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Cheap flights from San Francisco to Tonga from $518

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 3/15. 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.
Fiji Airways Logo
10:05 pm - 1:05 am
SFO
-
TBU
30h 00m
1 stop
Fiji Airways Logo
4:00 pm - 1:25 pm
TBU
-
SFO
17h 25m
1 stop
$1,011Fiji Airways
Wed, Mar 4 - Fri, Mar 20
Fiji Airways Logo
11:05 pm - 1:50 am
SFO
-
TBU
30h 45m
1 stop
Fiji Airways Logo
5:40 am - 1:25 pm
TBU
-
SFO
27h 45m
1 stop
$1,040Fiji Airways
Sun, Mar 8 - Fri, Mar 20
Fiji Airways Logo
6:20 pm - 1:50 am
SFO
-
TBU
34h 30m
2 stops
Fiji Airways Logo
4:00 pm - 1:25 pm
TBU
-
SFO
17h 25m
1 stop
$1,062Fiji Airways
Sat, Mar 7 - Fri, Mar 20
Fiji Airways Logo
10:05 pm - 3:00 pm
SFO
-
TBU
19h 55m
1 stop
Fiji Airways Logo
11:20 am - 1:25 pm
TBU
-
SFO
22h 05m
1 stop
$1,069Fiji Airways
Wed, Mar 4 - Wed, Mar 18
Multiple Airlines Logo
11:05 pm - 3:00 pm
SFO
-
TBU
19h 55m
1 stop
Multiple Airlines Logo
4:00 pm - 11:19 pm
TBU
-
SFO
27h 19m
2 stops
$1,100Multiple Airlines
Wed, Mar 11 - Sat, Mar 21
Fiji Airways Logo
8:08 pm - 1:45 am
SFO
-
TBU
33h 37m
2 stops
Fiji Airways Logo
5:40 am - 5:30 pm
TBU
-
SFO
31h 50m
2 stops
$1,108Fiji Airways
Sun, Jul 19 - Fri, Jul 31
Fiji Airways Logo
4:59 pm - 1:50 am
SFO
-
TBU
36h 51m
2 stops
Fiji Airways Logo
5:40 am - 1:25 pm
TBU
-
SFO
27h 45m
1 stop
$1,111Fiji Airways
Mon, Mar 9 - Fri, Mar 20
Fiji Airways Logo
6:20 pm - 1:50 am
SFO
-
TBU
34h 30m
2 stops
Fiji Airways Logo
11:20 am - 1:25 pm
TBU
-
SFO
22h 05m
1 stop
$1,116Fiji Airways
Sat, Mar 7 - Wed, Mar 18
Multiple Airlines Logo
11:05 pm - 1:50 am
SFO
-
TBU
30h 45m
1 stop
Multiple Airlines Logo
9:35 pm - 12:05 pm
TBU
-
SFO
34h 30m
1 stop
$1,128Multiple Airlines
Sun, Mar 15 - Tue, Mar 24
Multiple Airlines Logo
10:35 am - 3:00 pm
SFO
-
TBU
32h 25m
2 stops
Multiple Airlines Logo
4:00 pm - 11:19 pm
TBU
-
SFO
27h 19m
2 stops
$1,148Multiple Airlines
Wed, Mar 11 - Sat, Mar 21

Fiji Airways flights from San Francisco to Tonga

Our best Fiji Airways deals on San Francisco to Tonga flight tickets
Fiji Airways
Mar 4
SFO10:05 pmSan Francisco
30h 00m
1 stop
TBU1:05 amNuku‘alofa Fua'Amotu Intl
Mar 20
TBU4:00 pmNuku‘alofa Fua'Amotu Intl
17h 25m
1 stop
SFO1:25 pmSan Francisco
$1,011
Fiji Airways
Mar 8
SFO11:05 pmSan Francisco
30h 45m
1 stop
TBU1:50 amNuku‘alofa Fua'Amotu Intl
Mar 20
TBU5:40 amNuku‘alofa Fua'Amotu Intl
27h 45m
1 stop
SFO1:25 pmSan Francisco
$1,040
Fiji Airways
Mar 7
SFO6:20 pmSan Francisco
34h 30m
2 stops
TBU1:50 amNuku‘alofa Fua'Amotu Intl
Mar 20
TBU4:00 pmNuku‘alofa Fua'Amotu Intl
17h 25m
1 stop
SFO1:25 pmSan Francisco
$1,062

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 February 6, 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

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 3/4

10:05 pm-1:05 am

1 stop30h 00m

Nuku‘alofa Fua'Amotu Intl

Fri 3/20

4:00 pm-1:25 pm

1 stop17h 25m

$1,011

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 3/8

11:05 pm-1:50 am

1 stop30h 45m

Nuku‘alofa Fua'Amotu Intl

Fri 3/20

5:40 am-1:25 pm

1 stop27h 45m

$1,040

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sat 3/7

6:20 pm-1:50 am

2 stops34h 30m

Nuku‘alofa Fua'Amotu Intl

Fri 3/20

4:00 pm-1:25 pm

1 stop17h 25m

$1,062

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 3/4

10:05 pm-3:00 pm

1 stop19h 55m

Nuku‘alofa Fua'Amotu Intl

Wed 3/18

11:20 am-1:25 pm

1 stop22h 05m

$1,069

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 3/11

11:05 pm-3:00 pm

1 stop19h 55m

Nuku‘alofa Fua'Amotu Intl

Sat 3/21

4:00 pm-11:19 pm

2 stops27h 19m

$1,100

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 7/19

8:08 pm-1:45 am

2 stops33h 37m

Nuku‘alofa Fua'Amotu Intl

Fri 7/31

5:40 am-5:30 pm

2 stops31h 50m

$1,108

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Mon 3/9

4:59 pm-1:50 am

2 stops36h 51m

Nuku‘alofa Fua'Amotu Intl

Fri 3/20

5:40 am-1:25 pm

1 stop27h 45m

$1,111

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sat 3/7

6:20 pm-1:50 am

2 stops34h 30m

Nuku‘alofa Fua'Amotu Intl

Wed 3/18

11:20 am-1:25 pm

1 stop22h 05m

$1,116

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 3/15

11:05 pm-1:50 am

1 stop30h 45m

Nuku‘alofa Fua'Amotu Intl

Tue 3/24

9:35 pm-12:05 pm

1 stop34h 30m

$1,128

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 3/11

10:35 am-3:00 pm

2 stops32h 25m

Nuku‘alofa Fua'Amotu Intl

Sat 3/21

4:00 pm-11:19 pm

2 stops27h 19m

$1,148

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, 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 $1,064. The month of November is another great option to travel to Tonga, with average flight prices from San Francisco averaging around $1,080.

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 $1,325 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 $610 on momondo.

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

You could potentially save up to 14% 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

33h 37m

Direct flights

None
The fastest flight from San Francisco to Tonga takes 33h 37m
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 $590Free CancellationRating
8.0
223 reviews
Search Fiji Airways flights
Air New ZealandPriceFrom $1,231Free CancellationRating
8.0
580 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 $887