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Ireland to United States flight

Flying From Ireland to United States: What You Need to Know

Cheapest one-way flight price NZD 364
Cheapest round-trip ticket price NZD 690
Off-season for travel May
Peak season for travel March
Popular airline Icelandair

Compare multiple airlines at once to find the best flight deals from Ireland to United States.

Airlines Flying From Ireland to United States
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Easily compare flights from Ireland to United States and find the cheapest tickets available!

Find the Cheapest Flights to United States From Ireland

Looking for affordable flights from Ireland to United States? Check out these great prices for the next 90 days, starting at just NZD 365 for a one-way ticket and NZD 492 for a round-trip.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

FAQs: Flights From Ireland to United States

  • When is it the cheapest time to fly from Ireland to United States?

    According to our flights calendar over the next 90 days, it seems the cheapest date is on 2025-04-30 for one-way flights.
  • How much is the cheapest flight ticket to United States from Ireland?

    The cheapest round-trip flight from Ireland to United States is on the route from Dublin to New York, with prices starting at NZD 443 for a round trip between 2025-04-24 and 2025-04-27.
  • How long is a flight to United States from Ireland?

    Based on our flight data, the average flight time from Ireland to United States is approximately 7 hours 26 minutes based on our most popular routes from Dublin to New York. The time may also vary depending on your destination.
  • What is the cheapest airline that flies to United States from Ireland?

    The cheapest airline flying to United States from Ireland is WestJet serving the route from Dublin to New York.
  • What airlines fly from Ireland to United States?

    Aer Lingus are airlines that fly frequently from Ireland to United States. The overall price will vary depending on your destination and travel dates. Budget airlines generally offer lower prices to Australia, but they may have limited baggage allowance, reduced onboard services, and longer commuting times to secondary airports.