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Cheap flights from San Francisco to Tonga from $578

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Tonga departing on 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from San Francisco to Tonga

Cheap round-trip flights

Enter your travel dates to find the best prices.
Fiji Airways Logo
11:10 pm - 5:05 pmSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
21h 55m1 stop Nadi
Fiji Airways Logo
5:40 am - 1:40 pmTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
28h 00m1 stop Nadi
$1,076Fiji Airways
Sat, Sep 19 - Sat, Sep 26
Fiji Airways Logo
11:10 pm - 5:05 pmSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
21h 55m1 stop Nadi
Fiji Airways Logo
5:40 am - 1:40 pmTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
28h 00m1 stop Nadi
$1,079Fiji Airways
Sat, Sep 19 - Sat, Sep 26
Fiji Airways Logo
11:25 pm - 1:45 amSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
30h 20m1 stop Nadi
Fiji Airways Logo
5:00 am - 1:40 pmTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
28h 40m1 stop Nadi
$1,082Fiji Airways
Wed, Sep 9 - Wed, Sep 16
Fiji Airways Logo
11:10 pm - 5:05 pmSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
21h 55m1 stop Nadi
Fiji Airways Logo
5:40 am - 1:40 pmTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
28h 00m1 stop Nadi
$1,082Fiji Airways
Sat, Sep 19 - Sat, Sep 26
Multiple Airlines Logo
6:59 pm - 5:05 pmSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
26h 06m2 stops Los Angeles Nadi
Multiple Airlines Logo
4:55 pm - 1:40 pmTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
16h 45m1 stop Nadi
$1,145Multiple Airlines
Sat, Sep 19 - Sat, Sep 26
Multiple Airlines Logo
6:56 pm - 5:10 pmSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
26h 14m2 stops Los Angeles Nadi
Multiple Airlines Logo
8:55 pm - 12:55 pmTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
36h 00m1 stop Auckland Intl
$1,187Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
Multiple Airlines Logo
11:05 pm - 1:50 amSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
30h 45m1 stop Nadi
Multiple Airlines Logo
5:40 am - 5:24 pmTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
32h 44m2 stops Nadi Los Angeles
$1,190Multiple Airlines
Sun, Oct 25 - Tue, Nov 10
Air New Zealand Logo
10:05 pm - 2:35 pmSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
20h 30m1 stop Auckland Intl
Air New Zealand Logo
2:50 pm - 11:55 amTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
17h 05m1 stop Auckland Intl
$1,282Air New Zealand
Mon, Sep 21 - Wed, Oct 14
Air New Zealand Logo
10:05 pm - 2:35 pmSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
20h 30m1 stop Auckland Intl
Air New Zealand Logo
10:55 am - 11:55 amTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
21h 00m1 stop Auckland Intl
$1,520Air New Zealand
Mon, Sep 21 - Mon, Sep 28
Air New Zealand Logo
10:05 pm - 10:45 amSFO  San Francisco-TBU Nuku‘alofa Fua'Amotu Intl
16h 40m1 stop Auckland Intl
Air New Zealand Logo
8:55 pm - 12:55 pmTBU  Nuku‘alofa Fua'Amotu Intl-SFO San Francisco
36h 00m1 stop Auckland Intl
$1,542Air New Zealand
Tue, Sep 1 - Tue, Sep 8

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Fiji Airways flights from San Francisco to Tonga

Our best Fiji Airways deals on San Francisco to Tonga flight tickets
Fiji Airways
Sep 19
SFO11:10 pmSan Francisco
21h 55m
1 stop
TBU5:05 pmNuku‘alofa Fua'Amotu Intl
Sep 26
TBU5:40 amNuku‘alofa Fua'Amotu Intl
28h 00m
1 stop
SFO1:40 pmSan Francisco
$1,076
Fiji Airways
Sep 19
SFO11:10 pmSan Francisco
21h 55m
1 stop
TBU5:05 pmNuku‘alofa Fua'Amotu Intl
Sep 26
TBU5:40 amNuku‘alofa Fua'Amotu Intl
28h 00m
1 stop
SFO1:40 pmSan Francisco
$1,079
Fiji Airways
Sep 19
SFO11:10 pmSan Francisco
21h 55m
1 stop
TBU5:05 pmNuku‘alofa Fua'Amotu Intl
Sep 26
TBU5:40 amNuku‘alofa Fua'Amotu Intl
28h 00m
1 stop
SFO1:40 pmSan Francisco
$1,082

Air New Zealand flights from San Francisco to Tonga

Our best Air New Zealand deals on San Francisco to Tonga flight tickets
Air New Zealand
Sep 21
SFO10:05 pmSan Francisco
20h 30m
1 stop
TBU2:35 pmNuku‘alofa Fua'Amotu Intl
Oct 14
TBU2:50 pmNuku‘alofa Fua'Amotu Intl
17h 05m
1 stop
SFO11:55 amSan Francisco
$1,282
Air New Zealand
Sep 21
SFO10:05 pmSan Francisco
20h 30m
1 stop
TBU2:35 pmNuku‘alofa Fua'Amotu Intl
Sep 28
TBU10:55 amNuku‘alofa Fua'Amotu Intl
21h 00m
1 stop
SFO11:55 amSan Francisco
$1,520
Air New Zealand
Nov 30
SFO7:50 pmSan Francisco
19h 10m
1 stop
TBU12:00 pmNuku‘alofa Fua'Amotu Intl
Dec 7
TBU9:40 pmNuku‘alofa Fua'Amotu Intl
30h 25m
1 stop
SFO7:05 amSan Francisco
$1,583

momondo 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, momondo users made 832,500 searches. Data last updated August 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

Price

Cheapest round-trip

San FranciscoNuku‘alofa

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

SFOTBU

San Francisco

Sat 9/19

11:10 pm-5:05 pm

1 stop21h 55m

Nuku‘alofa Fua'Amotu Intl

Sat 9/26

5:40 am-1:40 pm

1 stop28h 00m

$1,076

San FranciscoNuku‘alofa

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

SFOTBU

San Francisco

Sat 9/19

11:10 pm-5:05 pm

1 stop21h 55m

Nuku‘alofa Fua'Amotu Intl

Sat 9/26

5:40 am-1:40 pm

1 stop28h 00m

$1,079

San FranciscoNuku‘alofa

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

SFOTBU

San Francisco

Wed 9/9

11:25 pm-1:45 am

1 stop30h 20m

Nuku‘alofa Fua'Amotu Intl

Wed 9/16

5:00 am-1:40 pm

1 stop28h 40m

$1,082

San FranciscoNuku‘alofa

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

SFOTBU

San Francisco

Sat 9/19

11:10 pm-5:05 pm

1 stop21h 55m

Nuku‘alofa Fua'Amotu Intl

Sat 9/26

5:40 am-1:40 pm

1 stop28h 00m

$1,082

San FranciscoNuku‘alofa

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

SFOTBU

San Francisco

Sat 9/19

6:59 pm-5:05 pm

2 stops26h 06m

Nuku‘alofa Fua'Amotu Intl

Sat 9/26

4:55 pm-1:40 pm

1 stop16h 45m

$1,145

San FranciscoNuku‘alofa

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

SFOTBU

San Francisco

Tue 9/1

6:56 pm-5:10 pm

2 stops26h 14m

Nuku‘alofa Fua'Amotu Intl

Tue 9/8

8:55 pm-12:55 pm

1 stop36h 00m

$1,187

San FranciscoNuku‘alofa

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

SFOTBU

San Francisco

Sun 10/25

11:05 pm-1:50 am

1 stop30h 45m

Nuku‘alofa Fua'Amotu Intl

Tue 11/10

5:40 am-5:24 pm

2 stops32h 44m

$1,190
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

Wed 10/14

2:50 pm-11:55 am

1 stop17h 05m

$1,282

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

$1,520

San FranciscoNuku‘alofa

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

SFOTBU

San Francisco

Tue 9/1

10:05 pm-10:45 am

1 stop16h 40m

Nuku‘alofa Fua'Amotu Intl

Tue 9/8

8:55 pm-12:55 pm

1 stop36h 00m

$1,542

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Tonga from

How to get the cheapest flight ticket from San Francisco to Tonga

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Tonga?

In general, May is the cheapest month to fly from San Francisco to Tonga. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of April is another great option to travel to Tonga, with average flight prices from San Francisco averaging around $873.

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

You are more likely to see cheaper flights to Tonga from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Tonga for around $1,310 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tonga from San Francisco for as low as $1,115 on momondo.

Can stopping save me money on San Francisco to Tonga flights?

You could potentially save up to 25% on your flight if you consider stops on a San Francisco to Tonga flight.

Cheap San Francisco to Tonga flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Tonga

Fastest flight time

21h 55m

Direct flights

None
The fastest flight from San Francisco to Tonga takes 21h 55m
There are no direct flights from San Francisco to Tonga. There are no popular flight routes from San Francisco to Tonga.
Search flight deals

Frequently asked questions about flying from San Francisco to Tonga

  • When did momondo last update prices for flights from San Francisco Airport to Tonga?

    Prices for flights from San Francisco Airport to Tonga are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Francisco Airport to Tonga?

  • How old do you have to be to fly from San Francisco Airport to Tonga?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Tonga.

  • What documentation or ID do you need to fly to Tonga?

    The travel and health documents you'll need for your trip to Tonga may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Tonga. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Francisco to Tonga

Compare and see reviews for airlines that fly from San Francisco to Tonga with momondo
Airline
Rating
Free Cancellation
Price
Fiji AirwaysPriceFrom $781Free CancellationRating
8.0
252 reviews
Search Fiji Airways flights
Air New ZealandPriceFrom $1,231Free CancellationRating
8.0
659 reviews
Search Air New Zealand flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Tonga?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Tonga. momondo saves you time and could save you money on your trip.

Can I find flights from San Francisco to Tonga with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Tonga from San Francisco with this policy.

How can momondo help me find flights from San Francisco to Tonga?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to Tonga.

I’m not ready to book a flight from San Francisco to Tonga right now. Can momondo alert me if prices change?

Price alerts on flights to Tonga from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Popular cities in Tonga

Popular flights according to clicks in the last 7 days on momondo
Flights to Nuku‘alofafrom $1,050