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Cheap flights from London Heathrow Airport to Tonga from £1,207

LHR — TBU
23 Sep — 30 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Tonga

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Tonga

Mon 5/1015:05 -
3 stops54h 40m
Mon 12/1010:55 -
3 stops39h 10m
Deal found 21/8£1,921

Find flight deals from Heathrow to Tonga

Round-trip from

£1,921

One-way from

£1,207
5/10-12/10
  • 5/10-12/10
  • 6 total stops
  • 93h 50m total
  • London to Tonga
Search Deals
3/10
  • 3/10
  • 3 total stops
  • 59h 50m total
  • London to Tonga
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Tonga that are best for you.

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Cheapest return flight
Fastest return journey

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Mon 5/10

15:05-09:45

3 stops54h 40m

Nuku‘alofa Fua'Amotu Intl

Mon 12/10

10:55-14:05

3 stops39h 10m

£1,921
Cheapest one-way
Fastest single journey

LondonNuku‘alofa

LHR London Heathrow - TBU Nuku‘alofa Fua'Amotu Intl

LHRTBU

London Heathrow

Sat 3/10

18:55-18:45

3 stops59h 50m

£1,207

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Sorted by cheapest first

Best time to book a flight from Heathrow to Tonga

Have a flexible travel schedule? Discover the best time to fly to Tonga from Heathrow with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Tonga

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

Reviews of airlines servicing Tonga

Read reviews from past customers who have flown with Air New Zealand from London Heathrow Airport to Tonga. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
663 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.5

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
2.0
Mediocre

Viren,Jun 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Air New Zealand
8.0
Very Good
663 reviews
Air New Zealand
8.0
Very Good
663 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.5

Crew

8.5

Entertainment

7.4

Reviews

1 / 20
2.0
Mediocre

Viren,Jun 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

Related info for your journey

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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.

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Heathrow to Tonga

AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest£1,209Average£1,710FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights

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