Cheap flights from Trenton to Dublin from £257
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Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
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How much do flights to Dublin cost?
Cheapest one-way trip | £257 |
|---|---|
Cheapest round-trip | £718 |
Average round-trip | £817 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
Getting from Dublin airport to the city center
Fastest options: Aircoach and Dublin Express coaches. Best value: Dublin Bus routes 16 and 41.
Transport Option | Typical time | Typical cost | Frequency | Best for |
|---|---|---|---|---|
25-45 min | €8-€12 (single fare; return tickets available) | every 15–30 min (traffic dependent) | direct to city center hotels | |
25-40 min | €7-€10 (single fare; discounts for online booking) | every 15–30 min (traffic dependent) | O'Connell Street and Heuston | |
40-60 min | €2-€4 (Leap Card or contactless payment) | every 10–20 min (traffic dependent) | budget travelers | |
25-50 min | €25-€40 (metered; varies by traffic and destination) | on-demand 24/7 (traffic dependent) | door-to-door convenience | |
25-50 min | €20-€45 (surge pricing may apply) | on-demand 24/7 (traffic dependent) | app-based booking | |
25-45 min | €45-€80 (pre-booked; fixed price) | pre-booked (traffic dependent) | groups and families | |
25-50 min | €35-€80 (per day; varies by provider) | on-demand (traffic dependent) | exploring beyond Dublin |
Notes:
- Prices in EUR; table created in 2025 and subject to change.
- Leap Card offers discounted fares on Dublin Bus and other public transport services.
- Express coaches operate 24/7 with reduced frequency during night hours.
- Taxi ranks are located outside both Terminal 1 and Terminal 2.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to Dublin
Check-in for a flight from Trenton to Dublin
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| Frontier Airlines | FFT | F9 | No |
| Aer Lingus | EIN | EI | No |
| Spirit Airlines | NKS | NK | No |
| Ryanair | RYR | FR | No |
| JetBlue Airways | JBU | B6 | No |
Online check-in is not available for these airlines.
Weather in Dublin
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 7°C | 4°C |
| February | 8°C | 4°C |
| March | 9°C | 4°C |
| April | 10°C | 5°C |
| May | 13°C | 8°C |
| June | 16°C | 10°C |
| July | 17°C | 12°C |
| August | 17°C | 12°C |
| September | 15°C | 11°C |
| October | 13°C | 9°C |
| November | 10°C | 6°C |
| December | 8°C | 5°C |
14 day forecast
Frequently asked questions
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