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Cheap Flights to Dublin

Pubs, literary history & dramatic coastline — with excellent fares from the US East Coast

Flight Deals to Dublin

Dublin is one of the cheapest European cities to reach from the US, thanks to fierce competition and Aer Lingus's extensive transatlantic network. The city offers legendary pubs, literary history, and serves as a perfect base for exploring Ireland's stunning countryside — the Wild Atlantic Way, Cliffs of Moher, and Ring of Kerry are all within reach.

Best Time to Fly to Dublin

November through March offers the cheapest flights. April-May has lovely spring weather with decent fares.

This Week's Picks

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Real deals from this week - subscribers get these and more, every Friday.

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London to New York from just £515

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Tips for Finding Cheap Flights to Dublin

Aer Lingus flies nonstop from many US cities with free checked bags
Dublin has US Preclearance — you clear immigration before boarding, arriving as domestic
Boston and the NYC area consistently have the cheapest Dublin fares
Consider Dublin as a stopover — Aer Lingus allows free Dublin stopovers on connecting flights
Ryanair offers ultra-cheap flights from Dublin to the rest of Europe

Fly to Dublin From

🇺🇸Boston→🇺🇸New York→🇺🇸Chicago→🇺🇸Philadelphia→🇺🇸Washington DC→

Frequently Asked Questions

What is the cheapest flight to Dublin?

Roundtrip flights from Boston and NYC regularly drop to $300-400, with error fares occasionally below $250. Aer Lingus and Norwegian compete heavily on East Coast routes.

What is US Preclearance?

Dublin Airport has US immigration facilities. You clear customs before boarding your flight, meaning you arrive in the US as a domestic passenger — no immigration lines on arrival.

When is the best time to visit Dublin?

May through September offers the longest days and mildest weather. June-August is warmest but also busiest. March is great for St. Patrick's Day celebrations.

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