£1,407+ 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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
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 4 July 2025.
Find flight deals to Tonga
Cheapest flights to TongaExplore the most affordable flight options available to Tonga. 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 Tonga. Find the lowest fares based on data from user searches, with prices last updated on 4 July 2025.
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 4 July 2025.
Use the filters below to find and compare flights to Tonga 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 Tonga
Have a flexible travel schedule? Discover the best time to fly to Tonga with our price prediction graph.
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 38 hours 55 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).
Reviews of airlines servicing Tonga
Get insights into the airlines that provide service to Tonga. 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 Tonga. Reviews last updated 4 July 2025.
Get a feel of what it's like to fly with Singapore Airlines and Air New Zealand to Tonga by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Food
Crew
Comfort
Entertainment
Overall
Reviews
Pierre,Apr 2025
MLE - SIN
Boarding
Food
Crew
Comfort
Entertainment
Overall
Reviews
Pierre,Apr 2025
MLE - SIN
Boarding
Food
Crew
Comfort
Entertainment
Overall
Reviews
Pierre,Apr 2025
MLE - SIN
FAQs about flying to Tonga
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Users can book flights with no change fees policies with our dedicated filters. Book flights to Tonga flexibly with Cheapflights today.
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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.