$491+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — TBU
May 29 — Jun 51
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Tongatapu with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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One-way
Cheapest flights from San Francisco to TongatapuExplore 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 April 29, 2026.
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 April 29, 2026.
This Justfly.com deal was found by Cheapflights users on 4/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2011:25 pm
SFO
- TBU
1 stop29h 40m
Fiji Airways
Wed 9/3011:20 am
TBU
- SFO
1 stop22h 20m
Fiji Airways
Deal found 4/26![Fiji Airways logo]()
$968
This Justfly.com deal was found by Cheapflights users on 4/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1911:10 pm
SFO
- TBU
1 stop15h 25m
Fiji Airways
Wed 9/3011:20 am
TBU
- SFO
1 stop22h 20m
Fiji Airways
Deal found 4/26![Fiji Airways logo]()
$981
This Trip.com deal was found by Cheapflights users on 4/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:45 pm
SFO
- TBU
2 stops24h 10m
Fiji Airways
Wed 9/2311:20 am
TBU
- SFO
1 stop22h 20m
Fiji Airways
Deal found 4/28![Fiji Airways logo]()
$993
This KAYAK deal was found by Cheapflights users on 4/26. 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 9/2011:25 pm
SFO
- TBU
1 stop29h 40m
Fiji Airways
Fri 10/25:40 am
TBU
- SFO
1 stop28h 00m
Fiji Airways
Deal found 4/26![Fiji Airways logo]()
$1,041
This Fiji Airways deal was found by Cheapflights users on 4/24. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:10 pm
SFO
- TBU
1 stop30h 35m
Fiji Airways
Wed 9/1611:20 am
TBU
- SFO
1 stop22h 20m
Fiji Airways
Deal found 4/24![Fiji Airways logo]()
$1,042
This Justfly.com deal was found by Cheapflights users on 4/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2011:25 pm
SFO
- TBU
1 stop29h 40m
Fiji Airways
Tue 9/2911:20 am
TBU
- SFO
2 stops27h 41m
Fiji Airways
Deal found 4/26![Fiji Airways logo]()
$1,075
Best flights from San Francisco to TongatapuDiscover carefully curated flight deals from San Francisco to Tongatapu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
Discover carefully curated flight deals from San Francisco to Tongatapu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
This Fiji Airways deal was found by Cheapflights users on 4/28. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:10 pm
SFO
- TBU
1 stop30h 35m
Fiji Airways
Wed 9/165:00 am
TBU
- SFO
1 stop28h 40m
Fiji Airways
Deal found 4/28![Fiji Airways logo]()
$1,054
This Fiji Airways deal was found by Cheapflights users on 4/29. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:30 pm
SFO
- TBU
2 stops54h 15m
Multiple Airlines
Sat 9/125:40 am
TBU
- SFO
1 stop28h 00m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$1,273
Last-minute flights from San Francisco to TongatapuDiscover last-minute flight deals from San Francisco to Tongatapu. Data last updated April 29, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Tongatapu. Data last updated April 29, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 4/25. 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 5/248:13 pm
SFO
- TBU
2 stops32h 52m
Fiji Airways
Thu 6/115:00 am
TBU
- SFO
2 stops32h 36m
Fiji Airways
Deal found 4/25![Fiji Airways logo]()
$1,379
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:25 pm
SFO
- TBU
2 stops19h 10m
Multiple Airlines
Tue 6/1611:55 am
TBU
- SFO
1 stop21h 00m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,386
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:25 pm
SFO
- TBU
2 stops19h 10m
Multiple Airlines
Mon 6/1511:55 am
TBU
- SFO
1 stop21h 00m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,416
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:25 pm
SFO
- TBU
2 stops19h 10m
Multiple Airlines
Sat 6/138:55 pm
TBU
- SFO
1 stop36h 00m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,423
This KAYAK deal was found by Cheapflights users on 4/25. 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 5/248:13 pm
SFO
- TBU
2 stops32h 52m
Fiji Airways
Wed 6/1711:20 am
TBU
- SFO
1 stop22h 20m
Fiji Airways
Deal found 4/25![Fiji Airways logo]()
$1,434
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:56 pm
SFO
- TBU
2 stops29h 59m
Multiple Airlines
Tue 6/1611:55 am
TBU
- SFO
1 stop21h 00m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,431
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:45 pm
SFO
- TBU
2 stops27h 10m
Multiple Airlines
Mon 6/1511:55 am
TBU
- SFO
1 stop21h 00m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,463
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:01 pm
SFO
- TBU
2 stops25h 54m
Multiple Airlines
Sat 6/138:55 pm
TBU
- SFO
1 stop36h 00m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,472
One-way flights from San Francisco to TongatapuSearch for one-way flight options from San Francisco to Tongatapu. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
Search for one-way flight options from San Francisco to Tongatapu. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
This Gotogate deal was found by Cheapflights users on 4/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1310:35 pm
SFO
- TBU
1 stop21h 20m
Fiji Airways
Deal found 4/27![Fiji Airways logo]()
$491
This FlightHub deal was found by Cheapflights users on 4/28. 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.
Wed 7/111:10 pm
SFO
- TBU
1 stop30h 35m
Fiji Airways
Deal found 4/28![Fiji Airways logo]()
$516
This oojo deal was found by Cheapflights users on 4/29. 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 8/114:30 pm
SFO
- TBU
2 stops27h 25m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$538
This Jetabroad deal was found by Cheapflights users on 4/27. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:01 pm
SFO
- TBU
2 stops25h 54m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$550
This FlightHub deal was found by Cheapflights users on 4/28. 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 6/216:08 pm
SFO
- TBU
2 stops35h 37m
Fiji Airways
Deal found 4/28![Fiji Airways logo]()
$582
This Justfly.com deal was found by Cheapflights users on 4/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:45 pm
SFO
- TBU
2 stops35h 00m
Fiji Airways
Deal found 4/27![Fiji Airways logo]()
$615
This FlightHub deal was found by Cheapflights users on 4/28. 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.
Mon 6/226:08 pm
SFO
- TBU
2 stops20h 27m
Fiji Airways
Deal found 4/28![Fiji Airways logo]()
$705
This Kiwi.com deal was found by Cheapflights users on 4/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/304:30 pm
SFO
- TBU
2 stops27h 25m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$814
This FlightHub deal was found by Cheapflights users on 4/27. 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 6/146:08 pm
SFO
- TBU
2 stops34h 57m
Fiji Airways
Deal found 4/27![Fiji Airways logo]()
$828
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 April 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $919 (Gotogate) |
One-way from | $491 (Gotogate) |
Popular in | December |
Cheapest in | March |
Average price | $1,093 |
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 April 29, 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
Cheapest round-trip
Quickest round-trip
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sat 9/12
11:10 pm-1:45 am
1 stop30h 35m
Nuku‘alofa Fua'Amotu Intl
Wed 9/16
5:00 am-1:40 pm
1 stop28h 40m
$1,054
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Fri 9/4
11:30 pm-1:45 am
2 stops54h 15m
Nuku‘alofa Fua'Amotu Intl
Sat 9/12
5:40 am-1:40 pm
1 stop28h 00m
$1,273
Cheapest one-way
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Wed 5/13
10:35 pm-3:55 pm
1 stop21h 20m
$491
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Thu 7/30
4:30 pm-3:55 pm
2 stops27h 25m
$814
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 6/14
10:15 am-9:55 am
2 stops27h 40m
$928
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Thu 7/30
11:00 pm-7:45 pm
1 stop24h 45m
$940
Quickest one-way
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Tue 6/16
10:05 pm-10:45 am
1 stop16h 40m
$962
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 6/14
10:05 pm-10:45 am
1 stop16h 40m
$962
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Tue 5/5
10:05 pm-10:45 am
1 stop16h 40m
$962
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Tue 6/16
3:26 pm-1:45 am
3 stops38h 19m
$1,100
Sorted by cheapest first
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.
SFO-TBU
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
SFO-TOTT
SFO-TBU
How far ahead should I book a flight from San Francisco to Tongatapu?
The price you pay for your flight from San Francisco to Tongatapu may vary depending on when you book. For the best chance of a lower fare, look to book 8 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Francisco to Tongatapu?
Currently, September 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 January is currently the most expensive (average of $1,213). 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 April 29, 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.
Entertainment
7.5
Overall
8.1
Boarding
8.2
Food
7.5
Comfort
8.1
Crew
8.6
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Entertainment
7.5
Overall
8.1
Boarding
8.2
Food
7.5
Comfort
8.1
Crew
8.6
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
Entertainment
7.5
Overall
8.1
Boarding
8.2
Food
7.5
Comfort
8.1
Crew
8.6
Reviews
1 / 19
8.0
ExcellentPaul,Mar 2026
YVR - NAN
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.
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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.
Complete your trip
Complete your trip to Tongatapu by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to Tongatapu by cabin class
Find flights from San Francisco to Tongatapu, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Tongatapu flights
Browse other San Francisco and Tongatapu flight options. Last updated on April 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 April 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$590 | Average$1,251 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,231 | Average$1,913 | FlexibilityNo cancel fee | On-time78% |