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Cheap flights from San Francisco to Tonga from $997

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Tonga departing on 3/11. 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
11:05 pm - 3:00 pm
SFO
-
TBU
19h 55m1 stop
Fiji Airways Logo
5:40 am - 1:50 pm
TBU
-
SFO
28h 10m1 stop
$997Fiji Airways
Wed, Mar 11 - Fri, May 8
Fiji Airways Logo
11:05 pm - 3:00 pm
SFO
-
TBU
19h 55m1 stop
Fiji Airways Logo
11:20 am - 1:50 pm
TBU
-
SFO
22h 30m1 stop
$1,019Fiji Airways
Wed, Mar 11 - Wed, May 13
Fiji Airways Logo
11:05 pm - 10:35 am
SFO
-
TBU
15h 30m1 stop
Fiji Airways Logo
5:40 am - 1:50 pm
TBU
-
SFO
28h 10m1 stop
$1,040Fiji Airways
Sun, Mar 8 - Fri, May 8
Fiji Airways Logo
11:05 pm - 10:35 am
SFO
-
TBU
15h 30m1 stop
Fiji Airways Logo
5:00 am - 1:50 pm
TBU
-
SFO
28h 50m1 stop
$1,062Fiji Airways
Sun, Mar 8 - Wed, May 13
Fiji Airways Logo
11:05 pm - 1:50 am
SFO
-
TBU
30h 45m1 stop
Fiji Airways Logo
11:20 am - 5:08 pm
TBU
-
SFO
25h 48m2 stops
$1,079Fiji Airways
Sun, Mar 8 - Mon, May 11
Fiji Airways Logo
10:05 pm - 10:00 am
SFO
-
TBU
14h 55m1 stop
Fiji Airways Logo
11:20 am - 8:10 pm
TBU
-
SFO
29h 50m2 stops
$1,107Fiji Airways
Sun, Jan 4 - Tue, Jan 20
Multiple Airlines Logo
9:54 pm - 3:00 pm
SFO
-
TBU
44h 06m2 stops
Multiple Airlines Logo
11:20 am - 6:30 pm
TBU
-
SFO
28h 10m2 stops
$1,116Multiple Airlines
Mon, Jan 19 - Mon, Jan 26
Multiple Airlines Logo
10:05 pm - 10:35 am
SFO
-
TBU
15h 30m1 stop
Multiple Airlines Logo
9:35 pm - 11:05 am
TBU
-
SFO
34h 30m1 stop
$1,119Multiple Airlines
Sun, Jan 4 - Tue, Jan 20
Fiji Airways Logo
6:34 pm - 1:50 am
SFO
-
TBU
34h 16m2 stops
Fiji Airways Logo
4:55 pm - 1:50 pm
TBU
-
SFO
16h 55m1 stop
$1,130Fiji Airways
Sat, Mar 7 - Fri, May 8
Fiji Airways Logo
5:00 pm - 10:35 am
SFO
-
TBU
21h 35m2 stops
Fiji Airways Logo
11:20 am - 5:08 pm
TBU
-
SFO
25h 48m2 stops
$1,146Fiji Airways
Mon, Mar 9 - Mon, May 11

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
Jan 19
SFO7:50 pmSan Francisco
17h 20m
1 stop
TBU10:10 amNuku‘alofa Fua'Amotu Intl
Jan 26
TBU9:35 pmNuku‘alofa Fua'Amotu Intl
34h 30m
1 stop
SFO11:05 amSan Francisco
$1,716
Find similar
Air New Zealand
Jan 13
SFO10:45 pmSan Francisco
24h 35m
1 stop
TBU8:20 pmNuku‘alofa Fua'Amotu Intl
Jan 21
TBU11:20 amNuku‘alofa Fua'Amotu Intl
16h 45m
1 stop
SFO7:05 amSan Francisco
$2,092
Find similar
Air New Zealand
Jan 21
SFO5:40 pmSan Francisco
29h 40m
3 stops
TBU8:20 pmNuku‘alofa Fua'Amotu Intl
Jan 28
TBU1:10 pmNuku‘alofa Fua'Amotu Intl
31h 02m
2 stops
SFO11:12 pmSan Francisco
$2,145
Find similar

Fiji Airways flights from San Francisco to Tonga

Our best Fiji Airways deals on San Francisco to Tonga flight tickets
Fiji Airways
Jan 21
SFO4:30 pmSan Francisco
35h 35m
2 stops
TBU1:05 amNuku‘alofa Fua'Amotu Intl
Jan 28
TBU11:00 amNuku‘alofa Fua'Amotu Intl
22h 25m
1 stop
SFO12:25 pmSan Francisco
$1,098
Find similar
Fiji Airways
Jan 21
SFO10:05 pmSan Francisco
19h 55m
1 stop
TBU3:00 pmNuku‘alofa Fua'Amotu Intl
Jan 28
TBU11:00 amNuku‘alofa Fua'Amotu Intl
22h 25m
1 stop
SFO12:25 pmSan Francisco
$1,099
Find similar
Fiji Airways
Jan 21
SFO4:30 pmSan Francisco
25h 30m
2 stops
TBU3:00 pmNuku‘alofa Fua'Amotu Intl
Jan 28
TBU11:00 amNuku‘alofa Fua'Amotu Intl
30h 10m
2 stops
SFO8:10 pmSan Francisco
$1,125
Find similar

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 December 23, 2025.
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 3/11

11:05 pm-3:00 pm

1 stop19h 55m

Nuku‘alofa Fua'Amotu Intl

Fri 5/8

5:40 am-1:50 pm

1 stop28h 10m

$997

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

Wed 5/13

11:20 am-1:50 pm

1 stop22h 30m

$1,019

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 3/8

11:05 pm-10:35 am

1 stop15h 30m

Nuku‘alofa Fua'Amotu Intl

Fri 5/8

5:40 am-1:50 pm

1 stop28h 10m

$1,040

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 3/8

11:05 pm-10:35 am

1 stop15h 30m

Nuku‘alofa Fua'Amotu Intl

Wed 5/13

5:00 am-1:50 pm

1 stop28h 50m

$1,062

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

Mon 5/11

11:20 am-5:08 pm

2 stops25h 48m

$1,079

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 1/4

10:05 pm-10:00 am

1 stop14h 55m

Nuku‘alofa Fua'Amotu Intl

Tue 1/20

11:20 am-8:10 pm

2 stops29h 50m

$1,107

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Mon 1/19

9:54 pm-3:00 pm

2 stops44h 06m

Nuku‘alofa Fua'Amotu Intl

Mon 1/26

11:20 am-6:30 pm

2 stops28h 10m

$1,116

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 1/4

10:05 pm-10:35 am

1 stop15h 30m

Nuku‘alofa Fua'Amotu Intl

Tue 1/20

9:35 pm-11:05 am

1 stop34h 30m

$1,119

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sat 3/7

6:34 pm-1:50 am

2 stops34h 16m

Nuku‘alofa Fua'Amotu Intl

Fri 5/8

4:55 pm-1:50 pm

1 stop16h 55m

$1,130

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Mon 3/9

5:00 pm-10:35 am

2 stops21h 35m

Nuku‘alofa Fua'Amotu Intl

Mon 5/11

11:20 am-5:08 pm

2 stops25h 48m

$1,146

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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, February 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 $1,013. The month of May is another great option to travel to Tonga, with average flight prices from San Francisco averaging around $1,064.

What is the cheapest day to depart on your flight to Tonga?

The cheapest day to depart on your flight to Tonga is on a Tuesday when prices can be found for as low as $1,329. This is often the case because there is less demand to fly during this day of the week. Flights from San Francisco to Tonga on a Monday will generally be more expensive and average around $1,661. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Tonga?

Our most recent data shows that the best time of day to fly to Tonga is in the evening. Flights from San Francisco to Tonga during this time can be as low as $1,421. In the afternoon is when there is more demand to fly to Tonga, so prices are often more expensive at around $1,877 per ticket.

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 $1,296 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 13% 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

16h 00m

Direct flights

None
The fastest flight from San Francisco to Tonga takes 16h 00m
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 $612Free CancellationRating
8.0
211 reviews
Search Fiji Airways flights
Air New ZealandPriceFrom $1,363Free CancellationRating
8.0
556 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 $951