$575+ Cheap flights from San Francisco (SFO) to Tonga
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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — TBU
Sep 2 — Sep 91
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Tonga with Cheapflights
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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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Tonga
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Cheapest flights from San Francisco to TongaExplore the most affordable flight options available from San Francisco to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.
Explore the most affordable flight options available from San Francisco to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.
This Gotogate deal was found by Cheapflights users on 8/2. 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 10/1410:35 pm
SFO
- TBU
1 stop20h 20m
Fiji Airways
Wed 10/285:40 am
TBU
- SFO
1 stop27h 45m
Fiji Airways
Deal found 8/2![Fiji Airways logo]()
$1,019
This oojo deal was found by Cheapflights users on 8/1. 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.
Wed 12/97:00 pm
SFO
- TBU
2 stops33h 50m
Fiji Airways
Sat 12/1911:20 am
TBU
- SFO
1 stop22h 30m
Fiji Airways
Deal found 8/1![Fiji Airways logo]()
$1,128
This oojo deal was found by Cheapflights users on 8/1. 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.
Sun 8/94:31 pm
SFO
- TBU
2 stops37h 14m
Fiji Airways
Sat 8/295:40 am
TBU
- SFO
2 stops33h 47m
Fiji Airways
Deal found 8/1![Fiji Airways logo]()
$1,165
This oojo deal was found by Cheapflights users on 7/31. 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.
Wed 8/194:31 pm
SFO
- TBU
2 stops37h 14m
Fiji Airways
Thu 8/275:00 am
TBU
- SFO
2 stops34h 27m
Fiji Airways
Deal found 7/31![Fiji Airways logo]()
$1,170
This oojo deal was found by Cheapflights users on 8/1. 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.
Sun 12/1310:05 pm
SFO
- TBU
1 stop30h 45m
Fiji Airways
Wed 12/235:15 pm
TBU
- SFO
1 stop16h 20m
Fiji Airways
Deal found 8/1![Fiji Airways logo]()
$1,174
This CheapOair deal was found by Cheapflights users on 8/1. 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 8/54:31 pm
SFO
- TBU
2 stops37h 14m
Fiji Airways
Wed 8/195:20 pm
TBU
- SFO
1 stop16h 20m
Fiji Airways
Deal found 8/1![Fiji Airways logo]()
$1,227
Best flights from San Francisco to TongaDiscover carefully curated flight deals from San Francisco to Tonga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 3, 2026.
Discover carefully curated flight deals from San Francisco to Tonga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 3, 2026.
This oojo deal was found by Cheapflights users on 8/1. 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.
Wed 12/97:00 pm
SFO
- TBU
2 stops33h 50m
Fiji Airways
Sat 12/1911:20 am
TBU
- SFO
1 stop22h 30m
Fiji Airways
Deal found 8/1![Fiji Airways logo]()
$1,128
This Gotogate deal was found by Cheapflights users on 7/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:37 pm
SFO
- TBU
2 stops27h 33m
Multiple Airlines
Tue 9/158:55 pm
TBU
- SFO
1 stop36h 00m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,393
This oojo deal was found by Cheapflights users on 8/2. 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.
Wed 10/147:57 pm
SFO
- TBU
2 stops22h 58m
Fiji Airways
Wed 10/285:40 am
TBU
- SFO
2 stops33h 23m
Fiji Airways
Deal found 8/2![Fiji Airways logo]()
$1,161
This oojo deal was found by Cheapflights users on 7/31. 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.
Wed 8/194:31 pm
SFO
- TBU
2 stops37h 14m
Fiji Airways
Thu 8/275:00 am
TBU
- SFO
2 stops34h 27m
Fiji Airways
Deal found 7/31![Fiji Airways logo]()
$1,170
This FlightHub deal was found by Cheapflights users on 7/30. 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 12/77:00 pm
SFO
- TBU
2 stops33h 05m
Fiji Airways
Sat 12/265:00 am
TBU
- SFO
1 stop28h 50m
Fiji Airways
Deal found 7/30![Fiji Airways logo]()
$1,262
This oojo deal was found by Cheapflights users on 8/1. 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 9/14:31 pm
SFO
- TBU
2 stops28h 39m
Fiji Airways
Tue 9/155:40 am
TBU
- SFO
2 stops33h 22m
Fiji Airways
Deal found 8/1![Fiji Airways logo]()
$1,338
This oojo deal was found by Cheapflights users on 8/2. 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.
Mon 8/244:31 pm
SFO
- TBU
2 stops28h 04m
Fiji Airways
Mon 8/3111:20 am
TBU
- SFO
2 stops28h 07m
Fiji Airways
Deal found 8/2![Fiji Airways logo]()
$1,498
Last-minute flights from San Francisco to TongaDiscover last-minute flight deals from San Francisco to Tonga. Data last updated August 3, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Tonga. Data last updated August 3, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 8/1. 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 8/54:31 pm
SFO
- TBU
2 stops37h 14m
Fiji Airways
Wed 8/195:20 pm
TBU
- SFO
1 stop16h 20m
Fiji Airways
Deal found 8/1![Fiji Airways logo]()
$1,227
This oojo deal was found by Cheapflights users on 8/1. 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.
Sun 8/94:31 pm
SFO
- TBU
2 stops37h 14m
Fiji Airways
Sat 8/295:40 am
TBU
- SFO
2 stops33h 47m
Fiji Airways
Deal found 8/1![Fiji Airways logo]()
$1,165
This oojo deal was found by Cheapflights users on 7/31. 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.
Wed 8/194:31 pm
SFO
- TBU
2 stops37h 14m
Fiji Airways
Thu 8/275:00 am
TBU
- SFO
2 stops34h 27m
Fiji Airways
Deal found 7/31![Fiji Airways logo]()
$1,170
This Gotogate deal was found by Cheapflights users on 7/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:56 pm
SFO
- TBU
2 stops25h 39m
Multiple Airlines
Mon 8/3111:55 am
TBU
- SFO
1 stop21h 00m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$1,339
This oojo deal was found by Cheapflights users on 8/2. 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.
Mon 8/244:31 pm
SFO
- TBU
2 stops28h 04m
Fiji Airways
Mon 8/3111:20 am
TBU
- SFO
2 stops28h 07m
Fiji Airways
Deal found 8/2![Fiji Airways logo]()
$1,498
One-way flights from San Francisco to TongaSearch for one-way flight options from San Francisco to Tonga. Find affordable one-way fares based on user searches. Data last updated August 3, 2026.
Search for one-way flight options from San Francisco to Tonga. Find affordable one-way fares based on user searches. Data last updated August 3, 2026.
This Bravofly deal was found by Cheapflights users on 7/31. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:31 pm
SFO
- TBU
2 stops28h 04m
Fiji Airways
Deal found 7/31![Fiji Airways logo]()
$575
This oojo deal was found by Cheapflights users on 7/29. 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.
Sun 11/110:05 pm
SFO
- TBU
1 stop30h 00m
Fiji Airways
Deal found 7/29![Fiji Airways logo]()
$581
This oojo deal was found by Cheapflights users on 7/30. 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.
Thu 12/36:50 pm
SFO
- TBU
2 stops23h 10m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Tue 8/184:31 pm
SFO
- TBU
2 stops37h 14m
Fiji Airways
Deal found 7/31![Fiji Airways logo]()
$618
This Flysmarter deal was found by Cheapflights users on 7/31. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:30 pm
SFO
- TBU
2 stops23h 10m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$638
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Mon 8/173:43 pm
SFO
- TBU
3 stops28h 52m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$816
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Tue 8/188:56 pm
SFO
- TBU
3 stops41h 39m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$817
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:18 am
SFO
- TBU
3 stops42h 47m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$840
This CheapTickets.ch deal was found by Cheapflights users on 7/31. 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 CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:05 pm
SFO
- TBU
1 stop20h 30m
Air New Zealand
Deal found 7/31![Air New Zealand logo]()
$1,046
Find flight deals from San Francisco to Tonga
Keep the following information in mind while searching for San Francisco to Tonga flight deals. Data was last updated August 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,019 (Gotogate) |
One-way from | $575 (Bravofly) |
Popular in | December |
Cheapest in | April |
Average price | $1,730 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated August 3, 2026.
Use the filters below to find and compare flights from San Francisco to Tonga that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Wed 12/9
7:00 pm-1:50 am
2 stops33h 50m
Nuku‘alofa Fua'Amotu Intl
Sat 12/19
11:20 am-12:50 pm
1 stop22h 30m
$1,128
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Wed 10/14
7:57 pm-2:55 pm
2 stops22h 58m
Nuku‘alofa Fua'Amotu Intl
Wed 10/28
5:40 am-7:03 pm
2 stops33h 23m
$1,161
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Wed 8/19
4:31 pm-1:45 am
2 stops37h 14m
Nuku‘alofa Fua'Amotu Intl
Thu 8/27
5:00 am-7:27 pm
2 stops34h 27m
$1,170
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Mon 12/7
7:00 pm-1:05 am
2 stops33h 05m
Nuku‘alofa Fua'Amotu Intl
Sat 12/26
5:00 am-12:50 pm
1 stop28h 50m
$1,262
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Tue 9/1
4:31 pm-5:10 pm
2 stops28h 39m
Nuku‘alofa Fua'Amotu Intl
Tue 9/15
5:40 am-7:02 pm
2 stops33h 22m
$1,338
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Tue 9/1
5:37 pm-5:10 pm
2 stops27h 33m
Nuku‘alofa Fua'Amotu Intl
Tue 9/15
8:55 pm-12:55 pm
1 stop36h 00m
$1,393
Quickest round-trip
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Mon 8/24
4:31 pm-4:35 pm
2 stops28h 04m
Nuku‘alofa Fua'Amotu Intl
Mon 8/31
11:20 am-7:27 pm
2 stops28h 07m
$1,498
Cheapest one-way
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Mon 8/17
4:31 pm-4:35 pm
2 stops28h 04m
$575
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 11/1
10:05 pm-1:05 am
1 stop30h 00m
$581
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Thu 12/3
6:50 pm-3:00 pm
2 stops23h 10m
$589
Showing 1-10 of 17 resultsSorted by cheapest first
Best time to book a flight from San Francisco to Tonga
Have a flexible travel schedule? Discover the best time to fly to Tonga 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 Tonga
SFO-TO0
SFO-TBU
How far ahead should I book a flight from San Francisco to Tonga?
Booking 19 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Tonga. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Tonga
Get insights into the airlines that provide service to Tonga. 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 Tonga. Reviews last updated August 3, 2026.
Peruse reviews from past customers who have flown with Fiji Airways and Air New Zealand from San Francisco to Tonga to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.5
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Crew
8.5
Food
7.5
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Crew
8.5
Food
7.5
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Tonga. 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 Tonga
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Complete your trip
Complete your trip to Tonga by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to Tonga by cabin class
Find flights from San Francisco to Tonga, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Tonga flights
Browse other San Francisco and Tonga flight options. Last updated on August 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Francisco to Tonga flights
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Fly to Tonga regions
Consider these flights traveling to Tonga regions.
Top 2 airlines flying from San Francisco to Tonga
Discover the top 2 airlines that operate flights from San Francisco to Tonga. 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 August 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$781 | Average$1,465 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,231 | Average$1,938 | FlexibilityNo cancel fee | On-time78% |