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Cheap flights from London to Tongatapu from £2,442

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — TBU
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 14 November 2025.

Mon 15/1211:40LHR - TBU
2 stops33h 30mMultiple Airlines
Mon 22/1221:35TBU - LHR
2 stops49h 25mMultiple Airlines
Deal found 13/11£3,111
Sun 14/1219:20LHR - TBU
2 stops31h 25mMultiple Airlines
Tue 23/1216:55TBU - LHR
2 stops50h 20mMultiple Airlines
Deal found 13/11£3,306
Wed 17/1216:50LHR - TBU
2 stops44h 00mMultiple Airlines
Tue 23/1216:55TBU - LHR
2 stops50h 20mMultiple Airlines
Deal found 13/11£3,390
Wed 17/1216:50LHR - TBU
2 stops33h 10mMultiple Airlines
Wed 24/1216:55TBU - LHR
2 stops50h 20mMultiple Airlines
Deal found 13/11£3,413
Tue 16/1217:50LHR - TBU
2 stops32h 55mMultiple Airlines
Tue 23/1216:55TBU - LHR
2 stops50h 20mMultiple Airlines
Deal found 13/11£3,432
Sat 13/1217:50LHR - TBU
2 stops43h 00mMultiple Airlines
Wed 24/1216:55TBU - LHR
2 stops50h 20mMultiple Airlines
Deal found 13/11£3,891
Sun 14/1220:10LHR - TBU
2 stops30h 35mMultiple Airlines
Thu 25/1221:35TBU - LHR
2 stops58h 00mMultiple Airlines
Deal found 13/11£3,894
Sat 13/1220:10LHR - TBU
3 stops40h 40mMultiple Airlines
Tue 23/1216:55TBU - LHR
2 stops50h 20mMultiple Airlines
Deal found 13/11£3,968
Sun 14/1220:10LHR - TBU
2 stops30h 35mMultiple Airlines
Wed 24/1205:40TBU - LHR
3 stops37h 35mMultiple Airlines
Deal found 13/11£3,996
Sun 14/1220:10LHR - TBU
2 stops30h 35mMultiple Airlines
Sat 20/1214:50TBU - LHR
2 stops40h 05mMultiple Airlines
Deal found 13/11£4,002
Sun 14/1220:10LHR - TBU
2 stops30h 35mMultiple Airlines
Mon 22/1211:20TBU - LHR
2 stops40h 40mMultiple Airlines
Deal found 13/11£4,057

Cheap flight deals from London to Tongatapu

Keep the following information in mind while searching for London to Tongatapu flight deals. Data was last updated 14 November 2025.

Round-trip from

£2,442
Air New Zealand
  • Air New Zealand
  • 5/1-12/1
  • 4 total stops
  • 87h 25m total
  • London to Tongatapu
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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 14 November 2025.
Use the filters below to find and compare flights from London to Tongatapu that are best for you.

Fly from

London

Fly to

Tongatapu

Route

Depart

Return

Price

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 5/1

10:40-10:10

2 stops34h 30m

Nuku‘alofa Fua'Amotu Intl

Mon 12/1

21:35-13:30

2 stops52h 55m

£2,442

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Tue 6/1

20:10-15:45

2 stops30h 35m

Nuku‘alofa Fua'Amotu Intl

Thu 15/1

21:35-16:55

3 stops56h 20m

£2,716

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Tue 6/1

20:10-15:45

2 stops30h 35m

Nuku‘alofa Fua'Amotu Intl

Tue 13/1

21:35-18:35

2 stops58h 00m

£2,761

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 5/1

10:40-10:10

2 stops34h 30m

Nuku‘alofa Fua'Amotu Intl

Wed 14/1

13:10-07:40

2 stops31h 30m

£2,803

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 5/1

10:40-10:10

2 stops34h 30m

Nuku‘alofa Fua'Amotu Intl

Thu 15/1

21:35-05:55

2 stops45h 20m

£2,819

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Tue 6/1

20:10-15:45

2 stops30h 35m

Nuku‘alofa Fua'Amotu Intl

Wed 14/1

13:10-18:35

2 stops42h 25m

£2,897

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sun 4/1

20:10-15:45

2 stops30h 35m

Nuku‘alofa Fua'Amotu Intl

Thu 15/1

21:35-16:55

3 stops56h 20m

£2,906

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 8/1

20:10-15:45

2 stops30h 35m

Nuku‘alofa Fua'Amotu Intl

Tue 13/1

21:35-06:30

2 stops45h 55m

£2,945

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sun 4/1

20:10-15:45

2 stops30h 35m

Nuku‘alofa Fua'Amotu Intl

Mon 12/1

21:35-18:35

2 stops58h 00m

£2,951

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 5/1

10:40-10:10

2 stops34h 30m

Nuku‘alofa Fua'Amotu Intl

Sat 10/1

14:50-19:10

2 stops65h 20m

£3,040

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 12 results
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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

What is the cheapest time of day to fly from LON to TT?

Find hourly flight availability from London to Tongatapu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 November 2025.

A simple way to save on the total cost of your ticket is to fly from London to Tongatapu in the afternoon. If you’re flexible enough to do this you can expect to save up to 41% on your trip compared to booking a flight in the morning.

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 34h 30m. Air New Zealand provides one of the quickest options available for as low as £2,442. 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

Browse thousands of different options on Cheapflights for your next trip

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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

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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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