$773+ 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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — TBU
Mar 11 — Mar 181
1 adult, Economy
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Find cheap flights from San Francisco to Tonga 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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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 February 9, 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 February 9, 2026.
This Gotogate deal was found by Cheapflights users on 2/6. 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 4/1510:35 pm
SFO
- TBU
1 stop21h 20m
Fiji Airways
Wed 5/65:00 am
TBU
- SFO
1 stop28h 50m
Fiji Airways
Deal found 2/6![Fiji Airways logo]()
$954
This Trip.com deal was found by Cheapflights users on 2/6. 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.
Sat 5/308:08 pm
SFO
- TBU
2 stops33h 37m
Fiji Airways
Sat 6/204:55 pm
TBU
- SFO
1 stop17h 00m
Fiji Airways
Deal found 2/6![Fiji Airways logo]()
$961
This Trip.com deal was found by Cheapflights users on 2/6. 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 3/114:59 pm
SFO
- TBU
2 stops26h 01m
Multiple Airlines
Thu 3/1911:20 am
TBU
- SFO
2 stops30h 18m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$1,028
This Fiji Airways deal was found by Cheapflights users on 2/7. 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.
Sun 4/2610:35 pm
SFO
- TBU
1 stop30h 30m
Fiji Airways
Fri 5/295:40 am
TBU
- SFO
1 stop28h 15m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,064
This Fiji Airways deal was found by Cheapflights users on 2/8. 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.
Tue 5/196:45 pm
SFO
- TBU
2 stops35h 00m
Fiji Airways
Fri 5/224:55 pm
TBU
- SFO
1 stop17h 00m
Fiji Airways
Deal found 2/8![Fiji Airways logo]()
$1,087
This Fiji Airways deal was found by Cheapflights users on 2/7. 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.
Sun 4/2610:35 pm
SFO
- TBU
1 stop30h 30m
Fiji Airways
Wed 5/275:00 am
TBU
- SFO
1 stop28h 55m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,097
This Fiji Airways deal was found by Cheapflights users on 2/7. 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.
Mon 4/277:53 pm
SFO
- TBU
2 stops18h 42m
Fiji Airways
Fri 5/295:40 am
TBU
- SFO
1 stop28h 15m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,120
This Fiji Airways deal was found by Cheapflights users on 2/7. 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 4/256:45 pm
SFO
- TBU
2 stops35h 00m
Fiji Airways
Fri 5/295:40 am
TBU
- SFO
1 stop28h 15m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,137
This Fiji Airways deal was found by Cheapflights users on 2/7. 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.
Mon 4/277:53 pm
SFO
- TBU
2 stops18h 42m
Fiji Airways
Wed 5/2711:20 am
TBU
- SFO
1 stop22h 35m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,152
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 February 9, 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 February 9, 2026.
This Trip.com deal was found by Cheapflights users on 2/6. 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 3/114:59 pm
SFO
- TBU
2 stops26h 01m
Multiple Airlines
Thu 3/1911:20 am
TBU
- SFO
2 stops30h 18m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$1,028
This Fiji Airways deal was found by Cheapflights users on 2/7. 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.
Sun 4/2610:35 pm
SFO
- TBU
1 stop30h 30m
Fiji Airways
Fri 5/295:40 am
TBU
- SFO
1 stop28h 15m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,064
This Fiji Airways deal was found by Cheapflights users on 2/7. 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.
Tue 4/286:45 pm
SFO
- TBU
2 stops35h 00m
Fiji Airways
Fri 5/294:55 pm
TBU
- SFO
1 stop17h 00m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,087
This lastminute.com deal was found by Cheapflights users on 2/7. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:45 pm
SFO
- TBU
2 stops19h 50m
Multiple Airlines
Thu 5/288:55 pm
TBU
- SFO
1 stop36h 00m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$1,154
This Fiji Airways deal was found by Cheapflights users on 2/5. 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.
Tue 5/196:45 pm
SFO
- TBU
2 stops35h 00m
Fiji Airways
Fri 5/224:55 pm
TBU
- SFO
1 stop17h 00m
Fiji Airways
Deal found 2/5![Fiji Airways logo]()
$1,087
This Fiji Airways deal was found by Cheapflights users on 2/7. 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.
Sun 4/2610:35 pm
SFO
- TBU
1 stop30h 30m
Fiji Airways
Wed 5/275:00 am
TBU
- SFO
1 stop28h 55m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,097
This Fiji Airways deal was found by Cheapflights users on 2/7. 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.
Mon 4/277:53 pm
SFO
- TBU
2 stops18h 42m
Fiji Airways
Fri 5/295:40 am
TBU
- SFO
1 stop28h 15m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,120
This Fiji Airways deal was found by Cheapflights users on 2/7. 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.
Sun 4/2610:35 pm
SFO
- TBU
1 stop30h 30m
Fiji Airways
Sat 5/304:55 pm
TBU
- SFO
2 stops20h 35m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,150
Last-minute flights from San Francisco to TongaDiscover last-minute flight deals from San Francisco to Tonga. Data last updated February 9, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Tonga. Data last updated February 9, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 2/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:05 pm
SFO
- TBU
1 stop19h 55m
Multiple Airlines
Mon 3/29:35 pm
TBU
- SFO
2 stops45h 09m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$1,192
This Expedia deal was found by Cheapflights users on 2/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:00 am
SFO
- TBU
2 stops36h 00m
Multiple Airlines
Thu 2/265:40 am
TBU
- SFO
2 stops33h 50m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$1,180
This Trip.com deal was found by Cheapflights users on 2/6. 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.
Sat 2/286:20 pm
SFO
- TBU
2 stops34h 30m
Multiple Airlines
Sat 3/79:35 pm
TBU
- SFO
1 stop29h 30m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$1,189
This oojo deal was found by Cheapflights users on 2/7. 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.
Fri 3/69:24 pm
SFO
- TBU
2 stops55h 26m
Multiple Airlines
Sat 3/144:00 pm
TBU
- SFO
2 stops22h 30m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$1,178
This oojo deal was found by Cheapflights users on 2/7. 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.
Sat 3/76:20 pm
SFO
- TBU
2 stops34h 30m
Fiji Airways
Sat 3/144:00 pm
TBU
- SFO
2 stops22h 30m
Fiji Airways
Deal found 2/7![Fiji Airways logo]()
$1,213
This oojo deal was found by Cheapflights users on 2/6. 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 3/94:59 pm
SFO
- TBU
2 stops36h 51m
Fiji Airways
Tue 3/175:40 am
TBU
- SFO
2 stops32h 50m
Fiji Airways
Deal found 2/6![Fiji Airways logo]()
$1,186
This Trip.com deal was found by Cheapflights users on 2/6. 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 3/114:59 pm
SFO
- TBU
2 stops26h 01m
Multiple Airlines
Thu 3/1911:20 am
TBU
- SFO
2 stops30h 18m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$1,028
This SmartFares deal was found by Cheapflights users on 2/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:43 pm
SFO
- TBU
2 stops29h 42m
Multiple Airlines
Tue 4/2111:20 am
TBU
- SFO
2 stops26h 24m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$1,164
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 February 9, 2026.
Search for one-way flight options from San Francisco to Tonga. Find affordable one-way fares based on user searches. Data last updated February 9, 2026.
This oojo deal was found by Cheapflights users on 2/6. 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 2/166:43 pm
SFO
- TBU
2 stops18h 52m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$773
This Fiji Airways deal was found by Cheapflights users on 2/8. 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 4/311:35 pm
SFO
- TBU
2 stops54h 10m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$977
This oojo deal was found by Cheapflights users on 2/7. 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 2/1611:59 pm
SFO
- TBU
3 stops47h 21m
Air New Zealand
Deal found 2/7![Air New Zealand logo]()
$1,016
This Trip.com deal was found by Cheapflights users on 2/7. 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.
Fri 4/311:00 am
SFO
- TBU
2 stops51h 45m
Singapore Airlines
Deal found 2/7![Singapore Airlines logo]()
$1,710
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 February 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $954 (Gotogate) |
One-way from | $773 (oojo) |
Popular in | December |
Cheapest in | November |
Average price | $1,306 |
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 February 9, 2026.
Use the filters below to find and compare flights from San Francisco to Tonga that are best for you.
Fly from
San Francisco
Fly to
Tonga
Route
Depart
Return
Price
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Wed 3/11
4:59 pm-3:00 pm
2 stops26h 01m
Nuku‘alofa Fua'Amotu Intl
Thu 3/19
11:20 am-9:38 pm
2 stops30h 18m
$1,028
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 4/26
10:35 pm-1:05 am
1 stop30h 30m
Nuku‘alofa Fua'Amotu Intl
Fri 5/29
5:40 am-1:55 pm
1 stop28h 15m
$1,064
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Tue 4/28
6:45 pm-1:45 am
2 stops35h 00m
Nuku‘alofa Fua'Amotu Intl
Fri 5/29
4:55 pm-1:55 pm
1 stop17h 00m
$1,087
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Tue 5/19
6:45 pm-1:45 am
2 stops35h 00m
Nuku‘alofa Fua'Amotu Intl
Fri 5/22
4:55 pm-1:55 pm
1 stop17h 00m
$1,087
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 4/26
10:35 pm-1:05 am
1 stop30h 30m
Nuku‘alofa Fua'Amotu Intl
Wed 5/27
5:00 am-1:55 pm
1 stop28h 55m
$1,097
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Mon 4/27
7:53 pm-10:35 am
2 stops18h 42m
Nuku‘alofa Fua'Amotu Intl
Fri 5/29
5:40 am-1:55 pm
1 stop28h 15m
$1,120
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 4/26
10:35 pm-1:05 am
1 stop30h 30m
Nuku‘alofa Fua'Amotu Intl
Sat 5/30
4:55 pm-5:30 pm
2 stops20h 35m
$1,150
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Tue 4/28
6:45 pm-10:35 am
2 stops19h 50m
Nuku‘alofa Fua'Amotu Intl
Thu 5/28
8:55 pm-12:55 pm
1 stop36h 00m
$1,154
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Mon 2/16
6:43 pm-10:35 am
2 stops18h 52m
$773
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Fri 4/3
11:35 pm-1:45 am
2 stops54h 10m
$977
Showing 1-10 of 12 results
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
What is the cheapest month to book a flight from San Francisco to Tonga?
Currently, October is the cheapest month in which you can book a flight from San Francisco to Tonga (average of $445). Flying from San Francisco to Tonga in June is currently the most expensive (average of $1,271). 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.
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 February 9, 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.
Boarding
8.1
Crew
8.5
Food
7.5
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Boarding
8.1
Crew
8.5
Food
7.5
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Boarding
8.1
Crew
8.5
Food
7.5
Overall
8.0
Comfort
8.0
Entertainment
7.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - 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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San Francisco and Tonga flights
Browse other San Francisco and Tonga flight options. Last updated on February 9, 2026.
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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 February 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$590 | Average$1,533 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,231 | Average$1,772 | FlexibilityNo cancel fee | On-time78% |