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Cheap flights from San Jose, California to Shannon from €303

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 Shannon departing on 15/9. 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
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Find the cheapest flights from San Jose, California to Shannon

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
08:45 - 10:15
SJC
-
SNN
17h 30m
2 stops
United Airlines Logo
12:30 - 21:04
SNN
-
SJC
16h 34m
2 stops
€764United Airlines
Fri, 16 Oct - Sat, 24 Oct
Delta Logo
19:10 - 11:10
SJC
-
SNN
32h 00m
2 stops
Delta Logo
13:05 - 09:10
SNN
-
SJC
28h 05m
2 stops
€784Delta
Thu, 16 Jul - Thu, 23 Jul
Delta Logo
09:55 - 11:10
SJC
-
SNN
17h 15m
2 stops
Delta Logo
13:05 - 10:38
SNN
-
SJC
29h 33m
2 stops
€811Delta
Thu, 9 Jul - Sat, 25 Jul
United Airlines Logo
08:45 - 07:30
SJC
-
SNN
14h 45m
2 stops
United Airlines Logo
09:30 - 17:31
SNN
-
SJC
16h 01m
2 stops
€816United Airlines
Mon, 29 Jun - Thu, 13 Aug
British Airways Logo
14:36 - 20:35
SJC
-
SNN
21h 59m
2 stops
British Airways Logo
21:15 - 18:39
SNN
-
SJC
29h 24m
2 stops
€874British Airways
Sun, 4 Oct - Thu, 8 Oct
British Airways Logo
14:36 - 20:35
SJC
-
SNN
21h 59m
2 stops
British Airways Logo
21:15 - 18:39
SNN
-
SJC
29h 24m
2 stops
€874British Airways
Sun, 4 Oct - Thu, 8 Oct
United Airlines Logo
06:30 - 07:30
SJC
-
SNN
17h 00m
1 stop
United Airlines Logo
09:30 - 22:43
SNN
-
SJC
21h 13m
1 stop
€892United Airlines
Tue, 30 Jun - Tue, 7 Jul
British Airways Logo
14:23 - 16:10
SJC
-
SNN
17h 47m
2 stops
British Airways Logo
21:15 - 18:30
SNN
-
SJC
29h 15m
2 stops
€895British Airways
Mon, 27 Jul - Tue, 18 Aug
United Airlines Logo
08:45 - 07:30
SJC
-
SNN
14h 45m
2 stops
United Airlines Logo
12:30 - 22:43
SNN
-
SJC
18h 13m
2 stops
€896United Airlines
Tue, 30 Jun - Tue, 7 Jul
British Airways Logo
06:00 - 16:10
SJC
-
SNN
26h 10m
2 stops
British Airways Logo
21:15 - 18:30
SNN
-
SJC
29h 15m
2 stops
€914British Airways
Wed, 2 Sep - Mon, 7 Sep

British Airways flights from San Jose, California to Shannon, Clare

Our best British Airways deals on San Jose, California to Shannon, Clare flight tickets
British Airways
4 Oct
SJC14:36San Jose
21h 59m
2 stops
SNN20:35Shannon
8 Oct
SNN21:15Shannon
29h 24m
2 stops
SJC18:39San Jose
€874
British Airways
4 Oct
SJC14:36San Jose
21h 59m
2 stops
SNN20:35Shannon
8 Oct
SNN21:15Shannon
29h 24m
2 stops
SJC18:39San Jose
€874
British Airways
27 Jul
SJC14:23San Jose
17h 47m
2 stops
SNN16:10Shannon
18 Aug
SNN21:15Shannon
29h 15m
2 stops
SJC18:30San Jose
€895

United Airlines flights from San Jose, California to Shannon, Clare

Our best United Airlines deals on San Jose, California to Shannon, Clare flight tickets
United Airlines
16 Oct
SJC08:45San Jose
17h 30m
2 stops
SNN10:15Shannon
24 Oct
SNN12:30Shannon
16h 34m
2 stops
SJC21:04San Jose
€764
United Airlines
29 Jun
SJC08:45San Jose
14h 45m
2 stops
SNN07:30Shannon
13 Aug
SNN09:30Shannon
16h 01m
2 stops
SJC17:31San Jose
€816
United Airlines
30 Jun
SJC06:30San Jose
17h 00m
1 stop
SNN07:30Shannon
7 Jul
SNN09:30Shannon
21h 13m
1 stop
SJC22:43San Jose
€892

momondo Fare Finder

 
Customise your flight search to find flights from San Jose, California to Shannon, Clare 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 6 June 2026.
Use the filters below to find and compare flights from San Jose, California to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 16/10

08:45-10:15

2 stops17h 30m

Shannon

Sat 24/10

12:30-21:04

2 stops16h 34m

€764

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Thu 16/7

19:10-11:10

2 stops32h 00m

Shannon

Thu 23/7

13:05-09:10

2 stops28h 05m

€784

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Thu 9/7

09:55-11:10

2 stops17h 15m

Shannon

Sat 25/7

13:05-10:38

2 stops29h 33m

€811
Fastest return journey

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Mon 29/6

08:45-07:30

2 stops14h 45m

Shannon

Thu 13/8

09:30-17:31

2 stops16h 01m

€816

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sun 4/10

14:36-20:35

2 stops21h 59m

Shannon

Thu 8/10

21:15-18:39

2 stops29h 24m

€874

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sun 4/10

14:36-20:35

2 stops21h 59m

Shannon

Thu 8/10

21:15-18:39

2 stops29h 24m

€874

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 30/6

06:30-07:30

1 stop17h 00m

Shannon

Tue 7/7

09:30-22:43

1 stop21h 13m

€892

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Mon 27/7

14:23-16:10

2 stops17h 47m

Shannon

Tue 18/8

21:15-18:30

2 stops29h 15m

€895

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 30/6

08:45-07:30

2 stops14h 45m

Shannon

Tue 7/7

12:30-22:43

2 stops18h 13m

€896

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 2/9

06:00-16:10

2 stops26h 10m

Shannon

Mon 7/9

21:15-18:30

2 stops29h 15m

€914

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

See travel insights to Shannon from

How to get the cheapest flight ticket from San Jose, California to Shannon, Clare

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 airline that flies from San Jose to Shannon?

United Airlines, Delta, and Lufthansa are the most popular carriers operating from San Jose to Shannon

When to book flights from San Jose, California to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Jose, California to Shannon, Clare (SJC to SNN) flight deals and tips

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

Fastest flight time

21h 39m

Direct flights

None
The fastest flight from San Jose, California to Shannon, Clare takes 21h 39m
There are no direct flights from San Jose, California to Shannon, Clare. There are no popular flight routes from San Jose, California to Shannon, Clare.
Search flight deals

Frequently asked questions about flying from San Jose, California to Shannon, Clare

  • How far is San Jose to Shannon by plane?

    The straight-line distance from San Jose to Shannon is 8100.3 km. Flights usually cover this in 21h 39m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Jose Airport to Shannon Airport?

    Prices for flights from San Jose Airport to Shannon Airport are updated daily.

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

    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 stopovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport to Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The required travel and health documents for your Shannon Airport 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 licence and a passport valid for six months after your intended arrival at Shannon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Tipperary
Nenagh
Killaloe
Lahinch
Adare
Bunratty

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to Shannon?

Finding the right flight to Shannon from San Jose is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Shannon quick and easy, saving you time and money.

Can I find flights from San Jose to Shannon with flexible booking policies on momondo?

Flights from San Jose to Shannon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Jose to Shannon.

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

Price alerts on flights to Shannon 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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