£158 Cheap Flights to Tonga

View £158 flight on Wed, 18 Mar 2026Opens in a new window

Popular airlines to Tonga

  • Fiji Airways

  • Air New Zealand

  • Qantas Airways

  • Singapore Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Tonga

Prices were available within the past 7 days and start at £158 for one-way flights and £292 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fiji Airways
Fri, 15 May - Sat, 23 May
AKL
Auckland
TBU
Tongatapu Island
£292 Return, found 7 hours ago
£292
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 15 May from Auckland to Tongatapu Island, returning Sat, 23 May, priced at £292 found 7 hours ago
Fiji Airways
Wed, 14 Oct - Wed, 28 Oct
AKL
Auckland
TBU
Tongatapu Island
£293 Return, found 2 days ago
£293
Return
found 2 days ago
Select Fiji Airways flight, departing Wed, 14 Oct from Auckland to Tongatapu Island, returning Wed, 28 Oct, priced at £293 found 2 days ago
Air New Zealand
Wed, 22 Apr - Wed, 29 Apr
AKL
Auckland
TBU
Tongatapu Island
£296 Return, found 3 days ago
£296
Return
found 3 days ago
Select Air New Zealand flight, departing Wed, 22 Apr from Auckland to Tongatapu Island, returning Wed, 29 Apr, priced at £296 found 3 days ago
Fiji Airways
Fri, 15 May - Sat, 23 May
AKL
Auckland
TBU
Tongatapu Island
£303 Return, found 7 hours ago
£303
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 15 May from Auckland to Tongatapu Island, returning Sat, 23 May, priced at £303 found 7 hours ago
Fiji Airways
Wed, 14 Oct - Wed, 28 Oct
AKL
Auckland
TBU
Tongatapu Island
£304 Return, found 2 days ago
£304
Return
found 2 days ago
Select Fiji Airways flight, departing Wed, 14 Oct from Auckland to Tongatapu Island, returning Wed, 28 Oct, priced at £304 found 2 days ago
Fiji Airways
Wed, 22 Apr - Wed, 29 Apr
AKL
Auckland
TBU
Tongatapu Island
£314 Return, found 3 days ago
£314
Return
found 3 days ago
Select Fiji Airways flight, departing Wed, 22 Apr from Auckland to Tongatapu Island, returning Wed, 29 Apr, priced at £314 found 3 days ago
Air New Zealand
Tue, 21 Apr - Tue, 5 May
AKL
Auckland
TBU
Tongatapu Island
£315 Return, found 18 hours ago
£315
Return
found 18 hours ago
Select Air New Zealand flight, departing Tue, 21 Apr from Auckland to Tongatapu Island, returning Tue, 5 May, priced at £315 found 18 hours ago
Fiji Airways
Fri, 15 May - Sat, 23 May
AKL
Auckland
TBU
Tongatapu Island
£318 Return, found 7 hours ago
£318
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 15 May from Auckland to Tongatapu Island, returning Sat, 23 May, priced at £318 found 7 hours ago
Qantas Airways
Sat, 18 Apr - Sat, 25 Apr
SYD
Sydney
TBU
Tongatapu Island
£447 Return, found 4 days ago
£447
Return
found 4 days ago
Select Qantas Airways flight, departing Sat, 18 Apr from Sydney to Tongatapu Island, returning Sat, 25 Apr, priced at £447 found 4 days ago
British Airways
Wed, 24 Jun - Tue, 14 Jul
LHR
London
TBU
Tongatapu Island
£1,503 Return, found 4 days ago
£1,503
Return
found 4 days ago
Select British Airways flight, departing Wed, 24 Jun from London to Tongatapu Island, returning Tue, 14 Jul, priced at £1,503 found 4 days ago

The Annual Holiday Sale

Members save up to 40% on hotels and holiday homes. Plan this year’s big trip and save.
Book now

Trending flights to Tonga

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, 24 Jun - Tue, 14 Jul
LHR
London
TBU
Tongatapu Island
£1,503 Return, found 4 days ago
£1,503
Return
found 4 days ago
Select British Airways flight, departing Wed, 24 Jun from London to Tongatapu Island, returning Tue, 14 Jul, priced at £1,503 found 4 days ago

Frequently asked questions

How do I find cheap flights to Tonga that have flexible change policies?
We know that travel schedules can change in the blink of an eye, so locking in a flexible ticket with Expedia is a sensible idea. Just check the "No change fee" box below the "Flexible change policies" filter. Your well-priced and flexible flight to Tonga is just a few clicks away.
How can I find cheap tickets to Tonga?
One of the easiest ways to score cheap tickets to Tonga is to be flexible with your travel dates. Search for your flights, then click "flexible dates" at the top of your results. You'll see the cheapest prices for nearby days. The best price for a flight to Tonga in the last seven days was £292. Booking well ahead of time will usually help you get an even bigger bargain.
How much is a flight to Tonga?
The price of a round-trip airfare to Tonga in the last seven days varied between £292 and £1,503. If you were travelling one way from Auckland (AKL), you could have nabbed a deal from only £158.
When is the cheapest time to fly to Tonga?
Take off to Tonga earlier in the week and you'll usually be rewarded more economical fares. Tuesday is typically the cheapest day to fly out, with Monday a close second. If you'd like to avoid the most expensive flights, stay away from Saturdays.
How much is a plane ticket to Tonga?
Flights to Tonga varied from £292 to £1,503 in the last seven days. Usually, the earlier you book the better the deal.
What is the best time to go to Tonga?
Make your way to Tonga during August, September and October. People flock to main cities like Eua at this time of year. If you prefer hot weather, it's good to know that the summer season in Tonga begins December 1. Average temperatures range from 27ºC to 27ºC in Eua then.
What months are the cheapest to book a flight to Tonga?
An excellent month to purchase low-cost fares to Tonga is February. It's worth remembering that in the USA, an expensive time to reserve a ticket is the festive month of December.

Book with confidence

Top tips for booking flights to Tonga from UK

Get ready to fly to Tonga

Prepare your luggage and book your flights to Tonga with Expedia. We offer a seamless flight booking experience, with a wide range of Tonga plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Tonga in 2026, we are always available to assist you. Book your flights to Tonga today and let the adventure begin!

Find the best tickets to Tonga

To find some of the best tickets to Tonga in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Tonga or last-minute flights to Tonga, you can filter and sort your search results, making it easy to find the ideal flight to Tonga.

Airlines fly to Tonga

There are 20 different airlines that fly to Tonga including some of the most trusted names in the business. To book flights to Tonga with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Tonga plane tickets.

Find the cheapest flights to Tonga

By booking early you may find some of the best deals for Tonga flights from the UK, including Tonga direct flights. You can usually find affordable and cheap flights to Tonga, whether one-way from £158 or round-trip from £292, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Tonga

Try searching for different Tonga airports with Expedia to find some of the cheapest flights to Tonga. Flights from Auckland (AKL) to Tongatapu Island (TBU) usually have the lowest price from £158.

Why book your flights to Tonga with Expedia

Expedia offers great deals on Tonga air fares from £158 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Tonga from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to Tonga from UK

Travel information

Tonga Flights Information

Airlines serving
Air New Zealand, Fiji Airways, Qantas Airways, Qatar Airways, Singapore Airlines, British Airways
Roundtrip price
from £292
Tonga Flights Information

Explore a world of travel with Expedia

*Available to Expedia members.