£1,543+ 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 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
— TBU
26 Jan — 2 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Tonga in 2025

Enter your travel dates to find the best prices.

Best flights to Tonga
Discover carefully curated flight deals to Tonga that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 December 2025.

Sun 14/621:20LHR - TBU
2 stops53h 15mMultiple Airlines
Fri 19/622:40TBU - LHR
2 stops56h 00mMultiple Airlines
Deal found 25/12£1,543
Sat 9/511:20LHR - TBU
2 stops35h 25mSingapore Airlines
Wed 13/516:25TBU - LHR
2 stops39h 05mSingapore Airlines
Deal found 26/12£2,227
Sun 8/320:35LHR - TBU
2 stops34h 45mSingapore Airlines
Thu 12/321:35TBU - LHR
2 stops47h 05mSingapore Airlines
Deal found 24/12£2,549
Fri 15/520:35LHR - TBU
2 stops50h 10mSingapore Airlines
Sat 30/520:55TBU - LHR
2 stops54h 50mSingapore Airlines
Deal found 25/12£7,061
Thu 14/511:25LHR - TBU
2 stops44h 20mSingapore Airlines
Sat 30/520:55TBU - LHR
2 stops58h 35mSingapore Airlines
Deal found 25/12£7,061
Fri 15/511:25LHR - TBU
2 stops59h 20mSingapore Airlines
Mon 1/611:55TBU - LHR
2 stops55h 50mSingapore Airlines
Deal found 25/12£7,474
Tue 12/511:25LHR - TBU
2 stops35h 20mSingapore Airlines
Mon 1/611:55TBU - LHR
2 stops43h 35mSingapore Airlines
Deal found 25/12£7,474
Thu 14/511:25LHR - TBU
2 stops44h 20mSingapore Airlines
Mon 1/611:55TBU - LHR
2 stops55h 50mSingapore Airlines
Deal found 25/12£7,474
Wed 13/509:25LHR - TBU
2 stops48h 05mSingapore Airlines
Mon 1/611:55TBU - LHR
2 stops55h 50mSingapore Airlines
Deal found 25/12£7,474
Mon 18/511:25LHR - TBU
2 stops39h 10mSingapore Airlines
Thu 28/520:55TBU - LHR
2 stops30h 50mSingapore Airlines
Deal found 25/12£8,287
Sun 17/522:05LHR - TBU
2 stops52h 30mSingapore Airlines
Thu 28/520:55TBU - LHR
2 stops30h 50mSingapore Airlines
Deal found 25/12£8,303

Find flight deals to Tonga

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 27 December 2025.

Return from

£1,401
14/6-19/6
  • 14/6-19/6
  • 6 total stops
  • 88h 15m total
  • London to Nuku‘alofa
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 27 December 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

Sun 14/6

21:20-14:35

2 stops53h 15m

Nuku‘alofa Fua'Amotu Intl

Fri 19/6

22:40-18:40

2 stops56h 00m

£1,543

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 9/5

11:20-10:45

2 stops35h 25m

Nuku‘alofa Fua'Amotu Intl

Wed 13/5

16:25-19:30

2 stops39h 05m

£2,227

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sun 8/3

20:35-20:20

2 stops34h 45m

Nuku‘alofa Fua'Amotu Intl

Thu 12/3

21:35-07:40

2 stops47h 05m

£2,549

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Fri 15/5

20:35-10:45

2 stops50h 10m

Nuku‘alofa Fua'Amotu Intl

Sat 30/5

20:55-15:45

2 stops54h 50m

£7,061

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 14/5

11:25-19:45

2 stops44h 20m

Nuku‘alofa Fua'Amotu Intl

Sat 30/5

20:55-19:30

2 stops58h 35m

£7,061

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Fri 15/5

11:25-10:45

2 stops59h 20m

Nuku‘alofa Fua'Amotu Intl

Mon 1/6

11:55-07:45

2 stops55h 50m

£7,474

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Tue 12/5

11:25-10:45

2 stops35h 20m

Nuku‘alofa Fua'Amotu Intl

Mon 1/6

11:55-19:30

2 stops43h 35m

£7,474

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 14/5

11:25-19:45

2 stops44h 20m

Nuku‘alofa Fua'Amotu Intl

Mon 1/6

11:55-07:45

2 stops55h 50m

£7,474

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Wed 13/5

09:25-21:30

2 stops48h 05m

Nuku‘alofa Fua'Amotu Intl

Mon 1/6

11:55-07:45

2 stops55h 50m

£7,474

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 18/5

11:25-14:35

2 stops39h 10m

Nuku‘alofa Fua'Amotu Intl

Thu 28/5

20:55-15:45

2 stops30h 50m

£8,287

Flights are sorted by cheapest return flights first.

Deals found on 25/12

Showing 1-10 of 11 results
1
2

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 45 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 £1,222

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.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Tonga?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Tonga today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets to Tonga?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights to Tonga for you. Better yet — we are completely free to use.

Can Cheapflights find flights to Tonga with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Tonga flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights to Tonga become cheaper?

Not ready to book yet? You can track prices for flights to Tonga on Cheapflights with our Price Alerts feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.