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Cheap flights from San Jose, California to Ireland from €308

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 5/9. 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
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.
United Airlines Logo
06:20 - 07:30
SJC
-
SNN
17h 10m
1 stop
United Airlines Logo
09:30 - 22:41
SNN
-
SJC
21h 11m
1 stop
€640United Airlines
Sun, 6 Sep - Thu, 10 Sep
United Airlines Logo
06:20 - 10:15
SJC
-
SNN
19h 55m
2 stops
United Airlines Logo
09:30 - 21:10
SNN
-
SJC
19h 40m
2 stops
€644United Airlines
Sun, 6 Sep - Thu, 10 Sep
Scandinavian Airlines Logo
06:30 - 18:20
SJC
-
DUB
27h 50m
2 stops
Scandinavian Airlines Logo
12:40 - 22:41
DUB
-
SJC
42h 01m
2 stops
€674Scandinavian Airlines
Sun, 30 Aug - Wed, 16 Sep
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
€697United Airlines
Mon, 10 Aug - Sun, 23 Aug
Air Canada Logo
12:51 - 07:45
SJC
-
DUB
34h 54m
2 stops
Air Canada Logo
09:20 - 17:30
DUB
-
SJC
40h 10m
2 stops
€725Air Canada
Mon, 31 Aug - Fri, 18 Sep
Air Canada Logo
18:37 - 07:45
SJC
-
DUB
53h 08m
2 stops
Air Canada Logo
09:20 - 17:30
DUB
-
SJC
40h 10m
2 stops
€730Air Canada
Sun, 30 Aug - Fri, 18 Sep
Multiple Airlines Logo
18:37 - 07:45
SJC
-
DUB
29h 08m
2 stops
Multiple Airlines Logo
09:50 - 21:10
DUB
-
SJC
19h 20m
2 stops
€737Multiple Airlines
Mon, 7 Sep - Fri, 18 Sep
Multiple Airlines Logo
18:37 - 07:45
SJC
-
DUB
29h 08m
2 stops
Multiple Airlines Logo
09:50 - 21:10
DUB
-
SJC
19h 20m
2 stops
€741Multiple Airlines
Tue, 8 Sep - Fri, 18 Sep
Delta Logo
07:00 - 14:40
SJC
-
ORK
23h 40m
2 stops
Delta Logo
06:15 - 16:15
ORK
-
SJC
18h 00m
2 stops
€849Delta
Tue, 7 Jul - Tue, 8 Sep
Delta Logo
20:59 - 14:40
SJC
-
ORK
33h 41m
2 stops
Delta Logo
06:15 - 22:44
ORK
-
SJC
24h 29m
2 stops
€855Delta
Sat, 11 Jul - Fri, 11 Sep

Icelandair flights from San Jose, California to Ireland

Our best Icelandair deals on San Jose, California to Ireland flight tickets
Icelandair
9 Sept
SJC14:38San Jose
36h 27m
2 stops
DUB11:05Dublin
2 Dec
DUB11:30Dublin
19h 30m
2 stops
SJC23:00San Jose
€762
Icelandair
29 Sept
SJC14:11San Jose
39h 04m
2 stops
DUB13:15Dublin
14 Oct
DUB12:15Dublin
18h 38m
2 stops
SJC22:53San Jose
€765
Icelandair
8 Sept
SJC10:00San Jose
17h 05m
2 stops
DUB11:05Dublin
15 Sept
DUB14:15Dublin
16h 13m
2 stops
SJC22:28San Jose
€770

KLM flights from San Jose, California to Ireland

Our best KLM deals on San Jose, California to Ireland flight tickets
KLM
25 May
SJC06:20San Jose
17h 35m
1 stop
DUB07:55Dublin
28 May
DUB12:00Dublin
16h 38m
1 stop
SJC20:38San Jose
€1,018
KLM
22 May
SJC13:13San Jose
34h 42m
1 stop
DUB07:55Dublin
30 May
DUB11:10Dublin
16h 55m
2 stops
SJC20:05San Jose
€1,132
KLM
22 May
SJC13:13San Jose
34h 42m
1 stop
DUB07:55Dublin
30 May
DUB11:00Dublin
19h 55m
1 stop
SJC22:55San Jose
€1,135

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 12 May 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

Sun 6/9

06:20-07:30

1 stop17h 10m

Shannon

Thu 10/9

09:30-22:41

1 stop21h 11m

€640

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sun 6/9

06:20-10:15

2 stops19h 55m

Shannon

Thu 10/9

09:30-21:10

2 stops19h 40m

€644

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sun 30/8

06:30-18:20

2 stops27h 50m

Dublin

Wed 16/9

12:40-22:41

2 stops42h 01m

€674
Fastest return journey

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Mon 10/8

06:30-07:30

1 stop17h 00m

Shannon

Sun 23/8

09:30-22:50

1 stop21h 20m

€696

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Mon 31/8

12:51-07:45

2 stops34h 54m

Dublin

Fri 18/9

09:20-17:30

2 stops40h 10m

€725

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sun 30/8

18:37-07:45

2 stops53h 08m

Dublin

Fri 18/9

09:20-17:30

2 stops40h 10m

€730

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Mon 7/9

18:37-07:45

2 stops29h 08m

Dublin

Fri 18/9

09:50-21:10

2 stops19h 20m

€737

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 8/9

18:37-07:45

2 stops29h 08m

Dublin

Fri 18/9

09:50-21:10

2 stops19h 20m

€741

San JoseCork

SJC - ORK

SJCORK

San Jose

Tue 7/7

07:00-14:40

2 stops23h 40m

Cork

Tue 8/9

06:15-16:15

2 stops18h 00m

€849

San JoseCork

SJC - ORK

SJCORK

San Jose

Sat 11/7

20:59-14:40

2 stops33h 41m

Cork

Fri 11/9

06:15-22:44

2 stops24h 29m

€855

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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Find better results for your trip to Ireland

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