Cheap flights from Shannon (SNN)

Mid-west Ireland gateway with US preclearance

Shannon Airport is on the Shannon Estuary in County Clare, about 24 km from Limerick and 90 km from Galway. It's a key transatlantic gateway with US Customs and Border Protection preclearance, hosting Aer Lingus and seasonal United flights to North America alongside Ryanair European service to Stansted, Manchester and the Mediterranean.

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Airlines flying from Shannon (SNN)

Major carriers: Aer Lingus, Ryanair, United Airlines, Delta Air Lines. Low-cost carriers: Ryanair.

Popular destinations from Shannon (SNN)

Frequently asked questions

What is the cheapest season to fly from Shannon?
January, February and early November are usually the cheapest for both European and transatlantic routes from SNN. Summer and late December peak hard, especially on US-bound services. The Flightmussy 12-month heatmap shows the single cheapest week at a glance with no signup needed.
Are there direct flights from Shannon to the US?
Yes. Aer Lingus runs year-round nonstops from SNN to New York JFK and Boston, plus seasonal Newark service. United operates seasonal SNN-EWR. Shannon offers full US preclearance, so passengers clear US immigration before departure and arrive domestic. Flightmussy filters direct-only fares quickly.
How far is Shannon Airport from Limerick and Galway?
Shannon Airport is about 24 km west of Limerick, roughly 25 minutes by car or via Bus Eireann route 343. Galway is around 90 km north, about 90 minutes by car or coach. SNN often beats DUB on parking and drive time for the mid-west and west of Ireland.
When should I book Shannon to New York flights?
Book SNN-JFK roughly 8-12 weeks ahead for the best Aer Lingus fares, or 4-6 months out for summer. Tuesday and Wednesday departures usually price below weekends. Flightmussy's free fare heatmap compares all 12 months at once so you can shift dates by a few days for a cheaper week.

Other airports in Ireland

About Flightmussy

Flightmussy is a free flight meta-search built by one person in Oslo. No signup, no ads, no tracking, no email capture. Compare fares across airlines and see 12 months of prices at a glance — including low-cost carriers Google Flights often deprioritises (Widerøe, Wizz Air, Norwegian, Ryanair). Pay with a card at the airline, or use the Crypto button on any result to check out in BTC, ETH, USDT, BNB or AVA via Travala.

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