£1,553+ 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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
— TBU
1 May — 8 May1
1 adult
1 adult, Economy, 0 bags

Flights to Tonga in 2026

Enter your travel dates to find the best prices.

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 1 April 2026.

Thu 17/909:00
LHR
-
TBU
3 stops42h 55m
Multiple Airlines
Wed 7/1011:20
TBU
-
LHR
3 stops61h 55m
Multiple Airlines
Deal found 27/3£1,553
Thu 17/920:35
LHR
-
TBU
2 stops35h 10m
Air New Zealand
Wed 7/1014:50
TBU
-
LHR
2 stops34h 30m
Air New Zealand
Deal found 27/3£1,573
Mon 12/1015:05
LHR
-
TBU
2 stops34h 30m
Air New Zealand
Mon 26/1021:35
TBU
-
LHR
2 stops45h 20m
Air New Zealand
Deal found 30/3£1,596
Wed 1/416:15
LHR
-
TBU
2 stops35h 10m
Multiple Airlines
Wed 8/405:40
TBU
-
LHR
2 stops44h 30m
Multiple Airlines
Deal found 31/3£2,486

Find flight deals to Tonga

Find the latest flights to Tonga in 2026, 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 1 April 2026.

Return from

£1,553

One-way from

£702
17/9-7/10
  • 17/9-7/10
  • 6 total stops
  • 104h 50m total
  • London to Nuku‘alofa
Search Deals
12/9
  • 12/9
  • 3 total stops
  • 54h 25m total
  • London to Tonga
Search Deals

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 1 April 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

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

£1,553
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

£1,573

Flights are sorted by cheapest return flights first.

Deals found on 27/3

Sorted by cheapest first

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 34 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.

What are the most popular airlines that fly to Tonga?

The most popular airline flying from London to Tonga is Air New Zealand.

Air New Zealand
Air New Zealand
From £1,284

What are the cheapest airlines that fly to Tonga?

The cheapest airline flying from London to Tonga is Air New Zealand.

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.

  • What is the best airline to fly to Tonga?

    Based on reviews from Cheapflights users, Air New Zealand is rated the highest out of the airlines that fly to Tonga.

  • What is the cheapest airport to fly to in Tonga?

    Vava'u Lupepau'U is currently the cheapest airport to fly to in Tonga. One-way flights to Vava'u Lupepau'U typically cost £346, while return flights cost around £455.

  • 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).

See more FAQs

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Flights to Nuku‘alofa
Flights to Vava'u

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