Cheapest month
Up to 94%The cheapest time to travel is April (€3.61); the most expensive is May (€7.01).
Trains from Cobh to Dún Laoghaire
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- Average duration 4h 58m
- Connections per day 13
- Distance 217 km
- CO₂ per person 3 kg
train from Cobh to Dún Laoghaire
The journey from Cobh to Dún Laoghaire is about 217 km. On average a train trip takes 4h 58m with 13 connections per day.
| Trip duration | 4h 58m |
|---|---|
| Connections per day | 13 |
| First departure | 06:00 AM |
| Last departure | 06:30 PM |
| Distance | 217 km |
| Departure | Cobh |
| Arrival | Dún Laoghaire |
| Travel operator | Irish Rail Irish Rail |
When to book from Cobh 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, April is typically the cheapest month to travel from Cobh to Dún Laoghaire by train, with medians around €3.61 versus about €7.01 in May (roughly a 94% 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 15.19kg
bus 16.27kg
flight 43.4kg
carpool 34.72kg
How much CO₂ is emitted travelling by train from Cobh to Dún Laoghaire?
The train journey between Cobh and Dún Laoghaire emits 15.19kg of CO₂.
How much CO₂ do I save by taking the train between Cobh and Dún Laoghaire?
Taking the train between Cobh and Dún Laoghaire saves 28.21kg of CO₂ compared to a flight, 1.08kg compared to the bus and 19.53kg compared to the car.
FAQ
Cobh and Dún Laoghaire are 217 km apart.
The journey from Cobh to Dún Laoghaire takes about 4h 58m on average. The fastest option takes 4h 53m.
This route is served by 1 operators: Irish Rail.
There are about 13 connections per day from Cobh to Dún Laoghaire.
The first train from Cobh to Dún Laoghaire leaves at 06:00 AM. Check times on your travel date.
The last train from Cobh to Dún Laoghaire leaves at 06:30 PM. Check times on your travel date.
There are about 0 direct connections from Cobh to Dún Laoghaire.
The shortest train journey between Cobh and Dún Laoghaire takes 4h 53m.
Yes, there is a direct train between Cobh and Dún Laoghaire.
The train journey from Cobh to Dún Laoghaire generates 3 kg of CO₂.
According to Virail’s historical fare data, April is typically the cheapest month, with medians around €3.61, while May is among the most expensive (about €7.01).