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Cheap flights from London to Tongatapu from £661

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 25/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — TBU
12 Sep — 19 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Tongatapu

Enter your travel dates to find the best prices.

Cheapest flights from London to Tongatapu
Explore the most affordable flight options available from London to Tongatapu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 August 2026.

Fri 25/921:20 -
2 stops48h 25m
Fri 2/1021:40 -
2 stops57h 00m
Deal found 10/8£1,923
Thu 24/915:00 -
2 stops31h 45m
Thu 1/1010:55 -
2 stops35h 15m
Deal found 10/8£1,929
Thu 24/915:00 -
2 stops31h 45m
Thu 1/1010:55 -
3 stops68h 25m
Deal found 10/8£2,108

Find flight deals from London to Tongatapu

Keep the following information in mind while searching for London to Tongatapu flight deals. Data was last updated 13 August 2026.

Round-trip from

£1,923

One-way from

£661
25/9-2/10
  • 25/9-2/10
  • 4 total stops
  • 105h 25m total
  • London to Tongatapu
Search Deals
25/10
  • 25/10
  • 3 total stops
  • 40h 25m total
  • London to Tongatapu
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Tongatapu 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 13 August 2026.
Use the filters below to find and compare flights from London to Tongatapu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Fri 25/9

21:20-09:45

2 stops48h 25m

Nuku‘alofa Fua'Amotu Intl

Fri 2/10

21:40-18:40

2 stops57h 00m

£1,923
Fastest return journey

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Thu 24/9

15:00-10:45

2 stops31h 45m

Nuku‘alofa Fua'Amotu Intl

Thu 1/10

10:55-10:10

2 stops35h 15m

£1,929

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Thu 24/9

15:00-10:45

2 stops31h 45m

Nuku‘alofa Fua'Amotu Intl

Thu 1/10

10:55-19:20

3 stops68h 25m

£2,108
Cheapest one-way
Fastest single journey

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Sun 25/10

20:25-15:55

2 stops30h 30m

£721

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Wed 28/10

21:00-01:45

3 stops39h 45m

£743

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Tue 27/10

17:40-01:50

3 stops43h 10m

£760

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Wed 30/9

21:20-16:30

3 stops55h 10m

£813

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Sat 3/10

15:05-09:45

2 stops30h 40m

£1,150

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Sat 3/10

18:55-18:45

3 stops59h 50m

£1,219

Flights are sorted by cheapest return flights first.

Deals found on 9/8

Sorted by cheapest first

Best time to book a flight from London to Tongatapu

Have a flexible travel schedule? Discover the best time to fly to Tongatapu 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 Tongatapu

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from London to Tongatapu. 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 Tongatapu?

    A quick flight from London to Tongatapu can take about 31h 45m. Air New Zealand provides one of the quickest options available for as low as £1,929. The distance from London to Tongatapu is about 10321 mi.

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

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

  • How can I find direct flights from London to Tongatapu?

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

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

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

See more FAQs

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Alternative routes for London to Tongatapu

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Nuku‘alofa flights

Top airline flying from London to Tongatapu

Discover the top airline that operate flights from London to Tongatapu. 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 13 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest£1,256Average£1,727FlexibilityNo cancel feeOn-time78%
Search Air New Zealand 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 Tongatapu?

Cheapflights helps you search for flights from London to Tongatapu 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 London to Tongatapu?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Tongatapu from London.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Tongatapu flexibly with Cheapflights today.

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

Yes! Start tracking prices for London to Tongatapu 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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