Cheap Flights to Dublin Airport
Planning a trip to Ireland? Discover cheap flights to Dublin Airport (DUB), Ireland’s main international gateway and one of Europe’s key transatlantic hubs.
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or request an offerAbout Dublin Airport (DUB)
Dublin Airport is located in Collinstown, seven kilometers north of Dublin city center, and is operated by DAA (Dublin Airport Authority). Opened in 1940 and handling a record 36.4 million passengers in 2025, the airport serves as a hub for Aer Lingus and Aer Lingus Regional, and as the operating base for Ryanair, Ireland’s largest carrier by volume. Two 100,000 square meter terminals serve passengers across 255,000 flights annually, with US CBP pre-clearance available for travelers to the United States.
Airport code
DUB (ICAO: EIDW)
Location
Collinstown, Santry, County Dublin, Ireland
Airlines serving
Aer Lingus (hub), Ryanair (base), British Airways, United, Delta, American, Emirates, and 38+ others
Popular Routes to and from Dublin
London Heathrow anchors Dublin’s busiest routes, alongside extensive US connections from Aer Lingus and US carriers.
Route Type
Popular Connections
United States
New York (JFK), Boston, Chicago, Los Angeles, Miami, San Francisco
Long Haul
Shanghai (longest, 11h 45m), Toronto, Dubai
Best Time to Book Cheap Flights
Booking 4 to 8 weeks ahead generally offers good value for most routes into Dublin. The peak summer tourist season from June through August sees the strongest demand, so booking further ahead is recommended for travel during that period.
About Dublin
Dublin is Ireland’s vibrant capital, celebrated for its literary heritage, lively pub culture, and Georgian architecture. Home to Trinity College and the Book of Kells, Dublin blends a rich historical past with a thriving contemporary tech and business scene, making it one of Europe’s most visited cities year-round.
Things to Know When Flying Into Dublin
Dublin Airport is the 4th best-connected EU airport to the US, with 5 airlines flying to 24 US cities on over 260 weekly flights.
US CBP pre-clearance is available at Dublin, allowing US-bound passengers to clear customs and immigration before departure — arriving as domestic passengers in the US.
Ryanair is the largest airline by weekly departures (around 837 per week), while Aer Lingus is the second largest.
Terminal 1 serves Ryanair and many other carriers; Terminal 2 is used by Aer Lingus and most international long-haul airlines.
FAQs — Flights to International Airport
Dublin Airport is a hub for Aer Lingus and Aer Lingus Regional, and an operating base for Ryanair, with 44 to 47 airlines connecting to 201 destinations in 43 countries.
Yes, Dublin Airport is the 4th best-connected EU airport to the US, with 5 airlines serving over 260 flights per week to 24 US destinations including New York, Boston, Chicago, Los Angeles, and Miami.
Dublin Airport handled a record 36.4 million passengers in 2025, its busiest year ever and a 5.1% increase on 2024.
Dublin is Ireland's vibrant capital, known for its literary heritage, lively pub culture, historic Georgian architecture, Trinity College, and as the island's main hub for business, culture, and tourism.
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