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Cheap flights from San Francisco to Tonga from $698

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 6/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
Multiple Airlines Logo
6:56 pm - 10:35 am
SFO
-
TBU
19h 39m
2 stops
Multiple Airlines Logo
4:55 pm - 1:40 pm
TBU
-
SFO
16h 45m
1 stop
$1,272Multiple Airlines
Sun, Aug 30 - Sat, Sep 19
Multiple Airlines Logo
6:56 pm - 10:35 am
SFO
-
TBU
19h 39m
2 stops
Multiple Airlines Logo
4:55 pm - 1:40 pm
TBU
-
SFO
16h 45m
1 stop
$1,273Multiple Airlines
Sun, Aug 30 - Sat, Sep 19
Multiple Airlines Logo
6:56 pm - 10:35 am
SFO
-
TBU
19h 39m
2 stops
Multiple Airlines Logo
4:55 pm - 1:40 pm
TBU
-
SFO
16h 45m
1 stop
$1,274Multiple Airlines
Sun, Aug 30 - Fri, Sep 18
Fiji Airways Logo
4:31 pm - 1:05 am
SFO
-
TBU
36h 34m
2 stops
Fiji Airways Logo
11:20 am - 1:40 pm
TBU
-
SFO
22h 20m
1 stop
$1,276Fiji Airways
Sun, Aug 30 - Wed, Sep 16
Fiji Airways Logo
8:11 pm - 1:05 am
SFO
-
TBU
32h 54m
2 stops
Fiji Airways Logo
5:40 am - 1:40 pm
TBU
-
SFO
28h 00m
1 stop
$1,277Fiji Airways
Mon, Aug 3 - Fri, Aug 28
Fiji Airways Logo
11:25 pm - 1:05 am
SFO
-
TBU
29h 40m
1 stop
Fiji Airways Logo
11:20 am - 7:02 pm
TBU
-
SFO
27h 42m
2 stops
$1,282Fiji Airways
Sun, Aug 30 - Tue, Sep 15
Multiple Airlines Logo
6:56 pm - 10:35 am
SFO
-
TBU
19h 39m
2 stops
Multiple Airlines Logo
4:55 pm - 1:40 pm
TBU
-
SFO
16h 45m
1 stop
$1,285Multiple Airlines
Thu, Sep 3 - Fri, Sep 18
Fiji Airways Logo
4:31 pm - 1:05 am
SFO
-
TBU
36h 34m
2 stops
Fiji Airways Logo
5:00 am - 7:02 pm
TBU
-
SFO
34h 02m
2 stops
$1,286Fiji Airways
Sun, Aug 30 - Thu, Sep 17
Fiji Airways Logo
8:11 pm - 1:05 am
SFO
-
TBU
32h 54m
2 stops
Fiji Airways Logo
5:40 am - 7:27 pm
TBU
-
SFO
33h 47m
2 stops
$1,287Fiji Airways
Mon, Aug 3 - Fri, Aug 28
Fiji Airways Logo
4:31 pm - 1:05 am
SFO
-
TBU
36h 34m
2 stops
Fiji Airways Logo
4:55 pm - 1:40 pm
TBU
-
SFO
16h 45m
1 stop
$1,289Fiji Airways
Tue, Sep 1 - Sat, Sep 19

Fiji Airways flights from San Francisco to Tonga

Our best Fiji Airways deals on San Francisco to Tonga flight tickets
Fiji Airways
Aug 30
SFO4:31 pmSan Francisco
36h 34m
2 stops
TBU1:05 amNuku‘alofa Fua'Amotu Intl
Sep 16
TBU11:20 amNuku‘alofa Fua'Amotu Intl
22h 20m
1 stop
SFO1:40 pmSan Francisco
$1,276
Fiji Airways
Aug 3
SFO8:11 pmSan Francisco
32h 54m
2 stops
TBU1:05 amNuku‘alofa Fua'Amotu Intl
Aug 28
TBU5:40 amNuku‘alofa Fua'Amotu Intl
28h 00m
1 stop
SFO1:40 pmSan Francisco
$1,277
Fiji Airways
Aug 30
SFO11:25 pmSan Francisco
29h 40m
1 stop
TBU1:05 amNuku‘alofa Fua'Amotu Intl
Sep 15
TBU11:20 amNuku‘alofa Fua'Amotu Intl
27h 42m
2 stops
SFO7:02 pmSan Francisco
$1,282

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
Jun 4
SFO12:15 pmSan Francisco
26h 30m
2 stops
TBU10:45 amNuku‘alofa Fua'Amotu Intl
Jul 25
TBU11:55 amNuku‘alofa Fua'Amotu Intl
28h 15m
2 stops
SFO8:10 pmSan Francisco
$1,962
Air New Zealand
Jun 4
SFO1:55 pmSan Francisco
24h 50m
2 stops
TBU10:45 amNuku‘alofa Fua'Amotu Intl
Jul 25
TBU11:55 amNuku‘alofa Fua'Amotu Intl
25h 47m
2 stops
SFO5:42 pmSan Francisco
$2,100
Air New Zealand
Jun 4
SFO12:15 pmSan Francisco
26h 30m
2 stops
TBU10:45 amNuku‘alofa Fua'Amotu Intl
Jul 25
TBU8:55 pmNuku‘alofa Fua'Amotu Intl
53h 55m
3 stops
SFO6:50 amSan Francisco
$2,119

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 May 28, 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
Quickest round-trip

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 8/30

6:56 pm-10:35 am

2 stops19h 39m

Nuku‘alofa Fua'Amotu Intl

Sat 9/19

4:55 pm-1:40 pm

1 stop16h 45m

$1,272

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 8/30

6:56 pm-10:35 am

2 stops19h 39m

Nuku‘alofa Fua'Amotu Intl

Sat 9/19

4:55 pm-1:40 pm

1 stop16h 45m

$1,273

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 8/30

6:56 pm-10:35 am

2 stops19h 39m

Nuku‘alofa Fua'Amotu Intl

Fri 9/18

4:55 pm-1:40 pm

1 stop16h 45m

$1,274

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 8/30

4:31 pm-1:05 am

2 stops36h 34m

Nuku‘alofa Fua'Amotu Intl

Wed 9/16

11:20 am-1:40 pm

1 stop22h 20m

$1,276

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Mon 8/3

8:11 pm-1:05 am

2 stops32h 54m

Nuku‘alofa Fua'Amotu Intl

Fri 8/28

5:40 am-1:40 pm

1 stop28h 00m

$1,277

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

Tue 9/15

11:20 am-7:02 pm

2 stops27h 42m

$1,282

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Thu 9/3

6:56 pm-10:35 am

2 stops19h 39m

Nuku‘alofa Fua'Amotu Intl

Fri 9/18

4:55 pm-1:40 pm

1 stop16h 45m

$1,285

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 8/30

4:31 pm-1:05 am

2 stops36h 34m

Nuku‘alofa Fua'Amotu Intl

Thu 9/17

5:00 am-7:02 pm

2 stops34h 02m

$1,286

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Mon 8/3

8:11 pm-1:05 am

2 stops32h 54m

Nuku‘alofa Fua'Amotu Intl

Fri 8/28

5:40 am-7:27 pm

2 stops33h 47m

$1,287

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 9/1

4:31 pm-1:05 am

2 stops36h 34m

Nuku‘alofa Fua'Amotu Intl

Sat 9/19

4:55 pm-1:40 pm

1 stop16h 45m

$1,289

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, October 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 $445. The month of September is another great option to travel to Tonga, with average flight prices from San Francisco averaging around $445.

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 $1,233 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 $1,038 on momondo.

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

16h 40m

Direct flights

None
The fastest flight from San Francisco to Tonga takes 16h 40m
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 $595Free CancellationRating
8.1
243 reviews
Search Fiji Airways flights
Air New ZealandPriceFrom $1,231Free CancellationRating
8.0
648 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 $1,128