The following mountain railways are open in summer:

Steffisalp-Express:

This summer railway in Warth-Schröcken takes you up to 1887 metres and is an ideal starting point for hiking treks to Wartherhorn, Karhorn and the superb, easy trails around the Karhornmassiv.
Open daily from the beginning of July to mid-September and on weekends (Fri-Sun) until mid-October!

Summer Railways in Lech:

Rüfikopfbahn (1447m – 2337m)
Open from end of July to beginning of October

Oberlecherbahn (1450m – 1666m)
Open from beginning of July to end of September

Petersbodenbahn (1645m – 1930m)
Open from beginning of July to end of September

Schlegelkopfbahn ( 1423m – 1811m)
Open from end of June to end of September

Lechtaler mountain railways – Jöchelspitzbahn

Open daily from mid-June to end of September and on weekends (Fri-Sun) until mid-October

Mountain railways in the Bregenzerwald

Diedamskopf-Schoppernau
Open from mid-June to mid-October

Bergbahn Bezau
Open all days until the beginning of November

Bergbahnen Mellau
Open from mid-June to mid-October

Uga Express Damüls
Open from mid-June to mid-October