Tonga

$581+ Cheap flights from San Francisco (SFO) to Tonga

SFO — TBU
Dec 9 — Dec 161
We work with more than 300 partners to bring you better travel deals

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 flights from San Francisco to Tonga

Mon 12/76:34 pm -
2 stops33h 31m
Mon 12/1411:20 am -
2 stops25h 19m
Deal found 11/7$1,284
Wed 12/166:10 pm -
2 stops34h 40m
Wed 12/305:40 am -
2 stops33h 15m
Deal found 11/6$1,425
Tue 12/229:59 pm -
2 stops44h 01m
Tue 1/1911:20 am -
2 stops28h 14m
Deal found 11/9$1,461
Mon 12/77:50 pm -
1 stop19h 10m
Mon 12/149:40 pm -
1 stop30h 25m
Deal found 11/7$1,514
Sat 11/289:50 pm -
1 stop31h 00m
Sat 1/165:30 pm -
2 stops48h 23m
Deal found 11/9$1,530
Mon 12/77:57 pm -
3 stops46h 03m
Mon 12/1411:20 am -
2 stops25h 19m
Deal found 11/7$1,531
Wed 12/236:25 pm -
2 stops23h 35m
Wed 12/305:15 pm -
2 stops21h 40m
Deal found 11/7$1,535
Mon 11/304:15 pm -
2 stops21h 20m
Wed 1/65:15 pm -
2 stops22h 19m
Deal found 11/6$1,603
Thu 12/246:25 pm -
2 stops25h 10m
Thu 12/315:20 pm -
2 stops19h 44m
Deal found 11/9$2,594
Thu 12/247:20 am -
3 stops36h 15m
Thu 12/315:20 pm -
3 stops47h 05m
Deal found 11/9$3,269

Find flight deals from San Francisco to Tonga

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,129
(Gotogate)

One-way from

$581
(oojo)

Popular in

June

Cheapest in

April

Average price

$1,658
Provider with most accurate pricing for San Francisco-Nuku‘alofa Fua'Amotu Intl flight deals.
Provider most trusted by Cheapflights users for San Francisco-Nuku‘alofa Fua'Amotu Intl flights.
From San Francisco to Tonga
One-way flight from San Francisco to Tonga
Highest demand for flights based on searches. 21% potential increase in price ($362 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($53 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
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

Price

Cheapest round-trip

San FranciscoNuku‘alofa

SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl

SFOTBU

San Francisco

Wed 11/25

4:15 pm-3:00 pm

2 stops25h 45m

Nuku‘alofa Fua'Amotu Intl

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$594

San FranciscoNuku‘alofa

SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl

SFOTBU

San Francisco

Sun 11/15

6:32 pm-1:50 am

2 stops34h 18m

Nuku‘alofa Fua'Amotu Intl

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$621
Quickest round-trip

San FranciscoNuku‘alofa

SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl

SFOTBU

San Francisco

Sun 12/13

6:34 pm-4:30 pm

2 stops24h 56m

Nuku‘alofa Fua'Amotu Intl

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$773

San FranciscoNuku‘alofa

SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl

SFOTBU

San Francisco

Sun 11/15

12:20 pm-10:35 am

3 stops49h 15m

Nuku‘alofa Fua'Amotu Intl

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$850

San FranciscoNuku‘alofa

SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl

SFOTBU

San Francisco

Thu 11/26

11:41 am-3:00 pm

3 stops30h 19m

Nuku‘alofa Fua'Amotu Intl

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$951

San FranciscoNuku‘alofa

SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl

SFOTBU

San Francisco

Sun 12/13

6:30 am-10:00 am

3 stops30h 30m

Nuku‘alofa Fua'Amotu Intl

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$1,010

San FranciscoVava'u

SFO San Francisco - VAV Vava'u Lupepau'U

SFOVAV

San Francisco

Mon 11/30

7:56 pm-4:35 pm

3 stops47h 39m

Vava'u Lupepau'U

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$1,057

San FranciscoNuku‘alofa

SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl

SFOTBU

San Francisco

Sun 12/20

9:59 pm-4:30 pm

2 stops45h 31m

Nuku‘alofa Fua'Amotu Intl

Wed 12/31

12:00 am-3:00 am

Nonstop0h 00m

$1,065

San FranciscoNuku‘alofa

SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl

SFOTBU

San Francisco

Sun 2/7

9:50 pm-1:50 am

1 stop31h 00m

Nuku‘alofa Fua'Amotu Intl

Sat 2/13

11:20 am-3:55 pm

2 stops25h 35m

$1,187

San FranciscoNuku‘alofa

SFO San Francisco - TBU Nuku‘alofa Fua'Amotu Intl

SFOTBU

San Francisco

Tue 12/22

5:02 pm-3:00 pm

2 stops24h 58m

Nuku‘alofa Fua'Amotu Intl

Tue 1/19

10:10 am-7:05 am

1 stop17h 55m

$1,632

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Tonga

How far ahead should I book a flight from San Francisco to Tonga?

Booking 69 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

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

Boarding

8.0

Overall

8.0

Food

7.5

Crew

8.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

Entertainment

7.4

Boarding

8.0

Overall

8.0

Food

7.5

Crew

8.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

Entertainment

7.4

Boarding

8.0

Overall

8.0

Food

7.5

Crew

8.5

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2026

YVR - NAN

They didn’t enter the Tabua Club number on my boarding pass. Had to show my email to confirm my membership to enter the lounge at YVR.

Related info for your journey

  • What airport do you fly from for flights from San Francisco to Tonga?

    For a flight from San Francisco to Tonga, you will be flying from San Francisco. San Francisco (SFO) is just 11.0 mi from the center of the city.

  • How long is the flight from San Francisco to Tonga?

    Fiji Airways can get you from San Francisco to Tonga in just under 31h. Your travel time can differ by up to . The distance between San Francisco and Tonga is about 5314 mi.

  • Can I find deals for flights from San Francisco to Tonga that include hotel bookings?

    Yes. In addition to deals on San Francisco to Tonga flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Tonga?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Tonga.

  • Can I find deals for business class flights from San Francisco to Tonga?

    Yes. Cheapflights offers flight deals from San Francisco to Tonga by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from San Francisco to Tonga

AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest$783Average$1,258FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,658Average$1,952FlexibilityNo cancel feeOn-time78%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.