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Cheap flights from San Jose, California to Ireland from €348

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to Ireland departing on 11/9. 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
1 adult, Economy, 0 bags
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Find the cheapest flights from San Jose, California to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
07:15 - 07:45
SJC
-
DUB
16h 30m
1 stop
Delta Logo
05:45 - 16:16
DUB
-
SJC
18h 31m
2 stops
€665Delta
Sun, 29 Nov - Tue, 8 Dec
Delta Logo
07:15 - 07:45
SJC
-
DUB
16h 30m
1 stop
Delta Logo
09:40 - 18:52
DUB
-
SJC
17h 12m
1 stop
€668Delta
Sun, 29 Nov - Thu, 10 Dec
Delta Logo
05:45 - 07:55
SJC
-
DUB
18h 10m
2 stops
Delta Logo
05:45 - 16:16
DUB
-
SJC
18h 31m
2 stops
€669Delta
Mon, 30 Nov - Wed, 9 Dec
Delta Logo
13:15 - 07:55
SJC
-
DUB
34h 40m
1 stop
Delta Logo
05:45 - 16:16
DUB
-
SJC
18h 31m
2 stops
€670Delta
Sat, 28 Nov - Tue, 8 Dec
United Airlines Logo
06:20 - 07:30
SJC
-
SNN
17h 10m
1 stop
United Airlines Logo
09:30 - 22:50
SNN
-
SJC
21h 20m
1 stop
€739United Airlines
Tue, 1 Sep - Mon, 7 Sep
United Airlines Logo
06:20 - 10:15
SJC
-
SNN
19h 55m
2 stops
United Airlines Logo
09:30 - 22:50
SNN
-
SJC
21h 20m
1 stop
€743United Airlines
Tue, 1 Sep - Mon, 7 Sep
United Airlines Logo
06:20 - 07:30
SJC
-
SNN
17h 10m
1 stop
United Airlines Logo
12:30 - 22:50
SNN
-
SJC
18h 20m
2 stops
€786United Airlines
Fri, 21 Aug - Mon, 31 Aug
British Airways Logo
15:49 - 20:35
SJC
-
SNN
20h 46m
2 stops
British Airways Logo
07:30 - 21:56
SNN
-
SJC
22h 26m
2 stops
€875British Airways
Sun, 4 Oct - Thu, 8 Oct
British Airways Logo
14:36 - 20:35
SJC
-
SNN
21h 59m
2 stops
British Airways Logo
21:15 - 18:04
SNN
-
SJC
28h 49m
2 stops
€882British Airways
Sat, 12 Sep - Wed, 16 Sep
British Airways Logo
14:30 - 12:35
SJC
-
NOC
38h 05m
2 stops
British Airways Logo
13:05 - 18:27
NOC
-
SJC
37h 22m
2 stops
€1,052British Airways
Mon, 24 Aug - Wed, 9 Sep

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United Airlines flights from San Jose, California to Ireland

Our best United Airlines deals on San Jose, California to Ireland flight tickets
United Airlines
25 Aug
SJC06:20San Jose
19h 25m
1 stop
DUB09:45Dublin
1 Sept
DUB09:50Dublin
43h 07m
2 stops
SJC20:57San Jose
€733
United Airlines
1 Sept
SJC06:20San Jose
17h 10m
1 stop
SNN07:30Shannon
7 Sept
SNN09:30Shannon
21h 20m
1 stop
SJC22:50San Jose
€739
United Airlines
1 Sept
SJC06:20San Jose
19h 55m
2 stops
SNN10:15Shannon
7 Sept
SNN09:30Shannon
21h 20m
1 stop
SJC22:50San Jose
€743

British Airways flights from San Jose, California to Ireland

Our best British Airways deals on San Jose, California to Ireland flight tickets
British Airways
26 Oct
SJC14:36San Jose
19h 29m
2 stops
DUB17:05Dublin
5 Nov
DUB10:30Dublin
19h 46m
2 stops
SJC22:16San Jose
€756
British Airways
4 Oct
SJC15:49San Jose
20h 46m
2 stops
SNN20:35Shannon
8 Oct
SNN07:30Shannon
22h 26m
2 stops
SJC21:56San Jose
€874
British Airways
12 Sept
SJC14:36San Jose
21h 59m
2 stops
SNN20:35Shannon
16 Sept
SNN21:15Shannon
28h 49m
2 stops
SJC18:04San Jose
€882

momondo Fare Finder

 
Customise your flight search to find flights from San Jose, California 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, momondo users made 13,528 searches. Data last updated 15 June 2026.
Use the filters below to find and compare flights from San Jose, California to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sun 29/11

07:15-07:45

1 stop16h 30m

Dublin

Tue 8/12

05:45-16:16

2 stops18h 31m

€665
Fastest return journey

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sun 29/11

07:15-07:45

1 stop16h 30m

Dublin

Thu 10/12

09:40-18:52

1 stop17h 12m

€668

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Mon 30/11

05:45-07:55

2 stops18h 10m

Dublin

Wed 9/12

05:45-16:16

2 stops18h 31m

€669

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sat 28/11

13:15-07:55

1 stop34h 40m

Dublin

Tue 8/12

05:45-16:16

2 stops18h 31m

€670

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 1/9

06:20-07:30

1 stop17h 10m

Shannon

Mon 7/9

09:30-22:50

1 stop21h 20m

€739

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 1/9

06:20-10:15

2 stops19h 55m

Shannon

Mon 7/9

09:30-22:50

1 stop21h 20m

€743

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 21/8

06:20-07:30

1 stop17h 10m

Shannon

Mon 31/8

12:30-22:50

2 stops18h 20m

€786

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sun 4/10

15:49-20:35

2 stops20h 46m

Shannon

Thu 8/10

07:30-21:56

2 stops22h 26m

€874

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sat 12/9

14:36-20:35

2 stops21h 59m

Shannon

Wed 16/9

21:15-18:04

2 stops28h 49m

€882

San JoseKnock

SJC - NOC

SJCNOC

San Jose

Mon 24/8

14:30-12:35

2 stops38h 05m

Knock Intl

Wed 9/9

13:05-18:27

2 stops37h 22m

€1,052

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 Ireland from

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

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 month to fly to Ireland?

The month of February is another great option to travel to Ireland, with average flight prices from San Jose, California averaging around €0.

Cheap San Jose, California to Ireland flight deals and tips

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

Fastest flight time

15h 02m

Direct flights

None
The fastest flight from San Jose, California to Ireland takes 15h 02m
There are no direct flights from San Jose, California to Ireland. There are no popular flight routes from San Jose, California to Ireland.
Search flight deals

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

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

    Prices for flights from San Jose Airport to Ireland refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The necessary travel and health documents for your Ireland 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 San Jose to Ireland?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Jose to Ireland. momondo saves you time and could save you money on your trip.

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

All flight searches from San Jose to Ireland on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Ireland from San Jose. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Ireland from San Jose are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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