Flight to Tonga

View S$969 flight on Thu, 2 Jul, 2026Opens in a new window

Popular airlines to Tonga

  • Fiji Airways

    Fiji Airways

  • Air New Zealand

    Air New Zealand

  • Qantas Airways

    Qantas Airways

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    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 S$969 for one-way flights and S$1,914 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Garuda Indonesia
Mon, 11 May - Sat, 16 May
SIN
Singapore
TBU
Tongatapu Island
S$1,914 Return, found 2 days ago
S$1,914
Return
found 2 days ago
Select Garuda Indonesia flight, departing Mon, 11 May from Singapore to Tongatapu Island, returning Sat, 16 May, priced at S$1,914 found 2 days ago
Air New Zealand
Mon, 11 May - Sat, 16 May
SIN
Singapore
TBU
Tongatapu Island
S$1,943 Return, found 2 days ago
S$1,943
Return
found 2 days ago
Select Air New Zealand flight, departing Mon, 11 May from Singapore to Tongatapu Island, returning Sat, 16 May, priced at S$1,943 found 2 days ago
Air New Zealand
Mon, 11 May - Sat, 16 May
SIN
Singapore
TBU
Tongatapu Island
S$1,972 Return, found 2 days ago
S$1,972
Return
found 2 days ago
Select Air New Zealand flight, departing Mon, 11 May from Singapore to Tongatapu Island, returning Sat, 16 May, priced at S$1,972 found 2 days ago
Air New Zealand
Wed, 17 Jun - Thu, 9 Jul
SIN
Singapore
TBU
Tongatapu Island
S$1,973 Return, found 2 days ago
S$1,973
Return
found 2 days ago
Select Air New Zealand flight, departing Wed, 17 Jun from Singapore to Tongatapu Island, returning Thu, 9 Jul, priced at S$1,973 found 2 days ago
Air New Zealand
Fri, 7 Aug - Sat, 15 Aug
SIN
Singapore
TBU
Tongatapu Island
S$1,974 Return, found 21 hours ago
S$1,974
Return
found 21 hours ago
Select Air New Zealand flight, departing Fri, 7 Aug from Singapore to Tongatapu Island, returning Sat, 15 Aug, priced at S$1,974 found 21 hours ago
Singapore Airlines
Mon, 11 May - Sat, 16 May
SIN
Singapore
TBU
Tongatapu Island
S$1,985 Return, found 2 days ago
S$1,985
Return
found 2 days ago
Select Singapore Airlines flight, departing Mon, 11 May from Singapore to Tongatapu Island, returning Sat, 16 May, priced at S$1,985 found 2 days ago
Air New Zealand
Fri, 7 Aug - Sat, 15 Aug
SIN
Singapore
TBU
Tongatapu Island
S$2,038 Return, found 21 hours ago
S$2,038
Return
found 21 hours ago
Select Air New Zealand flight, departing Fri, 7 Aug from Singapore to Tongatapu Island, returning Sat, 15 Aug, priced at S$2,038 found 21 hours ago
Cathay Pacific
Mon, 11 May - Fri, 15 May
SIN
Singapore
TBU
Tongatapu Island
S$2,052 Return, found 2 days ago
S$2,052
Return
found 2 days ago
Select Cathay Pacific flight, departing Mon, 11 May from Singapore to Tongatapu Island, returning Fri, 15 May, priced at S$2,052 found 2 days ago
Air New Zealand
Fri, 7 Aug - Sat, 15 Aug
SIN
Singapore
TBU
Tongatapu Island
S$2,067 Return, found 21 hours ago
S$2,067
Return
found 21 hours ago
Select Air New Zealand flight, departing Fri, 7 Aug from Singapore to Tongatapu Island, returning Sat, 15 Aug, priced at S$2,067 found 21 hours ago
KLM
Tue, 3 Feb - Tue, 17 Feb
SIN
Singapore
TBU
Tongatapu Island
S$2,565 Return, found 6 days ago
S$2,565
Return
found 6 days ago
Select KLM flight, departing Tue, 3 Feb from Singapore to Tongatapu Island, returning Tue, 17 Feb, priced at S$2,565 found 6 days ago
Expedia offers flights to Tonga to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Tonga or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Tonga Flights Information

Airlines serving
Fiji Airways, Cathay Pacific, Singapore Airlines, Air New Zealand, Garuda Indonesia, KLM
Roundtrip price
from S$1,914

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 S$1,914. 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 S$1,914 and S$2,565. If you were travelling one way from Singapore (SIN), you could have nabbed a deal from only S$969.
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 S$1,914 to S$2,565 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.

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.

Garuda Indonesia
Mon, 11 May - Sat, 16 May
SIN
Singapore
TBU
Tongatapu Island
S$1,914 Return, found 2 days ago
S$1,914
Return
found 2 days ago
Select Garuda Indonesia flight, departing Mon, 11 May from Singapore to Tongatapu Island, returning Sat, 16 May, priced at S$1,914 found 2 days ago
*Available to Expedia members.