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Cheap flights from San Francisco to Tonga from $546

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 4/26. 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
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
10:35 pm - 3:55 pm
SFO
-
TBU
21h 20m
1 stop
Fiji Airways Logo
11:20 am - 1:55 pm
TBU
-
SFO
22h 35m
1 stop
$924Fiji Airways
Wed, May 20 - Wed, May 27
Fiji Airways Logo
11:25 pm - 10:35 am
SFO
-
TBU
15h 10m
1 stop
Fiji Airways Logo
5:00 am - 1:40 pm
TBU
-
SFO
28h 40m
1 stop
$955Fiji Airways
Wed, Sep 2 - Wed, Sep 9
Fiji Airways Logo
11:25 pm - 10:35 am
SFO
-
TBU
15h 10m
1 stop
Fiji Airways Logo
5:00 am - 1:40 pm
TBU
-
SFO
28h 40m
1 stop
$980Fiji Airways
Sun, Aug 30 - Wed, Sep 9
Fiji Airways Logo
11:25 pm - 10:35 am
SFO
-
TBU
15h 10m
1 stop
Fiji Airways Logo
11:20 am - 1:40 pm
TBU
-
SFO
22h 20m
1 stop
$992Fiji Airways
Wed, Sep 2 - Fri, Sep 11
Multiple Airlines Logo
10:57 am - 3:55 pm
SFO
-
TBU
32h 58m
2 stops
Multiple Airlines Logo
5:00 am - 1:55 pm
TBU
-
SFO
28h 55m
1 stop
$1,035Multiple Airlines
Wed, May 20 - Wed, May 27
Fiji Airways Logo
7:54 pm - 10:35 am
SFO
-
TBU
18h 41m
2 stops
Fiji Airways Logo
5:40 am - 1:40 pm
TBU
-
SFO
28h 00m
1 stop
$1,048Fiji Airways
Sun, Aug 30 - Fri, Sep 11
Fiji Airways Logo
7:54 pm - 1:05 am
SFO
-
TBU
33h 11m
2 stops
Fiji Airways Logo
5:00 am - 1:40 pm
TBU
-
SFO
28h 40m
1 stop
$1,060Fiji Airways
Mon, Aug 24 - Fri, Sep 4
Fiji Airways Logo
7:54 pm - 1:45 am
SFO
-
TBU
33h 51m
2 stops
Fiji Airways Logo
11:20 am - 1:40 pm
TBU
-
SFO
22h 20m
1 stop
$1,133Fiji Airways
Sat, Aug 29 - Fri, Sep 11
Multiple Airlines Logo
6:01 pm - 10:35 am
SFO
-
TBU
20h 34m
2 stops
Multiple Airlines Logo
4:55 pm - 1:55 pm
TBU
-
SFO
17h 00m
1 stop
$1,137Multiple Airlines
Tue, Jun 9 - Sat, Aug 8
Multiple Airlines Logo
6:01 pm - 10:35 am
SFO
-
TBU
20h 34m
2 stops
Multiple Airlines Logo
4:55 pm - 1:55 pm
TBU
-
SFO
17h 00m
1 stop
$1,138Multiple Airlines
Tue, Jun 9 - Sat, Aug 8

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
Jul 6
SFO10:05 pmSan Francisco
20h 30m
1 stop
TBU2:35 pmNuku‘alofa Fua'Amotu Intl
Jul 13
TBU11:55 amNuku‘alofa Fua'Amotu Intl
21h 00m
1 stop
SFO12:55 pmSan Francisco
$1,251
Air New Zealand
Aug 31
SFO10:05 pmSan Francisco
20h 30m
1 stop
TBU2:35 pmNuku‘alofa Fua'Amotu Intl
Sep 7
TBU11:55 amNuku‘alofa Fua'Amotu Intl
21h 00m
1 stop
SFO12:55 pmSan Francisco
$1,308
Air New Zealand
Jun 9
SFO10:05 pmSan Francisco
16h 40m
1 stop
TBU10:45 amNuku‘alofa Fua'Amotu Intl
Aug 8
TBU8:55 pmNuku‘alofa Fua'Amotu Intl
36h 00m
1 stop
SFO12:55 pmSan Francisco
$1,317

Fiji Airways flights from San Francisco to Tonga

Our best Fiji Airways deals on San Francisco to Tonga flight tickets
Fiji Airways
May 20
SFO10:35 pmSan Francisco
21h 20m
1 stop
TBU3:55 pmNuku‘alofa Fua'Amotu Intl
May 27
TBU11:20 amNuku‘alofa Fua'Amotu Intl
22h 35m
1 stop
SFO1:55 pmSan Francisco
$924
Fiji Airways
Sep 2
SFO11:25 pmSan Francisco
15h 10m
1 stop
TBU10:35 amNuku‘alofa Fua'Amotu Intl
Sep 9
TBU5:00 amNuku‘alofa Fua'Amotu Intl
28h 40m
1 stop
SFO1:40 pmSan Francisco
$955
Fiji Airways
Aug 30
SFO11:25 pmSan Francisco
15h 10m
1 stop
TBU10:35 amNuku‘alofa Fua'Amotu Intl
Sep 9
TBU5:00 amNuku‘alofa Fua'Amotu Intl
28h 40m
1 stop
SFO1:40 pmSan Francisco
$980

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 March 12, 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 - TBU

SFOTBU

San Francisco

Wed 5/20

10:35 pm-3:55 pm

1 stop21h 20m

Nuku‘alofa Fua'Amotu Intl

Wed 5/27

11:20 am-1:55 pm

1 stop22h 35m

$924

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 9/2

11:25 pm-10:35 am

1 stop15h 10m

Nuku‘alofa Fua'Amotu Intl

Wed 9/9

5:00 am-1:40 pm

1 stop28h 40m

$955

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 8/30

11:25 pm-10:35 am

1 stop15h 10m

Nuku‘alofa Fua'Amotu Intl

Wed 9/9

5:00 am-1:40 pm

1 stop28h 40m

$980
Quickest round-trip

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 9/2

11:25 pm-10:35 am

1 stop15h 10m

Nuku‘alofa Fua'Amotu Intl

Fri 9/11

11:20 am-1:40 pm

1 stop22h 20m

$992

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 5/20

10:57 am-3:55 pm

2 stops32h 58m

Nuku‘alofa Fua'Amotu Intl

Wed 5/27

5:00 am-1:55 pm

1 stop28h 55m

$1,035

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

Fri 9/11

5:40 am-1:40 pm

1 stop28h 00m

$1,048

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

5:00 am-1:40 pm

1 stop28h 40m

$1,060

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

Fri 9/11

11:20 am-1:40 pm

1 stop22h 20m

$1,133

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 6/9

6:01 pm-10:35 am

2 stops20h 34m

Nuku‘alofa Fua'Amotu Intl

Sat 8/8

4:55 pm-1:55 pm

1 stop17h 00m

$1,137

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 6/9

6:01 pm-10:35 am

2 stops20h 34m

Nuku‘alofa Fua'Amotu Intl

Sat 8/8

4:55 pm-1:55 pm

1 stop17h 00m

$1,138

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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, April 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 $994. The month of February is another great option to travel to Tonga, with average flight prices from San Francisco averaging around $1,013.

How far in advance should I book a flight 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 $1,284 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 $1,013 on momondo.

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

You could potentially save up to 7% 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

18h 41m

Direct flights

None
The fastest flight from San Francisco to Tonga takes 18h 41m
There are no direct flights from San Francisco to Tonga. There are no popular flight routes from San Francisco to Tonga.
Search flight deals

  • 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 $595Free CancellationRating
8.1
231 reviews
Search Fiji Airways flights
Air New ZealandPriceFrom $1,231Free CancellationRating
8.0
610 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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Find better results for your trip to Tonga

Popular cities in Tonga

Popular flights according to clicks in the last 7 days on momondo
Flights to Nuku‘alofafrom $924