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Cheap flights from San Jose, California to Shannon from $681

This is the cheapest round-trip 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 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Jose, California to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:34 pm - 8:35 pm
SJC
-
SNN
22h 01m2 stops
American Airlines Logo
7:40 am - 8:35 pm
SNN
-
SJC
20h 55m2 stops
$681American Airlines
Wed, Apr 15 - Tue, Apr 21
American Airlines Logo
11:51 am - 4:45 pm
SJC
-
SNN
20h 54m2 stops
American Airlines Logo
7:50 am - 9:29 pm
SNN
-
SJC
21h 39m2 stops
$701American Airlines
Sat, Jan 24 - Sat, Jan 31
British Airways Logo
12:23 pm - 4:10 pm
SJC
-
SNN
19h 47m2 stops
British Airways Logo
9:15 pm - 6:40 pm
SNN
-
SJC
29h 25m2 stops
$756British Airways
Wed, Apr 15 - Tue, Apr 21
British Airways Logo
12:50 pm - 4:45 pm
SJC
-
SNN
19h 55m2 stops
British Airways Logo
8:05 pm - 9:29 pm
SNN
-
SJC
33h 24m2 stops
$757British Airways
Wed, Jan 14 - Tue, Jan 27
Air Canada Logo
8:45 am - 4:10 pm
SJC
-
SNN
23h 25m3 stops
Air Canada Logo
9:15 pm - 9:07 pm
SNN
-
SJC
31h 52m3 stops
$794Air Canada
Wed, Apr 15 - Tue, Apr 21
British Airways Logo
11:51 am - 4:45 pm
SJC
-
SNN
20h 54m2 stops
British Airways Logo
5:25 pm - 10:49 pm
SNN
-
SJC
37h 24m2 stops
$805British Airways
Sun, Jan 11 - Sat, Jan 31
Air Canada Logo
8:40 am - 4:45 pm
SJC
-
SNN
24h 05m3 stops
Air Canada Logo
7:50 am - 1:39 pm
SNN
-
SJC
37h 49m3 stops
$894Air Canada
Sat, Jan 24 - Sat, Jan 31
American Airlines Logo
6:10 am - 6:20 am
SJC
-
SNN
16h 10m2 stops
American Airlines Logo
2:45 pm - 12:10 pm
SNN
-
SJC
29h 25m2 stops
$1,023American Airlines
Mon, Jan 5 - Mon, Jan 19
Air Canada Logo
4:10 pm - 11:30 am
SJC
-
SNN
35h 20m3 stops
Air Canada Logo
7:50 am - 8:56 pm
SNN
-
SJC
45h 06m3 stops
$1,631Air Canada
Mon, Jan 5 - Mon, Jan 19
British Airways Logo
9:56 am - 11:30 am
SJC
-
SNN
41h 34m2 stops
British Airways Logo
2:45 pm - 1:11 pm
SNN
-
SJC
30h 26m2 stops
$1,825British Airways
Wed, Dec 24 - Sat, Dec 27

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
Apr 15
SJC12:23 pmSan Jose
19h 47m
2 stops
SNN4:10 pmShannon
Apr 21
SNN9:15 pmShannon
29h 25m
2 stops
SJC6:40 pmSan Jose
$756
Find similar
British Airways
Jan 14
SJC12:50 pmSan Jose
19h 55m
2 stops
SNN4:45 pmShannon
Jan 27
SNN8:05 pmShannon
33h 24m
2 stops
SJC9:29 pmSan Jose
$757
Find similar
British Airways
Jan 11
SJC11:51 amSan Jose
20h 54m
2 stops
SNN4:45 pmShannon
Jan 31
SNN5:25 pmShannon
37h 24m
2 stops
SJC10:49 pmSan Jose
$805
Find similar

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

Our best American Airlines deals on San Jose, California to Shannon, Clare flight tickets
American Airlines
Apr 15
SJC2:34 pmSan Jose
22h 01m
2 stops
SNN8:35 pmShannon
Apr 21
SNN7:40 amShannon
20h 55m
2 stops
SJC8:35 pmSan Jose
$681
Find similar
American Airlines
Jan 24
SJC11:51 amSan Jose
20h 54m
2 stops
SNN4:45 pmShannon
Jan 31
SNN7:50 amShannon
21h 39m
2 stops
SJC9:29 pmSan Jose
$701
Find similar
American Airlines
Jan 5
SJC6:10 amSan Jose
16h 10m
2 stops
SNN6:20 amShannon
Jan 19
SNN2:45 pmShannon
29h 25m
2 stops
SJC12:10 pmSan Jose
$1,023
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated December 11, 2025.
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

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 4/15

2:34 pm-8:35 pm

2 stops22h 01m

Shannon

Tue 4/21

7:40 am-8:35 pm

2 stops20h 55m

$681

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sat 1/24

11:51 am-4:45 pm

2 stops20h 54m

Shannon

Sat 1/31

7:50 am-9:29 pm

2 stops21h 39m

$701

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 4/15

12:23 pm-4:10 pm

2 stops19h 47m

Shannon

Tue 4/21

9:15 pm-6:40 pm

2 stops29h 25m

$756

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 1/14

12:50 pm-4:45 pm

2 stops19h 55m

Shannon

Tue 1/27

8:05 pm-9:29 pm

2 stops33h 24m

$757

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 4/15

8:45 am-4:10 pm

3 stops23h 25m

Shannon

Tue 4/21

9:15 pm-9:07 pm

3 stops31h 52m

$794

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sun 1/11

11:51 am-4:45 pm

2 stops20h 54m

Shannon

Sat 1/31

5:25 pm-10:49 pm

2 stops37h 24m

$805

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sat 1/24

8:40 am-4:45 pm

3 stops24h 05m

Shannon

Sat 1/31

7:50 am-1:39 pm

3 stops37h 49m

$894

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Mon 1/5

6:10 am-6:20 am

2 stops16h 10m

Shannon

Mon 1/19

2:45 pm-12:10 pm

2 stops29h 25m

$1,023

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Mon 1/5

4:10 pm-11:30 am

3 stops35h 20m

Shannon

Mon 1/19

7:50 am-8:56 pm

3 stops45h 06m

$1,631

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 12/24

9:56 am-11:30 am

2 stops41h 34m

Shannon

Sat 12/27

2:45 pm-1:11 pm

2 stops30h 26m

$1,825

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 airlines fly to Shannon, Clare?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Shannon, Clare from San Jose, California according to our data. United Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 7 different airlines that fly to Shannon, Clare on a routine basis, so you have a few additional options to choose from.

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 round-trip 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

17h 30m

Direct flights

None
The fastest flight from San Jose, California to Shannon, Clare takes 17h 30m
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

  • How far is San Jose to Shannon by plane?

    The straight-line distance from San Jose to Shannon is 5033.3 mi. Typically, this will take 17h 30m by plane in normal conditions.

  • 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 refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 license 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.

Traveling to a place near Shannon?

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

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Jose to Shannon for you.

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

Yes. momondo enables you to select and highlight flights to Shannon from San Jose with this policy.

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?

If you are simply researching potential flights to Shannon, momondo offers a useful price alert feature which will track prices for flights to Shannon from San Jose and alert you when they change.

An easier way to manage your Shannon, Clare trip

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