Istanbul RailM4 M4 Kadıköy – Sabiha Gökçen Havalimanı metro line
M4 runs between Kadıköy and Sabiha Gökçen Havalimanı and serves 23 stations. The full journey takes about 49 minutes.
Stations (23)
First and last trains
| Mon–Thu | 06:00 – 23:59 |
|---|---|
| Fri–Sat ☾ Night metro: every ~30 min through the night, last at 05:30 | 06:00 – 23:59 |
| Sunday | 06:00 – 23:59 |
| Mon–Thu | 06:00 – 23:59 |
|---|---|
| Fri–Sat ☾ Night metro: every ~30 min through the night, last at 05:30 | 06:00 – 23:59 |
| Sunday | 06:00 – 23:59 |
Train times from IBB Open Data and Metro Istanbul, retrieved on 2026-10-24. Times may change.
Connecting lines
Istanbul Rail
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