£1,823+ Cheap flights to Tonga

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
— TBU
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Flights to Tonga in 2025

Find the latest flights to Tonga in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 7 November 2025.

Return from

£1,823
4/12-11/12
  • 4/12-11/12
  • 6 total stops
  • 68h 20m total
  • London to Nuku‘alofa
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Cheapest flights to Tonga
Explore the most affordable flight options available to Tonga. Find the lowest fares based on data from user searches, with prices last updated on 7 November 2025.

Thu 4/1214:30LHR - TBU
3 stops35h 30mMultiple Airlines
Thu 11/1216:00TBU - LHR
3 stops32h 50mMultiple Airlines
Deal found 6/11£1,823
Thu 4/1209:10LHR - TBU
2 stops39h 25mAir New Zealand
Thu 11/1221:35TBU - LHR
2 stops51h 15mAir New Zealand
Deal found 6/11£1,899

Cheapflights Fare Finder

 
Locate flights to Tonga that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 7 November 2025.
Use the filters below to find and compare flights to Tonga that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 4/12

14:30-15:00

3 stops35h 30m

Nuku‘alofa Fua'Amotu Intl

Thu 11/12

16:00-11:50

3 stops32h 50m

£1,823

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 4/12

09:10-13:35

2 stops39h 25m

Nuku‘alofa Fua'Amotu Intl

Thu 11/12

21:35-11:50

2 stops51h 15m

£1,899

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 3/1

08:10-10:35

3 stops37h 25m

Nuku‘alofa Fua'Amotu Intl

Sat 17/1

16:00-15:00

2 stops36h 00m

£2,070

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Best time to book a flight to Tonga

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

How long is the flight to Tonga?

On average, a flight from London to Tonga takes 35 hours 30 minutes. Flights to Tonga from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Rainfall in Tonga by month

Plan your trip to Tonga by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Tonga ranges from 95.0 - 210.0 inches per month. February is typically the wettest month, when rainfall can reach 210.0 mm. June is typically the driest time to visit Tonga when rainfall is around 95.0 mm.

Temperature in Tonga by month

Plan your trip to Tonga by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Tonga, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 22.0 C).

FAQs about flying to Tonga

  • Can I find cheaper flights to Tonga if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Tonga on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Does Nuku‘alofa Fua'Amotu Intl have car hire?

    Yes. Those touching down at Nuku‘alofa Fua'Amotu Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Nuku‘alofa Fua'Amotu Intl?

    Yes. Nuku‘alofa Fua'Amotu Intl has hotels nearby for those requiring accommodations. Aloft Airport Accommodation is the closest property to Nuku‘alofa Fua'Amotu Intl (0.0 mi away from Nuku‘alofa Fua'Amotu Intl).

Browse thousands of different options on Cheapflights for your next trip

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Find flights to Tonga cities and airports

Select your preferred flight destination in Tonga from the list below.
Flights to Nuku‘alofa
Flights to Vava'u

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