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Cheap flights from San Jose, California to Shannon from €717

This is the cheapest return 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 16/9. 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

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-
17h 30m
United Airlines Logo
09:30 - 20:57-
19h 27m
€717United Airlines
Wed, 16 Sep - Wed, 23 Sep
United Airlines Logo
06:30 - 07:30-
17h 00m
United Airlines Logo
09:30 - 22:50-
21h 20m
€721United Airlines
Wed, 16 Sep - Wed, 23 Sep
United Airlines Logo
08:45 - 10:15-
17h 30m
United Airlines Logo
12:30 - 22:42-
42h 12m
€788United Airlines
Mon, 28 Sep - Mon, 12 Oct
United Airlines Logo
06:30 - 07:30-
17h 00m
United Airlines Logo
09:30 - 22:50-
21h 20m
€816United Airlines
Fri, 11 Sep - Sun, 20 Sep
United Airlines Logo
08:45 - 07:30-
14h 45m
United Airlines Logo
09:30 - 20:57-
19h 27m
€820United Airlines
Fri, 11 Sep - Sun, 20 Sep
United Airlines Logo
18:37 - 07:30-
28h 53m
United Airlines Logo
12:30 - 22:50-
42h 20m
€837United Airlines
Wed, 2 Sep - Tue, 8 Sep
United Airlines Logo
14:10 - 07:30-
33h 20m
United Airlines Logo
12:30 - 22:50-
42h 20m
€844United Airlines
Wed, 2 Sep - Tue, 8 Sep
United Airlines Logo
12:51 - 07:30-
34h 39m
United Airlines Logo
12:30 - 22:50-
42h 20m
€849United Airlines
Wed, 2 Sep - Tue, 8 Sep
United Airlines Logo
14:10 - 07:30-
33h 20m
United Airlines Logo
09:30 - 11:46-
34h 16m
€892United Airlines
Wed, 2 Sep - Tue, 8 Sep
United Airlines Logo
08:45 - 07:30-
14h 45m
United Airlines Logo
12:30 - 12:01-
31h 31m
€912United Airlines
Fri, 18 Sep - Fri, 25 Sep

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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 Sept
SJC08:45San Jose
17h 30m
2 stops
SNN10:15Shannon
23 Sept
SNN09:30Shannon
19h 27m
2 stops
SJC20:57San Jose
€717
United Airlines
16 Sept
SJC06:30San Jose
17h 00m
1 stop
SNN07:30Shannon
23 Sept
SNN09:30Shannon
21h 20m
1 stop
SJC22:50San Jose
€721
United Airlines
28 Sept
SJC08:45San Jose
17h 30m
2 stops
SNN10:15Shannon
12 Oct
SNN12:30Shannon
42h 12m
2 stops
SJC22:42San Jose
€788

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 5 August 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

Wed 16/9

08:45-10:15

2 stops17h 30m

Shannon

Wed 23/9

09:30-20:57

2 stops19h 27m

€717

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 16/9

06:30-07:30

1 stop17h 00m

Shannon

Wed 23/9

09:30-22:50

1 stop21h 20m

€721

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Mon 28/9

08:45-10:15

2 stops17h 30m

Shannon

Mon 12/10

12:30-22:42

2 stops42h 12m

€788

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 11/9

06:30-07:30

1 stop17h 00m

Shannon

Sun 20/9

09:30-22:50

1 stop21h 20m

€816
Fastest return journey

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 11/9

08:45-07:30

2 stops14h 45m

Shannon

Sun 20/9

09:30-20:57

2 stops19h 27m

€820

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 2/9

18:37-07:30

3 stops28h 53m

Shannon

Tue 8/9

12:30-22:50

2 stops42h 20m

€837

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 2/9

14:10-07:30

1 stop33h 20m

Shannon

Tue 8/9

12:30-22:50

2 stops42h 20m

€844

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 2/9

12:51-07:30

2 stops34h 39m

Shannon

Tue 8/9

12:30-22:50

2 stops42h 20m

€849

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 2/9

14:10-07:30

1 stop33h 20m

Shannon

Tue 8/9

09:30-11:46

1 stop34h 16m

€892

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 18/9

08:45-07:30

2 stops14h 45m

Shannon

Fri 25/9

12:30-12:01

2 stops31h 31m

€912

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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

17h 00m

Direct flights

None
The fastest flight from San Jose, California to Shannon, Clare takes 17h 00m
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 17h 00m, 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.

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

  • How do I get Price Alerts for flights from San Jose, California to Shannon, Clare?

    Price Alerts will notify you by email when the price for flights to Shannon, Clare from San Jose, California decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from San Jose, California to Shannon, Clare with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Travelling to a place near Shannon?

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