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Cheap flights from San Jose, California to Ireland from €321

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 12/9. 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 - 22:50
SNN
-
SJC
21h 20m
1 stop
€646United Airlines
Sun, 6 Sep - Thu, 10 Sep
United Airlines Logo
06:20 - 10:15
SJC
-
SNN
19h 55m
2 stops
United Airlines Logo
12:30 - 22:50
SNN
-
SJC
18h 20m
2 stops
€650United Airlines
Sun, 6 Sep - Thu, 10 Sep
Scandinavian Airlines Logo
16:30 - 18:20
SJC
-
DUB
17h 50m
2 stops
Scandinavian Airlines Logo
19:05 - 21:47
DUB
-
SJC
34h 42m
2 stops
€656Scandinavian Airlines
Tue, 3 Nov - Tue, 10 Nov
Lufthansa Logo
06:30 - 07:30
SJC
-
SNN
17h 00m
1 stop
Lufthansa Logo
12:30 - 21:04
SNN
-
SJC
16h 34m
2 stops
€664Lufthansa
Wed, 9 Sep - Tue, 13 Oct
Scandinavian Airlines Logo
11:30 - 11:50
SJC
-
DUB
40h 20m
2 stops
Scandinavian Airlines Logo
12:40 - 21:47
DUB
-
SJC
41h 07m
2 stops
€679Scandinavian Airlines
Tue, 13 Oct - Wed, 21 Oct
United Airlines Logo
06:20 - 10:15
SJC
-
SNN
19h 55m
2 stops
United Airlines Logo
09:30 - 17:32
SNN
-
SJC
16h 02m
2 stops
€693United Airlines
Tue, 1 Sep - Mon, 14 Sep
Delta Logo
06:35 - 11:10
SJC
-
SNN
20h 35m
2 stops
Delta Logo
13:05 - 23:39
SNN
-
SJC
18h 34m
2 stops
€731Delta
Tue, 14 Jul - Tue, 21 Jul
Delta Logo
18:10 - 11:10
SJC
-
SNN
33h 00m
2 stops
Delta Logo
13:05 - 10:38
SNN
-
SJC
29h 33m
2 stops
€769Delta
Sat, 18 Jul - Mon, 27 Jul
Multiple Airlines Logo
06:40 - 08:10
SJC
-
DUB
18h 30m
1 stop
Multiple Airlines Logo
10:40 - 22:36
DUB
-
SJC
19h 56m
1 stop
€793Multiple Airlines
Thu, 29 Oct - Wed, 4 Nov
Multiple Airlines Logo
09:46 - 11:05
SJC
-
DUB
17h 19m
2 stops
Multiple Airlines Logo
14:15 - 22:40
DUB
-
SJC
16h 25m
2 stops
€808Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun

Icelandair flights from San Jose, California to Ireland

Our best Icelandair deals on San Jose, California to Ireland flight tickets
Icelandair
2 Sept
SJC13:44San Jose
37h 21m
2 stops
DUB11:05Dublin
16 Sept
DUB12:15Dublin
18h 10m
2 stops
SJC22:25San Jose
€801
Icelandair
22 Jul
SJC14:19San Jose
36h 46m
2 stops
DUB11:05Dublin
19 Aug
DUB12:15Dublin
18h 10m
2 stops
SJC22:25San Jose
€810
Icelandair
21 Jul
SJC10:19San Jose
16h 46m
2 stops
DUB11:05Dublin
18 Aug
DUB14:15Dublin
34h 41m
2 stops
SJC16:56San Jose
€815

United Airlines flights from San Jose, California to Ireland

Our best United Airlines deals on San Jose, California to Ireland flight tickets
United Airlines
6 Sept
SJC06:20San Jose
17h 10m
1 stop
SNN07:30Shannon
10 Sept
SNN09:30Shannon
21h 20m
1 stop
SJC22:50San Jose
€646
United Airlines
6 Sept
SJC06:20San Jose
19h 55m
2 stops
SNN10:15Shannon
10 Sept
SNN12:30Shannon
18h 20m
2 stops
SJC22:50San Jose
€650
United Airlines
1 Sept
SJC06:20San Jose
19h 55m
2 stops
SNN10:15Shannon
14 Sept
SNN09:30Shannon
16h 02m
2 stops
SJC17:32San Jose
€693

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 30 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

09:30-22:50

1 stop21h 20m

€646

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sun 6/9

06:20-10:15

2 stops19h 55m

Shannon

Thu 10/9

12:30-22:50

2 stops18h 20m

€650

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 3/11

16:30-18:20

2 stops17h 50m

Dublin

Tue 10/11

19:05-21:47

2 stops34h 42m

€656
Fastest return journey

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 9/9

06:30-07:30

1 stop17h 00m

Shannon

Tue 13/10

12:30-21:04

2 stops16h 34m

€664

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 13/10

11:30-11:50

2 stops40h 20m

Dublin

Wed 21/10

12:40-21:47

2 stops41h 07m

€679

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 1/9

06:20-10:15

2 stops19h 55m

Shannon

Mon 14/9

09:30-17:32

2 stops16h 02m

€693

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 14/7

06:35-11:10

2 stops20h 35m

Shannon

Tue 21/7

13:05-23:39

2 stops18h 34m

€731

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sat 18/7

18:10-11:10

2 stops33h 00m

Shannon

Mon 27/7

13:05-10:38

2 stops29h 33m

€769

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Thu 29/10

06:40-08:10

1 stop18h 30m

Dublin

Wed 4/11

10:40-22:36

1 stop19h 56m

€793

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Tue 23/6

09:46-11:05

2 stops17h 19m

Dublin

Tue 30/6

14:15-22:40

2 stops16h 25m

€808

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

13h 57m

Direct flights

None
The fastest flight from San Jose, California to Ireland takes 13h 57m
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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