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Shannon

$596+ Cheap flights from San Jose, CA (SJC) to Shannon (SNN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SNN
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from San Jose to Shannon

Best flights from San Jose to Shannon
Discover carefully curated flight deals from San Jose to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

This American Airlines deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1011:02 amSJC - SNN
2 stops17h 28mAmerican Airlines
Tue 5/59:15 pmSNN - SJC
2 stops29h 25mAmerican Airlines
Deal found 12/27$596
This United Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:40 amSJC - SNN
1 stop16h 50mUnited Airlines
Wed 6/109:30 amSNN - SJC
1 stop21h 06mUnited Airlines
Deal found 12/26$727
This oojo deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1112:45 pmSJC - SNN
2 stops21h 00mBritish Airways
Tue 3/177:50 amSNN - SJC
2 stops22h 06mBritish Airways
Deal found 12/26$749
This Air Canada deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/78:40 amSJC - SNN
3 stops18h 50mAir Canada
Sat 2/147:50 amSNN - SJC
3 stops37h 51mAir Canada
Deal found 12/26$895
This American Airlines deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/78:00 amSJC - SNN
2 stops19h 30mAmerican Airlines
Sat 2/147:50 amSNN - SJC
2 stops21h 39mAmerican Airlines
Deal found 12/26$686
This oojo deal was found by Cheapflights users on 12/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/32:26 pmSJC - SNN
2 stops18h 19mBritish Airways
Tue 3/107:50 amSNN - SJC
2 stops20h 40mBritish Airways
Deal found 12/27$757
This Cheapflightsfares deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:11 pmSJC - SNN
2 stops23h 24mBritish Airways
Wed 6/109:15 pmSNN - SJC
2 stops34h 19mBritish Airways
Deal found 12/26$783
This British Airways deal was found by Cheapflights users on 12/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/296:00 amSJC - SNN
2 stops29h 25mBritish Airways
Mon 2/28:05 pmSNN - SJC
2 stops34h 30mBritish Airways
Deal found 12/25$834
This oojo deal was found by Cheapflights users on 12/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/12:34 pmSJC - SNN
2 stops17h 16mBritish Airways
Sun 5/109:15 pmSNN - SJC
2 stops31h 20mBritish Airways
Deal found 12/26$862

Find flight deals from San Jose to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Shannon (SNN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 28, 2025.

Round-trip from

$596
(American Airlines)
From San Jose to Shannon
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Shannon 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, Cheapflights users made 2,558,603 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from San Jose to Shannon that are best for you.

Fly from

San Jose

Fly to

Shannon

Route

Depart

Return

Price

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 3/10

11:02 am-11:30 am

2 stops17h 28m

Shannon

Tue 5/5

9:15 pm-6:40 pm

2 stops29h 25m

$596

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sat 2/7

8:00 am-11:30 am

2 stops19h 30m

Shannon

Sat 2/14

7:50 am-9:29 pm

2 stops21h 39m

$686

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 5/27

6:40 am-7:30 am

1 stop16h 50m

Shannon

Wed 6/10

9:30 am-10:36 pm

1 stop21h 06m

$727

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 3/11

12:45 pm-4:45 pm

2 stops21h 00m

Shannon

Tue 3/17

7:50 am-10:56 pm

2 stops22h 06m

$749

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Tue 3/3

2:26 pm-4:45 pm

2 stops18h 19m

Shannon

Tue 3/10

7:50 am-9:30 pm

2 stops20h 40m

$757

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Wed 5/27

1:11 pm-8:35 pm

2 stops23h 24m

Shannon

Wed 6/10

9:15 pm-11:34 pm

2 stops34h 19m

$783

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Thu 1/29

6:00 am-7:25 pm

2 stops29h 25m

Shannon

Mon 2/2

8:05 pm-10:35 pm

2 stops34h 30m

$834

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Fri 5/1

2:34 pm-3:50 pm

2 stops17h 16m

Shannon

Sun 5/10

9:15 pm-8:35 pm

2 stops31h 20m

$862

San JoseShannon

SJC - SNN

SJCSNN

San Jose

Sat 2/7

8:40 am-11:30 am

3 stops18h 50m

Shannon

Sat 2/14

7:50 am-1:41 pm

3 stops37h 51m

$895

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Best time to book a flight from San Jose to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from San Jose with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Jose to Shannon

What is the cheapest month to book a flight from San Jose, California to Shannon, Clare?

Currently, April is the cheapest month in which you can book a flight from San Jose, California to Shannon, Clare (average of $508). Flying from San Jose, California to Shannon, Clare in June is currently the most expensive (average of $863). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Jose, California to Shannon, Clare?

    A quick flight from San Jose, California to Shannon, Clare can take about 16h 50m. American Airlines provides one of the quickest options available for as low as $727. The distance from San Jose, California to Shannon, Clare is about 5032 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from San Jose to Shannon that include hotel bookings?

    Yes. In addition to deals on San Jose to Shannon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Jose to Shannon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Shannon.

  • Can I find deals for business class flights from San Jose to Shannon?

    Yes. Cheapflights offers flight deals from San Jose to Shannon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Jose, California to Shannon, Clare?

    Currently, April is the cheapest month in which you can book a flight from San Jose, California to Shannon, Clare (average of $508). Flying from San Jose, California to Shannon, Clare in June is currently the most expensive (average of $863). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Ennis

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