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Cheap flights from San Jose to Ireland from $271

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 to Ireland departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Jose to Ireland

Cheap round-trip flights

Scandinavian Airlines Logo
7:14 am - 11:50 amSJC-DUB
44h 36m2 stops
Scandinavian Airlines Logo
12:40 pm - 7:21 pmDUB-SJC
38h 41m2 stops
$632Scandinavian Airlines
Find Deal
Sun, Oct 5 - Wed, Oct 15
Scandinavian Airlines Logo
1:30 pm - 11:50 amSJC-DUB
38h 20m2 stops
Scandinavian Airlines Logo
12:40 pm - 7:21 pmDUB-SJC
38h 41m2 stops
$641Scandinavian Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
Scandinavian Airlines Logo
11:35 am - 11:50 amSJC-DUB
40h 15m2 stops
Scandinavian Airlines Logo
12:40 pm - 7:21 pmDUB-SJC
38h 41m2 stops
$662Scandinavian Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
United Airlines Logo
8:45 am - 10:15 amSJC-SNN
17h 30m2 stops
United Airlines Logo
12:30 pm - 9:52 amSNN-SJC
29h 22m2 stops
$703United Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
Lufthansa Logo
8:45 am - 5:10 pmSJC-DUB
24h 25m2 stops
Lufthansa Logo
9:10 am - 9:27 pmDUB-SJC
20h 17m2 stops
$703Lufthansa
Find Deal
Wed, Dec 3 - Wed, Dec 10
Air Canada Logo
8:45 am - 8:15 amSJC-DUB
39h 30m2 stops
Air Canada Logo
8:00 am - 8:53 pmDUB-SJC
19h 53m2 stops
$707Air Canada
Find Deal
Thu, Oct 16 - Sat, Nov 1
United Airlines Logo
6:30 am - 9:45 amSJC-DUB
19h 15m1 stop
United Airlines Logo
8:00 am - 8:53 pmDUB-SJC
19h 53m2 stops
$737United Airlines
Find Deal
Thu, Oct 16 - Sat, Nov 1
Air Canada Logo
8:45 am - 8:15 amSJC-DUB
39h 30m2 stops
Air Canada Logo
9:50 am - 9:06 pmDUB-SJC
43h 16m2 stops
$755Air Canada
Find Deal
Mon, Oct 6 - Thu, Oct 16
American Airlines Logo
1:15 pm - 3:15 pmSJC-ORK
18h 00m2 stops
American Airlines Logo
7:20 am - 10:06 pmORK-SJC
22h 46m2 stops
$796American Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 15
American Airlines Logo
11:06 am - 3:45 pmSJC-SNN
20h 39m2 stops
American Airlines Logo
7:50 am - 8:48 pmSNN-SJC
44h 58m2 stops
$848American Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18

Air Canada flights from San Jose to Ireland

Our best Air Canada deals on San Jose to Ireland flight tickets
Air Canada
Oct 16
SJC8:45 amSan Jose
39h 30m
2 stops
DUB8:15 amDublin
Nov 1
DUB8:00 amDublin
19h 53m
2 stops
SJC8:53 pmSan Jose
$707
Find similar
Air Canada
Oct 6
SJC8:45 amSan Jose
39h 30m
2 stops
DUB8:15 amDublin
Oct 16
DUB9:50 amDublin
43h 16m
2 stops
SJC9:06 pmSan Jose
$755
Find similar
Air Canada
Oct 7
SJC12:30 pmSan Jose
35h 45m
2 stops
DUB8:15 amDublin
Oct 17
DUB9:50 amDublin
35h 50m
2 stops
SJC1:40 pmSan Jose
$784
Find similar

United Airlines flights from San Jose to Ireland

Our best United Airlines deals on San Jose to Ireland flight tickets
United Airlines
Aug 31
SJC1:05 pmSan Jose
34h 25m
2 stops
SNN7:30 amShannon
Apr 30
SNN12:30 pmShannon
16h 41m
2 stops
SJC9:11 pmSan Jose
$647
Find similar
United Airlines
Aug 31
SJC6:30 amSan Jose
17h 00m
1 stop
SNN7:30 amShannon
Apr 30
SNN12:30 pmShannon
18h 06m
2 stops
SJC10:36 pmSan Jose
$681
Find similar
United Airlines
Oct 8
SJC8:45 amSan Jose
17h 30m
2 stops
SNN10:15 amShannon
Oct 15
SNN12:30 pmShannon
29h 22m
2 stops
SJC9:52 amSan Jose
$703
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Jose 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 August 25, 2025.
Use the filters below to find and compare flights from San Jose to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Sun 10/5

7:14 am-11:50 am

2 stops44h 36m

Dublin

Wed 10/15

12:40 pm-7:21 pm

2 stops38h 41m

$632

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 10/8

1:30 pm-11:50 am

2 stops38h 20m

Dublin

Wed 10/15

12:40 pm-7:21 pm

2 stops38h 41m

$641

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 10/8

11:35 am-11:50 am

2 stops40h 15m

Dublin

Wed 10/15

12:40 pm-7:21 pm

2 stops38h 41m

$662

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 10/8

8:45 am-10:15 am

2 stops17h 30m

Shannon

Wed 10/15

12:30 pm-9:52 am

2 stops29h 22m

$703

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Wed 12/3

8:45 am-5:10 pm

2 stops24h 25m

Dublin

Wed 12/10

9:10 am-9:27 pm

2 stops20h 17m

$703

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Thu 10/16

8:45 am-8:15 am

2 stops39h 30m

Dublin

Sat 11/1

8:00 am-8:53 pm

2 stops19h 53m

$707

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Thu 10/16

6:30 am-9:45 am

1 stop19h 15m

Dublin

Sat 11/1

8:00 am-8:53 pm

2 stops19h 53m

$737

San JoseDublin

SJC - DUB

SJCDUB

San Jose

Mon 10/6

8:45 am-8:15 am

2 stops39h 30m

Dublin

Thu 10/16

9:50 am-9:06 pm

2 stops43h 16m

$755

San JoseCork

SJC - ORK

SJCORK

San Jose

Wed 10/8

1:15 pm-3:15 pm

2 stops18h 00m

Cork

Wed 10/15

7:20 am-10:06 pm

2 stops22h 46m

$796

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 11/14

11:06 am-3:45 pm

2 stops20h 39m

Shannon

Tue 11/18

7:50 am-8:48 pm

2 stops44h 58m

$848

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 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, January is the cheapest month to fly from San Jose to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $553. If you aren’t able to travel to Ireland during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $562.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Saturday when prices can be found for as low as $723. This is often the case because there is less demand to fly during this day of the week. Flights from San Jose to Ireland on a Thursday will generally be more expensive and average around $1,022. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ireland?

According to our data, the cheapest time of day to fly to Ireland is in the afternoon. momondo users have found flights departing from San Jose to Ireland in the afternoon for as low as $726. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is at noon when prices are around $841.

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

You could potentially save up to 34% on your flight if you consider stops on a San Jose to Ireland flight.

Cheap San Jose to Ireland flight deals and tips

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

Direct flights

None
There are no direct flights from San Jose to Ireland. There are no popular flight routes from San Jose to Ireland.
Search flight deals

  • 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 many operators does momondo search for flights from San Jose Airport to Ireland?

  • 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.

Best airlines flying from San Jose to Ireland

Compare and see reviews for airlines that fly from San Jose to Ireland with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $550Free CancellationRating
7.4
8,940 reviews
Search United Airlines flights
Aer LingusPriceFrom $576Free CancellationRating
7.2
1,230 reviews
Search Aer Lingus flights
American AirlinesPriceFrom $719Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

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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