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Cheap flights from Shannon to the United States from £297

SNN — LAX
18 Nov — 25 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Shannon to USA

Enter your travel dates to find the best prices.

Cheapest flights from Shannon to USA

Fri 6/1109:25 -
1 stop14h 50m
Thu 12/1121:00 -
1 stop13h 00m
Deal found 15/10£392
Sat 7/1107:50 -
1 stop12h 55m
Sat 14/1119:15 -
1 stop11h 15m
Deal found 16/10£434
Thu 5/1120:05 -
2 stops26h 55m
Thu 12/1119:15 -
1 stop16h 30m
Deal found 16/10£437
Tue 3/1120:05 -
2 stops26h 35m
Wed 11/1119:15 -
1 stop11h 15m
Deal found 17/10£438
Mon 21/1207:50 -
2 stops15h 35m
Mon 11/118:35 -
1 stop17h 10m
Deal found 17/10£439
Thu 5/1120:05 -
1 stop24h 40m
Wed 11/1119:15 -
1 stop16h 30m
Deal found 15/10£447
Wed 2/1207:50 -
2 stops15h 35m
Wed 9/1220:00 -
2 stops15h 45m
Deal found 18/10£451
Wed 4/1120:05 -
2 stops26h 35m
Sun 8/1119:15 -
2 stops16h 30m
Deal found 19/10£452
Tue 1/1220:05 -
1 stop24h 40m
Tue 8/1221:30 -
2 stops16h 55m
Deal found 17/10£453
Sun 29/1120:05 -
2 stops24h 05m
Sun 6/1221:50 -
1 stop15h 35m
Deal found 15/10£466
Thu 5/1120:05 -
1 stop25h 25m
Mon 9/1118:35 -
1 stop10h 55m
Deal found 16/10£476
Wed 2/1207:50 -
1 stop15h 50m
Wed 9/1218:25 -
1 stop12h 05m
Deal found 18/10£485

Find flight deals from Shannon to USA

Round-trip from

£392

One-way from

£297

Popular in

July

Cheapest in

November

Average price

£523
6/11-12/11
  • 6/11-12/11
  • 2 total stops
  • 27h 50m total
  • Shannon to USA
Search Deals
15/11-31/12
  • 15/11-31/12
  • 3 total stops
  • 52h 05m total
  • Shannon to USA
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£56 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Shannon to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ShannonNew York

SNN Shannon - JFK New York John F Kennedy Intl

SNNJFK

Shannon

Sun 15/11

21:00-20:05

3 stops52h 05m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£297

ShannonNew York

SNN Shannon - JFK New York John F Kennedy Intl

SNNJFK

Shannon

Thu 8/4

07:30-15:20

1 stop12h 50m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£371

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Wed 17/3

07:50-19:25

2 stops15h 35m

Boston Logan Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£388

ShannonNew York

SNN Shannon - JFK New York John F Kennedy Intl

SNNJFK

Shannon

Sun 15/11

14:40-17:20

Nonstop7h 40m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£398

ShannonNew York

SNN Shannon - JFK New York John F Kennedy Intl

SNNJFK

Shannon

Mon 30/11

14:40-17:20

Nonstop7h 40m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£415

ShannonNew York

SNN Shannon - JFK New York John F Kennedy Intl

SNNJFK

Shannon

Mon 30/11

20:05-11:20

1 stop20h 15m

New York John F Kennedy Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£421

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Sat 7/11

07:50-15:45

1 stop12h 55m

Boston Logan Intl

Sat 14/11

19:15-11:30

1 stop11h 15m

£434

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Wed 4/11

20:05-17:40

2 stops26h 35m

Boston Logan Intl

Wed 11/11

19:15-11:30

1 stop11h 15m

£438

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Thu 5/11

07:50-15:45

1 stop12h 55m

Boston Logan Intl

Thu 12/11

19:15-16:45

1 stop16h 30m

£448

ShannonBoston

SNN Shannon - BOS Boston Logan Intl

SNNBOS

Shannon

Thu 5/11

20:05-15:45

1 stop24h 40m

Boston Logan Intl

Wed 11/11

19:15-16:45

1 stop16h 30m

£449

Flights are sorted by cheapest return flights first.

Deals found on 15/10

Showing 1-10 of 33 resultsSorted by cheapest first
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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

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 £320). Flying from Shannon, Clare to USA in August is currently the most expensive (average of £620). 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?

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.

How often are flights from Shannon to the United States delayed?

About 7% of weekly flights between Shannon and United States have experienced delays in the past year, with the average delay time being 205 minutes.

What is the most punctual flight time for Shannon to the United States flights?

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

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Shannon to the United States flights?

Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 3% of flights being delayed.

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

The best time to book flights from Shannon, Clare to USA is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing USA

Get a feel of what it's like to fly with Aer Lingus from Shannon to the United States by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.3
Good
1,845 reviews
Check prices

Food

6.7

Entertainment

7.0

Boarding

7.5

Comfort

7.2

Crew

8.1

Overall

7.3

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.
Aer Lingus
7.3
Good
1,845 reviews
Aer Lingus
7.3
Good
1,845 reviews
Check prices

Food

6.7

Entertainment

7.0

Boarding

7.5

Comfort

7.2

Crew

8.1

Overall

7.3

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.

Related info for your journey

  • 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.

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

    Departing from Shannon, Clare to USA will take you 12h 55m. There are 2885 mi between Shannon, Clare and USA.

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

    When deciding which route to take from Shannon, Clare to USA consider Shannon - Providence-TFGreen, Shannon - Newark or Shannon - New York LaGuardia 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 £320). Flying from Shannon, Clare to USA in August is currently the most expensive (average of £620). 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

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Shannon to USA

AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£482Average£574FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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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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