Cheap flights from London to Tonga from £1,573
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals from London to Tonga
Cheapest flights from London to TongaExplore the most affordable flight options available from London to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Explore the most affordable flight options available from London to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London to Tonga that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from London to Tonga that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonNuku‘alofa
LHR - TBU
LHRTBU
London Heathrow
Sat 30/8
09:30-11:10
3 stops37h 40m
Nuku‘alofa Fua'Amotu Intl
Thu 2/10
11:20-20:40
3 stops45h 20m
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
13:35-15:45
2 stops38h 10m
LondonNuku‘alofa
LHR - TBU
LHRTBU
London Heathrow
Sun 31/8
13:05-11:10
2 stops34h 05m
Nuku‘alofa Fua'Amotu Intl
Sat 27/9
12:20-11:10
2 stops34h 50m
LondonNuku‘alofa
LHR - TBU
LHRTBU
London Heathrow
Thu 24/7
16:55-16:25
2 stops35h 30m
LondonNuku‘alofa
LHR - TBU
LHRTBU
London Heathrow
Thu 24/7
08:30-16:25
3 stops43h 55m
Best time to book a flight from London to Tonga
Have a flexible travel schedule? Discover the best time to fly to Tonga from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Tonga
What is the cheapest time of day to fly from LON to TO?
Find hourly flight availability from London to Tonga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.
When flying from London to Tonga, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 11 July 2025.
Read through reviews of airlines operating flights from London to Tonga, such as Singapore Airlines, Fiji Airways, andAir New Zealand. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Anonymous,Jul 2025
DAD - SIN
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Anonymous,Jul 2025
DAD - SIN
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Anonymous,Jul 2025
DAD - SIN
Food
Comfort
Overall
Boarding
Entertainment
Crew
Reviews
Anonymous,Jul 2025
DAD - SIN
Related info for your journey
Find useful and relevant information for your journey from London to Tonga. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for London to Tonga
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from London to Tonga?
Deals for London to Tonga flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from London to Tonga?
Millions of users choose and trust Cheapflights to book the best flight deals from London to Tonga for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from London to Tonga with no change fees?
Yes, we can. To see specific flights from London to Tonga with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from London to Tonga become cheaper?
Not ready to book yet? You can track prices for flights from London to Tonga on Cheapflights with our Price Alert feature and get notified when better prices are available.