$321+ Cheap flights from Trenton, NJ (TTN) to Ireland
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — DUB
Feb 1 — Feb 81
1 adult, Economy
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Best flights from Trenton to IrelandDiscover carefully curated flight deals from Trenton to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 2, 2026.
Discover carefully curated flight deals from Trenton to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 12/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1412:45 pmTTN - DUB
2 stops23h 15mMultiple Airlines
Sat 2/211:45 pmDUB - TTN
1 stop14h 54mMultiple Airlines
Deal found 12/31![Multiple Airlines logo]()
$1,046
Find flight deals from Trenton to Ireland
Keep the following information in mind while searching for Trenton to Ireland flight deals. Data was last updated January 2, 2026.
Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $1,046 (Kiwi.com) |
One-way from | $321 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $460 |
Cheapflights Fare Finder
Customize your flight search to find flights from Trenton to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 2, 2026.
Use the filters below to find and compare flights from Trenton to Ireland that are best for you.
Fly from
Trenton
Fly to
Ireland
Route
Depart
Return
Price
TrentonDublin
TTN - DUB
TTNDUB
Trenton-Mercer
Sat 2/14
12:45 pm-5:00 pm
2 stops23h 15m
Dublin
Sat 2/21
1:45 pm-11:39 pm
1 stop14h 54m
$1,046
TrentonDublin
TTN - DUB
TTNDUB
Trenton-Mercer
Sun 3/15
6:00 am-11:05 am
3 stops49h 05m
$321
Best time to book a flight from Trenton to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from Trenton with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
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, February is the cheapest month in which you can book a flight from Trenton, New Jersey to Ireland (average of $242). Flying from Trenton, New Jersey to Ireland in June is currently the most expensive (average of $433). 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.