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Cheap flights from the United Kingdom to Tonga from £1,007

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TBU
20 Aug — 27 Aug1
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 21 July 2026.

Sat 17/1021:20
LHR
-
TBU
2 stops57h 25m
Multiple Airlines
Sat 31/1012:15
TBU
-
LHR
2 stops42h 15m
Multiple Airlines
Deal found 17/7£1,555
Tue 18/815:05
LHR
-
TBU
2 stops31h 40m
Multiple Airlines
Tue 25/820:55
TBU
-
LHR
2 stops50h 40m
Multiple Airlines
Deal found 19/7£1,664
Thu 6/814:50
LHR
-
TBU
2 stops31h 55m
Multiple Airlines
Thu 20/811:55
TBU
-
LHR
2 stops34h 40m
Multiple Airlines
Deal found 19/7£1,808
Sat 17/1020:40
LHR
-
TBU
3 stops54h 50m
Qantas Airways
Sat 31/1016:55
TBU
-
LHR
2 stops31h 45m
Qantas Airways
Deal found 17/7£10,227

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 21 July 2026.

Round-trip from

£1,555

One-way from

£1,007
17/10-31/10
  • 17/10-31/10
  • 4 total stops
  • 99h 40m total
  • United Kingdom to Tonga
Search Deals
3/10
  • 3/10
  • 2 total stops
  • 57h 25m 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 21 July 2026.
Use the filters below to find and compare flights from the United Kingdom to Tonga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 17/10

21:20-18:45

2 stops57h 25m

Nuku‘alofa Fua'Amotu Intl

Sat 31/10

12:15-17:30

2 stops42h 15m

£1,555
Fastest return journey

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 6/8

08:25-10:45

3 stops38h 20m

Nuku‘alofa Fua'Amotu Intl

Thu 20/8

11:55-13:15

3 stops37h 20m

£1,870

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Tue 18/8

09:30-10:45

3 stops37h 15m

Nuku‘alofa Fua'Amotu Intl

Tue 25/8

20:55-13:15

3 stops52h 20m

£1,919
Cheapest one-way
Fastest single journey

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 3/10

21:20-18:45

2 stops57h 25m

£1,007

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Sorted by cheapest first

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 21 July 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
654 reviews
Check prices

Food

7.5

Crew

8.5

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air New Zealand
8.0
Very Good
654 reviews
Air New Zealand
8.0
Very Good
654 reviews
Check prices

Food

7.5

Crew

8.5

Boarding

8.2

Comfort

8.0

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

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.

  • 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.

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Alternative routes for United Kingdom to Tonga

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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 21 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest£1,261Average£1,735FlexibilityNo 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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