Tongatapu

$502+ Cheap flights from San Francisco (SFO) to Tongatapu

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — TBU
Apr 17 — Apr 241
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Cheap flight deals from San Francisco to Tongatapu

Cheapest flights from San Francisco to Tongatapu
Explore the most affordable flight options available from San Francisco to Tongatapu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2026.

This KAYAK deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2410:35 pm
SFO
-
TBU
1 stop30h 30m
Fiji Airways
Fri 5/294:55 pm
TBU
-
SFO
1 stop17h 00m
Fiji Airways
Deal found 3/17$966
This KAYAK deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:35 pm
SFO
-
TBU
1 stop30h 30m
Fiji Airways
Wed 6/35:00 am
TBU
-
SFO
1 stop28h 55m
Fiji Airways
Deal found 3/17$1,042
This KAYAK deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2410:35 pm
SFO
-
TBU
1 stop30h 30m
Fiji Airways
Wed 6/35:00 am
TBU
-
SFO
1 stop28h 55m
Fiji Airways
Deal found 3/17$1,055
This KAYAK deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:13 pm
SFO
-
TBU
2 stops33h 32m
Fiji Airways
Fri 5/294:55 pm
TBU
-
SFO
1 stop17h 00m
Fiji Airways
Deal found 3/17$1,095
This FlightHub deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2410:35 pm
SFO
-
TBU
1 stop30h 30m
Multiple Airlines
Mon 6/111:20 am
TBU
-
SFO
2 stops25h 43m
Multiple Airlines
Deal found 3/17$1,101
This CheapOair deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:25 pm
SFO
-
TBU
1 stop29h 40m
Fiji Airways
Wed 4/155:40 am
TBU
-
SFO
1 stop28h 15m
Fiji Airways
Deal found 3/15$1,116
This oojo deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:01 pm
SFO
-
TBU
2 stops20h 34m
Multiple Airlines
Sat 8/85:40 am
TBU
-
SFO
1 stop28h 15m
Multiple Airlines
Deal found 3/18$1,123
This KAYAK deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:35 pm
SFO
-
TBU
1 stop30h 30m
Fiji Airways
Tue 6/25:40 am
TBU
-
SFO
2 stops31h 56m
Fiji Airways
Deal found 3/17$1,150
This KAYAK deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2410:35 pm
SFO
-
TBU
1 stop16h 00m
Fiji Airways
Tue 6/25:40 am
TBU
-
SFO
2 stops31h 56m
Fiji Airways
Deal found 3/17$1,163

Find flight deals from San Francisco to Tongatapu

Keep the following information in mind while searching for San Francisco to Tongatapu flight deals. Data was last updated March 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$966
(KAYAK)

One-way from

$502
(FlightHub)

Popular in

December

Cheapest in

April

Average price

$1,203
Provider with most accurate pricing for San Francisco-Nuku‘alofa Fua'Amotu Intl flight deals.
Provider most trusted by Cheapflights users for San Francisco-Nuku‘alofa Fua'Amotu Intl flights.
From San Francisco to Tongatapu
One-way flight from San Francisco to Tongatapu
Highest demand for flights based on searches. 6% potential increase in price ($92 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
Average for round-trip flights in March 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Tongatapu 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 2,558,603 searches. Data last updated March 18, 2026.
Use the filters below to find and compare flights from San Francisco to Tongatapu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 6/9

6:01 pm-10:35 am

2 stops20h 34m

Nuku‘alofa Fua'Amotu Intl

Sat 8/8

5:40 am-1:55 pm

1 stop28h 15m

$1,123

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 8/18

7:54 pm-1:45 am

2 stops33h 51m

Nuku‘alofa Fua'Amotu Intl

Tue 8/25

5:40 am-4:58 pm

2 stops31h 18m

$1,163

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sat 4/4

4:59 pm-1:45 am

2 stops36h 46m

Nuku‘alofa Fua'Amotu Intl

Fri 4/10

4:55 pm-1:55 pm

1 stop17h 00m

$1,264

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sat 6/20

7:51 pm-1:45 am

2 stops33h 54m

Nuku‘alofa Fua'Amotu Intl

Wed 7/1

5:40 am-1:40 pm

1 stop28h 00m

$1,281

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 4/7

1:43 pm-1:45 am

2 stops40h 02m

Nuku‘alofa Fua'Amotu Intl

Mon 4/20

11:20 am-11:19 pm

2 stops31h 59m

$1,345

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 6/9

10:05 pm-10:45 am

1 stop16h 40m

Nuku‘alofa Fua'Amotu Intl

Sat 8/8

8:55 pm-12:55 pm

1 stop36h 00m

$1,364

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Mon 5/25

10:05 pm-2:35 pm

1 stop20h 30m

Nuku‘alofa Fua'Amotu Intl

Mon 6/1

11:55 am-12:55 pm

1 stop21h 00m

$1,368

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sat 5/23

6:01 pm-10:35 am

2 stops20h 34m

Nuku‘alofa Fua'Amotu Intl

Tue 6/2

11:55 am-12:55 pm

1 stop21h 00m

$1,599

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Mon 6/22

10:05 pm-2:35 pm

1 stop20h 30m

Nuku‘alofa Fua'Amotu Intl

Mon 6/29

11:55 am-12:55 pm

1 stop21h 00m

$1,661
Quickest round-trip

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 4/7

10:05 pm-10:45 am

1 stop16h 40m

Nuku‘alofa Fua'Amotu Intl

Mon 4/20

11:55 am-12:55 pm

1 stop21h 00m

$1,937

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Best time to book a flight from San Francisco to Tongatapu

Have a flexible travel schedule? Discover the best time to fly to Tongatapu from San Francisco with our price prediction graph.
Estimated round-trip 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 San Francisco to Tongatapu

What is the cheapest month to book a flight from San Francisco to Tongatapu?

Currently, October is the cheapest month in which you can book a flight from San Francisco to Tongatapu (average of $445). Flying from San Francisco to Tongatapu in July is currently the most expensive (average of $1,311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from San Francisco to Tongatapu?

Reviews of airlines servicing Tongatapu

Get insights into the airlines that provide service to Tongatapu. 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 Tongatapu. Reviews last updated March 18, 2026.
Get a feel of what it's like to fly with Fiji Airways and Air New Zealand from San Francisco to Tongatapu by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.5

Overall

8.1

Crew

8.5

Boarding

8.2

Entertainment

7.5

Comfort

8.1

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

Food

7.5

Overall

8.1

Crew

8.5

Boarding

8.2

Entertainment

7.5

Comfort

8.1

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

Food

7.5

Overall

8.1

Crew

8.5

Boarding

8.2

Entertainment

7.5

Comfort

8.1

Reviews

1 / 18
10.0
Excellent

Anonymous,Feb 2026

SFO - NAN

Very friendly staff, warm service, well maintained aircraft, comfortable seats, and reliable on-time performance 👍👍

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Tongatapu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from San Francisco to Tongatapu?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Tongatapu. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

  • How long is the flight from San Francisco to Tongatapu?

    For as low as $1,264, Fiji Airways can have you in Tongatapu from San Francisco in 36h 46m. San Francisco and Tongatapu are separated by a distance of 5314 mi.

  • Can I find deals for flights from San Francisco to Tongatapu that include hotel bookings?

    Yes. In addition to deals on San Francisco to Tongatapu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Tongatapu?

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

  • Can I find deals for business class flights from San Francisco to Tongatapu?

    Yes. Cheapflights offers flight deals from San Francisco to Tongatapu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Tongatapu?

    Currently, October is the cheapest month in which you can book a flight from San Francisco to Tongatapu (average of $445). Flying from San Francisco to Tongatapu in July is currently the most expensive (average of $1,311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Francisco to Tongatapu

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from San Francisco to Tongatapu

Discover the top 2 airlines that operate flights from San Francisco to Tongatapu. 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 2,558,603 searches. Data last updated March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest$595Average$1,244FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,231Average$1,778FlexibilityNo cancel feeOn-time78%

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