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

Currently, February is the cheapest month in which you can book a flight from USA to Shannon, Clare (average of $533). Flying from USA to Shannon, Clare in June is currently the most expensive (average of $933). 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.

In terms of precipitation, rainfall in Shannon, Clare ranges from 2.3 - 4.1 inches per month. October is typically the wettest month, when rainfall can reach 4.1 in. April is typically the driest time to visit Shannon, Clare when rainfall is around 2.3 in.

If weather is an important factor for your trip to Shannon, Clare, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

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

Most travelers choose New York John F Kennedy Intl - Shannon, Newark - Shannon or Boston Logan Intl - Shannon when deciding on the best route from USA to Shannon, Clare.

What are the most popular airlines that fly from USA to Shannon, Clare?

The most popular airlines flying from USA to Shannon, Clare are American Airlines, British Airways and Delta. Something to consider prior to booking your flight.

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

To save on the cost of your flight from USA to Shannon, Clare, book at least 52 days before your planned departure. Booking around this time can save you about 64% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $568 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $805.

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

The best pricing can be found in the month of March. Prices to Shannon, Clare from USA average $672. You can even find prices in March for less than $672, as users have found deals to Shannon, Clare from as low as $411. The month of December appears to be one of the more expensive times to travel to Shannon, Clare from USA. Flying in the targeted month can save you up to 38%.

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

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

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.

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.

$165+ Cheap Flights from the United States to Shannon

Round-trip from	$377 (United Airlines)
One-way from	$165 (United Airlines)
Popular in	December
Cheapest in	March
Average price	$597
Good round-trip deal	$393 or less
Good one-way deal	$279 or less

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.

Read more about United Airlinesby Harriet Baskas

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.

Read more about Aer Lingusby Evie Carrick

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.

Read more about American Airlinesby Marisa Garcia

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.

Read more about JetBlueby Blane Bachelor

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.

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$244	Average$765	FlexibilityNo cancel fee	On-timeN/A
Air France	Cheapest$377	Average$709	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$392	Average$818	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$396	Average$783	FlexibilityNo cancel fee	On-time71%
Aer Lingus	Cheapest$409	Average$743	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$421	Average$985	FlexibilityNo cancel fee	On-time70%
KLM	Cheapest$511	Average$700	FlexibilityNo cancel fee	On-time75%
Lufthansa	Cheapest$614	Average$875	FlexibilityNo cancel fee	On-time76%
JetBlue	Cheapest$782	Average$946	FlexibilityNo cancel fee	On-time62%

$165+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.

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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 August 14, 2025.

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Cheapest flights from USA to ShannonExplore 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 August 14, 2025.

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 August 14, 2025.

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The best insider tips for theUnited States to Shannon flights

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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.

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?

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 August 14, 2025.

Reviews of airlines servicing Shannon

Read reviews from past customers who have flown Delta, United Airlines, and American 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.

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?

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?

How can I find direct flights from USA to Shannon?

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

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

Traveling to a place near Shannon?

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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 August 14, 2025.