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Cheap flights from San Jose, California to Ireland from $324

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 8/9. 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

Find the cheapest flights from San Jose, California to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:10 am - 7:55 am
SJC
-
DUB
17h 45m
1 stop
Delta Logo
5:55 am - 4:18 pm
DUB
-
SJC
18h 23m
2 stops
$707Delta
Thu, Sep 3 - Tue, Sep 8
Delta Logo
6:10 am - 7:55 am
SJC
-
DUB
17h 45m
1 stop
Delta Logo
11:00 am - 9:22 pm
DUB
-
SJC
18h 22m
1 stop
$711Delta
Thu, Sep 3 - Tue, Sep 8
KLM Logo
6:30 am - 7:55 am
SJC
-
DUB
17h 25m
1 stop
KLM Logo
11:10 am - 10:11 pm
DUB
-
SJC
19h 01m
2 stops
$728KLM
Tue, Oct 6 - Tue, Oct 20
Multiple Airlines Logo
6:40 am - 8:45 am
SJC
-
DUB
18h 05m
1 stop
Multiple Airlines Logo
11:00 am - 10:58 pm
DUB
-
SJC
19h 58m
1 stop
$730Multiple Airlines
Sun, Aug 9 - Sun, Aug 16
KLM Logo
6:30 am - 7:55 am
SJC
-
DUB
17h 25m
1 stop
KLM Logo
11:00 am - 6:52 pm
DUB
-
SJC
15h 52m
1 stop
$731KLM
Tue, Oct 6 - Tue, Oct 20
United Airlines Logo
6:20 am - 7:30 am
SJC
-
SNN
17h 10m
1 stop
United Airlines Logo
9:30 am - 10:50 pm
SNN
-
SJC
21h 20m
1 stop
$804United Airlines
Mon, Aug 17 - Fri, Aug 28
United Airlines Logo
6:20 am - 7:30 am
SJC
-
SNN
17h 10m
1 stop
United Airlines Logo
9:30 am - 10:50 pm
SNN
-
SJC
21h 20m
1 stop
$805United Airlines
Mon, Aug 17 - Fri, Aug 28
Multiple Airlines Logo
9:45 am - 11:10 am
SJC
-
SNN
41h 25m
2 stops
Multiple Airlines Logo
1:05 pm - 10:48 pm
SNN
-
SJC
41h 43m
2 stops
$907Multiple Airlines
Tue, Jul 21 - Thu, Jul 30
British Airways Logo
11:09 am - 3:25 pm
SJC
-
ORK
20h 16m
2 stops
British Airways Logo
4:05 pm - 8:45 pm
ORK
-
SJC
36h 40m
2 stops
$1,146British Airways
Wed, Dec 2 - Sun, Dec 6
British Airways Logo
6:00 am - 12:35 pm
SJC
-
NOC
22h 35m
2 stops
British Airways Logo
1:05 pm - 9:56 pm
NOC
-
SJC
40h 51m
2 stops
$1,362British Airways
Mon, Sep 14 - Wed, Oct 14

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Delta flights from San Jose, California to Ireland

Our best Delta deals on San Jose, California to Ireland flight tickets
Delta
Sep 3
SJC6:10 amSan Jose
17h 45m
1 stop
DUB7:55 amDublin
Sep 8
DUB5:55 amDublin
18h 23m
2 stops
SJC4:18 pmSan Jose
$707
Delta
Sep 3
SJC6:10 amSan Jose
17h 45m
1 stop
DUB7:55 amDublin
Sep 8
DUB11:00 amDublin
18h 22m
1 stop
SJC9:22 pmSan Jose
$711
Delta
Sep 3
SJC7:00 amSan Jose
16h 55m
2 stops
DUB7:55 amDublin
Sep 6
DUB5:55 amDublin
19h 07m
2 stops
SJC5:02 pmSan Jose
$712

KLM flights from San Jose, California to Ireland

Our best KLM deals on San Jose, California to Ireland flight tickets
KLM
Oct 6
SJC6:30 amSan Jose
17h 25m
1 stop
DUB7:55 amDublin
Oct 20
DUB11:10 amDublin
19h 01m
2 stops
SJC10:11 pmSan Jose
$728
KLM
Oct 6
SJC6:30 amSan Jose
17h 25m
1 stop
DUB7:55 amDublin
Oct 20
DUB11:00 amDublin
15h 52m
1 stop
SJC6:52 pmSan Jose
$731
KLM
Oct 6
SJC9:50 amSan Jose
14h 05m
2 stops
DUB7:55 amDublin
Oct 20
DUB11:10 amDublin
19h 01m
2 stops
SJC10:11 pmSan Jose
$732

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated June 26, 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 round-trip

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Thu 9/3

6:10 am-7:55 am

1 stop17h 45m

Dublin

Tue 9/8

5:55 am-4:18 pm

2 stops18h 23m

$707

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Thu 9/3

6:10 am-7:55 am

1 stop17h 45m

Dublin

Tue 9/8

11:00 am-9:22 pm

1 stop18h 22m

$711

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 10/6

6:30 am-7:55 am

1 stop17h 25m

Dublin

Tue 10/20

11:10 am-10:11 pm

2 stops19h 01m

$728

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sun 8/9

6:40 am-8:45 am

1 stop18h 05m

Dublin

Sun 8/16

11:00 am-10:58 pm

1 stop19h 58m

$730
Quickest round-trip

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 10/6

6:30 am-7:55 am

1 stop17h 25m

Dublin

Tue 10/20

11:00 am-6:52 pm

1 stop15h 52m

$731

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Mon 8/17

6:20 am-7:30 am

1 stop17h 10m

Shannon

Fri 8/28

9:30 am-10:50 pm

1 stop21h 20m

$804

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Mon 8/17

6:20 am-7:30 am

1 stop17h 10m

Shannon

Fri 8/28

9:30 am-10:50 pm

1 stop21h 20m

$805

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 7/21

9:45 am-11:10 am

2 stops41h 25m

Shannon

Thu 7/30

1:05 pm-10:48 pm

2 stops41h 43m

$907

San JoseCork

SJC - ORK

SJCORK

San Jose

Wed 12/2

11:09 am-3:25 pm

2 stops20h 16m

Cork

Sun 12/6

4:05 pm-8:45 pm

2 stops36h 40m

$1,146

San JoseKnock

SJC - NOC

SJCNOC

San Jose

Mon 9/14

6:00 am-12:35 pm

2 stops22h 35m

Knock Intl

Wed 10/14

1:05 pm-9:56 pm

2 stops40h 51m

$1,362

Flights are sorted by cheapest round-trip 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?

In general, April is the cheapest month to fly from San Jose, California to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to Ireland during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $0.

Can stopping save me money on San Jose, California to Ireland flights?

You could potentially save up to 35% on your flight if you consider stops on a San Jose, California to Ireland flight.

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

13h 58m

Direct flights

None
The fastest flight from San Jose, California to Ireland takes 13h 58m
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 are updated daily.

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

    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 layovers. 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 required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable 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?

Yes. momondo enables you to select and highlight flights to Ireland from San Jose with this policy.

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

Once all potential San Jose to Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of San Jose to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Ireland

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