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Cheap flights from Trenton, NJ (TTN) to Ireland

TTN — DUB
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Trenton to Ireland

Keep the following information in mind while searching for Trenton to Ireland flight deals. Data was last updated July 3, 2025.

Popular in

June

Cheapest in

January

Average price

$661
Highest demand for flights based on searches. 12% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Cheapflights Insights

Everything you need to know about your flight from Trenton to Ireland

What is the cheapest month to book a flight from Trenton, New Jersey to Ireland?

Currently, November is the cheapest month in which you can book a flight from Trenton, New Jersey to Ireland (average of $509). Flying from Trenton, New Jersey to Ireland in June is currently the most expensive (average of $929). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Trenton to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Trenton to Ireland?

    For a flight from Trenton to Ireland, you will be flying from Trenton-Mercer. Trenton-Mercer (TTN) is just 4.8 mi from the center of the city.

  • Can I find deals for flights from Trenton to Ireland that include hotel bookings?

    Yes. In addition to deals on Trenton to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Trenton to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Trenton to Ireland.

  • Can I find deals for business class flights from Trenton to Ireland?

    Yes. Cheapflights offers flight deals from Trenton to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Trenton, New Jersey to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Trenton, New Jersey to Ireland (average of $509). Flying from Trenton, New Jersey to Ireland in June is currently the most expensive (average of $929). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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