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Cheap flights from London Heathrow Airport to Tongatapu from £1,172

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Tongatapu departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from London Heathrow Airport to Tongatapu

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:30 - 10:45
LHR
-
TBU
37h 15m
3 stops
Multiple Airlines Logo
15:50 - 14:05
TBU
-
LHR
58h 15m
3 stops
£1,645Multiple Airlines
Sat, 22 Aug - Wed, 2 Sep
Multiple Airlines Logo
09:30 - 10:45
LHR
-
TBU
37h 15m
3 stops
Multiple Airlines Logo
15:50 - 14:05
TBU
-
LHR
58h 15m
3 stops
£1,647Multiple Airlines
Sat, 22 Aug - Wed, 2 Sep
Multiple Airlines Logo
09:30 - 10:45
LHR
-
TBU
37h 15m
3 stops
Multiple Airlines Logo
15:50 - 14:05
TBU
-
LHR
58h 15m
3 stops
£1,653Multiple Airlines
Sat, 22 Aug - Wed, 2 Sep
Air New Zealand Logo
20:35 - 19:45
LHR
-
TBU
59h 10m
2 stops
Air New Zealand Logo
15:50 - 10:10
TBU
-
LHR
30h 20m
2 stops
£1,682Air New Zealand
Sat, 22 Aug - Wed, 2 Sep
Air New Zealand Logo
20:35 - 19:45
LHR
-
TBU
59h 10m
2 stops
Air New Zealand Logo
15:50 - 10:10
TBU
-
LHR
30h 20m
2 stops
£1,687Air New Zealand
Sat, 22 Aug - Wed, 2 Sep
Air New Zealand Logo
11:20 - 10:45
LHR
-
TBU
35h 25m
2 stops
Air New Zealand Logo
15:50 - 10:10
TBU
-
LHR
30h 20m
2 stops
£1,689Air New Zealand
Sat, 22 Aug - Wed, 2 Sep

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Air New Zealand flights from London Heathrow Airport to Tongatapu

Our best Air New Zealand deals on London Heathrow Airport to Tongatapu flight tickets
Air New Zealand
22 Aug
LHR20:35London Heathrow
59h 10m
2 stops
TBU19:45Nuku‘alofa Fua'Amotu Intl
2 Sept
TBU15:50Nuku‘alofa Fua'Amotu Intl
30h 20m
2 stops
LHR10:10London Heathrow
£1,682
Air New Zealand
22 Aug
LHR20:35London Heathrow
59h 10m
2 stops
TBU19:45Nuku‘alofa Fua'Amotu Intl
2 Sept
TBU15:50Nuku‘alofa Fua'Amotu Intl
30h 20m
2 stops
LHR10:10London Heathrow
£1,687

Singapore Airlines flights from London Heathrow Airport to Tongatapu

Our best Singapore Airlines deals on London Heathrow Airport to Tongatapu flight tickets
Singapore Airlines
5 Jul
LHR09:25London Heathrow
37h 20m
2 stops
TBU10:45Nuku‘alofa Fua'Amotu Intl
14 Jul
TBU11:55Nuku‘alofa Fua'Amotu Intl
54h 00m
2 stops
LHR05:55London Heathrow
£3,158
Singapore Airlines
6 Jul
LHR20:35London Heathrow
50h 10m
2 stops
TBU10:45Nuku‘alofa Fua'Amotu Intl
14 Jul
TBU20:55Nuku‘alofa Fua'Amotu Intl
45h 00m
2 stops
LHR05:55London Heathrow
£3,369

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 28 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Tongatapu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 22/8

09:30-10:45

3 stops37h 15m

Nuku‘alofa Fua'Amotu Intl

Wed 2/9

15:50-14:05

3 stops58h 15m

£1,645

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 22/8

09:30-10:45

3 stops37h 15m

Nuku‘alofa Fua'Amotu Intl

Wed 2/9

15:50-14:05

3 stops58h 15m

£1,647

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 22/8

09:30-10:45

3 stops37h 15m

Nuku‘alofa Fua'Amotu Intl

Wed 2/9

15:50-14:05

3 stops58h 15m

£1,653

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 22/8

20:35-19:45

2 stops59h 10m

Nuku‘alofa Fua'Amotu Intl

Wed 2/9

15:50-10:10

2 stops30h 20m

£1,682

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 22/8

20:35-19:45

2 stops59h 10m

Nuku‘alofa Fua'Amotu Intl

Wed 2/9

15:50-10:10

2 stops30h 20m

£1,687
Fastest return journey

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 22/8

11:20-10:45

2 stops35h 25m

Nuku‘alofa Fua'Amotu Intl

Wed 2/9

15:50-10:10

2 stops30h 20m

£1,689
Cheapest one-way
Fastest single journey

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 3/10

15:05-09:45

2 stops30h 40m

£1,172

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 3/10

15:05-09:45

2 stops30h 40m

£1,175

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 3/10

15:05-09:45

2 stops30h 40m

£1,176

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 3/10

19:25-18:45

3 stops59h 20m

£1,190

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

See travel insights to Tongatapu from

How to get the cheapest flight ticket from London Heathrow Airport to Tongatapu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from London Heathrow to Tongatapu?

Air New Zealand is the most popular carrier operating from London Heathrow to Tongatapu

Cheap London Heathrow Airport to Tongatapu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Tongatapu

Fastest flight time

33h 40m

Direct flights

None
The fastest flight from London Heathrow Airport to Tongatapu takes 33h 40m
There are no direct flights from London Heathrow Airport to Tongatapu. There are no popular flight routes from London Heathrow Airport to Tongatapu.
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Frequently asked questions about flying from London Heathrow Airport to Tongatapu

  • When did momondo last update prices for flights from London Heathrow Airport to Tongatapu?

    Prices for flights from London Heathrow Airport to Tongatapu are updated daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Tongatapu?

  • How old do you have to be to fly from London Heathrow Airport to Tongatapu?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Tongatapu.

  • What documentation or ID do you need to fly to Tongatapu?

    The required travel and health documents for your Tongatapu trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tongatapu. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from London Heathrow Airport to Tongatapu

Compare and see reviews for airlines that fly from London Heathrow Airport to Tongatapu with momondo
Airline
Rating
Free Cancellation
Price
Air New ZealandPriceFrom £1,285Free CancellationRating
8.0
646 reviews
Search Air New Zealand flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Tongatapu?

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 from London to Tongatapu for you.

Can I find flights from London to Tongatapu with flexible booking policies on momondo?

Yes. All flights to Tongatapu from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Tongatapu?

momondo provides multiple filters to help you find the best flight to Tongatapu from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Tongatapu right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Tongatapu flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Tongatapu

Popular Cities in Tongatapu

Popular flights according to clicks in the last 7 days on momondo
Flights to Nuku‘alofafrom £1,647