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Cheap flights from London Heathrow Airport to South Pacific from £423

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SYD
6 Jul — 13 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to South Pacific

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to South Pacific
Explore the most affordable flight options available from Heathrow to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 June 2026.

Wed 9/922:10
LHR
-
SYD
1 stop36h 15m
China Southern
Mon 23/1115:15
SYD
-
LHR
1 stop38h 20m
China Southern
Deal found 2/6£804
Sat 14/1122:00
LHR
-
SYD
1 stop35h 20m
China Southern
Wed 25/1115:15
SYD
-
LHR
1 stop38h 20m
China Southern
Deal found 2/6£806
Mon 2/1122:00
LHR
-
SYD
1 stop35h 20m
China Southern
Mon 16/1122:10
SYD
-
LHR
1 stop31h 25m
China Southern
Deal found 1/6£811
Mon 9/1121:00
LHR
-
SYD
1 stop29h 35m
China Eastern
Mon 16/1121:30
SYD
-
LHR
1 stop31h 00m
China Eastern
Deal found 1/6£813
Wed 11/1122:00
LHR
-
SYD
1 stop35h 20m
China Southern
Tue 24/1111:25
SYD
-
LHR
1 stop42h 10m
China Southern
Deal found 1/6£815
Mon 9/1121:30
LHR
-
SYD
2 stops35h 50m
China Southern
Wed 18/1115:15
SYD
-
LHR
2 stops37h 40m
China Southern
Deal found 2/6£816
Wed 2/921:20
LHR
-
SYD
1 stop30h 15m
China Eastern
Wed 14/1021:30
SYD
-
LHR
1 stop31h 10m
China Eastern
Deal found 1/6£819
Sun 5/722:10
LHR
-
SYD
1 stop25h 15m
China Southern
Tue 21/721:45
SYD
-
LHR
1 stop30h 35m
China Southern
Deal found 1/6£819
Mon 2/1122:00
LHR
-
SYD
1 stop35h 20m
China Southern
Mon 23/1109:20
SYD
-
LHR
2 stops63h 40m
China Southern
Deal found 1/6£820
Wed 18/1120:25
LHR
-
CHC
2 stops36h 55m
Multiple Airlines
Mon 21/1206:15
CHC
-
LHR
2 stops46h 40m
Multiple Airlines
Deal found 5/6£832
Tue 22/921:20
LHR
-
MEL
1 stop30h 20m
China Eastern
Fri 23/1012:00
MEL
-
LHR
1 stop40h 40m
China Eastern
Deal found 1/6£857
Fri 18/917:15
LHR
-
MEL
2 stops27h 15m
Royal Brunei Airlines
Sat 3/1012:30
MEL
-
LHR
2 stops26h 55m
Royal Brunei Airlines
Deal found 1/6£859

Find flight deals from Heathrow to South Pacific

Keep the following information in mind while searching for Heathrow to South Pacific flight deals. Data was last updated 6 June 2026.

Round-trip from

£804

One-way from

£423

Popular in

December

Cheapest in

May

Average price

£871

Good round-trip deal

£1,217 or less

Good one-way deal

£829 or less
China Southern
  • China Southern
  • 9/9-23/11
  • 2 total stops
  • 74h 35m total
  • London to South Pacific
Search Deals
China Southern
  • China Southern
  • 9/9
  • 2 total stops
  • 39h 05m total
  • London to South Pacific
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£26 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to South Pacific.
Search Deals
Price to beat on a one-way flight from London Heathrow to South Pacific.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to South Pacific 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 6 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport to South Pacific that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Tue 27/10

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Wed 11/11

21:30-17:30

1 stop31h 00m

£863

LondonWellington

LHR - WLG

LHRWLG

London Heathrow

Mon 22/6

09:30-23:55

2 stops27h 25m

Wellington

Mon 29/6

06:05-15:05

2 stops44h 00m

£914

LondonWellington

LHR - WLG

LHRWLG

London Heathrow

Sat 13/6

20:45-00:10

2 stops40h 25m

Wellington

Sat 27/6

06:05-12:45

2 stops41h 40m

£929

LondonWellington

LHR - WLG

LHRWLG

London Heathrow

Wed 10/6

14:45-00:10

2 stops46h 25m

Wellington

Sun 14/6

06:00-12:45

2 stops41h 45m

£935

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Wed 14/10

21:20-10:00

1 stop26h 40m

Sydney Kingsford Smith

Thu 22/10

12:00-18:40

1 stop40h 40m

£969

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Fri 6/11

21:00-13:35

1 stop29h 35m

Sydney Kingsford Smith

Sun 22/11

12:00-17:30

1 stop40h 30m

£994

LondonSydney

LHR - SYD

LHRSYD

London Heathrow

Sat 19/9

21:20-09:00

1 stop26h 40m

Sydney Kingsford Smith

Sat 3/10

11:00-18:40

1 stop40h 40m

£995

LondonWellington

LHR - WLG

LHRWLG

London Heathrow

Thu 18/6

21:45-23:55

2 stops39h 10m

Wellington

Thu 6/8

15:55-15:05

2 stops34h 10m

£1,001

LondonBrisbane

LHR - BNE

LHRBNE

London Heathrow

Wed 28/10

20:55-09:05

2 stops26h 10m

Brisbane

Tue 24/11

14:30-12:05

2 stops31h 35m

£1,016

LondonNadi

LHR - NAN

LHRNAN

London Heathrow

Thu 10/9

11:40-06:00

1 stop31h 20m

Nadi

Wed 23/9

21:40-10:15

1 stop23h 35m

£1,018

Flights are sorted by cheapest return flights first.

Deals found on 1/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to South Pacific

Have a flexible travel schedule? Discover the best time to fly to South Pacific from Heathrow 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 Heathrow Airport to South Pacific

What is the cheapest month to book a flight from London Heathrow Airport to South Pacific?

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to South Pacific (average of £960). Flying from London Heathrow Airport to South Pacific in December is currently the most expensive (average of £1,377). 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.

What is the cheapest time of day to fly from LHR to SP?

Find hourly flight availability from Heathrow to South Pacific. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 June 2026.

When flying from London Heathrow Airport to South Pacific, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London Heathrow Airport to South Pacific

Explore weekly flight availability from Heathrow to South Pacific. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 6 June 2026.

The most flights from LHR to 0SP are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

How far ahead should I book a flight from London Heathrow Airport to South Pacific?

The best time to book flights from London Heathrow Airport to South Pacific is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing South Pacific

Get insights into the airlines that provide service to South Pacific. 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 Pacific. Reviews last updated 6 June 2026.
Read reviews from past customers who have flown with Singapore Airlines,Cathay Pacific, andQantas Airways from London Heathrow Airport to South Pacific. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,532 reviews
Check prices

Comfort

8.0

Entertainment

8.1

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Singapore Airlines
8.2
Very Good
1,532 reviews
Singapore Airlines
8.2
Very Good
1,532 reviews
Check prices

Comfort

8.0

Entertainment

8.1

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Cathay Pacific
7.6
Good
1,360 reviews
Singapore Airlines
8.2
Very Good
1,532 reviews
Check prices

Comfort

8.0

Entertainment

8.1

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Qantas Airways
7.5
Good
1,044 reviews
Singapore Airlines
8.2
Very Good
1,532 reviews
Check prices

Comfort

8.0

Entertainment

8.1

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
China Southern
7.5
Good
153 reviews
Singapore Airlines
8.2
Very Good
1,532 reviews
Check prices

Comfort

8.0

Entertainment

8.1

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Qatar Airways
7.4
Good
3,731 reviews
Singapore Airlines
8.2
Very Good
1,532 reviews
Check prices

Comfort

8.0

Entertainment

8.1

Overall

8.2

Food

7.8

Boarding

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to South Pacific. 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 Heathrow Airport to South Pacific?

    Departing from London Heathrow Airport to South Pacific will take you 29h 35m. The distance from London Heathrow Airport to South Pacific is about 10568 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from London Heathrow Airport to South Pacific one-way?

    £315 is the cheapest one-way deal found within the past few days, from Air China. You may also be able to find cheap deals on Hainan Airlines and China Airlines, with prices starting from £341 and £345, respectively.

  • What are the most popular routes from London Heathrow Airport to South Pacific?

    Most travelers choose London Heathrow - Sydney Kingsford Smith, London Heathrow - Melbourne or London Heathrow - Perth when deciding on the best route from London Heathrow Airport to South Pacific.

  • What are the cheapest flights from London Heathrow Airport to South Pacific?

    On average you can expect to pay £4,389 for a flight from London Heathrow Airport to South Pacific. The cheapest flight overall is £768 while the most popular route, (London Heathrow - Sydney Kingsford Smith) is currently priced at £704.

  • Can I find deals for flights from Heathrow to South Pacific that include hotel bookings?

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

  • How can I find direct flights from Heathrow to South Pacific?

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

  • Can I find deals for business class flights from Heathrow to South Pacific?

    Yes. Cheapflights offers flight deals from Heathrow to South Pacific 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 Heathrow Airport to South Pacific?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to South Pacific (average of £960). Flying from London Heathrow Airport to South Pacific in December is currently the most expensive (average of £1,377). 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

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Alternative routes for Heathrow to South Pacific

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

Discover the top 10 airlines that operate flights from Heathrow to South Pacific. 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 6 June 2026.
AirlineCheapestAverageFlexibilityOn-time
AirAsiaCheapest£139Average£182FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
Hainan AirlinesCheapest£204Average£722FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
Shenzhen AirlinesCheapest£470Average£930FlexibilityNo cancel feeOn-time63%
Search Shenzhen Airlines flights
Virgin AtlanticCheapest£633Average£1,256FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
SWISSCheapest£656Average£1,155FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Royal Brunei AirlinesCheapest£657Average£866FlexibilityNo cancel feeOn-time84%
Search Royal Brunei Airlines flights
Asiana AirlinesCheapest£679Average£1,527FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Vietnam AirlinesCheapest£727Average£1,038FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Air New ZealandCheapest£768Average£1,353FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
American AirlinesCheapest£843Average£1,101FlexibilityNo cancel feeOn-time71%
Search American 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 Heathrow to South Pacific?

Cheapflights helps you search for flights from Heathrow to South Pacific via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to South Pacific?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to South Pacific for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to South Pacific with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to South Pacific, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to South Pacific become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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