How do I get Price Alerts for flights from London to Tongatapu?

Search flight deals from London to Tongatapu . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from London to Tongatapu with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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

Prices for flights from London to Tongatapu were last updated today.

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

As of March 2026, there is 1 operator available to choose from for flights from London to Tongatapu.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London 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.

£698 Cheap Flights from London to Tongatapu in 2026

1 adult

0 bags

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Find the cheapest flights from London to Tongatapu

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

09:00 - 15:55

LHR

TBU

42h 55m

3 stops

11:20 - 13:15

TBU

LHR

61h 55m

3 stops

£1,543Multiple Airlines

Thu, 17 Sep - Wed, 7 Oct

09:00 - 14:35

LHR

TBU

41h 35m

2 stops

11:55 - 22:10

TBU

LHR

46h 15m

2 stops

£1,555Multiple Airlines

Mon, 25 May - Mon, 15 Jun

20:35 - 19:45

LHR

TBU

35h 10m

2 stops

14:50 - 13:20

TBU

LHR

34h 30m

2 stops

£1,563Air New Zealand

Thu, 17 Sep - Wed, 7 Oct

19:35 - 21:30

LHR

TBU

85h 55m

3 stops

11:55 - 22:10

TBU

LHR

46h 15m

2 stops

£1,618Multiple Airlines

Mon, 25 May - Mon, 15 Jun

22:15 - 19:45

LHR

TBU

33h 30m

2 stops

14:50 - 06:35

TBU

LHR

51h 45m

3 stops

£1,687Multiple Airlines

Thu, 17 Sep - Wed, 7 Oct

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 17/9

09:00-15:55

3 stops42h 55m

Nuku‘alofa Fua'Amotu Intl

Wed 7/10

11:20-13:15

3 stops61h 55m

£1,543

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 25/5

09:00-14:35

2 stops41h 35m

Nuku‘alofa Fua'Amotu Intl

Mon 15/6

11:55-22:10

2 stops46h 15m

£1,555

Fastest return journey

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 17/9

20:35-19:45

2 stops35h 10m

Nuku‘alofa Fua'Amotu Intl

Wed 7/10

14:50-13:20

2 stops34h 30m

£1,563

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 25/5

19:35-21:30

3 stops85h 55m

Nuku‘alofa Fua'Amotu Intl

Mon 15/6

11:55-22:10

2 stops46h 15m

£1,618

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 17/9

22:15-19:45

2 stops33h 30m

Nuku‘alofa Fua'Amotu Intl

Wed 7/10

14:50-06:35

3 stops51h 45m

£1,687

Cheapest one-way

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 12/9

22:05-16:30

3 stops54h 25m

£698

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Wed 17/6

22:05-19:45

3 stops57h 40m

£746

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 22/6

22:00-10:45

3 stops48h 45m

£748

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Wed 17/6

22:00-19:45

2 stops57h 45m

£812

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Fri 19/6

22:00-10:45

3 stops48h 45m

£825

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

Cheap London to Tongatapu flight deals and tips

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

Fastest flight time	42h 55m
Direct flights	None

The fastest flight from London to Tongatapu takes 42h 55m

There are no direct flights from London to Tongatapu. There are no popular flight routes from London to Tongatapu.

Search flight deals

When did momondo last update prices for flights from London to Tongatapu?
Prices for flights from London to Tongatapu were last updated today.
How many operators does momondo search for flights from London to Tongatapu?
As of March 2026, there is 1 operator available to choose from for flights from London to Tongatapu.
How old do you have to be to fly from London to Tongatapu?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London 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 to Tongatapu

Compare and see reviews for airlines that fly from London to Tongatapu with momondo

Airline	Rating	Free Cancellation	Price
Air New Zealand	PriceFrom £1,275	Free Cancellation	Rating 8.0 621 reviews		Search Air New Zealand flights

How do I get Price Alerts for flights from London to Tongatapu?
Search flight deals from London to Tongatapu. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from London to Tongatapu with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

It is quick and easy to find London to Tongatapu flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Tongatapu that suits 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?

Once all potential London to Tongatapu flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Tongatapu, momondo offers a useful price alert feature which will track prices for flights to Tongatapu from London and alert you when they change.

An easier way to manage your Tongatapu trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Flights to Nuku‘alofafrom £1,699

Cheap flights from London to Tongatapu from £698

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 to Tongatapu departing on 12/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to Tongatapu

Cheap return flights

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Use the filters below to find and compare flights from London to Tongatapu that are best for you.

Cheap London to Tongatapu flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from London to Tongatapu

Compare and see reviews for airlines that fly from London to Tongatapu with momondo

Why use momondo?

An easier way to manage your Tongatapu trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Tongatapu

Popular Cities in Tongatapu

Popular flights according to clicks in the last 7 days on momondo

London flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Tongatapu

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Tongatapu

List of cabin classes available on flights landing in Tongatapu. Availability may vary depending on flight origin and airline.

Complete your trip to Tongatapu

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According to popular flight searches on momondo this year