PKP Intercity
PKP Intercity is Poland's state long-distance rail operator, running an extensive domestic TLK night-train network plus new international sleeper links launched in 2025-2026, including the summer-only 'Adriatic Express' to Croatia/Slovenia and the now year-round 'Baltic Express' to Prague.
Datos clave
Modernised couchette and sleeper carriages on TLK and EuroNight-branded international services.
Standard free baggage allowance.
No formal check-in; board at the platform.
Standard PKP Intercity fare rules; refundability depends on fare tier.
The Adriatic Express (Warsaw-Rijeka) runs late June to August only; the Baltic Express (Prague-Gdynia) became a permanent year-round service with a sleeping car from December 2025.
Abonos ferroviarios
Reservation compulsory on night trains; a berth supplement applies.