$546+ 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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — TBU
Apr 9 — Apr 161
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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Best
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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 March 10, 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 March 10, 2026.
This FlightHub deal was found by Cheapflights users on 3/10. 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 5/2010:35 pm
SFO
- TBU
1 stop21h 20m
Fiji Airways
Wed 5/2711:20 am
TBU
- SFO
1 stop22h 35m
Fiji Airways
Deal found 3/10![Fiji Airways logo]()
$924
This Flightnetwork deal was found by Cheapflights users on 3/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:25 pm
SFO
- TBU
1 stop15h 10m
Fiji Airways
Wed 9/95:00 am
TBU
- SFO
1 stop28h 40m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$955
This Mytrip deal was found by Cheapflights users on 3/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3011:25 pm
SFO
- TBU
1 stop15h 10m
Fiji Airways
Wed 9/95:00 am
TBU
- SFO
1 stop28h 40m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$980
This KAYAK deal was found by Cheapflights users on 3/9. 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 9/211:25 pm
SFO
- TBU
1 stop15h 10m
Fiji Airways
Fri 9/1111:20 am
TBU
- SFO
1 stop22h 20m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$992
This Gotogate deal was found by Cheapflights users on 3/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:05 pm
SFO
- TBU
1 stop19h 55m
Fiji Airways
Fri 3/205:40 am
TBU
- SFO
1 stop27h 45m
Fiji Airways
Deal found 3/8![Fiji Airways logo]()
$1,004
This Gotogate deal was found by Cheapflights users on 3/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:05 pm
SFO
- TBU
1 stop19h 55m
Fiji Airways
Wed 3/185:40 am
TBU
- SFO
1 stop27h 45m
Fiji Airways
Deal found 3/8![Fiji Airways logo]()
$1,015
This Gotogate deal was found by Cheapflights users on 3/6. 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.
Sun 3/811:05 pm
SFO
- TBU
1 stop14h 55m
Fiji Airways
Wed 4/85:40 am
TBU
- SFO
1 stop28h 15m
Fiji Airways
Deal found 3/6![Fiji Airways logo]()
$1,033
This oojo deal was found by Cheapflights users on 3/10. 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 5/2010:57 am
SFO
- TBU
2 stops32h 58m
Multiple Airlines
Wed 5/275:00 am
TBU
- SFO
1 stop28h 55m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$1,035
This FlightHub deal was found by Cheapflights users on 3/9. 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 8/307:54 pm
SFO
- TBU
2 stops18h 41m
Fiji Airways
Fri 9/115:40 am
TBU
- SFO
1 stop28h 00m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$1,048
This FlightHub deal was found by Cheapflights users on 3/9. 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 8/247:54 pm
SFO
- TBU
2 stops33h 11m
Fiji Airways
Fri 9/411:20 am
TBU
- SFO
1 stop22h 20m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$1,060
This Fiji Airways deal was found by Cheapflights users on 3/5. 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 3/5![Fiji Airways logo]()
$1,124
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 March 10, 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 March 10, 2026.
This FlightHub deal was found by Cheapflights users on 3/9. 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 8/247:54 pm
SFO
- TBU
2 stops33h 11m
Fiji Airways
Fri 9/411:20 am
TBU
- SFO
1 stop22h 20m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$1,060
This oojo deal was found by Cheapflights users on 3/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/71:43 pm
SFO
- TBU
2 stops30h 12m
Multiple Airlines
Mon 4/2011:20 am
TBU
- SFO
2 stops26h 05m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,165
This oojo deal was found by Cheapflights users on 3/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:05 pm
SFO
- TBU
1 stop27h 25m
Air New Zealand
Tue 7/78:55 pm
TBU
- SFO
1 stop36h 00m
Air New Zealand
Deal found 3/5![Air New Zealand logo]()
$1,283
This Fiji Airways deal was found by Cheapflights users on 3/5. 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 3/5![Fiji Airways logo]()
$1,124
This Gotogate deal was found by Cheapflights users on 3/9. 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.
Sun 8/3011:25 pm
SFO
- TBU
1 stop29h 40m
Multiple Airlines
Sat 9/128:55 pm
TBU
- SFO
1 stop36h 00m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,208
This KAYAK deal was found by Cheapflights users on 3/9. 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 8/307:54 pm
SFO
- TBU
2 stops18h 41m
Fiji Airways
Wed 9/95:00 am
TBU
- SFO
1 stop28h 40m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$1,133
This Fiji Airways deal was found by Cheapflights users on 3/9. 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.
Thu 6/258:13 pm
SFO
- TBU
2 stops23h 42m
Multiple Airlines
Mon 7/1311:20 am
TBU
- SFO
2 stops26h 30m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,292
This FlightHub deal was found by Cheapflights users on 3/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/148:13 pm
SFO
- TBU
2 stops32h 52m
Fiji Airways
Sat 7/45:40 am
TBU
- SFO
2 stops31h 50m
Fiji Airways
Deal found 3/5![Fiji Airways logo]()
$1,254
This KAYAK deal was found by Cheapflights users on 3/9. 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 8/297:54 pm
SFO
- TBU
2 stops33h 51m
Fiji Airways
Wed 9/95:00 am
TBU
- SFO
2 stops34h 01m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$1,279
Last-minute flights from San Francisco to TongaDiscover last-minute flight deals from San Francisco to Tonga. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Tonga. Data last updated March 10, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 3/9. 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.
Tue 3/104:59 pm
SFO
- TBU
2 stops36h 51m
Multiple Airlines
Tue 3/1711:00 am
TBU
- SFO
2 stops28h 22m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$1,232
This Gotogate deal was found by Cheapflights users on 3/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:05 pm
SFO
- TBU
1 stop19h 55m
Fiji Airways
Fri 3/205:40 am
TBU
- SFO
1 stop27h 45m
Fiji Airways
Deal found 3/8![Fiji Airways logo]()
$1,004
This Gotogate deal was found by Cheapflights users on 3/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:05 pm
SFO
- TBU
1 stop19h 55m
Fiji Airways
Wed 3/185:40 am
TBU
- SFO
1 stop27h 45m
Fiji Airways
Deal found 3/8![Fiji Airways logo]()
$1,015
This SmartFares deal was found by Cheapflights users on 3/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:35 am
SFO
- TBU
2 stops32h 25m
Multiple Airlines
Fri 3/205:40 am
TBU
- SFO
1 stop27h 45m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,132
This SmartFares deal was found by Cheapflights users on 3/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:35 am
SFO
- TBU
2 stops32h 25m
Multiple Airlines
Wed 3/185:40 am
TBU
- SFO
1 stop27h 45m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,142
This SmartFares deal was found by Cheapflights users on 3/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:05 pm
SFO
- TBU
1 stop19h 55m
Multiple Airlines
Thu 3/1911:20 am
TBU
- SFO
2 stops26h 24m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,234
This CheapOair deal was found by Cheapflights users on 3/10. 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.
Sat 4/44:59 pm
SFO
- TBU
2 stops36h 46m
Fiji Airways
Fri 4/105:40 am
TBU
- SFO
1 stop28h 15m
Fiji Airways
Deal found 3/10![Fiji Airways logo]()
$1,265
This oojo deal was found by Cheapflights users on 3/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/71:43 pm
SFO
- TBU
2 stops30h 12m
Multiple Airlines
Mon 4/2011:20 am
TBU
- SFO
2 stops26h 05m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$1,165
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 March 10, 2026.
Search for one-way flight options from San Francisco to Tonga. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This FlightHub deal was found by Cheapflights users on 3/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2610:35 pm
SFO
- TBU
1 stop16h 00m
Fiji Airways
Deal found 3/8![Fiji Airways logo]()
$546
This FlightHub deal was found by Cheapflights users on 3/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/88:13 pm
SFO
- TBU
2 stops18h 22m
Fiji Airways
Deal found 3/6![Fiji Airways logo]()
$565
This FlightHub deal was found by Cheapflights users on 3/9. 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.
Tue 3/244:59 pm
SFO
- TBU
2 stops26h 01m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$569
This oojo deal was found by Cheapflights users on 3/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:40 pm
SFO
- TBU
2 stops18h 55m
Multiple Airlines
Deal found 3/8![Multiple Airlines logo]()
$583
This oojo deal was found by Cheapflights users on 3/9. 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 3/1610:26 pm
SFO
- TBU
2 stops40h 09m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$602
This Fiji Airways deal was found by Cheapflights users on 3/9. 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 3/2211:05 pm
SFO
- TBU
1 stop15h 30m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$612
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/86:01 pm
SFO
- TBU
3 stops44h 44m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$620
This Fiji Airways deal was found by Cheapflights users on 3/9. 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 3/234:59 pm
SFO
- TBU
2 stops36h 06m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$633
This FlightHub deal was found by Cheapflights users on 3/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:05 pm
SFO
- TBU
1 stop20h 30m
Air New Zealand
Deal found 3/6![Air New Zealand logo]()
$657
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 3/2211:05 pm
SFO
- TBU
2 stops40h 50m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$659
This FlightHub deal was found by Cheapflights users on 3/9. 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 3/2511:05 pm
SFO
- TBU
1 stop19h 55m
Fiji Airways
Deal found 3/9![Fiji Airways logo]()
$663
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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,021 (oojo) |
One-way from | $546 (FlightHub) |
Popular in | December |
Cheapest in | April |
Average price | $1,214 |
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 March 10, 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
Mon 8/24
7:54 pm-1:05 am
2 stops33h 11m
Nuku‘alofa Fua'Amotu Intl
Fri 9/4
11:20 am-1:40 pm
1 stop22h 20m
$1,060
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
$1,124
Quickest round-trip
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 8/30
7:54 pm-10:35 am
2 stops18h 41m
Nuku‘alofa Fua'Amotu Intl
Wed 9/9
5:00 am-1:40 pm
1 stop28h 40m
$1,133
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Tue 4/7
1:43 pm-3:55 pm
2 stops30h 12m
Nuku‘alofa Fua'Amotu Intl
Mon 4/20
11:20 am-5:25 pm
2 stops26h 05m
$1,165
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 8/30
11:25 pm-1:05 am
1 stop29h 40m
Nuku‘alofa Fua'Amotu Intl
Sat 9/12
8:55 pm-12:55 pm
1 stop36h 00m
$1,208
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 6/14
8:13 pm-1:05 am
2 stops32h 52m
Nuku‘alofa Fua'Amotu Intl
Sat 7/4
5:40 am-5:30 pm
2 stops31h 50m
$1,254
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sat 8/29
7:54 pm-1:45 am
2 stops33h 51m
Nuku‘alofa Fua'Amotu Intl
Wed 9/9
5:00 am-7:01 pm
2 stops34h 01m
$1,279
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Wed 6/10
10:05 pm-9:30 pm
1 stop27h 25m
Nuku‘alofa Fua'Amotu Intl
Tue 7/7
8:55 pm-12:55 pm
1 stop36h 00m
$1,283
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Thu 6/25
8:13 pm-3:55 pm
2 stops23h 42m
Nuku‘alofa Fua'Amotu Intl
Mon 7/13
11:20 am-5:50 pm
2 stops26h 30m
$1,292
Cheapest one-way
San FranciscoNuku‘alofa
SFO - TBU
SFOTBU
San Francisco
Sun 4/26
10:35 pm-10:35 am
1 stop16h 00m
$546
Showing 1-10 of 18 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
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 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.
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 March 10, 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.
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.5
Comfort
8.0
Crew
8.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.5
Comfort
8.0
Crew
8.5
Reviews
1 / 18
10.0
ExcellentAnonymous,Feb 2026
SFO - NAN
Entertainment
7.5
Overall
8.0
Boarding
8.1
Food
7.5
Comfort
8.0
Crew
8.5
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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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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$595 | Average$1,527 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,231 | Average$1,772 | FlexibilityNo cancel fee | On-time78% |