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Cheap flights from San Francisco to Tonga from $504

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 2/4. 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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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 - 4:00 pmSFO-TBU
20h 55m1 stop
Fiji Airways Logo
4:00 pm - 12:25 pmTBU-SFO
17h 25m1 stop
$939Fiji Airways
Find Deal
Wed, Jan 14 - Fri, Jan 23
Fiji Airways Logo
10:05 pm - 10:05 amSFO-TBU
15h 00m1 stop
Fiji Airways Logo
4:00 pm - 6:30 pmTBU-SFO
23h 30m2 stops
$1,041Fiji Airways
Find Deal
Wed, Jan 14 - Fri, Jan 23
Fiji Airways Logo
7:01 pm - 10:35 amSFO-TBU
18h 34m2 stops
Fiji Airways Logo
5:40 am - 12:25 pmTBU-SFO
27h 45m1 stop
$1,129Fiji Airways
Find Deal
Mon, Feb 2 - Fri, Feb 6
Fiji Airways Logo
10:05 pm - 10:35 amSFO-TBU
15h 30m1 stop
Fiji Airways Logo
5:00 am - 8:10 pmTBU-SFO
36h 10m2 stops
$1,163Fiji Airways
Find Deal
Sun, Jan 4 - Tue, Feb 10
Multiple Airlines Logo
9:35 pm - 1:05 amSFO-TBU
30h 30m1 stop
Multiple Airlines Logo
2:50 pm - 11:07 pmTBU-SFO
29h 17m2 stops
$1,191Multiple Airlines
Find Deal
Sat, Jan 10 - Sat, Jan 17
Fiji Airways Logo
9:35 pm - 10:35 amSFO-TBU
16h 00m1 stop
Fiji Airways Logo
4:00 pm - 6:30 pmTBU-SFO
23h 30m2 stops
$1,222Fiji Airways
Find Deal
Sat, Jan 10 - Sat, Jan 17
Fiji Airways Logo
6:00 pm - 3:00 pmSFO-TBU
24h 00m2 stops
Fiji Airways Logo
11:20 am - 8:29 pmTBU-SFO
30h 09m2 stops
$1,227Fiji Airways
Find Deal
Tue, Dec 9 - Tue, Dec 16
Fiji Airways Logo
4:30 pm - 10:05 amSFO-TBU
20h 35m2 stops
Fiji Airways Logo
4:00 pm - 6:30 pmTBU-SFO
23h 30m2 stops
$1,229Fiji Airways
Find Deal
Wed, Jan 14 - Fri, Jan 23
Fiji Airways Logo
7:01 pm - 1:05 amSFO-TBU
33h 04m2 stops
Fiji Airways Logo
4:00 pm - 6:30 pmTBU-SFO
23h 30m2 stops
$1,240Fiji Airways
Find Deal
Mon, Feb 2 - Fri, Feb 6
Fiji Airways Logo
7:01 pm - 1:05 amSFO-TBU
33h 04m2 stops
Fiji Airways Logo
4:00 pm - 6:30 pmTBU-SFO
23h 30m2 stops
$1,261Fiji Airways
Find Deal
Sat, Jan 10 - Sat, Jan 17

Fiji Airways flights from San Francisco to Tonga

Our best Fiji Airways deals on San Francisco to Tonga flight tickets
Fiji Airways
Jan 14
SFO10:05 pmSan Francisco
20h 55m
1 stop
TBU4:00 pmNuku‘alofa Fua'Amotu Intl
Jan 23
TBU4:00 pmNuku‘alofa Fua'Amotu Intl
17h 25m
1 stop
SFO12:25 pmSan Francisco
$939
Find similar
Fiji Airways
Jan 14
SFO10:05 pmSan Francisco
15h 00m
1 stop
TBU10:05 amNuku‘alofa Fua'Amotu Intl
Jan 23
TBU4:00 pmNuku‘alofa Fua'Amotu Intl
23h 30m
2 stops
SFO6:30 pmSan Francisco
$1,041
Find similar
Fiji Airways
Feb 2
SFO7:01 pmSan Francisco
18h 34m
2 stops
TBU10:35 amNuku‘alofa Fua'Amotu Intl
Feb 6
TBU5:40 amNuku‘alofa Fua'Amotu Intl
27h 45m
1 stop
SFO12:25 pmSan Francisco
$1,129
Find similar

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 27
SFO7:50 pmSan Francisco
27h 30m
1 stop
TBU8:20 pmNuku‘alofa Fua'Amotu Intl
Feb 13
TBU11:20 amNuku‘alofa Fua'Amotu Intl
20h 45m
1 stop
SFO11:05 amSan Francisco
$1,422
Find similar
Air New Zealand
Jan 14
SFO4:20 pmSan Francisco
20h 50m
2 stops
TBU10:10 amNuku‘alofa Fua'Amotu Intl
Jan 23
TBU9:35 pmNuku‘alofa Fua'Amotu Intl
41h 12m
3 stops
SFO5:47 pmSan Francisco
$2,113
Find similar
Air New Zealand
Jan 4
SFO7:50 pmSan Francisco
27h 30m
1 stop
TBU8:20 pmNuku‘alofa Fua'Amotu Intl
Feb 10
TBU9:35 pmNuku‘alofa Fua'Amotu Intl
30h 30m
1 stop
SFO7:05 amSan Francisco
$2,149
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 November 26, 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 1/14

10:05 pm-4:00 pm

1 stop20h 55m

Nuku‘alofa Fua'Amotu Intl

Fri 1/23

4:00 pm-12:25 pm

1 stop17h 25m

$939

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 1/14

10:05 pm-10:05 am

1 stop15h 00m

Nuku‘alofa Fua'Amotu Intl

Fri 1/23

4:00 pm-6:30 pm

2 stops23h 30m

$1,041

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Mon 2/2

7:01 pm-10:35 am

2 stops18h 34m

Nuku‘alofa Fua'Amotu Intl

Fri 2/6

5:40 am-12:25 pm

1 stop27h 45m

$1,129

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 2/10

5:00 am-8:10 pm

2 stops36h 10m

$1,163

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sat 1/10

9:35 pm-1:05 am

1 stop30h 30m

Nuku‘alofa Fua'Amotu Intl

Sat 1/17

2:50 pm-11:07 pm

2 stops29h 17m

$1,191

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sat 1/10

9:35 pm-10:35 am

1 stop16h 00m

Nuku‘alofa Fua'Amotu Intl

Sat 1/17

4:00 pm-6:30 pm

2 stops23h 30m

$1,222

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 12/9

6:00 pm-3:00 pm

2 stops24h 00m

Nuku‘alofa Fua'Amotu Intl

Tue 12/16

11:20 am-8:29 pm

2 stops30h 09m

$1,227

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 1/14

4:30 pm-10:05 am

2 stops20h 35m

Nuku‘alofa Fua'Amotu Intl

Fri 1/23

4:00 pm-6:30 pm

2 stops23h 30m

$1,229

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Mon 2/2

7:01 pm-1:05 am

2 stops33h 04m

Nuku‘alofa Fua'Amotu Intl

Fri 2/6

4:00 pm-6:30 pm

2 stops23h 30m

$1,240

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sat 1/10

7:01 pm-1:05 am

2 stops33h 04m

Nuku‘alofa Fua'Amotu Intl

Sat 1/17

4:00 pm-6:30 pm

2 stops23h 30m

$1,261

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, 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 $1,010. 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 $1,378 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

20h 55m

Direct flights

None
The fastest flight from San Francisco to Tonga takes 20h 55m
There are no direct flights from San Francisco to Tonga. There are no popular flight routes from San Francisco to Tonga.
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  • 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 $611Free CancellationRating
8.1
209 reviews
Search Fiji Airways flights
Air New ZealandPriceFrom $1,363Free CancellationRating
8.0
537 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 $932