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Shannon

$290+ Cheap flights from Irvine, CA to Shannon (SNN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SNN
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from Irvine to Shannon

Best flights from Irvine to Shannon
Discover carefully curated flight deals from Irvine to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2025.

This American Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 1/303:30 pmLAX - SNN
1 stop16h 15mAmerican Airlines
Fri 2/67:50 amSNN - LAX
1 stop20h 35mAmerican Airlines
Deal found 10/29$519
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 4/36:15 amLAX - SNN
2 stops20h 00mUnited Airlines
Tue 4/712:30 pmSNN - LAX
2 stops26h 44mUnited Airlines
Deal found 10/29$580
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 4/13:35 pmLAX - SNN
1 stop16h 35mAmerican Airlines
Thu 4/307:40 amSNN - LAX
1 stop18h 45mAmerican Airlines
Deal found 10/29$547
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 4/36:15 amLAX - SNN
2 stops20h 00mUnited Airlines
Thu 4/912:30 pmSNN - LAX
2 stops26h 59mUnited Airlines
Deal found 10/29$580
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 4/14:25 pmLAX - SNN
1 stop15h 45mAmerican Airlines
Tue 4/79:15 pmSNN - LAX
1 stop28h 50mAmerican Airlines
Deal found 10/29$547
This American Airlines deal was found by Cheapflights users on 10/29. 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 3/281:30 pmLAX - SNN
1 stop23h 05mAmerican Airlines
Wed 4/87:40 amSNN - LAX
1 stop18h 25mAmerican Airlines
Deal found 10/29$558

Cheap flight deals from Irvine to Shannon

Keep the following information in mind while searching for Irvine to Shannon flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$519
(American Airlines)

One-way from

$290
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$678
Provider with most accurate pricing for Los Angeles-Shannon flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Shannon flights.
Search Deals
From Irvine to Shannon
Search Deals
One-way flight from Irvine to Shannon
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($228 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($79 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine 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 October 30, 2025.
Use the filters below to find and compare flights from Irvine to Shannon that are best for you.

Fly from

Irvine

Fly to

Shannon

Route

Depart

Return

Price

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Fri 1/30

3:30 pm-3:45 pm

1 stop16h 15m

Shannon

Fri 2/6

7:50 am-8:25 pm

1 stop20h 35m

$519

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Wed 4/1

3:35 pm-4:10 pm

1 stop16h 35m

Shannon

Thu 4/30

7:40 am-6:25 pm

1 stop18h 45m

$547

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Wed 4/1

4:25 pm-4:10 pm

1 stop15h 45m

Shannon

Tue 4/7

9:15 pm-6:05 pm

1 stop28h 50m

$547

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Sat 3/28

1:30 pm-7:35 pm

1 stop23h 05m

Shannon

Wed 4/8

7:40 am-6:05 pm

1 stop18h 25m

$558

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Fri 4/3

6:15 am-10:15 am

2 stops20h 00m

Shannon

Tue 4/7

12:30 pm-7:14 am

2 stops26h 44m

$580

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Fri 4/3

6:15 am-10:15 am

2 stops20h 00m

Shannon

Thu 4/9

12:30 pm-7:29 am

2 stops26h 59m

$580

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Sun 2/8

12:15 pm-7:20 pm

2 stops23h 05m

$290

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Sun 2/8

7:25 pm-4:45 pm

1 stop13h 20m

$413

Los AngelesShannon

LAX - SNN

LAXSNN

Los Angeles

Sat 11/8

6:00 am-5:55 am

1 stop15h 55m

$7,096

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Best time to book a flight from Irvine to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Irvine 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 Irvine to Shannon

How far ahead should I book a flight from Irvine to Shannon, Clare?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Shannon. Price data was last updated on October 24, 2025.

Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from Irvine to Shannon, Clare. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Irvine to Shannon, Clare?

Currently, November is the cheapest month in which you can book a flight from Irvine to Shannon, Clare (average of $461). Flying from Irvine to Shannon, Clare in June is currently the most expensive (average of $755). 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.

What is the cheapest time of day to fly from IR9 to SNN?

Find hourly flight availability from Irvine to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s optimal to fly from Irvine to Shannon, Clare in the evening. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Irvine to Shannon, Clare?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Shannon. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Irvine to Shannon, Clare flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Shannon

Get insights into the airlines that provide service to Shannon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Shannon. Reviews last updated October 30, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Irvine to Shannon to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
7,999 reviews
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,996 reviews
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,034 reviews
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,488 reviews
Delta
7.9
Good
7,999 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What airport do you fly into for flights to Shannon from Irvine?

    For a flight from Irvine to Shannon, you will be flying into Shannon. Shannon (SNN) is just 2.1 mi from the center of the city. Shannon is the only Shannon airport and it handles 0 inbound flights from Irvine per day. 4 airlines have flights to Shannon from Irvine on a regular basis.

  • How long is the flight from Irvine to Shannon, Clare?

    Airlines like American Airlines fly from Irvine to Shannon, Clare in about 16h 15m. The time it takes to get you to your destination can typically vary by up to . The distance from Irvine to Shannon, Clare is about 5106 mi.

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

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

  • How can I find direct flights from Irvine to Shannon?

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

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

    Yes. Cheapflights offers flight deals from Irvine 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 Irvine to Shannon, Clare?

    Currently, November is the cheapest month in which you can book a flight from Irvine to Shannon, Clare (average of $461). Flying from Irvine to Shannon, Clare in June is currently the most expensive (average of $755). 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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Top 4 airlines flying from Irvine to Shannon

Discover the top 4 airlines that operate flights from Irvine to Shannon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$550Average$705FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$645Average$943FlexibilityNo cancel feeOn-time69%
DeltaCheapest$675Average$911FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$797Average$1,093FlexibilityNo cancel feeOn-time70%

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