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Cheap flights from Shannon to the United States from £346

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/4. Fares are subject to change and may not be available on all flights or dates of travel.
SNN — LAX
20 Apr — 27 Apr1
1 adult

Cheap flight deals from Shannon to USA

Keep the following information in mind while searching for Shannon to USA flight deals. Data was last updated 15 April 2025.

Round-trip from

£356

Popular in

December

Cheapest in

January

Average price

£468

Good round-trip deal

£412 or less
Lufthansa
  • Lufthansa
  • 25/4-4/5
  • Nonstop
  • 13h 40m total
  • Shannon to USA
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Highest demand for flights based on searches. 3% potential increase in price (£14 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Shannon to USA.
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Find flight deals from Shannon to USA

Cheapest flights from Shannon to USA
Explore the most affordable flight options available from Shannon to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Mon 21/412:30SNN - EWR
Nonstop7h 10mLufthansa
Mon 28/422:45EWR - SNN
Nonstop6h 30mLufthansa
Deal found 13/4£346
Thu 8/512:30SNN - EWR
Nonstop7h 10mUnited Airlines
Mon 26/506:00EWR - SNN
1 stop20h 30mUnited Airlines
Deal found 14/4£361
Mon 16/609:30SNN - LGA
1 stop14h 50mUnited Airlines
Wed 16/706:25LGA - SNN
1 stop20h 05mUnited Airlines
Deal found 14/4£366
Mon 5/522:15SNN - SWF
2 stops24h 50mMultiple Airlines
Thu 8/519:15SWF - SNN
2 stops22h 45mMultiple Airlines
Deal found 15/4£422
Sat 10/517:30SNN - PHL
1 stop27h 55mBritish Airways
Sat 17/519:55PHL - SNN
1 stop10h 25mBritish Airways
Deal found 15/4£502
Fri 30/513:05SNN - PHL
2 stops27h 55mDelta
Fri 6/606:38PHL - SNN
2 stops23h 32mDelta
Deal found 15/4£542
Fri 30/509:30SNN - PHL
1 stop13h 01mUnited Airlines
Fri 6/618:35PHL - SNN
1 stop31h 55mUnited Airlines
Deal found 15/4£582
Thu 6/1107:45SNN - EWR
1 stop11h 15mBritish Airways
Mon 10/1118:35EWR - SNN
1 stop11h 55mBritish Airways
Deal found 14/4£589
Mon 5/507:40SNN - LGA
2 stops16h 25mAir Canada
Thu 8/520:45LGA - SNN
2 stops18h 50mAir Canada
Deal found 15/4£647
Wed 30/412:30SNN - PHX
1 stop18h 00mLufthansa
Sun 4/506:15PHX - SNN
1 stop20h 00mLufthansa
Deal found 14/4£654
Wed 30/412:30SNN - PHX
2 stops18h 13mUnited Airlines
Sun 4/507:25PHX - SNN
2 stops18h 50mUnited Airlines
Deal found 14/4£659
Sat 31/513:05SNN - AUS
1 stop27h 00mDelta
Sat 7/608:00AUS - SNN
2 stops21h 10mDelta
Deal found 15/4£711

Cheapflights Fare Finder

Customise your flight search to find flights from Shannon to USA 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 858,174 searches. Data last updated 15 April 2025.
Use the filters below to find and compare flights from Shannon to the United States that are best for you.

Fly from

Shannon

Fly to

USA

Route

Depart

Return

Price

ShannonNewark

SNN - EWR

SNNEWR

Shannon

Fri 25/4

12:30-14:40

Nonstop7h 10m

Newark

Sun 4/5

22:45-10:15

Nonstop6h 30m

£356

ShannonNewark

SNN - EWR

SNNEWR

Shannon

Thu 8/5

12:30-14:40

Nonstop7h 10m

Newark

Mon 26/5

06:00-07:30

1 stop20h 30m

£361

ShannonNew York

SNN - LGA

SNNLGA

Shannon

Mon 16/6

09:30-19:20

1 stop14h 50m

New York LaGuardia

Wed 16/7

06:25-07:30

1 stop20h 05m

£366

ShannonNew Windsor

SNN - SWF

SNNSWF

Shannon

Mon 5/5

22:15-18:05

2 stops24h 50m

New Windsor Stewart

Thu 8/5

19:15-23:00

2 stops22h 45m

£422

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Sat 10/5

17:30-16:25

1 stop27h 55m

Philadelphia

Sat 17/5

19:55-11:20

1 stop10h 25m

£502

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Fri 30/5

13:05-12:00

2 stops27h 55m

Philadelphia

Fri 6/6

06:38-11:10

2 stops23h 32m

£542

ShannonPhiladelphia

SNN - PHL

SNNPHL

Shannon

Fri 30/5

09:30-17:31

1 stop13h 01m

Philadelphia

Fri 6/6

18:35-07:30

1 stop31h 55m

£582

ShannonNewark

SNN - EWR

SNNEWR

Shannon

Sat 26/4

17:30-22:07

2 stops33h 37m

Newark

Mon 5/5

21:25-20:35

1 stop18h 10m

£608

ShannonNew York

SNN - LGA

SNNLGA

Shannon

Mon 5/5

07:40-19:05

2 stops16h 25m

New York LaGuardia

Thu 8/5

20:45-20:35

2 stops18h 50m

£647

ShannonPhoenix

SNN - PHX

SNNPHX

Shannon

Wed 30/4

12:30-22:30

1 stop18h 00m

Phoenix Sky Harbor Intl

Sun 4/5

06:15-10:15

1 stop20h 00m

£654

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 29 results
1
2
3

Best time to book a flight from Shannon to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Shannon with our price prediction graph.
Estimated return 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 Shannon to the United States

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

Currently, January is the cheapest month in which you can book a flight from Shannon, Clare to USA (average of £575). Flying from Shannon, Clare to USA in July is currently the most expensive (average of £811). 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 SNN to US?

Find hourly flight availability from Shannon to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Shannon, Clare to USA as you normally would.

Rainfall in USA by month

Plan your trip to USA by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in USA ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit USA when rainfall is around 71.0 mm.

Temperature in USA by month

Plan your trip to USA by taking into account the average temperature totals by month.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated 15 April 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and JetBlue from Shannon to USA to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,917 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,658 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
JetBlue
7.3
Good
2,926 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,127 reviews
Delta
8.0
Very Good
7,917 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Shannon to USA. 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 from for flights from Shannon to United States?

    Most people fly from Shannon (SNN) if they book a flight from Shannon to United States. Shannon is conveniently located just 2.1 mi from Shannon’s city center.

  • What are the cheapest airlines to fly from Shannon, Clare to USA one-way?

    One-way options have recently been found by users for as low as £571 on British Airways. Other airlines that offer cheap prices include Delta from £797 and Lufthansa from £840 one-way.

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

    When deciding which route to take from Shannon, Clare to USA consider Shannon - Newark, Shannon - Austin Bergstrom or Shannon - Honolulu as they are the most popular.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Shannon, Clare to USA (average of £575). Flying from Shannon, Clare to USA in July is currently the most expensive (average of £811). 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

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Top airline flying from Shannon to USA

Discover the top airline that operate flights from Shannon to USA. 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 858,174 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£295Average£423FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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Why should you use Cheapflights to find cheap flight tickets from Shannon to USA?

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Can Cheapflights find flights from Shannon to USA with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Shannon to USA, users can toggle the no change fees filter when performing a flight search.

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