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Cheap flights from San Francisco to Tonga from $544

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 2/25. 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
10:05 pm - 3:00 pm
SFO
-
TBU
19h 55m1 stop
Fiji Airways Logo
5:40 am - 12:25 pm
TBU
-
SFO
27h 45m1 stop
$1,099Fiji Airways
Wed, Jan 21 - Wed, Jan 28
Multiple Airlines Logo
4:03 pm - 3:00 pm
SFO
-
TBU
25h 57m2 stops
Multiple Airlines Logo
11:00 am - 12:25 pm
TBU
-
SFO
22h 25m1 stop
$1,102Multiple Airlines
Wed, Jan 21 - Wed, Jan 28
Multiple Airlines Logo
4:03 pm - 3:00 pm
SFO
-
TBU
25h 57m2 stops
Multiple Airlines Logo
5:40 am - 8:10 pm
TBU
-
SFO
35h 30m2 stops
$1,129Multiple Airlines
Wed, Jan 21 - Wed, Jan 28
Fiji Airways Logo
10:35 pm - 1:05 am
SFO
-
TBU
30h 30m1 stop
Fiji Airways Logo
11:20 am - 5:08 pm
TBU
-
SFO
25h 48m2 stops
$1,205Fiji Airways
Sun, Apr 19 - Thu, Apr 23
Fiji Airways Logo
6:00 pm - 1:05 am
SFO
-
TBU
35h 05m2 stops
Fiji Airways Logo
5:00 am - 5:08 pm
TBU
-
SFO
32h 08m2 stops
$1,235Fiji Airways
Sun, Apr 19 - Thu, Apr 23
Fiji Airways Logo
6:00 pm - 1:05 am
SFO
-
TBU
35h 05m2 stops
Fiji Airways Logo
11:20 am - 8:12 pm
TBU
-
SFO
52h 52m3 stops
$1,652Fiji Airways
Sun, Apr 19 - Thu, Apr 23
Fiji Airways Logo
6:00 pm - 10:35 am
SFO
-
TBU
20h 35m2 stops
Fiji Airways Logo
11:20 am - 8:12 pm
TBU
-
SFO
52h 52m3 stops
$1,702Fiji Airways
Sun, Apr 19 - Thu, Apr 23

Fiji Airways flights from San Francisco to Tonga

Our best Fiji Airways deals on San Francisco to Tonga flight tickets
Fiji Airways
Jan 21
SFO10:05 pmSan Francisco
19h 55m
1 stop
TBU3:00 pmNuku‘alofa Fua'Amotu Intl
Jan 28
TBU5:40 amNuku‘alofa Fua'Amotu Intl
27h 45m
1 stop
SFO12:25 pmSan Francisco
$1,099
Find similar
Fiji Airways
Apr 19
SFO10:35 pmSan Francisco
30h 30m
1 stop
TBU1:05 amNuku‘alofa Fua'Amotu Intl
Apr 23
TBU11:20 amNuku‘alofa Fua'Amotu Intl
25h 48m
2 stops
SFO5:08 pmSan Francisco
$1,205
Find similar
Fiji Airways
Apr 19
SFO6:00 pmSan Francisco
35h 05m
2 stops
TBU1:05 amNuku‘alofa Fua'Amotu Intl
Apr 23
TBU5:00 amNuku‘alofa Fua'Amotu Intl
32h 08m
2 stops
SFO5:08 pmSan Francisco
$1,235
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 27, 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 1/21

10:05 pm-3:00 pm

1 stop19h 55m

Nuku‘alofa Fua'Amotu Intl

Wed 1/28

5:40 am-12:25 pm

1 stop27h 45m

$1,099

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 1/21

4:03 pm-3:00 pm

2 stops25h 57m

Nuku‘alofa Fua'Amotu Intl

Wed 1/28

11:00 am-12:25 pm

1 stop22h 25m

$1,102

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 1/21

4:03 pm-3:00 pm

2 stops25h 57m

Nuku‘alofa Fua'Amotu Intl

Wed 1/28

5:40 am-8:10 pm

2 stops35h 30m

$1,129

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 4/19

10:35 pm-1:05 am

1 stop30h 30m

Nuku‘alofa Fua'Amotu Intl

Thu 4/23

11:20 am-5:08 pm

2 stops25h 48m

$1,205

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 4/19

6:00 pm-1:05 am

2 stops35h 05m

Nuku‘alofa Fua'Amotu Intl

Thu 4/23

5:00 am-5:08 pm

2 stops32h 08m

$1,235

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 4/19

6:00 pm-1:05 am

2 stops35h 05m

Nuku‘alofa Fua'Amotu Intl

Thu 4/23

11:20 am-8:12 pm

3 stops52h 52m

$1,652

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Sun 4/19

6:00 pm-10:35 am

2 stops20h 35m

Nuku‘alofa Fua'Amotu Intl

Thu 4/23

11:20 am-8:12 pm

3 stops52h 52m

$1,702

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 2/25

10:05 pm-3:00 pm

1 stop19h 55m

$544

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Wed 2/25

6:34 pm-3:00 pm

2 stops23h 26m

$545

San FranciscoNuku‘alofa

SFO - TBU

SFOTBU

San Francisco

Tue 2/24

6:34 pm-1:50 am

2 stops34h 16m

$548

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 $1,013. 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

14h 55m

Direct flights

None
The fastest flight from San Francisco to Tonga takes 14h 55m
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
560 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 $936