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$584+ Cheap flights from Santa Rosa (STS) to Dublin (DUB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
STS — DUB
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Santa Rosa to Dublin

Cheapest flights from Santa Rosa to Dublin
Explore the most affordable flight options available from Santa Rosa to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:03 pm
STS
-
DUB
2 stops17h 27m
Multiple Airlines
Wed 3/1110:20 am
DUB
-
STS
2 stops18h 32m
Multiple Airlines
Deal found 1/20$584
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/201:03 pm
STS
-
DUB
2 stops17h 27m
Multiple Airlines
Fri 2/2711:30 am
DUB
-
STS
2 stops20h 21m
Multiple Airlines
Deal found 1/21$617
This Trip.com deal was found by Cheapflights users on 1/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:00 am
STS
-
DUB
2 stops26h 45m
Multiple Airlines
Fri 3/138:50 am
DUB
-
STS
2 stops22h 07m
Multiple Airlines
Deal found 1/20$718
This Finnair deal was found by Cheapflights users on 1/21. 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.
Mon 4/2012:10 pm
STS
-
DUB
2 stops22h 30m
Multiple Airlines
Tue 4/289:40 am
DUB
-
STS
2 stops21h 17m
Multiple Airlines
Deal found 1/21$776
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/201:07 pm
STS
-
DUB
2 stops31h 23m
American Airlines
Fri 8/1411:35 am
DUB
-
STS
2 stops33h 00m
American Airlines
Deal found 1/21$943
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1710:57 am
STS
-
DUB
2 stops24h 33m
American Airlines
Wed 8/122:50 pm
DUB
-
STS
2 stops29h 45m
American Airlines
Deal found 1/21$964

Find flight deals from Santa Rosa to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$584
(American Airlines)

One-way from

$414
(Iberia)

Popular in

June

Cheapest in

February

Average price

$682
Provider with most accurate pricing for Santa Rosa Sonoma County-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santa Rosa Sonoma County-Dublin flights.
Search Deals
From Santa Rosa Sonoma County to Dublin
Search Deals
One-way flight from Santa Rosa Sonoma County to Dublin
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 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 Dublin 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 21, 2026.
Use the filters below to find and compare flights from Santa Rosa to Dublin that are best for you.

Fly from

Santa Rosa

Fly to

Dublin

Route

Depart

Return

Price

Santa RosaDublin

STS - DUB

STSDUB

Santa Rosa Sonoma County

Wed 3/4

1:03 pm-2:30 pm

2 stops17h 27m

Dublin

Wed 3/11

10:20 am-9:52 pm

2 stops18h 32m

$584

Santa RosaDublin

STS - DUB

STSDUB

Santa Rosa Sonoma County

Fri 2/20

1:03 pm-2:30 pm

2 stops17h 27m

Dublin

Fri 2/27

11:30 am-11:51 pm

2 stops20h 21m

$617

Santa RosaDublin

STS - DUB

STSDUB

Santa Rosa Sonoma County

Fri 3/6

7:00 am-5:45 pm

2 stops26h 45m

Dublin

Fri 3/13

8:50 am-11:57 pm

2 stops22h 07m

$718

Santa RosaDublin

STS - DUB

STSDUB

Santa Rosa Sonoma County

Mon 4/20

12:10 pm-6:40 pm

2 stops22h 30m

Dublin

Tue 4/28

9:40 am-10:57 pm

2 stops21h 17m

$776

Santa RosaDublin

STS - DUB

STSDUB

Santa Rosa Sonoma County

Wed 6/17

10:57 am-7:30 pm

2 stops24h 33m

Dublin

Fri 8/14

11:35 am-11:36 am

2 stops32h 01m

$964

Santa RosaDublin

STS - DUB

STSDUB

Santa Rosa Sonoma County

Wed 6/17

10:57 am-7:30 pm

2 stops24h 33m

Dublin

Wed 8/12

2:50 pm-12:35 pm

2 stops29h 45m

$964

Santa RosaDublin

STS - DUB

STSDUB

Santa Rosa Sonoma County

Sun 6/21

1:05 pm-5:10 am

2 stops32h 05m

Dublin

Fri 8/14

7:45 pm-12:35 pm

2 stops24h 50m

$973

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

  • Most accurate provider: When it comes to deals on Santa Rosa-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Rosa-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Rosa-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Rosa-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Rosa-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santa Rosa to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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 Dublin

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

Currently, August is the cheapest month in which you can book a flight from Santa Rosa to Dublin (average of $455). Flying from Santa Rosa to Dublin in June is currently the most expensive (average of $716). 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 Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Santa Rosa to Dublin (average of $455). Flying from Santa Rosa to Dublin in June is currently the most expensive (average of $716). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Maynooth
Castleknock
Leixlip

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