Cheap flights from Shannon, Clare to the United States from $269

In general, November is the cheapest month to fly from Shannon, Clare to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $543. 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 $597.

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 $506. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $737. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

The cheapest time of day to fly to United States is at noon when flights can be purchased for as low as $637. Try not to purchase tickets in the morning because they tend to be around $711. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $678 when searching weeks out. 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 $451 on momondo.

There are 3 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 Delta 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 75% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 3 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 in the evening have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week which experiences the fewest number of 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 least number of delays on this route over the last 12 months; with about 1% of their flights experiencing any sort of delay.

As of March 2026, 10 flights take off from Shannon, Clare and land in United States each day. The most common flight departure time for this route is 2:00PM, with 100% of daily flights taking off in the afternoon.

70 flights are operational weekly from Shannon, Clare to United States as of March 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.