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N21Line N21 Warsaw
Warsaw bus line N21 (ZTM Warszawa, Miasto Pruszków, KM Nowy Dwór Maz.): Stara Miłosna (Ułańska) – Dw. Centralny. Timetable, the route with every stop, operating hours and punctuality, by the timetable for Wednesday 11.11.2026.
Line N21 route and stops
Towards: Dw. Centralny (6 trips, 51 stops)
| Hour | Minutes |
|---|---|
| 23 | 41 |
| 0 | 41 |
| 1 | 41 |
| 2 | 41 |
| 3 | 41 |
Trips that do not call at this stop: 1. They are not in the table.
Pick a stop to see its departures.
- Dw. Centralny
Towards: Stara Miłosna (Ułańska) (5 trips, 56 stops)
| Hour | Minutes |
|---|---|
| 23 | 15 |
| 0 | 15 |
| 1 | 15 |
| 2 | 15 |
| 3 | 15 |
Pick a stop to see its departures.
- Stara Miłosna (Ułańska)
Towards: Płowiecka (3 trips, 29 stops)
| Hour | Minutes |
|---|---|
| 3 | 45 |
| 4 | 15 45 |
Pick a stop to see its departures.
- Płowiecka
Trips through the day
Departures of line N21 from its terminus in each hour, by the timetable for Wednesday 11.11.2026.
Line N21 punctuality
In the last 7 days 45% of line N21's measurements were on time (from a minute early to 3 minutes late). 44% were at least 3 minutes late, and the average deviation from the timetable was 2.5 min. That is worse than the city average (60% on time). Over the last 30 days the average delay was 2.8 min.
Measured every minute from live vehicle positions against the timetable.
Questions about line N21
When is the first and last trip of line N21 in Warsaw?
By the timetable for Wednesday 11.11.2026, line N21's first departure is at 23:15 and the last at 28. Other days may differ; the Wiesz Kiedy planner shows current departures.
How often does line N21 run?
Line N21 has 14 trips a day; the Wiesz Kiedy planner shows exact departures from every stop.
Where is the line N21 bus right now?
On the Wiesz Kiedy live map: wieszkiedy.pl/en/app?city=warszawa&line=N21 shows every vehicle on line N21 with its direction and delay.
Is line N21 often late?
In the last 7 days 45% of line N21's measurements were on time, and 44% were at least 3 minutes late.
Other buses in Warsaw
Timetable data: ZTM Warszawa, Miasto Pruszków, KM Nowy Dwór Maz. (data sources). Wiesz Kiedy is independent and not affiliated with any operator. Updated 2026-11-11.