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Cheap flights from San Jose, California to Shannon from $848

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 5/2. 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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Find the cheapest flights from San Jose, California to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
2:02 pm - 4:05 pm
SJC
-
SNN
18h 03m
2 stops
British Airways Logo
7:30 am - 9:59 pm
SNN
-
SJC
22h 29m
2 stops
$848British Airways
Sat, May 2 - Sat, May 9
British Airways Logo
6:00 am - 3:45 pm
SJC
-
SNN
25h 45m
2 stops
British Airways Logo
5:30 pm - 10:31 pm
SNN
-
SJC
37h 01m
2 stops
$907British Airways
Fri, Feb 27 - Tue, Mar 3
British Airways Logo
6:00 am - 3:45 pm
SJC
-
SNN
25h 45m
2 stops
British Airways Logo
8:05 pm - 9:30 pm
SNN
-
SJC
33h 25m
2 stops
$908British Airways
Fri, Feb 27 - Tue, Mar 3
British Airways Logo
6:00 am - 3:45 pm
SJC
-
SNN
25h 45m
2 stops
British Airways Logo
8:05 pm - 9:30 pm
SNN
-
SJC
33h 25m
2 stops
$921British Airways
Fri, Feb 27 - Tue, Mar 3
British Airways Logo
6:00 am - 11:20 am
SJC
-
SNN
21h 20m
2 stops
British Airways Logo
5:25 pm - 9:59 pm
SNN
-
SJC
36h 34m
2 stops
$1,535British Airways
Fri, May 1 - Sat, May 9
British Airways Logo
6:00 am - 11:20 am
SJC
-
SNN
21h 20m
2 stops
British Airways Logo
9:15 pm - 10:10 am
SNN
-
SJC
44h 55m
2 stops
$7,092British Airways
Sun, Mar 29 - Tue, Apr 14

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
May 2
SJC2:02 pmSan Jose
18h 03m
2 stops
SNN4:05 pmShannon
May 9
SNN7:30 amShannon
22h 29m
2 stops
SJC9:59 pmSan Jose
$848
British Airways
Feb 27
SJC6:00 amSan Jose
25h 45m
2 stops
SNN3:45 pmShannon
Mar 3
SNN5:30 pmShannon
37h 01m
2 stops
SJC10:31 pmSan Jose
$907
British Airways
Feb 27
SJC6:00 amSan Jose
25h 45m
2 stops
SNN3:45 pmShannon
Mar 3
SNN8:05 pmShannon
33h 25m
2 stops
SJC9:30 pmSan Jose
$908

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 February 8, 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

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sat 5/2

2:02 pm-4:05 pm

2 stops18h 03m

Shannon

Sat 5/9

7:30 am-9:59 pm

2 stops22h 29m

$848

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 2/27

6:00 am-3:45 pm

2 stops25h 45m

Shannon

Tue 3/3

5:30 pm-10:31 pm

2 stops37h 01m

$907

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 2/27

6:00 am-3:45 pm

2 stops25h 45m

Shannon

Tue 3/3

8:05 pm-9:30 pm

2 stops33h 25m

$908

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 2/27

6:00 am-3:45 pm

2 stops25h 45m

Shannon

Tue 3/3

8:05 pm-9:30 pm

2 stops33h 25m

$921

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 5/1

6:00 am-11:20 am

2 stops21h 20m

Shannon

Sat 5/9

5:25 pm-9:59 pm

2 stops36h 34m

$1,535

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sun 3/29

6:00 am-11:20 am

2 stops21h 20m

Shannon

Tue 4/14

9:15 pm-10:10 am

2 stops44h 55m

$7,092

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 British Airways 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 42% of people opting to fly with this airline when traveling to Shannon, Clare. Keep in mind that there are 6 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

20h 05m

Direct flights

None
The fastest flight from San Jose, California to Shannon, Clare takes 20h 05m
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 20h 05m 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
Bunratty
Adare
Lahinch
Ennis
Nenagh

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.

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