Elron trains

Elron runs almost all passenger trains in Estonia, connecting Tallinn with the rest of the country on a fleet of modern Stadler Flirt trains. If you are travelling around Estonia by train, on an Interrail or Eurail pass or a standard ticket, Elron is the operator you will be using.

Elron's network splits into electric trains, used on suburban routes around Tallinn, and diesel trains, used on the longer domestic routes out to Tartu, Valga, Pärnu, Viljandi, Narva, Riisipere and Paldiski. Both types come with air conditioning, power sockets, wifi and space for bikes, so the difference for most travellers is really about distance and speed rather than comfort.

Second class is where the practical advice matters most. On Elron trains, second class exists on every service, and Interrail and Eurail pass holders do not need, and cannot even get, a seat reservation for it. You simply board with a valid pass and take any free seat, which makes Estonia one of the more relaxed countries to travel around on a rail pass.

First class works differently, and it is only available on the longer diesel, long-distance services, not on the Tallinn suburban trains. If you want to travel first class, a seat reservation is compulsory. The reservation itself is free, since the cost is already built into the first class fare, but the process is unusual: it typically cannot be arranged online through the standard Interrail or Eurail reservation system, or at a ticket counter or station. Reports from recent travellers describe booking instead by emailing Elron customer service directly, several working days ahead, with your route, date, time and a screenshot of your pass. Confirm the exact current process on elron.ee before you rely on it.

This makes forward planning important if first class matters to you. Leaving the reservation until you are already in Estonia is the mistake to avoid, since an email-based process with a multi-day lead time does not leave room for last-minute changes of plan. If your itinerary is flexible, or you are comfortable in second class, you can skip this step entirely and travel with far less to organise.

For most pass holders exploring Estonia, second class is the simplest option: no reservation, no admin, just board and go. Reserve first class only if you value the extra space on the diesel long-distance trains, and are willing to plan the reservation request well ahead of your journey.