlines
Deal found 28/7£856

Find flight deals from London to South Island

Keep the following information in mind while searching for London to South Island flight deals. Data was last updated 28 July 2026.

Round-trip from

£732

One-way from

£434

Popular in

August

Cheapest in

May

Average price

£1,526
14/9-20/9
  • 14/9-20/9
  • 6 total stops
  • 82h 10m total
  • London to South Island
Search Deals
1/12
  • 1/12
  • 3 total stops
  • 59h 40m total
  • London to South Island
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£90 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to South Island that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 July 2026.
Use the filters below to find and compare flights from London to South Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonQueenstown

LGW - ZQN

LGWZQN

London Gatwick

Mon 7/9

11:35-20:00

2 stops45h 25m

Queenstown Intl

Mon 14/9

10:50-15:00

2 stops39h 10m

£935

LondonNelson

LHR - NSN

LHRNSN

London Heathrow

Mon 7/9

21:20-19:50

2 stops35h 30m

Nelson

Mon 14/9

17:30-18:40

2 stops36h 10m

£1,147

LondonChristchurch

LHR - CHC

LHRCHC

London Heathrow

Mon 26/10

20:55-23:55

2 stops38h 00m

Christchurch

Thu 25/2

06:10-12:05

2 stops42h 55m

£1,175

LondonChristchurch

LHR - CHC

LHRCHC

London Heathrow

Mon 26/10

20:55-00:35

2 stops38h 40m

Christchurch

Sun 28/2

06:10-12:05

2 stops42h 55m

£1,175

LondonChristchurch

LHR - CHC

LHRCHC

London Heathrow

Mon 26/10

20:55-23:55

2 stops38h 00m

Christchurch

Fri 26/2

11:25-12:05

2 stops37h 40m

£1,175

LondonChristchurch

LHR - CHC

LHRCHC

London Heathrow

Wed 2/9

20:45-23:05

2 stops39h 20m

Christchurch

Wed 9/9

06:30-18:45

2 stops47h 15m

£1,235

LondonDunedin

LGW - DUD

LGWDUD

London Gatwick

Thu 10/9

18:00-08:50

2 stops51h 50m

Dunedin

Thu 17/9

15:10-15:00

2 stops34h 50m

£1,244

LondonChristchurch

LHR - CHC

LHRCHC

London Heathrow

Sun 11/10

14:45-23:55

2 stops45h 10m

Christchurch

Sat 31/10

06:10-12:05

2 stops42h 55m

£1,246

LondonChristchurch

LGW - CHC

LGWCHC

London Gatwick

Sat 12/9

07:10-23:15

3 stops53h 05m

Christchurch

Sat 19/9

06:05-22:25

3 stops51h 20m

£1,249

LondonChristchurch

STN - CHC

STNCHC

London Stansted

Tue 29/9

21:05-13:55

1 stop28h 50m

Christchurch

Sun 18/10

18:20-12:55

1 stop30h 35m

£1,259

Flights are sorted by cheapest return flights first.

Deals found on 28/7

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from London to South Island

Have a flexible travel schedule? Discover the best time to fly to South Island from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to South Island

What is the cheapest month to book a flight from London to South Island?

Currently, May is the cheapest month in which you can book a flight from London to South Island (average of £1,231). Flying from London to South Island in July is currently the most expensive (average of £1,662). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from London to South Island?

To ensure you get the cheapest price possible for a flight from London to South Island, you should look to book at least 72 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing South Island

Get insights into the airlines that provide service to South Island. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Island. Reviews last updated 28 July 2026.
Read reviews from past customers who have flown with Singapore Airlines,Emirates, andAir New Zealand from London to South Island. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Overall

8.2

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Singapore Airlines
8.2
Very Good
1,584 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Overall

8.2

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Emirates
8.1
Very Good
3,640 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Overall

8.2

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Air New Zealand
8.0
Very Good
656 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Overall

8.2

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
Qantas Airways
7.5
Good
1,069 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Overall

8.2

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.
China Southern
7.4
Good
164 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Overall

8.2

Entertainment

8.1

Comfort

8.0

Crew

8.6

Food

7.8

Reviews

1 / 20
2.0
Mediocre

Sanku,Jul 2026

TRV - SIN

Very bad, not able check in using the email link. Very bad quality food. No TV in front of the seats.

Related info for your journey

Find useful and relevant information for your journey from London to South Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to South Island?

    For as low as £1,259, Etihad Airways can have you in South Island from London in 28h 50m. Airlines will cover a distance of 11748 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from London to South Island one-way?

    To fly one-way, consider booking your trip with Etihad Airways, which is currently one of the cheapest options available, starting at £622. Air New Zealand flights start at £713 while deals on Singapore Airlines start at £808 one-way.

  • What are the most popular routes from London to South Island?

    When deciding which route to take from London to South Island consider London Heathrow - Christchurch, London Gatwick - Christchurch or London Stansted - Christchurch as they are the most popular.

  • Can I find deals for flights from London to South Island that include hotel bookings?

    Yes. In addition to deals on London to South Island flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to South Island?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to South Island.

  • Can I find deals for business class flights from London to South Island?

    Yes. Cheapflights offers flight deals from London to South Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to South Island?

    Currently, May is the cheapest month in which you can book a flight from London to South Island (average of £1,231). Flying from London to South Island in July is currently the most expensive (average of £1,662). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to South Island

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from London to South Island

Discover the top 10 airlines that operate flights from London to South Island. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 July 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£437Average£1,237FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
China SouthernCheapest£795Average£1,132FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Etihad AirwaysCheapest£977Average£1,147FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapest£1,085Average£1,343FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest£1,100Average£1,313FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Cathay PacificCheapest£1,128Average£1,559FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Air New ZealandCheapest£1,130Average£1,558FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qatar AirwaysCheapest£1,164Average£1,454FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£1,190Average£1,490FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest£1,201Average£1,719FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to South Island?

Deals for London to South Island flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to South Island?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to South Island.

Can Cheapflights find flights from London to South Island with no change fees?

Certainly. Search results for flights to South Island from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from London to South Island become cheaper?

Yes! Start tracking prices for London to South Island flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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