Cheapest month
Up to 116%The cheapest time to travel is July (€3.57); the most expensive is November (€7.70).
Trains from Longford, Leinster to Dún Laoghaire
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- Lowest price from €11.59
- Average duration 2h 38m
- Connections per day 11
- Distance 120 km
- CO₂ per person 2 kg
train from Longford, Leinster to Dún Laoghaire
The journey from Longford, Leinster to Dún Laoghaire is about 120 km. On average a train trip takes 2h 38m with 11 connections per day.
| Lowest price | €11.59 |
|---|---|
| Trip duration | 2h 38m |
| Connections per day | 11 |
| Lowest price | €11.59 |
| Highest price | €11.59 |
| First departure | 05:38 AM |
| Last departure | 08:20 PM |
| Distance | 120 km |
| Departure | Longford, Leinster |
| Arrival | Dún Laoghaire |
| Travel operator | Irish Rail Irish Rail |
When to book from Longford, Leinster to Dún Laoghaire
These tips come from historical prices — how the average fare changes with how far ahead you book and the month you travel.
What historical fares show
Short takeaways based on median fares from Virail searches on this route — useful for seasonality and longer-run trends.
According to Virail’s historical fare data, July is typically the cheapest month to travel from Longford, Leinster to Dún Laoghaire by train, with medians around €3.57 versus about €7.70 in November (roughly a 116% swing).
Best month to book
Compare average prices by month and book when it suits you.
Carriers on this route
Learn more about carriers on this route.
Irish Rail is the national railway operator in Ireland, providing passenger services throughout the country. With an extensive network spanning over 2,400km of railway lines, Irish Rail connects major cities and villages like Dublin, Cork, Galway, and Limerick. The company operates a modern fleet of trains, including intercity and commuter services such as InterCity, Commuter and DART, and provides various ticket options to accommodate different needs and budgets.
CO₂ emissions by mode
train 8.4kg
bus 9kg
flight 24kg
carpool 19.2kg
How much CO₂ is emitted travelling by train from Longford, Leinster to Dún Laoghaire?
The train journey between Longford, Leinster and Dún Laoghaire emits 8.4kg of CO₂.
How much CO₂ do I save by taking the train between Longford, Leinster and Dún Laoghaire?
Taking the train between Longford, Leinster and Dún Laoghaire saves 15.6kg of CO₂ compared to a flight, 0.6kg compared to the bus and 10.8kg compared to the car.
FAQ
A train ticket from Longford, Leinster to Dún Laoghaire costs €11.59. Prices vary by how far ahead you book and the time of day. Tickets start from €11.59.
The cheapest ticket from Longford, Leinster to Dún Laoghaire costs €11.59. Book as early as possible and avoid peak times.
Longford, Leinster and Dún Laoghaire are 120 km apart.
The journey from Longford, Leinster to Dún Laoghaire takes about 2h 38m on average. The fastest option takes 2h 27m.
This route is served by 1 operators: Irish Rail.
There are about 11 connections per day from Longford, Leinster to Dún Laoghaire.
The first train from Longford, Leinster to Dún Laoghaire leaves at 05:38 AM. Check times on your travel date.
The last train from Longford, Leinster to Dún Laoghaire leaves at 08:20 PM. Check times on your travel date.
We recommend booking as early as possible. The train we found costs €11.59 but prices can change.
There are about 0 direct connections from Longford, Leinster to Dún Laoghaire.
The shortest train journey between Longford, Leinster and Dún Laoghaire takes 2h 27m.
Yes, there is a direct train between Longford, Leinster and Dún Laoghaire.
The train journey from Longford, Leinster to Dún Laoghaire generates 2 kg of CO₂.
According to Virail’s historical fare data, July is typically the cheapest month, with medians around €3.57, while November is among the most expensive (about €7.70).