Shannon

$183+ Cheap flights from the United States 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SNN
Dec 21 — Dec 281
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Find flight deals from USA to Shannon

Cheapest flights from USA to Shannon
Explore the most affordable flight options available from USA to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2025.

This FlightHub deal was found by Cheapflights users on 11/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/97:25 pmBOS - SNN
Nonstop5h 55mAer Lingus
Wed 12/172:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 11/19$352
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/247:25 pmBOS - SNN
Nonstop5h 55mAer Lingus
Wed 12/32:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 11/18$373
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/247:25 pmBOS - SNN
Nonstop5h 55mAer Lingus
Wed 12/102:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 11/20$378
This Mytrip deal was found by Cheapflights users on 11/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:25 pmBOS - SNN
Nonstop5h 55mAer Lingus
Thu 12/42:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 11/18$379
This FlightHub deal was found by Cheapflights users on 11/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:25 pmBOS - SNN
Nonstop5h 55mAer Lingus
Wed 12/32:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 11/18$382
This American Airlines deal was found by Cheapflights users on 11/20. 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 12/36:25 pmJFK - SNN
1 stop12h 05mAmerican Airlines
Tue 12/97:50 amSNN - JFK
1 stop15h 50mAmerican Airlines
Deal found 11/20$395
This American Airlines deal was found by Cheapflights users on 11/19. 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 12/57:15 pmBOS - SNN
1 stop15h 30mAmerican Airlines
Sun 12/77:50 amSNN - BOS
1 stop19h 05mAmerican Airlines
Deal found 11/19$395
This American Airlines deal was found by Cheapflights users on 11/18. 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 12/27:15 pmBOS - SNN
1 stop16h 30mAmerican Airlines
Tue 12/97:50 amSNN - BOS
1 stop16h 55mAmerican Airlines
Deal found 11/18$396
This American Airlines deal was found by Cheapflights users on 11/19. 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 12/57:38 pmEWR - SNN
2 stops15h 07mAmerican Airlines
Wed 12/107:50 amSNN - EWR
2 stops19h 51mAmerican Airlines
Deal found 11/19$410
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:25 pmBOS - SNN
Nonstop5h 55mAer Lingus
Wed 12/102:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 11/19$410
This FlightHub deal was found by Cheapflights users on 11/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:25 pmBOS - SNN
Nonstop5h 55mAer Lingus
Wed 12/32:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 11/20$411
This FlightHub deal was found by Cheapflights users on 11/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:25 pmBOS - SNN
Nonstop5h 55mAer Lingus
Sat 12/62:45 pmSNN - BOS
Nonstop7h 05mAer Lingus
Deal found 11/19$412

Cheap flight deals from USA to Shannon

Keep the following information in mind while searching for USA to Shannon flight deals. Data was last updated November 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$346
(Expedia)

One-way from

$183
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$499

Good round-trip deal

$416 or less

Good one-way deal

$268 or less
Provider with most accurate pricing for New York (NYC)-Shannon flight deals.
Provider most trusted by Cheapflights users for New York (NYC)-Shannon flights.
From USA to Shannon
One-way flight from USA to Shannon
Highest demand for flights based on searches. 9% potential increase in price ($72 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($32 potential savings vs. average RT price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from USA to Shannon.
Price to beat on a one-way flight from USA to Shannon.

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA 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 November 21, 2025.
Use the filters below to find and compare flights from the United States to Shannon that are best for you.

Fly from

USA

Fly to

Shannon

Route

Depart

Return

Price

New YorkShannon

JFK - SNN

JFKSNN

New York John F Kennedy Intl

Wed 12/3

6:25 pm-11:30 am

1 stop12h 05m

Shannon

Tue 12/9

7:50 am-6:40 pm

1 stop15h 50m

$395

New YorkShannon

JFK - SNN

JFKSNN

New York John F Kennedy Intl

Thu 1/8

7:10 pm-11:30 am

1 stop11h 20m

Shannon

Sun 1/11

7:50 am-8:05 pm

1 stop17h 15m

$395

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Wed 1/14

6:55 pm-4:45 pm

1 stop16h 50m

Shannon

Mon 1/19

7:50 am-9:55 pm

1 stop19h 05m

$395

NewarkShannon

EWR - SNN

EWRSNN

Newark

Wed 1/28

5:20 pm-4:45 pm

2 stops18h 25m

Shannon

Fri 2/6

7:50 am-10:59 pm

2 stops20h 09m

$409

New YorkShannon

JFK - SNN

JFKSNN

New York John F Kennedy Intl

Wed 12/3

6:30 pm-5:55 am

Nonstop6h 25m

Shannon

Tue 12/9

2:00 pm-4:25 pm

Nonstop7h 25m

$451

New YorkShannon

JFK - SNN

JFKSNN

New York John F Kennedy Intl

Wed 12/10

1:59 pm-6:20 am

1 stop11h 21m

Shannon

Mon 12/15

2:00 pm-4:25 pm

Nonstop7h 25m

$457

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Fri 12/5

7:25 pm-6:20 am

Nonstop5h 55m

Shannon

Thu 12/11

2:00 pm-8:07 pm

1 stop11h 07m

$463

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Mon 4/27

8:30 pm-4:10 pm

1 stop13h 40m

Shannon

Wed 5/6

9:15 pm-2:40 pm

1 stop23h 25m

$469

ChicagoShannon

ORD - SNN

ORDSNN

Chicago O'Hare Intl

Tue 2/10

2:50 pm-11:30 am

2 stops14h 40m

Shannon

Tue 2/17

7:50 am-8:15 pm

2 stops18h 25m

$483

BostonShannon

BOS - SNN

BOSSNN

Boston Logan Intl

Sat 12/6

1:40 pm-5:55 am

1 stop11h 15m

Shannon

Wed 12/10

2:45 pm-4:50 pm

Nonstop7h 05m

$486

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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Best time to book a flight from USA to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from USA 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 the United States to Shannon

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

Currently, September is the cheapest month in which you can book a flight from USA to Shannon, Clare (average of $292). Flying from USA to Shannon, Clare in June is currently the most expensive (average of $475). 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 US to SNN?

Find hourly flight availability from USA 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 November 21, 2025.

One of the essential ways to save on airfare from USA to Shannon, Clare is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 13% on airfare.

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

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

Travelers seeking maximum savings on their USA to Shannon, Clare flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights $[0, preposition:'from ']$[0, article:'from ']$[0, place:'from'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] delayed?

About 30% of weekly flights between $[0, place:'genitive'] and $[1, place:'genitive'] have experienced delays in the past year, with the average delay time being 171 minutes.

What is the most punctual flight time for $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

Which airline has the best punctuality record on $[0,article:'genitive ']$[0,place:'genitive'] $[1, preposition:'to ']$[1, article:'to ']$[1, place:'to'] flights?

Over the last year, Air Antilles have had the lowest number of delays on this route, with no flights being classified as delayed.

The best insider tips for theUnited States to Shannon flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Shannon trip
Airlines
United Airlines

United's Polaris Business Class offers lie-flat seats and Saks Fifth Avenue bedding for restful long-haul travel.


United's Premium Plus offers larger seats, extra legroom, and upgraded meals on international routes.

Aer Lingus

Aer Lingus offers pre-clearance of US immigration in Dublin, saving time upon arrival.


Aer Lingus' Business Class includes lie-flat seats and complimentary Wi-Fi on transatlantic flights.

American Airlines

American's Flagship Business provides 6'7" lay-flat beds and direct aisle access for long-haul comfort.


American's Premium Economy offers 18.5" seats with 8" recline, ideal for long-haul flights.

Delta

Delta's Delta One offers 180-degree flat-bed seats with duvets on long-haul flights.


Delta's Premium Select offers larger seats, extra legroom, and priority services on long-haul routes.

JetBlue

JetBlue's Mint offers lie-flat seats and high-end dining on select transatlantic routes.


JetBlue's Even More Space seats provide up to 38 inches of legroom and early boarding.

KLM

KLM's Economy Comfort offers 4 extra inches of legroom, enhancing comfort on long-haul flights.


KLM's 787 Dreamliner has lower cabin altitude, reducing fatigue on long flights.

Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines and Delta

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Evie Carrick

Evie Carrick

Expert on Aer Lingus

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Marisa Garcia

Marisa Garcia

Expert on American Airlines

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Blane Bachelor

Blane Bachelor

Expert on JetBlue

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on KLM

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more

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 November 21, 2025.
Read reviews from past customers who have flown Delta, Air France, and United Airlines from the United States to Shannon. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from USA 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 United States?

    For a flight from United States to Shannon, you will be flying into Shannon. Shannon (SNN) is just 2.1 mi from the center of the city.

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

    There are many flights that can get you from USA to Shannon, Clare in 6h 25m. Fly via American Airlines, Aer Lingus, or United Airlines to get the fastest option. The distance between USA and Shannon, Clare is about 3072 mi. This flight may include one or multiple stops.

  • What are the most popular routes from USA to Shannon, Clare?

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from USA to Shannon, Clare (average of $292). Flying from USA to Shannon, Clare in June is currently the most expensive (average of $475). 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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Alternative routes for USA to Shannon

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from USA to Shannon

Discover the top 9 airlines that operate flights from USA 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 November 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$244Average$774FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$361Average$688FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$377Average$708FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$378Average$796FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$396Average$726FlexibilityNo cancel feeOn-time71%
KLMCheapest$423Average$701FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$592Average$851FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$670Average$956FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$791Average$1,016FlexibilityNo cancel feeOn-time62%

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