Latest deals
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Tonga from £1,336

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Tonga departing on 13/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from London Heathrow Airport to Tonga

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:20 - 10:35
LHR
-
TBU
50h 15m
3 stops
Multiple Airlines Logo
05:40 - 12:05
TBU
-
LHR
43h 25m
3 stops
£1,336Multiple Airlines
Fri, 13 Mar - Fri, 20 Mar
Multiple Airlines Logo
19:20 - 10:35
LHR
-
TBU
50h 15m
3 stops
Multiple Airlines Logo
05:40 - 12:05
TBU
-
LHR
43h 25m
3 stops
£1,342Multiple Airlines
Fri, 13 Mar - Fri, 20 Mar
Multiple Airlines Logo
20:50 - 16:30
LHR
-
TBU
31h 40m
2 stops
Multiple Airlines Logo
20:55 - 19:30
TBU
-
LHR
58h 35m
3 stops
£1,446Multiple Airlines
Thu, 7 May - Sat, 23 May
Multiple Airlines Logo
20:50 - 16:30
LHR
-
TBU
31h 40m
2 stops
Multiple Airlines Logo
11:55 - 19:00
TBU
-
LHR
43h 05m
2 stops
£1,585Multiple Airlines
Thu, 7 May - Mon, 25 May
Multiple Airlines Logo
20:50 - 16:30
LHR
-
TBU
31h 40m
2 stops
Multiple Airlines Logo
22:40 - 19:00
TBU
-
LHR
56h 20m
2 stops
£1,596Multiple Airlines
Thu, 7 May - Fri, 22 May
Multiple Airlines Logo
20:50 - 16:30
LHR
-
TBU
31h 40m
2 stops
Multiple Airlines Logo
20:55 - 15:45
TBU
-
LHR
54h 50m
2 stops
£1,597Multiple Airlines
Thu, 7 May - Sat, 23 May
Multiple Airlines Logo
20:35 - 16:30
LHR
-
TBU
31h 55m
3 stops
Multiple Airlines Logo
16:55 - 15:00
TBU
-
LHR
34h 05m
2 stops
£1,670Multiple Airlines
Thu, 16 Apr - Sat, 25 Apr
Multiple Airlines Logo
08:20 - 15:55
LHR
-
TBU
43h 35m
2 stops
Multiple Airlines Logo
16:55 - 15:05
TBU
-
LHR
34h 10m
2 stops
£1,686Multiple Airlines
Thu, 16 Apr - Sat, 25 Apr
Singapore Airlines Logo
22:05 - 21:30
LHR
-
TBU
35h 25m
2 stops
Singapore Airlines Logo
20:55 - 05:55
TBU
-
LHR
45h 00m
2 stops
£1,727Singapore Airlines
Wed, 13 May - Sat, 23 May
Multiple Airlines Logo
17:20 - 20:20
LHR
-
TBU
62h 00m
2 stops
Multiple Airlines Logo
11:20 - 19:10
TBU
-
LHR
44h 50m
2 stops
£1,765Multiple Airlines
Fri, 13 Mar - Fri, 20 Mar

Singapore Airlines flights from London Heathrow Airport to Tonga

Our best Singapore Airlines deals on London Heathrow Airport to Tonga flight tickets
Singapore Airlines
13 May
LHR22:05London Heathrow
35h 25m
2 stops
TBU21:30Nuku‘alofa Fua'Amotu Intl
23 May
TBU20:55Nuku‘alofa Fua'Amotu Intl
45h 00m
2 stops
LHR05:55London Heathrow
£1,727
Singapore Airlines
9 May
LHR11:20London Heathrow
59h 25m
2 stops
TBU10:45Nuku‘alofa Fua'Amotu Intl
13 May
TBU16:25Nuku‘alofa Fua'Amotu Intl
35h 20m
2 stops
LHR15:45London Heathrow
£2,217
Singapore Airlines
9 May
LHR09:25London Heathrow
61h 20m
2 stops
TBU10:45Nuku‘alofa Fua'Amotu Intl
13 May
TBU16:25Nuku‘alofa Fua'Amotu Intl
39h 05m
2 stops
LHR19:30London Heathrow
£2,218

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 13 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Tonga that are best for you.

Fly from

Fly to

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

£1,336

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

£1,342

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 7/5

20:50-16:30

2 stops31h 40m

Nuku‘alofa Fua'Amotu Intl

Sat 23/5

20:55-19:30

3 stops58h 35m

£1,446

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 7/5

20:50-16:30

2 stops31h 40m

Nuku‘alofa Fua'Amotu Intl

Mon 25/5

11:55-19:00

2 stops43h 05m

£1,585

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 7/5

20:50-16:30

2 stops31h 40m

Nuku‘alofa Fua'Amotu Intl

Fri 22/5

22:40-19:00

2 stops56h 20m

£1,596

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 7/5

20:50-16:30

2 stops31h 40m

Nuku‘alofa Fua'Amotu Intl

Sat 23/5

20:55-15:45

2 stops54h 50m

£1,597

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 16/4

20:35-16:30

3 stops31h 55m

Nuku‘alofa Fua'Amotu Intl

Sat 25/4

16:55-15:00

2 stops34h 05m

£1,670

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Thu 16/4

08:20-15:55

2 stops43h 35m

Nuku‘alofa Fua'Amotu Intl

Sat 25/4

16:55-15:05

2 stops34h 10m

£1,686

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Wed 13/5

22:05-21:30

2 stops35h 25m

Nuku‘alofa Fua'Amotu Intl

Sat 23/5

20:55-05:55

2 stops45h 00m

£1,727

LondonNuku‘alofa

LHR - TBU

LHRTBU

London Heathrow

Fri 13/3

17:20-20:20

2 stops62h 00m

Nuku‘alofa Fua'Amotu Intl

Fri 20/3

11:20-19:10

2 stops44h 50m

£1,765

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap London Heathrow Airport to Tonga flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Tonga

Fastest flight time

42h 25m

Direct flights

None
The fastest flight from London Heathrow Airport to Tonga takes 42h 25m
There are no direct flights from London Heathrow Airport to Tonga. There are no popular flight routes from London Heathrow Airport to Tonga.
Search flight deals

  • When did momondo last update prices for flights from London Heathrow Airport to Tonga?

    Prices for flights from London Heathrow Airport to Tonga are updated daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Tonga?

  • How old do you have to be to fly from London Heathrow Airport to Tonga?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Tonga.

  • What documentation or ID do you need to fly to Tonga?

    The required travel and health documents for your Tonga trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tonga. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from London Heathrow Airport to Tonga

Compare and see reviews for airlines that fly from London Heathrow Airport to Tonga with momondo
Airline
Rating
Free Cancellation
Price
Air New ZealandPriceFrom £1,210Free CancellationRating
8.0
582 reviews
Search Air New Zealand flights

  • How do I get Price Alerts for flights from London Heathrow Airport to Tonga?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to London Heathrow Airport from Tonga. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from London Heathrow Airport to Tonga with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from London to Tonga?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Tonga for you.

Can I find flights from London to Tonga with flexible booking policies on momondo?

momondo does allow users to show only those flights to Tonga from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Tonga?

momondo provides multiple filters to help you find the best flight to Tonga from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Tonga right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Tonga from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Tonga trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 15/3
Sun 22/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Tonga

Popular Cities in Tonga

Popular flights according to clicks in the last 7 days on momondo
Flights to Nuku‘alofafrom £1,246