Cheap flights from Shannon, Clare to the United States from €241

The cheapest month to fly to United States from Shannon, Clare is in November. Flight prices, which tend to average around €459, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to United States from Shannon, Clare during September instead. Flights to United States in September, while not as cheap as those in November, still average around €505.

According to our data, Thursday is the cheapest day to fly to United States from Shannon, Clare. The lowest ticket price found for a Thursday departure recently was €535. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Shannon, Clare to United States for around €679.

Our data shows that the cheapest Shannon, Clare to United States flights are usually those with departure times at midday. Our users have found flights to United States at midday for as low as €553. Flights in the morning are often more expensive, with an average ticket price of €646.

Fly from Shannon to Boston Logan Intl for the best Shannon - United States flight prices

You are more likely to see cheaper flights to United States from Shannon, Clare when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around €561 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Shannon, Clare for as low as €381 on momondo.

There are 2 cabin classes available to choose from on Shannon to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Aer Lingus, British Airways, and American Airlines are the most popular carriers operating from Shannon to United States

Aer Lingus, United Airlines and Lufthansa are the top three most popular airlines that fly to United States from Shannon, Clare according to our data. Aer Lingus is the first choice among our users, with 68% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 8 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

Historically, on average around 5% of flights between Shannon and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 172 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 1% of their flights experiencing any sort of delay.

4 flights are operational daily from Shannon, Clare to United States as of February 2026. The most popular departure time for this route is 14:00, with 100% of flights per day taking off in the afternoon.

The number of flights available between Shannon, Clare and United States is 28 per week as of February 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.