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Cheap flights from London to Tonga from £569

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — TBU
30 May — 6 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Tonga

Enter your travel dates to find the best prices.

Cheapest flights from London to Tonga
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 30 April 2026.

Wed 1/710:55
LHR
-
TBU
3 stops50h 50m
Multiple Airlines
Tue 21/711:20
TBU
-
LHR
3 stops60h 55m
Multiple Airlines
Deal found 28/4£1,466
Mon 25/522:15
LHR
-
TBU
3 stops48h 20m
Multiple Airlines
Fri 19/616:55
TBU
-
LHR
3 stops55h 30m
Multiple Airlines
Deal found 29/4£1,745
Fri 15/514:25
LHR
-
TBU
3 stops56h 20m
Multiple Airlines
Sat 30/511:55
TBU
-
LHR
3 stops44h 20m
Multiple Airlines
Deal found 28/4£1,754
Wed 24/615:05
LHR
-
TBU
2 stops42h 35m
Air New Zealand
Tue 14/720:55
TBU
-
LHR
2 stops45h 00m
Air New Zealand
Deal found 26/4£2,106
Wed 1/716:55
LHR
-
TBU
2 stops29h 40m
Fiji Airways
Tue 21/711:20
TBU
-
LHR
2 stops35h 30m
Fiji Airways
Deal found 28/4£2,171
Mon 25/520:35
LHR
-
TBU
2 stops30h 00m
Air New Zealand
Fri 19/622:40
TBU
-
LHR
2 stops50h 40m
Air New Zealand
Deal found 25/4£2,397
Sat 7/1120:35
LHR
-
TBU
2 stops34h 45m
Singapore Airlines
Wed 11/1111:20
TBU
-
LHR
2 stops31h 35m
Singapore Airlines
Deal found 28/4£2,445

Find flight deals from London to Tonga

Keep the following information in mind while searching for London to Tonga flight deals. Data was last updated 30 April 2026.

Round-trip from

£1,466

One-way from

£569
1/7-21/7
  • 1/7-21/7
  • 6 total stops
  • 111h 45m total
  • London to Tonga
Search Deals
11/5
  • 11/5
  • 3 total stops
  • 48h 45m total
  • London to Tonga
Search Deals

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 30 April 2026.
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

Cheapest return flight

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Wed 1/7

10:55-01:45

3 stops50h 50m

Nuku‘alofa Fua'Amotu Intl

Tue 21/7

11:20-12:15

3 stops60h 55m

£1,466

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 25/5

22:15-10:35

3 stops48h 20m

Nuku‘alofa Fua'Amotu Intl

Fri 19/6

16:55-12:25

3 stops55h 30m

£1,745

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Fri 15/5

14:25-10:45

3 stops56h 20m

Nuku‘alofa Fua'Amotu Intl

Sat 30/5

11:55-20:15

3 stops44h 20m

£1,754

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Wed 24/6

15:05-21:40

2 stops42h 35m

Nuku‘alofa Fua'Amotu Intl

Tue 14/7

20:55-05:55

2 stops45h 00m

£2,106

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Wed 27/5

09:25-21:30

2 stops48h 05m

Nuku‘alofa Fua'Amotu Intl

Sat 13/6

11:55-15:45

2 stops63h 50m

£2,467

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 25/5

20:35-19:45

2 stops59h 10m

Nuku‘alofa Fua'Amotu Intl

Sat 13/6

20:55-19:30

2 stops58h 35m

£2,467

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sun 24/5

20:35-14:35

2 stops54h 00m

Nuku‘alofa Fua'Amotu Intl

Sat 13/6

11:55-19:30

2 stops67h 35m

£2,600

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 25/5

20:35-19:45

2 stops59h 10m

Nuku‘alofa Fua'Amotu Intl

Mon 8/6

11:55-19:30

2 stops43h 35m

£2,686
Fastest return journey

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 28/5

19:50-16:30

2 stops32h 40m

Nuku‘alofa Fua'Amotu Intl

Tue 9/6

17:30-20:15

2 stops38h 45m

£3,653
Cheapest one-way
Fastest single journey

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 11/5

22:00-10:45

3 stops48h 45m

£569

Flights are sorted by cheapest return flights first.

Deals found on 27/4

Sorted by cheapest first

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.
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 London to Tonga
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from London to Tonga?

    Airlines like Air New Zealand fly from London to Tonga in about 42h 35m. The time it takes to get you to your destination can typically vary by up to . There are 10321 mi between London and Tonga.

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

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

  • How can I find direct flights from London to Tonga?

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

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

    Yes. Cheapflights offers flight deals from London 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

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Alternative routes for London to Tonga

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Top airline flying from London to Tonga

Discover the top airline that operate flights from London 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 30 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest£1,257Average£1,729FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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