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$764+ Cheap flights from Santa Rosa (STS) to Estonia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
STS — TLL
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Santa Rosa to Estonia

One-way flights from Santa Rosa to Estonia
Search for one-way flight options from Santa Rosa to Estonia. Find affordable one-way fares based on user searches. Data last updated January 27, 2026.

This Finnair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:05 pm
STS
-
TLL
2 stops23h 45m
Finnair
Deal found 1/26$764

Find flight deals from Santa Rosa to Estonia

Keep the following information in mind while searching for Santa Rosa to Estonia flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

June

Cheapest in

November

Average price

$651
Provider with most accurate pricing for San Francisco-Tallinn flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Tallinn flights.
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($429 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Estonia 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, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Santa Rosa to Estonia that are best for you.

Fly from

Santa Rosa

Fly to

Estonia

Route

Depart

Return

Price

Santa RosaTallinn

STS - TLL

STSTLL

Santa Rosa Sonoma County

Fri 5/15

1:05 pm-10:50 pm

2 stops23h 45m

$764

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Best time to book a flight from Santa Rosa to Estonia

Have a flexible travel schedule? Discover the best time to fly to Estonia from Santa Rosa with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Estonia (average of $522). Flying from Santa Rosa to Estonia in June is currently the most expensive (average of $1,029). 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 Estonia. 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 Estonia?

    If you book a flight to Estonia from Santa Rosa, you will be flying from Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa to Estonia 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 Estonia?

    Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Estonia (average of $522). Flying from Santa Rosa to Estonia in June is currently the most expensive (average of $1,029). 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.

See more FAQs

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