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San Jose

$577+ Cheap flights from Ireland to San Jose (SJC)

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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SJC
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap 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 May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$712
(Delta)

One-way from

$577
(oojo)
Provider with most accurate pricing for Dublin-San Jose flight deals.
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Provider most trusted by Cheapflights users for Dublin-San Jose flights.
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From Ireland to San Jose
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One-way flight from Ireland to San Jose
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Find 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 May 1, 2025.

This oojo deal was found by Cheapflights users on 4/29. 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 5/97:05 pmDUB - SJC
2 stops32h 20mScandinavian Airlines
Sun 5/257:23 amSJC - DUB
2 stops44h 27mScandinavian Airlines
Deal found 4/29$655
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/281:05 pmSNN - SJC
2 stops31h 52mDelta
Wed 6/47:23 amSJC - SNN
2 stops19h 47mDelta
Deal found 4/30$712
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/1612:30 pmSNN - SJC
2 stops29h 32mUnited Airlines
Tue 5/203:30 pmSJC - SNN
2 stops56h 00mUnited Airlines
Deal found 4/30$715
This Ticket deal was found by Cheapflights users on 4/30. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1412:40 pmDUB - SJC
1 stop16h 45mIberia
Sat 6/2111:43 amSJC - DUB
1 stop14h 02mIberia
Deal found 4/30$743
This Flysmarter deal was found by Cheapflights users on 4/29. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/131:45 pmDUB - SJC
2 stops17h 01mBritish Airways
Fri 6/206:00 amSJC - DUB
1 stop19h 45mBritish Airways
Deal found 4/29$753
This Billigflug deal was found by Cheapflights users on 4/29. 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.
Sat 6/712:40 pmDUB - SJC
2 stops18h 06mMultiple Airlines
Sat 6/149:45 amSJC - DUB
2 stops16h 00mMultiple Airlines
Deal found 4/29$754
This TravelUp deal was found by Cheapflights users on 4/30. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1211:10 amDUB - SJC
2 stops17h 23mKLM
Thu 6/196:20 amSJC - DUB
1 stop17h 35mKLM
Deal found 4/30$758
This TravelUp deal was found by Cheapflights users on 4/29. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1112:40 pmDUB - SJC
1 stop16h 45mFinnair
Wed 6/186:00 amSJC - DUB
1 stop19h 45mFinnair
Deal found 4/29$761
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 6/2410:00 amDUB - SJC
2 stops33h 50mUnited Airlines
Sun 9/216:30 amSJC - DUB
2 stops20h 40mUnited Airlines
Deal found 4/29$763
This Flighttix deal was found by Cheapflights users on 4/29. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/139:50 amDUB - SJC
2 stops19h 00mAir Canada
Fri 6/202:30 pmSJC - DUB
2 stops57h 15mAir Canada
Deal found 4/29$764
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/115:55 amDUB - SJC
2 stops21h 20mDelta
Wed 6/181:32 pmSJC - DUB
2 stops17h 28mDelta
Deal found 4/29$777
This American Airlines deal was found by Cheapflights users on 4/30. 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 6/1312:40 pmDUB - SJC
1 stop16h 33mAmerican Airlines
Sat 6/2111:43 amSJC - DUB
1 stop14h 02mAmerican Airlines
Deal found 4/30$782

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 May 1, 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

ShannonSan Jose

SNN - SJC

SNNSJC

Shannon

Wed 5/28

1:05 pm-12:57 pm

2 stops31h 52m

San Jose

Wed 6/4

7:23 am-11:10 am

2 stops19h 47m

$712

ShannonSan Jose

SNN - SJC

SNNSJC

Shannon

Fri 5/16

12:30 pm-10:02 am

2 stops29h 32m

San Jose

Tue 5/20

3:30 pm-7:30 am

2 stops56h 00m

$715

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Sat 6/14

12:40 pm-9:25 pm

1 stop16h 45m

San Jose

Sat 6/21

11:43 am-9:45 am

1 stop14h 02m

$743

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Fri 6/13

1:45 pm-10:46 pm

2 stops17h 01m

San Jose

Fri 6/20

6:00 am-9:45 am

1 stop19h 45m

$753

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Sat 6/7

12:40 pm-10:46 pm

2 stops18h 06m

San Jose

Sat 6/14

9:45 am-9:45 am

2 stops16h 00m

$754

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Wed 6/11

7:05 pm-10:55 pm

2 stops35h 50m

San Jose

Wed 6/18

6:35 am-11:50 am

2 stops45h 15m

$756

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Thu 6/12

11:10 am-8:33 pm

2 stops17h 23m

San Jose

Thu 6/19

6:20 am-7:55 am

1 stop17h 35m

$758

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Wed 6/11

12:40 pm-9:25 pm

1 stop16h 45m

San Jose

Wed 6/18

6:00 am-9:45 am

1 stop19h 45m

$761

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Tue 6/24

10:00 am-11:50 am

2 stops33h 50m

San Jose

Sun 9/21

6:30 am-11:10 am

2 stops20h 40m

$763

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Fri 6/13

9:50 am-8:50 pm

2 stops19h 00m

San Jose

Fri 6/20

2:30 pm-7:45 am

2 stops57h 15m

$764

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 28 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?

Currently, September is the cheapest month in which you can book a flight from Ireland to San Jose (average of $255). Flying from Ireland to San Jose in June is currently the most expensive (average of $357). 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.

Rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Jose ranges from 0.0 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit San Jose when rainfall is around 0.0 in.

Temperature in San Jose by month

Plan your trip to San Jose by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. 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 San Jose. Reviews last updated May 1, 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from Ireland to San Jose. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Ireland to San Jose one-way?

    The cheapest airlines for a one-way flight from Ireland to San Jose are Icelandair ($577), Iberia ($628), and Finnair ($645).

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

    When deciding which route to take from Ireland to San Jose consider Dublin - San Jose, Shannon - San Jose or Cork - 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?

    Currently, September is the cheapest month in which you can book a flight from Ireland to San Jose (average of $255). Flying from Ireland to San Jose in June is currently the most expensive (average of $357). 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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