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Flights to Tonga

£1,545 Cheap flights to Tonga

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Tonga departing on 25/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Recent flights found to popular cities in Tonga

Find flights to these popular cities in Tonga from your nearest airport.

Flights to Nuku‘alofa

Search all flight deals to Nuku‘alofa
Multiple Airlines
25 May
LHR
41h 35m
2 stops
TBU
15 Jun
TBU
46h 15m
2 stops
LHR
£1,545
Multiple Airlines
25 May
LHR
85h 55m
3 stops
TBU
15 Jun
TBU
46h 15m
2 stops
LHR
£1,607

Find the cheapest flights from the United Kingdom to Tonga

Recent return flight deals from the United Kingdom to Tonga

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:00 - 14:35
LHR
-
TBU
41h 35m
2 stops
Multiple Airlines Logo
11:55 - 22:10
TBU
-
LHR
46h 15m
2 stops
£1,545Multiple Airlines
Mon, 25 May - Mon, 15 Jun
Multiple Airlines Logo
19:35 - 21:30
LHR
-
TBU
85h 55m
3 stops
Multiple Airlines Logo
11:55 - 22:10
TBU
-
LHR
46h 15m
2 stops
£1,607Multiple Airlines
Mon, 25 May - Mon, 15 Jun

momondo Fare Finder

 
Locate flights to Tonga that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 26 March 2026.
Use the filters below to find and compare flights to Tonga that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

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

£1,545

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

£1,607
Cheapest one-way

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Wed 17/6

22:05-19:45

3 stops57h 40m

£742

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 22/6

22:00-10:45

3 stops48h 45m

£743

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Wed 17/6

22:00-19:45

2 stops57h 45m

£807

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Fri 19/6

22:00-10:45

3 stops48h 45m

£819

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sun 21/6

22:10-01:45

3 stops39h 35m

£926

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Tue 23/6

21:10-01:45

3 stops40h 35m

£942

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 20/6

22:05-10:45

2 stops48h 40m

£1,043

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 20/7

19:50-15:55

3 stops56h 05m

£1,054

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
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See travel insights to Tonga from

Tonga flights insights and trends

Explore insights for your Tonga flight to craft the best travel plan

Cheapest flights to cities in Tonga

Click on the cities below to find out when it's cheapest to fly to Tonga from United Kingdom
Nuku‘alofa
Nuku‘alofa
Find flights to Nuku‘alofa

Cheap Tonga flight deals and tips

Summary info about Tonga flight prices, duration and airlines

Best One-Way Price

£742

Best Round-Trip Price

£1,545

Fastest flight time

57h 40m
The best one-way flight price to Tonga from United Kingdom in the last 72 hours is £742 (London Heathrow to Nuku‘alofa Fua'Amotu Intl).
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The best round-trip flight price to Tonga from United Kingdom in the last 72 hours is £1,545 (London Heathrow to Nuku‘alofa Fua'Amotu Intl).
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The fastest flight to Tonga from United Kingdom takes 57h 40m (London Heathrow to Nuku‘alofa Fua'Amotu Intl).
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Frequently asked questions about flying to Tonga

What is the most popular airport in Tonga to fly to?

According to our data, 90% of momondo users who travelled to Tonga in the last year flew into Nuku‘alofa Fua'Amotu Intl (located in Nuku‘alofa), making it the most popular airport to fly to. There may be other airports in Tonga, but the majority of our users take flights to Nuku‘alofa Fua'Amotu Intl in order to visit Nuku‘alofa and it’s surrounding areas.

How long is the flight from United Kingdom to Tonga?

The flight from United Kingdom to Tonga depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from London Heathrow (a popular airport in United Kingdom) to Nuku‘alofa Fua'Amotu Intl (the most popular airport in Tonga), then the flight time is 38h 30m on average. If you fly from Manchester (another popular airport in United Kingdom) to Nuku‘alofa Fua'Amotu Intl, then the average flight time is .

When did momondo last update prices for flights to Tonga?

Prices for flights to Tonga are refreshed on a daily basis.

How many operators does momondo search for flights to Tonga?

There is 1 operator available for flights to Tonga as of March 2026.

How old do you have to be to fly to Tonga?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Tonga.

What documentation or ID do you need to fly to Tonga?

The travel and health documents required for your trip to Tonga can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Tonga. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal to Tonga?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Tonga.

Can I find flights to Tonga with flexible booking policies on momondo?

momondo does allow users to show only those flights to Tonga which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to Tonga?

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

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

Yes. momondo can track flight prices for Tonga and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Tonga

Popular Flights to Tonga

Popular routes according to searches in the past day on momondo
London to Nuku‘alofa flightsfrom £1,688