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Cheap flights from the United Kingdom to Tonga from £973

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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TBU
10 May — 17 May1
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 10 April 2026.

Sat 9/514:30
LHR
-
TBU
2 stops47h 15m
Multiple Airlines
Sat 16/516:55
TBU
-
LHR
2 stops36h 40m
Multiple Airlines
Deal found 9/4£1,387
Sun 12/417:00
LHR
-
TBU
2 stops44h 45m
Multiple Airlines
Tue 21/405:40
TBU
-
LHR
2 stops45h 25m
Multiple Airlines
Deal found 9/4£1,682
Sat 4/712:45
LHR
-
TBU
3 stops49h 00m
Multiple Airlines
Fri 24/705:40
TBU
-
LHR
3 stops47h 50m
Multiple Airlines
Deal found 8/4£1,702
Mon 25/509:30
LHR
-
TBU
3 stops37h 05m
Multiple Airlines
Thu 18/605:40
TBU
-
LHR
3 stops62h 20m
Multiple Airlines
Deal found 8/4£1,752
Sun 12/406:30
LHR
-
TBU
3 stops55h 15m
Multiple Airlines
Thu 23/405:00
TBU
-
LHR
3 stops51h 10m
Multiple Airlines
Deal found 9/4£1,764
Sat 11/414:30
LHR
-
TBU
2 stops47h 15m
Multiple Airlines
Tue 21/405:40
TBU
-
LHR
3 stops47h 50m
Multiple Airlines
Deal found 9/4£1,772
Sat 11/417:00
LHR
-
TBU
2 stops44h 45m
Multiple Airlines
Thu 23/405:00
TBU
-
LHR
2 stops46h 05m
Multiple Airlines
Deal found 9/4£1,993

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 10 April 2026.

Round-trip from

£1,387

One-way from

£973
9/5-16/5
  • 9/5-16/5
  • 4 total stops
  • 83h 55m total
  • United Kingdom to Tonga
Search Deals
6/7
  • 6/7
  • 3 total stops
  • 55h 50m 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 10 April 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 9/5

14:30-01:45

2 stops47h 15m

Nuku‘alofa Fua'Amotu Intl

Sat 16/5

16:55-17:35

2 stops36h 40m

£1,387

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Mon 25/5

19:25-19:45

2 stops60h 20m

Nuku‘alofa Fua'Amotu Intl

Thu 18/6

11:55-18:45

2 stops42h 50m

£1,843

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 2/7

11:20-10:45

2 stops35h 25m

Nuku‘alofa Fua'Amotu Intl

Wed 22/7

15:50-19:30

2 stops63h 40m

£2,310

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 2/7

11:20-10:45

2 stops35h 25m

Nuku‘alofa Fua'Amotu Intl

Thu 23/7

11:55-19:30

2 stops67h 35m

£2,310
Fastest return journey

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sun 5/7

20:50-16:30

2 stops31h 40m

Nuku‘alofa Fua'Amotu Intl

Thu 23/7

11:55-16:30

3 stops40h 35m

£2,632

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sun 5/7

20:50-16:30

2 stops31h 40m

Nuku‘alofa Fua'Amotu Intl

Fri 24/7

22:40-05:55

2 stops43h 15m

£2,949

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 9/5

20:40-16:30

3 stops55h 50m

Nuku‘alofa Fua'Amotu Intl

Sat 16/5

17:30-20:15

2 stops38h 45m

£3,735

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 4/7

11:55-16:30

2 stops64h 35m

Nuku‘alofa Fua'Amotu Intl

Sat 25/7

17:30-06:35

2 stops49h 05m

£11,482
Cheapest one-way

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Sat 4/7

22:40-10:35

3 stops47h 55m

£1,046
Fastest single journey

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 2/7

12:00-15:55

3 stops39h 55m

£1,101

Flights are sorted by cheapest return flights first.

Deals found on 8/4

Showing 1-10 of 12 resultsSorted by cheapest first
1
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 10 April 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
626 reviews
Check prices

Crew

8.5

Comfort

8.0

Entertainment

7.4

Overall

8.0

Boarding

8.2

Food

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
626 reviews
Air New Zealand
8.0
Very Good
626 reviews
Check prices

Crew

8.5

Comfort

8.0

Entertainment

7.4

Overall

8.0

Boarding

8.2

Food

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.

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

    Departing from United Kingdom to Tonga will take you 35h 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

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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 10 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest£1,265Average£1,739FlexibilityNo 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 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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