£1,407+ Cheap flights to Tongatapu
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
Flights to Tongatapu in 2025
Find the latest flights to Tongatapu 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 4 July 2025.
Find flight deals to Tongatapu
Cheapest flights to TongatapuExplore the most affordable flight options available to Tongatapu. Find the lowest fares based on data from user searches, with prices last updated on 4 July 2025.
Explore the most affordable flight options available to Tongatapu. Find the lowest fares based on data from user searches, with prices last updated on 4 July 2025.
Cheapflights Fare Finder
Locate flights to Tongatapu 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 4 July 2025.
Use the filters below to find and compare flights to Tongatapu that are best for you.
Fly from
Route
Depart
Return
Price
LondonNuku‘alofa
LHR - TBU
LHRTBU
London Heathrow
Sun 7/9
11:25-11:10
2 stops35h 45m
Nuku‘alofa Fua'Amotu Intl
Wed 8/10
11:20-15:45
2 stops64h 25m
LondonNuku‘alofa
LHR - TBU
LHRTBU
London Heathrow
Fri 29/8
21:35-10:35
3 stops49h 00m
Nuku‘alofa Fua'Amotu Intl
Sat 4/10
05:40-16:35
3 stops46h 55m
LondonNuku‘alofa
LHR - TBU
LHRTBU
London Heathrow
Sun 7/9
09:25-11:10
2 stops37h 45m
Nuku‘alofa Fua'Amotu Intl
Wed 8/10
11:20-15:45
2 stops40h 25m
Best time to book a flight to Tongatapu
Have a flexible travel schedule? Discover the best time to fly to Tongatapu with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight to Tongatapu
How long is the flight to Tongatapu?
On average, a flight from London to Tongatapu takes 38 hours 55 minutes. Flights to Tongatapu 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 Tongatapu by month
Plan your trip to Tongatapu by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Tongatapu 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 Tongatapu when rainfall is around 95.0 mm.
Temperature in Tongatapu by month
Plan your trip to Tongatapu by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Tongatapu, 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).
Reviews of airlines servicing Tongatapu
Get insights into the airlines that provide service to Tongatapu. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tongatapu. Reviews last updated 4 July 2025.
Read reviews from past customers who have flown Singapore Airlines and Air New Zealand to Tonga. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Entertainment
Comfort
Food
Overall
Crew
Reviews
Pierre,Apr 2025
MLE - SIN
Boarding
Entertainment
Comfort
Food
Overall
Crew
Reviews
Pierre,Apr 2025
MLE - SIN
Boarding
Entertainment
Comfort
Food
Overall
Crew
Reviews
Pierre,Apr 2025
MLE - SIN
FAQs about flying to Tongatapu
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How does Cheapflights help users find flights to Tongatapu?
When you search for this flight to Tongatapu, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.
Why should you use Cheapflights to find cheap flight tickets to Tongatapu?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Tongatapu.
Can Cheapflights find flights to Tongatapu with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights to Tongatapu, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights to Tongatapu become cheaper?
Yes, Cheapflights offers price alerts on Tongatapu flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.