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Cheap flights from San Jose, California to Ireland from €407

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 16/9. 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 return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:30 - 07:30
SJC
-
SNN
17h 00m
1 stop
United Airlines Logo
09:30 - 22:50
SNN
-
SJC
21h 20m
1 stop
€719United Airlines
Tue, 8 Sep - Thu, 17 Sep
United Airlines Logo
06:30 - 10:15
SJC
-
SNN
19h 45m
2 stops
United Airlines Logo
12:30 - 22:50
SNN
-
SJC
18h 20m
2 stops
€722United Airlines
Tue, 8 Sep - Tue, 15 Sep
United Airlines Logo
14:10 - 07:30
SJC
-
SNN
33h 20m
1 stop
United Airlines Logo
12:30 - 20:48
SNN
-
SJC
16h 18m
2 stops
€743United Airlines
Sat, 19 Sep - Thu, 8 Oct
Multiple Airlines Logo
06:30 - 09:45
SJC
-
DUB
19h 15m
1 stop
Multiple Airlines Logo
09:00 - 15:06
DUB
-
SJC
38h 06m
2 stops
€745Multiple Airlines
Wed, 21 Oct - Thu, 5 Nov
Multiple Airlines Logo
08:45 - 11:10
SJC
-
DUB
18h 25m
2 stops
Multiple Airlines Logo
09:00 - 15:06
DUB
-
SJC
38h 06m
2 stops
€749Multiple Airlines
Wed, 21 Oct - Thu, 5 Nov
United Airlines Logo
06:30 - 09:45
SJC
-
DUB
19h 15m
1 stop
United Airlines Logo
09:00 - 22:51
DUB
-
SJC
45h 51m
2 stops
€750United Airlines
Wed, 21 Oct - Thu, 5 Nov
American Airlines Logo
12:42 - 14:30
SJC
-
DUB
17h 48m
2 stops
American Airlines Logo
12:40 - 22:32
DUB
-
SJC
17h 52m
1 stop
€756American Airlines
Mon, 17 Aug - Tue, 1 Sep
Air Canada Logo
08:45 - 07:10
SJC
-
DUB
14h 25m
2 stops
Air Canada Logo
09:00 - 21:04
DUB
-
SJC
44h 04m
2 stops
€757Air Canada
Wed, 11 Nov - Thu, 26 Nov
Air Canada Logo
16:10 - 07:10
SJC
-
DUB
55h 00m
2 stops
Air Canada Logo
09:00 - 21:04
DUB
-
SJC
44h 04m
2 stops
€762Air Canada
Fri, 13 Nov - Thu, 26 Nov
KLM Logo
06:40 - 08:45
SJC
-
DUB
18h 05m
1 stop
KLM Logo
11:00 - 21:41
DUB
-
SJC
18h 41m
1 stop
€765KLM
Mon, 17 Aug - Tue, 1 Sep

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American Airlines flights from San Jose, California to Ireland

Our best American Airlines deals on San Jose, California to Ireland flight tickets
American Airlines
17 Aug
SJC12:42San Jose
17h 48m
2 stops
DUB14:30Dublin
1 Sept
DUB12:40Dublin
17h 52m
1 stop
SJC22:32San Jose
€756
American Airlines
25 Oct
SJC14:41San Jose
37h 49m
2 stops
SNN11:30Shannon
3 Nov
SNN07:50Shannon
22h 58m
2 stops
SJC22:48San Jose
€857
American Airlines
24 Oct
SJC14:41San Jose
32h 39m
2 stops
SNN07:20Shannon
3 Nov
SNN14:00Shannon
29h 06m
2 stops
SJC11:06San Jose
€863

KLM flights from San Jose, California to Ireland

Our best KLM deals on San Jose, California to Ireland flight tickets
KLM
17 Aug
SJC06:40San Jose
18h 05m
1 stop
DUB08:45Dublin
1 Sept
DUB11:00Dublin
18h 41m
1 stop
SJC21:41San Jose
€765
KLM
30 Oct
SJC06:30San Jose
18h 15m
1 stop
DUB07:45Dublin
3 Nov
DUB05:45Dublin
18h 30m
2 stops
SJC16:15San Jose
€809
KLM
30 Oct
SJC09:48San Jose
15h 07m
2 stops
DUB07:55Dublin
3 Nov
DUB05:45Dublin
18h 02m
2 stops
SJC15:47San Jose
€814

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 24 July 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 JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 8/9

06:30-07:30

1 stop17h 00m

Shannon

Thu 17/9

09:30-22:50

1 stop21h 20m

€719

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 8/9

06:30-10:15

2 stops19h 45m

Shannon

Tue 15/9

12:30-22:50

2 stops18h 20m

€722

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sat 19/9

14:10-07:30

1 stop33h 20m

Shannon

Thu 8/10

12:30-20:48

2 stops16h 18m

€743

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 21/10

06:30-09:45

1 stop19h 15m

Dublin

Thu 5/11

09:00-15:06

2 stops38h 06m

€745

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 21/10

08:45-11:10

2 stops18h 25m

Dublin

Thu 5/11

09:00-15:06

2 stops38h 06m

€749

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 21/10

06:30-09:45

1 stop19h 15m

Dublin

Thu 5/11

09:00-22:51

2 stops45h 51m

€750
Fastest return journey

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Mon 17/8

12:42-14:30

2 stops17h 48m

Dublin

Tue 1/9

12:40-22:32

1 stop17h 52m

€756

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 11/11

08:45-07:10

2 stops14h 25m

Dublin

Thu 26/11

09:00-21:04

2 stops44h 04m

€757

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Fri 13/11

16:10-07:10

2 stops55h 00m

Dublin

Thu 26/11

09:00-21:04

2 stops44h 04m

€762

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Mon 17/8

06:40-08:45

1 stop18h 05m

Dublin

Tue 1/9

11:00-21:41

1 stop18h 41m

€765

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 September is another great option to travel to Ireland, with average flight prices from San Jose, California averaging around €489.

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

17h 07m

Direct flights

None
The fastest flight from San Jose, California to Ireland takes 17h 07m
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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