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Cheap flights from the United Kingdom to Tonga from £1,340

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TBU
18 Mar — 25 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Tonga

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Tonga
Explore the most affordable flight options available from United Kingdom to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 February 2026.

Fri 13/319:20
LHR
-
TBU
3 stops50h 15m
Multiple Airlines
Fri 20/305:40
TBU
-
LHR
3 stops43h 25m
Multiple Airlines
Deal found 12/2£1,340
Sat 17/1014:30
LHR
-
TBU
3 stops47h 15m
Multiple Airlines
Sat 7/1105:40
TBU
-
LHR
3 stops66h 15m
Multiple Airlines
Deal found 13/2£1,483
Sat 9/511:20
LHR
-
TBU
2 stops59h 25m
Singapore Airlines
Wed 13/516:25
TBU
-
LHR
2 stops35h 20m
Singapore Airlines
Deal found 12/2£2,212

Find flight deals from United Kingdom to Tonga

Keep the following information in mind while searching for United Kingdom to Tonga flight deals. Data was last updated 16 February 2026.

Round-trip from

£1,340
13/3-20/3
  • 13/3-20/3
  • 6 total stops
  • 93h 40m total
  • United Kingdom to Tonga
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 16 February 2026.
Use the filters below to find and compare flights from the United Kingdom to Tonga that are best for you.

Fly from

United Kingdom

Fly to

Tonga

Route

Depart

Return

Price

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Fri 13/3

19:20-10:35

3 stops50h 15m

Nuku‘alofa Fua'Amotu Intl

Fri 20/3

05:40-12:05

3 stops43h 25m

£1,340

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 9/5

11:20-10:45

2 stops59h 25m

Nuku‘alofa Fua'Amotu Intl

Wed 13/5

16:25-15:45

2 stops35h 20m

£2,212

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Best time to book a flight from United Kingdom to Tonga

Have a flexible travel schedule? Discover the best time to fly to Tonga from United Kingdom 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 from the United Kingdom to Tonga
No data available for this route at this time. Please check back soon.

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 16 February 2026.
Read through reviews of airlines operating flights from the United Kingdom to Tonga, such as Air New Zealand. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
584 reviews
Check prices

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane
Air New Zealand
8.0
Very Good
584 reviews
Air New Zealand
8.0
Very Good
584 reviews
Check prices

Overall

8.0

Food

7.4

Boarding

8.2

Comfort

8.0

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
8.0
Excellent

David,Jan 2026

AKL - IAH

Couple of spare seats on this flight so people could spread a little. Much better than a full plane

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Tonga. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from United Kingdom to Tonga?

    Departing from United Kingdom to Tonga will take you 59h 25m. The distance from United Kingdom to Tonga is about 10321 mi.

  • Can I find deals for flights from United Kingdom to Tonga that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Tonga flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Tonga?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Tonga.

  • Can I find deals for business class flights from United Kingdom to Tonga?

    Yes. Cheapflights offers flight deals from United Kingdom to Tonga by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from United Kingdom to Tonga

Discover the top airline that operate flights from United Kingdom to Tonga. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 16 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest£1,208Average£1,452FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Tonga?

Cheapflights makes it easy to find United Kingdom to Tonga flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from United Kingdom to Tonga by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from United Kingdom to Tonga with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from United Kingdom to Tonga, users can toggle the no change fees filter when performing a flight search.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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