KA Turangga

PT Kereta Api Indonesia (KAI)

Indonesia

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Navigate from Bandung to Surabaya Gubeng across a span of 696km. This is an overnight service.

Crossing the Cirahong and Citiis railway bridges — iconic arched viaducts
Views of Mount Slamet and the Dieng Plateau foothills
Preanger Highlands scenic section near Cipeundeuy — lush green hills and winding track
Passing through the Kebasen Twin Tunnels
Sunrise over Java's volcanic interior on the eastbound journey

Meals: Not included; trolley and cafe service available

Ensuite: No

Meals: Meals included with Panoramic Class ticket

Ensuite: No

Engine / Locomotive

Electric locomotive (KAI CC203 or similar) for electrified sections; diesel backup on non-electrified segments

Track Gauge

1,067 mm (metre gauge)

Braking Technology

Air brake system (Knorr-Bremse or equivalent) with electric regenerative braking on newer EMU sets

Route Engineering Challenges

696 km single-track operation with passing loops limiting frequency
Southern route crosses multiple mountain ranges requiring steep gradients and tight curves
Preanger Line exposed to landslides during rainy season
Multiple river crossings and deep cuttings through volcanic terrain

Total length

696 km (Bandung to Surabaya Gubeng)

Typical journey time

10h 08m (KA 12 eastbound)

Maximum speed

120 km/h (increased September 28, 2022)

Operators

PT Kereta Api Indonesia (KAI) — DAOP 2 Bandung, DAOP 8 Surabaya

Fleet

New Generation stainless steel executive coaches (PT INKA) since December 1, 2025; existing executive cars retained

Route character

Mountain railway with steep grades, tight curves, and deep valleys; Preanger Line engineering marvel