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Tongatapu

Cheap flights from Santa Rosa (STS) to Tongatapu

STS — TBU
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
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Cheap flight deals from Santa Rosa to Tongatapu

Keep the following information in mind while searching for Santa Rosa to Tongatapu flight deals. Data was last updated octubre 28, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Popular in

December

Cheapest in

May

Average price

$1,231
Provider with most accurate pricing for San Francisco-Nuku‘alofa Fua'Amotu Intl flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Nuku‘alofa Fua'Amotu Intl flights.
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Highest demand for flights based on searches. 18% potential increase in price ($307 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Insights

Everything you need to know about your flight from Santa Rosa to Tongatapu

What is the cheapest month to book a flight from Santa Rosa to Tongatapu?

Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Tongatapu (average of $467). Flying from Santa Rosa to Tongatapu in November is currently the most expensive (average of $1,786). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Tongatapu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santa Rosa to Tongatapu?

    Santa Rosa Sonoma County (STS) is the airport you will fly out of if you book a flight from Santa Rosa to Tongatapu. It is only a 7.2 mi journey to Sonoma County (STS) from Santa Rosa’s city center.

  • Can I find deals for flights from Santa Rosa to Tongatapu that include hotel bookings?

    Yes. In addition to deals on Santa Rosa to Tongatapu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Rosa to Tongatapu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Tongatapu.

  • Can I find deals for business class flights from Santa Rosa to Tongatapu?

    Yes. Cheapflights offers flight deals from Santa Rosa to Tongatapu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Rosa to Tongatapu?

    Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Tongatapu (average of $467). Flying from Santa Rosa to Tongatapu in November is currently the most expensive (average of $1,786). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Santa Rosa to Tongatapu

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