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Ireland

$316+ 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — DUB
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$473
(oojo)

One-way from

$316
(Cheapflightsfares)

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
Search Deals
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 January 15, 2026.

This oojo deal was found by Cheapflights users on 1/13. 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.
Tue 3/242:26 pm
SJC
-
SNN
2 stops19h 19m
British Airways
Mon 3/309:15 pm
SNN
-
SJC
2 stops32h 06m
British Airways
Deal found 1/13$473
This oojo deal was found by Cheapflights users on 1/13. 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.
Mon 1/2611:51 am
SJC
-
DUB
2 stops17h 44m
British Airways
Tue 2/37:35 am
DUB
-
SJC
2 stops21h 54m
British Airways
Deal found 1/13$476
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:49 am
SJC
-
SNN
2 stops22h 21m
British Airways
Fri 8/217:40 am
SNN
-
SJC
2 stops21h 26m
British Airways
Deal found 1/12$480
This oojo deal was found by Cheapflights users on 1/13. 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.
Sun 4/1212:47 pm
SJC
-
DUB
2 stops21h 28m
British Airways
Tue 4/219:40 am
DUB
-
SJC
2 stops20h 20m
British Airways
Deal found 1/13$480
This Ovago deal was found by Cheapflights users on 1/13. 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.
Tue 10/1312:46 pm
SJC
-
DUB
2 stops21h 29m
British Airways
Tue 11/38:45 am
DUB
-
SJC
2 stops20h 04m
British Airways
Deal found 1/13$483
This Ovago deal was found by Cheapflights users on 1/13. 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.
Wed 3/42:07 pm
SJC
-
DUB
2 stops17h 33m
British Airways
Thu 3/127:35 am
DUB
-
SJC
2 stops21h 57m
British Airways
Deal found 1/13$486
This KAYAK deal was found by Cheapflights users on 1/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
SJC
-
DUB
2 stops19h 00m
British Airways
Wed 9/212:30 pm
DUB
-
SJC
2 stops17h 55m
British Airways
Deal found 1/13$487
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.
Wed 2/112:32 pm
SJC
-
DUB
2 stops18h 03m
British Airways
Tue 2/178:40 pm
DUB
-
SJC
2 stops32h 50m
British Airways
Deal found 1/12$489
This oojo deal was found by Cheapflights users on 1/14. 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.
Sun 4/2612:47 pm
SJC
-
ORK
2 stops23h 03m
British Airways
Mon 5/48:30 pm
ORK
-
SJC
2 stops30h 06m
British Airways
Deal found 1/14$492
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.
Tue 10/136:30 am
SJC
-
DUB
1 stop17h 25m
KLM
Tue 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.
Wed 2/42:32 pm
SJC
-
DUB
2 stops17h 08m
British Airways
Wed 2/1110:00 am
DUB
-
SJC
2 stops32h 11m
British Airways
Deal found 1/12$494
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.
Sat 1/3111:51 am
SJC
-
DUB
2 stops38h 24m
British Airways
Mon 2/163:30 pm
DUB
-
SJC
2 stops38h 00m
British Airways
Deal found 1/12$499

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 January 15, 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

Tue 3/24

2:26 pm-4:45 pm

2 stops19h 19m

Shannon

Mon 3/30

9:15 pm-9:21 pm

2 stops32h 06m

$473

San JoseCork

SJC - ORK

SJCORK

San Jose

Mon 4/27

12:47 pm-7:50 pm

2 stops23h 03m

Cork

Tue 5/5

8:30 pm-6:38 pm

2 stops30h 08m

$492

San JoseCork

SJC - ORK

SJCORK

San Jose

Sun 4/26

12:47 pm-7:50 pm

2 stops23h 03m

Cork

Mon 5/4

8:30 pm-6:36 pm

2 stops30h 06m

$492

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sat 1/31

11:51 am-10:15 am

2 stops38h 24m

Dublin

Mon 2/16

3:30 pm-9:30 pm

2 stops38h 00m

$499

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 2/17

8:50 am-8:10 am

2 stops15h 20m

Dublin

Wed 2/25

10:40 am-9:05 pm

2 stops18h 25m

$510

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sun 4/12

6:30 am-7:20 am

2 stops16h 50m

Dublin

Tue 4/21

9:50 am-10:36 pm

2 stops20h 46m

$511

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sat 2/14

3:55 pm-8:10 am

2 stops32h 15m

Dublin

Tue 2/24

10:40 am-9:05 pm

2 stops18h 25m

$521

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Mon 4/27

6:00 am-9:00 am

2 stops19h 00m

Dublin

Mon 5/4

1:30 pm-10:18 am

2 stops28h 48m

$530

San JoseCork

SJC - ORK

SJCORK

San Jose

Tue 5/12

4:18 pm-7:50 pm

2 stops19h 32m

Cork

Tue 9/15

7:20 am-8:30 pm

2 stops21h 10m

$535

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Fri 4/24

6:30 am-7:20 am

2 stops16h 50m

Dublin

Tue 4/28

9:50 am-10:36 pm

2 stops44h 46m

$537

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 50 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 January 15, 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
11,129 reviews

Boarding

7.5

Crew

8.0

Comfort

7.2

Overall

7.2

Food

6.4

Entertainment

6.9

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
11,129 reviews
American Airlines
7.2
Good
11,129 reviews

Boarding

7.5

Crew

8.0

Comfort

7.2

Overall

7.2

Food

6.4

Entertainment

6.9

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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$652Average$1,098FlexibilityNo cancel feeOn-time71%

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