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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

See What You're Missing

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

71% off San Francisco → Cancun ($391)$391
🇺🇸From San Francisco

71% off San Francisco → Cancun ($391)

Nonstop SFO to Cancun at 71% below typical, plus $137 Seattle and $179 Vancouver fares to grab before Thanksgiving.

Nov 6
Los Angeles to Rome for $707?$707
🇺🇸From Los Angeles

Los Angeles to Rome for $707?

LAX → Rome is 67% below typical, plus Tokyo from $741 (66% below typical) and Seattle for just $158.

Nov 6
76% off US Cities → Dallas ($38)$38

76% off US Cities → Dallas ($38)

Las Vegas to Dallas at $38 round-trip is 76% below typical, plus Denver to LA for $46 and Seattle to Cancun for $567 (63% below typical).

Nov 6
48% off New York → Madrid ($554)$554
🇺🇸From New York

48% off New York → Madrid ($554)

JFK to Madrid is 48% below typical at $554 round-trip, plus Nassau and Aruba beach escapes from $310 to beat the winter chill.

Nov 6
74% off Washington DC → San Juan ($183)$183
🇺🇸From Washington DC

74% off Washington DC → San Juan ($183)

BWI to San Juan is $183 round-trip, 74% below typical, plus a $209 DCA → Miami fare and $678 Dulles → Lisbon to chase.

Nov 6
74% off Boston → Madrid ($495)$495
🇺🇸From Boston

74% off Boston → Madrid ($495)

Madrid is 74% below typical at $495 round-trip, plus Punta Cana at 70% off and a Cancun escape for just $351.

Nov 6

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Tips for Finding Cheap Flights to Dublin

Fly to Dublin From

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

Other Popular Destinations

🎰Flights to Las Vegas→🗽Flights to New York→🌴Flights to Miami→🎢Flights to Orlando→🌆Flights to Chicago→🤠Flights to Houston→

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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