Cheap flights from Ireland to San Jose from €333

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to San Jose departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Ireland to San Jose

Recent return flight deals from Ireland to San Jose

Enter your travel dates to find the best prices.
American Airlines Logo
09:30 - 21:56
DUB
-
SJC
20h 26m
2 stops
American Airlines Logo
06:10 - 09:45
SJC
-
DUB
19h 35m
2 stops
€549American Airlines
Fri, 8 May - Mon, 11 May
American Airlines Logo
09:30 - 21:56
DUB
-
SJC
20h 26m
2 stops
American Airlines Logo
06:00 - 09:45
SJC
-
DUB
19h 45m
1 stop
€550American Airlines
Fri, 8 May - Mon, 11 May
American Airlines Logo
09:30 - 21:59
DUB
-
SJC
20h 29m
1 stop
American Airlines Logo
10:57 - 09:45
SJC
-
DUB
14h 48m
1 stop
€551American Airlines
Wed, 29 Apr - Sun, 3 May
Iberia Logo
12:40 - 21:56
DUB
-
SJC
17h 16m
1 stop
Iberia Logo
06:00 - 09:45
SJC
-
DUB
19h 45m
1 stop
€579Iberia
Fri, 8 May - Mon, 11 May
Iberia Logo
09:30 - 21:56
DUB
-
SJC
20h 26m
1 stop
Iberia Logo
14:02 - 09:45
SJC
-
DUB
35h 43m
1 stop
€581Iberia
Thu, 7 May - Tue, 12 May
British Airways Logo
12:30 - 10:10
DUB
-
SJC
29h 40m
2 stops
British Airways Logo
06:00 - 09:00
SJC
-
DUB
19h 00m
2 stops
€662British Airways
Thu, 30 Apr - Wed, 13 May
British Airways Logo
21:15 - 18:38
SNN
-
SJC
29h 23m
2 stops
British Airways Logo
12:46 - 16:10
SJC
-
SNN
19h 24m
2 stops
€670British Airways
Wed, 6 May - Sun, 10 May
Delta Logo
11:10 - 22:34
DUB
-
SJC
19h 24m
2 stops
Delta Logo
06:15 - 07:55
SJC
-
DUB
17h 40m
1 stop
€737Delta
Mon, 1 Jun - Mon, 8 Jun
United Airlines Logo
09:30 - 21:09
SNN
-
SJC
19h 39m
2 stops
United Airlines Logo
18:37 - 07:30
SJC
-
SNN
28h 53m
2 stops
€1,175United Airlines
Sun, 31 May - Sun, 7 Jun
United Airlines Logo
09:30 - 22:30
SNN
-
SJC
21h 00m
1 stop
United Airlines Logo
08:45 - 10:15
SJC
-
SNN
17h 30m
2 stops
€1,290United Airlines
Sun, 31 May - Sun, 7 Jun

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United Airlines flights from Ireland to San Jose, California

Our best United Airlines deals on Ireland to San Jose, California flight tickets
United Airlines
15 Jul
DUB11:35Dublin
19h 05m
1 stop
SJC22:40San Jose
15 Aug
SJC08:45San Jose
17h 00m
2 stops
DUB09:45Dublin
€946
United Airlines
31 May
SNN09:30Shannon
19h 39m
2 stops
SJC21:09San Jose
7 Jun
SJC18:37San Jose
28h 53m
2 stops
SNN07:30Shannon
€1,175
United Airlines
31 May
DUB09:30Dublin
21h 00m
2 stops
SJC22:30San Jose
7 Jun
SJC18:37San Jose
28h 43m
2 stops
DUB07:20Dublin
€1,178

Iberia flights from Ireland to San Jose, California

Our best Iberia deals on Ireland to San Jose, California flight tickets
Iberia
8 May
DUB12:40Dublin
17h 16m
1 stop
SJC21:56San Jose
11 May
SJC06:00San Jose
19h 45m
1 stop
DUB09:45Dublin
€579
Iberia
7 May
DUB09:30Dublin
20h 26m
1 stop
SJC21:56San Jose
12 May
SJC14:02San Jose
35h 43m
1 stop
DUB09:45Dublin
€581
Iberia
15 Jul
DUB12:40Dublin
18h 20m
1 stop
SJC23:00San Jose
15 Aug
SJC12:02San Jose
13h 43m
1 stop
DUB09:45Dublin
€951

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to San Jose, California 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, momondo users made 13,528 searches. Data last updated 20 April 2026.
Use the filters below to find and compare flights from Ireland to San Jose, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Fri 8/5

09:30-21:56

2 stops20h 26m

San Jose

Mon 11/5

06:10-09:45

2 stops19h 35m

€549

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Fri 8/5

09:30-21:56

2 stops20h 26m

San Jose

Mon 11/5

06:00-09:45

1 stop19h 45m

€550
Fastest return journey

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Wed 29/4

09:30-21:59

1 stop20h 29m

San Jose

Sun 3/5

10:57-09:45

1 stop14h 48m

€551

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Fri 8/5

12:40-21:56

1 stop17h 16m

San Jose

Mon 11/5

06:00-09:45

1 stop19h 45m

€579

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Thu 7/5

09:30-21:56

1 stop20h 26m

San Jose

Tue 12/5

14:02-09:45

1 stop35h 43m

€581

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Thu 30/4

12:30-10:10

2 stops29h 40m

San Jose

Wed 13/5

06:00-09:00

2 stops19h 00m

€662

ShannonSan Jose

SNN - SJC

SNNSJC

Shannon

Wed 6/5

21:15-18:38

2 stops29h 23m

San Jose

Sun 10/5

12:46-16:10

2 stops19h 24m

€670

DublinSan Jose

DUB - SJC

DUBSJC

Dublin

Mon 1/6

11:10-22:34

2 stops19h 24m

San Jose

Mon 8/6

06:15-07:55

1 stop17h 40m

€737

ShannonSan Jose

SNN - SJC

SNNSJC

Shannon

Sun 31/5

09:30-21:09

2 stops19h 39m

San Jose

Sun 7/6

18:37-07:30

2 stops28h 53m

€1,175

ShannonSan Jose

SNN - SJC

SNNSJC

Shannon

Sun 31/5

09:30-22:30

1 stop21h 00m

San Jose

Sun 7/6

08:45-10:15

2 stops17h 30m

€1,290

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Jose from

How to get the cheapest flight ticket from Ireland to San Jose, California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ireland to San Jose?

Icelandair and British Airways are the most popular carriers operating from Ireland to San Jose

Which airlines fly to San Jose, California?

Aer Lingus, United Airlines and American Airlines are the top three most popular airlines that fly to San Jose, California from Ireland according to our data. Aer Lingus is the first choice among our users, with 79% of people opting to fly with this airline when travelling to San Jose, California. Keep in mind that there are 8 different airlines that fly to San Jose, California on a routine basis, so you have a few additional options to choose from.

Cheap Ireland to San Jose, California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to San Jose, California

Fastest flight time

17h 16m

Direct flights

None
The fastest flight from Ireland to San Jose, California takes 17h 16m
There are no direct flights from Ireland to San Jose, California. There are no popular flight routes from Ireland to San Jose, California.

Frequently asked questions about flying from Ireland to San Jose, California

  • When did momondo last update prices for flights from Ireland to San Jose Airport?

    Prices for flights from Ireland to San Jose Airport were last updated today.

  • How old do you have to be to fly from Ireland to San Jose Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to San Jose Airport.

  • What documentation or ID do you need to fly to San Jose Airport?

    The necessary travel and health documents for your San Jose Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to San Jose?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ireland to San Jose for you.

Can I find flights from Ireland to San Jose with flexible booking policies on momondo?

Flights from Ireland to San Jose with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ireland to San Jose?

Once you have performed a search for Ireland to San Jose flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ireland to San Jose right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Jose, momondo offers a useful price alert feature which will track prices for flights to San Jose from Ireland and alert you when they change.

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1 adult
Wed 20/5
Wed 27/5

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