$557+ 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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — TBU
Sep 29 — Oct 61
Round-trip
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
Cheapest
Best
Last-minute
One-way
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 30, 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 30, 2026.
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:10 pm -
1 stop30h 35m
Wed 9/1611:20 am -
1 stop22h 20m
Deal found 8/27![Fiji Airways logo]()
$1,082
This oojo deal was found by Cheapflights users on 8/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:25 pm -
1 stop30h 20m
Thu 9/175:40 am -
2 stops33h 22m
Deal found 8/27![Fiji Airways logo]()
$1,127
This oojo deal was found by Cheapflights users on 8/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:55 pm -
2 stops33h 50m
Mon 9/2811:20 am -
2 stops27h 42m
Deal found 8/28![Fiji Airways logo]()
$1,214
This Priceline deal was found by Cheapflights users on 8/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:37 pm -
2 stops36h 08m
Mon 9/2810:55 am -
1 stop21h 00m
Deal found 8/28![Multiple Airlines logo]()
$1,305
This FlightHub deal was found by Cheapflights users on 8/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:31 pm -
2 stops28h 39m
Mon 9/76:50 pm -
2 stops34h 56m
Deal found 8/29![Multiple Airlines logo]()
$1,372
This oojo deal was found by Cheapflights users on 8/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:55 pm -
2 stops26h 10m
Thu 9/175:40 am -
2 stops33h 22m
Deal found 8/26![Fiji Airways logo]()
$1,388
This FlightHub deal was found by Cheapflights users on 8/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1411:00 am -
2 stops26h 35m
Sat 12/265:00 am -
1 stop28h 50m
Deal found 8/29![Multiple Airlines logo]()
$1,475
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 30, 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 30, 2026.
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:10 pm -
1 stop30h 35m
Wed 9/1611:20 am -
1 stop22h 20m
Deal found 8/27![Fiji Airways logo]()
$1,082
This Priceline deal was found by Cheapflights users on 8/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:37 pm -
2 stops36h 08m
Mon 9/2810:55 am -
1 stop21h 00m
Deal found 8/28![Multiple Airlines logo]()
$1,305
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:05 pm -
1 stop20h 30m
Mon 9/2810:55 am -
1 stop21h 00m
Deal found 8/28![Air New Zealand logo]()
$1,734
This oojo deal was found by Cheapflights users on 8/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:55 pm -
2 stops33h 50m
Thu 9/175:40 am -
2 stops33h 22m
Deal found 8/27![Fiji Airways logo]()
$1,161
This FlightHub deal was found by Cheapflights users on 8/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1411:00 am -
2 stops26h 35m
Sat 12/265:00 am -
1 stop28h 50m
Deal found 8/29![Multiple Airlines logo]()
$1,475
This oojo deal was found by Cheapflights users on 8/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:55 pm -
2 stops26h 10m
Thu 9/175:40 am -
2 stops33h 22m
Deal found 8/26![Fiji Airways logo]()
$1,388
This Kiwi.com deal was found by Cheapflights users on 8/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:13 pm -
2 stops39h 32m
Wed 10/212:50 pm -
1 stop17h 05m
Deal found 8/27![Multiple Airlines logo]()
$2,056
Last-minute flights from San Francisco to TongaDiscover last-minute flight deals from San Francisco to Tonga. Data last updated August 30, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Tonga. Data last updated August 30, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/314:31 pm -
2 stops28h 39m
Mon 9/76:50 pm -
2 stops34h 56m
Deal found 8/29![Multiple Airlines logo]()
$1,372
This oojo deal was found by Cheapflights users on 8/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:55 pm -
2 stops26h 10m
Thu 9/175:40 am -
2 stops33h 22m
Deal found 8/26![Fiji Airways logo]()
$1,388
This CheapOair deal was found by Cheapflights users on 8/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:10 pm -
1 stop30h 35m
Wed 9/1611:20 am -
1 stop22h 20m
Deal found 8/27![Fiji Airways logo]()
$1,082
This oojo deal was found by Cheapflights users on 8/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:25 pm -
1 stop30h 20m
Thu 9/175:40 am -
2 stops33h 22m
Deal found 8/27![Fiji Airways logo]()
$1,127
This oojo deal was found by Cheapflights users on 8/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:55 pm -
2 stops33h 50m
Mon 9/2811:20 am -
2 stops27h 42m
Deal found 8/28![Fiji Airways logo]()
$1,214
This Priceline deal was found by Cheapflights users on 8/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:37 pm -
2 stops36h 08m
Mon 9/2810:55 am -
1 stop21h 00m
Deal found 8/28![Multiple Airlines logo]()
$1,305
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:05 pm -
1 stop20h 30m
Mon 9/2810:55 am -
1 stop21h 00m
Deal found 8/28![Air New Zealand logo]()
$1,734
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 30, 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 30, 2026.
This Mytrip deal was found by Cheapflights users on 8/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:25 pm -
1 stop30h 20m
Deal found 8/29![Fiji Airways logo]()
$557
This FlightHub deal was found by Cheapflights users on 8/30. 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.
Wed 9/2312:22 pm -
2 stops41h 23m
Deal found 8/30![Multiple Airlines logo]()
$579
This oojo deal was found by Cheapflights users on 8/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:10 pm -
2 stops34h 40m
Deal found 8/25![Fiji Airways logo]()
$594
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Tue 11/177:25 pm -
3 stops52h 00m
Deal found 8/25![Multiple Airlines logo]()
$640
This Kiwi.com deal was found by Cheapflights users on 8/29. 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 10/1110:19 pm -
3 stops40h 16m
Deal found 8/29![Multiple Airlines logo]()
$1,139
This oojo deal was found by Cheapflights users on 8/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2010:05 pm -
1 stop30h 45m
Deal found 8/27![Fiji Airways logo]()
$1,331
This FlightHub deal was found by Cheapflights users on 8/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2010:15 am -
2 stops25h 40m
Deal found 8/26![Multiple Airlines logo]()
$1,346
This FlightHub deal was found by Cheapflights users on 8/27. 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 12/2010:35 pm -
2 stops40h 25m
Deal found 8/27![Air New Zealand logo]()
$1,357
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 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,082 (CheapOair) |
One-way from | $557 (Mytrip) |
Popular in | June |
Cheapest in | April |
Average price | $1,232 |
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 7,457,451 searches. Data last updated August 30, 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 San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Sat 9/12
11:10 pm-1:45 am
1 stop30h 35m
Nuku‘alofa Fua'Amotu Intl
Wed 9/16
11:20 am-1:40 pm
1 stop22h 20m
$1,082
San FranciscoNuku‘alofa
SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Sun 9/13
7:55 pm-1:45 am
2 stops33h 50m
Nuku‘alofa Fua'Amotu Intl
Thu 9/17
5:40 am-7:02 pm
2 stops33h 22m
$1,161
San FranciscoNuku‘alofa
SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Mon 9/21
5:37 pm-1:45 am
2 stops36h 08m
Nuku‘alofa Fua'Amotu Intl
Mon 9/28
10:55 am-11:55 am
1 stop21h 00m
$1,305
San FranciscoNuku‘alofa
SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Thu 9/10
7:55 pm-6:05 pm
2 stops26h 10m
Nuku‘alofa Fua'Amotu Intl
Thu 9/17
5:40 am-7:02 pm
2 stops33h 22m
$1,388
San FranciscoNuku‘alofa
SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Mon 12/14
11:00 am-10:35 am
2 stops26h 35m
Nuku‘alofa Fua'Amotu Intl
Sat 12/26
5:00 am-12:50 pm
1 stop28h 50m
$1,475
Quickest round-trip
San FranciscoNuku‘alofa
SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Mon 9/21
10:05 pm-2:35 pm
1 stop20h 30m
Nuku‘alofa Fua'Amotu Intl
Mon 9/28
10:55 am-11:55 am
1 stop21h 00m
$1,734
San FranciscoNuku‘alofa
SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Fri 10/9
10:13 pm-9:45 am
2 stops39h 32m
Nuku‘alofa Fua'Amotu Intl
Wed 10/21
2:50 pm-11:55 am
1 stop17h 05m
$2,056
Cheapest one-way
San FranciscoNuku‘alofa
SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Sun 10/11
7:57 pm-1:45 am
2 stops33h 48m
$558
San FranciscoNuku‘alofa
SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Wed 9/23
12:22 pm-1:45 am
2 stops41h 23m
$579
San FranciscoNuku‘alofa
SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl
SFOTBU
San Francisco
Tue 11/17
6:10 pm-1:50 am
2 stops34h 40m
$594
Showing 1-10 of 15 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 72 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 30, 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
7.4
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.5
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Entertainment
7.4
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.5
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jul 2026
YVR - NAN
Entertainment
7.4
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.5
Crew
8.5
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 30, 2026.
Popular flight searches
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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 7,457,451 searches. Data last updated August 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$781 | Average$1,254 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,231 | Average$1,949 | FlexibilityNo cancel fee | On-time78% |