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San Jose

$563+ Cheap flights from Ireland to San Jose, CA (SJC)

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SJC
Jan 16 — Jan 231
Fri 1/16
Fri 1/23
1 adult, Economy
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Cheap flight deals from Ireland to San Jose

Cheapest flights from Ireland to San Jose
Explore the most affordable flight options available from Ireland to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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.
Fri 12/199:30 amDUB - SJC
2 stops21h 04mUnited Airlines
Sat 1/310:30 pmSJC - DUB
2 stops27h 50mUnited Airlines
Deal found 12/16$840
This oojo deal was found by Cheapflights users on 12/15. 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.
Thu 12/1811:30 amDUB - SJC
2 stops20h 29mIcelandair
Wed 4/1511:00 amSJC - DUB
2 stops18h 15mIcelandair
Deal found 12/15$1,741
This oojo deal was found by Cheapflights users on 12/15. 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 12/2111:30 amDUB - SJC
2 stops20h 29mIcelandair
Sun 1/1111:00 amSJC - DUB
2 stops15h 15mIcelandair
Deal found 12/15$1,766
This Air Canada deal was found by Cheapflights users on 12/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/199:00 amDUB - SJC
2 stops21h 34mMultiple Airlines
Sat 1/32:29 pmSJC - DUB
3 stops32h 41mMultiple Airlines
Deal found 12/16$2,327
This oojo deal was found by Cheapflights users on 12/16. 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.
Fri 12/2611:30 amDUB - SJC
2 stops20h 29mIcelandair
Fri 1/210:24 amSJC - DUB
2 stops15h 51mIcelandair
Deal found 12/16$4,020
This oojo deal was found by Cheapflights users on 12/16. 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 12/2711:30 amDUB - SJC
2 stops20h 29mIcelandair
Sat 1/39:35 amSJC - DUB
2 stops16h 40mIcelandair
Deal found 12/16$4,704

Find flight deals from Ireland to San Jose

Keep the following information in mind while searching for Ireland to San Jose flight deals. Data was last updated December 17, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$563
(American Airlines)
Provider with most accurate pricing for Dublin-San Jose flight deals.
Search Deals
Provider most trusted by Cheapflights users for Dublin-San Jose flights.
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From Ireland to San Jose
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to San Jose 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 December 17, 2025.
Use the filters below to find and compare flights from Ireland to San Jose that are best for you.

Fly from

Ireland

Fly to

San Jose

Route

Depart

Return

Price

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Wed 2/11

10:20 am-10:11 am

2 stops31h 51m

San Jose

Fri 2/20

4:22 pm-5:00 pm

2 stops16h 38m

$563

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Fri 1/30

10:45 am-10:49 pm

2 stops20h 04m

San Jose

Fri 2/6

4:25 pm-5:00 pm

2 stops16h 35m

$563

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Mon 1/12

1:00 pm-1:42 pm

2 stops32h 42m

San Jose

Sun 1/25

11:51 am-3:05 pm

2 stops19h 14m

$563

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Fri 3/6

8:50 am-10:26 pm

2 stops21h 36m

San Jose

Sun 3/8

6:00 am-4:50 pm

2 stops27h 50m

$566

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Fri 3/6

11:30 am-10:11 am

2 stops30h 41m

San Jose

Sun 3/8

11:02 am-4:50 pm

2 stops22h 48m

$567

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Sun 1/25

11:30 am-10:49 pm

2 stops19h 19m

San Jose

Sat 1/31

6:00 am-9:50 am

2 stops19h 50m

$568

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Thu 1/29

8:50 am-9:29 pm

2 stops20h 39m

San Jose

Thu 2/5

12:01 pm-8:40 am

1 stop12h 39m

$590

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Fri 1/30

6:05 pm-9:29 pm

2 stops35h 24m

San Jose

Fri 2/6

12:01 pm-8:40 am

1 stop12h 39m

$592

CorkSan Jose

ORK - SJC

ORKSJC

Cork

Sat 3/7

7:40 am-10:56 pm

2 stops23h 16m

San Jose

Wed 3/11

12:45 pm-9:00 pm

2 stops25h 15m

$882

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Sat 6/6

11:45 am-8:25 pm

1 stop16h 40m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 24 results
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Best time to book a flight from Ireland to San Jose

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

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

Currently, October is the cheapest month in which you can book a flight from Ireland to San Jose, California (average of $435). Flying from Ireland to San Jose, California in July is currently the most expensive (average of $695). 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 Ireland to San Jose. 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 into for flights to San Jose from Ireland?

    Located just 2.9 mi from the city center, San Jose (SJC) is the airport most travelers will use when flying to San Jose from Ireland.

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

    Airlines like American Airlines and British Airways fly from Ireland to San Jose, California in about 23h 16m. The time it takes to get you to your destination can typically vary by up to 8h 35m. The distance from Ireland to San Jose, California is about 5084 mi. This flight may include one or multiple stops.

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

    When deciding which route to take from Ireland to San Jose, California consider Dublin - San Jose, Donegal - San Jose or Milltown (Kerry) - San Jose as they are the most popular.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Ireland to San Jose, California (average of $435). Flying from Ireland to San Jose, California in July is currently the most expensive (average of $695). 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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