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$398+ Cheap flights from San Jose, CA (SJC) to Ireland

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — DUB
feb. 11 — feb. 181
mié. 2/11
mié. 2/18
1 adult, Economy
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Cheap flight deals from San Jose to Ireland

Keep the following information in mind while searching for San Jose to Ireland flight deals. Data was last updated enero 12, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$481
(Ovago)

One-way from

$398
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$796
Provider with most accurate pricing for San Jose-Dublin flight deals.
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Provider most trusted by Cheapflights users for San Jose-Dublin flights.
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From San Jose to Ireland
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One-way flight from San Jose to Ireland
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Highest demand for flights based on searches. 33% potential increase in price ($431 potential increase over avg. RT price).
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Cheapest flight prices on average. 13% potential price decrease ($99 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from San Jose to Ireland

Cheapest flights from San Jose to Ireland
Explore the most affordable flight options available from San Jose to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 12, 2026.

This Billigflug deal was found by Cheapflights users on 1/10. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/178:50 am
SJC
-
DUB
2 stops14h 20m
Multiple Airlines
mié. 2/259:10 am
DUB
-
SJC
2 stops19h 55m
Multiple Airlines
Deal found 1/10$480
This Ovago deal was found by Cheapflights users on 1/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/174:20 pm
SJC
-
SNN
2 stops16h 25m
British Airways
lun. 2/235:30 pm
SNN
-
SJC
2 stops36h 00m
British Airways
Deal found 1/10$481
This United Airlines deal was found by Cheapflights users on 1/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/258:50 am
SJC
-
DUB
2 stops15h 20m
United Airlines
mié. 3/49:00 am
DUB
-
SJC
2 stops45h 56m
United Airlines
Deal found 1/11$483
This Ovago deal was found by Cheapflights users on 1/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/1312:46 pm
SJC
-
DUB
2 stops21h 29m
British Airways
mar. 11/38:45 am
DUB
-
SJC
2 stops21h 31m
British Airways
Deal found 1/10$484
This oojo deal was found by Cheapflights users on 1/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/121:09 pm
SJC
-
SNN
2 stops19h 01m
British Airways
vie. 8/217:40 am
SNN
-
SJC
2 stops18h 50m
British Airways
Deal found 1/12$486
This oojo deal was found by Cheapflights users on 1/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/312:50 pm
SJC
-
DUB
2 stops20h 10m
British Airways
mar. 3/1010:55 am
DUB
-
SJC
2 stops18h 37m
British Airways
Deal found 1/10$489
This KLM deal was found by Cheapflights users on 1/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/136:30 am
SJC
-
DUB
1 stop17h 25m
KLM
mar. 11/35:55 am
DUB
-
SJC
2 stops18h 21m
KLM
Deal found 1/12$493
This oojo deal was found by Cheapflights users on 1/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/42:32 pm
SJC
-
DUB
2 stops17h 08m
British Airways
mié. 2/1110:00 am
DUB
-
SJC
2 stops32h 11m
British Airways
Deal found 1/12$494
This KLM deal was found by Cheapflights users on 1/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/246:20 am
SJC
-
DUB
1 stop17h 25m
KLM
mar. 3/38:50 am
DUB
-
SJC
2 stops20h 28m
KLM
Deal found 1/10$496
This United Airlines deal was found by Cheapflights users on 1/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/143:55 pm
SJC
-
DUB
2 stops32h 15m
United Airlines
mar. 2/249:30 am
DUB
-
SJC
2 stops19h 35m
United Airlines
Deal found 1/10$510
This oojo deal was found by Cheapflights users on 1/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/111:09 pm
SJC
-
ORK
2 stops18h 01m
British Airways
vie. 8/217:20 am
ORK
-
SJC
2 stops21h 46m
British Airways
Deal found 1/11$530
This Ovago deal was found by Cheapflights users on 1/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/236:00 am
SJC
-
SNN
2 stops21h 30m
British Airways
lun. 1/265:30 pm
SNN
-
SJC
2 stops35h 59m
British Airways
Deal found 1/10$531

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Ireland 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 enero 12, 2026.
Use the filters below to find and compare flights from San Jose to Ireland that are best for you.

Fly from

San Jose

Fly to

Ireland

Route

Depart

Return

Price

San JoseShannon

SJC - SNN

SJCSNN

San Jose

mar. 2/17

4:20 pm-4:45 pm

2 stops16h 25m

Shannon

lun. 2/23

5:30 pm-9:30 pm

2 stops36h 00m

$481

San JoseDublin

SJC - DUB

SJCDUB

San Jose

mié. 2/25

8:50 am-8:10 am

2 stops15h 20m

Dublin

mié. 3/4

9:00 am-10:56 pm

2 stops45h 56m

$483

San JoseDublin

SJC - DUB

SJCDUB

San Jose

lun. 1/19

6:00 am-11:15 am

2 stops21h 15m

Dublin

mar. 2/3

7:35 am-9:29 pm

2 stops21h 54m

$489

San JoseDublin

SJC - DUB

SJCDUB

San Jose

mié. 2/11

2:32 pm-3:40 pm

2 stops17h 08m

Dublin

lun. 2/23

8:40 pm-9:30 pm

2 stops32h 50m

$489

San JoseDublin

SJC - DUB

SJCDUB

San Jose

mar. 2/17

1:57 pm-3:45 pm

2 stops17h 48m

Dublin

mié. 2/25

9:45 am-9:18 pm

1 stop19h 33m

$495

San JoseDublin

SJC - DUB

SJCDUB

San Jose

mar. 2/24

6:20 am-7:45 am

1 stop17h 25m

Dublin

mar. 3/3

8:50 am-9:18 pm

2 stops20h 28m

$496

San JoseDublin

SJC - DUB

SJCDUB

San Jose

sáb. 2/14

3:55 pm-8:10 am

2 stops32h 15m

Dublin

mar. 2/24

9:30 am-9:05 pm

2 stops19h 35m

$510

San JoseShannon

SJC - SNN

SJCSNN

San Jose

vie. 1/23

6:00 am-11:30 am

2 stops21h 30m

Shannon

lun. 1/26

5:30 pm-9:29 pm

2 stops35h 59m

$531

San JoseShannon

SJC - SNN

SJCSNN

San Jose

jue. 2/26

6:00 am-4:45 pm

2 stops26h 45m

Shannon

jue. 3/5

7:50 am-10:31 pm

2 stops22h 41m

$536

San JoseDublin

SJC - DUB

SJCDUB

San Jose

dom. 2/1

6:00 am-10:15 am

2 stops20h 15m

Dublin

sáb. 2/14

8:40 pm-10:31 pm

2 stops33h 51m

$539

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Showing 1-10 of 42 results
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Best time to book a flight from San Jose to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from San Jose 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 San Jose to Ireland

What is the cheapest month to book a flight from San Jose, California to Ireland?

Currently, August is the cheapest month in which you can book a flight from San Jose, California to Ireland (average of $455). Flying from San Jose, California to Ireland 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.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated enero 12, 2026.
See what other customers who have flown with American Airlines from San Jose to Ireland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,111 reviews

Crew

8.0

Overall

7.2

Comfort

7.2

Boarding

7.5

Entertainment

6.9

Food

6.4

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.
American Airlines
7.2
Good
11,111 reviews
American Airlines
7.2
Good
11,111 reviews

Crew

8.0

Overall

7.2

Comfort

7.2

Boarding

7.5

Entertainment

6.9

Food

6.4

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Ireland. 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 San Jose to Ireland?

    San Jose (SJC), located 2.9 mi from the city center, is the airport you fly out of when you book flights from San Jose to Ireland.

  • How long is the flight from San Jose, California to Ireland?

    Departing from San Jose, California to Ireland will take you 15h 20m. There are 5083 mi between San Jose, California and Ireland. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from San Jose, California to Ireland?

    While some choose either San Jose - Cork or San Jose - Shannon, San Jose - Dublin is the most popular route from San Jose, California to Ireland.

  • Can I find deals for flights from San Jose to Ireland that include hotel bookings?

    Yes. In addition to deals on San Jose to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Jose to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Ireland.

  • Can I find deals for business class flights from San Jose to Ireland?

    Yes. Cheapflights offers flight deals from San Jose to Ireland 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 San Jose, California to Ireland?

    Currently, August is the cheapest month in which you can book a flight from San Jose, California to Ireland (average of $455). Flying from San Jose, California to Ireland 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

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Alternative routes for San Jose to Ireland

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Top airline flying from San Jose to Ireland

Discover the top airline that operate flights from San Jose to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$652Average$1,098FlexibilityNo cancel feeOn-time71%

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