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21 Trolleybus 21 Athens

Nikaia - P. Ralli - Omonoia (Circular) — operated by OASA (Athens Urban Transport Organization). Timetable, all 54 stops and route map.ΝΙΚΑΙΑ - Π. ΡΑΛΛΗ - ΟΜΟΝΟΙΑ (ΚΥΚΛΙΚΗ)

  • First bus05:00
  • Last bus23:30
  • Frequency~20 min
  • Stops54
  • End to end75 min
Urbaneel app: bus 040 timetable at the Syntagma stop
Timetable for every line The whole week, at your stop
Urbaneel app: departures from the Syntagma stop
Departures at every stop Next bus & trolley times, line by line
Urbaneel app: a trip on metro line M3 with walking directions
Door-to-door routes Metro, bus, tram & trolley, step by step
Urbaneel app: map of the stops around Syntagma
Every stop on one map Bus, trolley, metro & tram
Urbaneel app: Panepistimio station on metro line M2
Metro too Next trains at every station

Trolleybus 21 route map

Trolleybus 21 runs from Nikaia to Nikaia. Every stop is marked. Drag to pan, ctrl+scroll to zoom.

Trolleybus 21 route and timetable

Timetable — departures from Nikaia

Monday - Friday 69 departures · 05:00–23:30 · about every 15 min
05 00153045
06 00153050
07 0010254050
08 05203050
09 05254055
10 102540
11 00153045
12 103045
13 00153050
14 05203550
15 10254055
16 103045
17 0010304055
18 10254055
19 05153055
20 153045
21 052040
22 1035
23 0530
Saturday 56 departures · 05:00–23:30 · about every 20 min
05 002545
06 052545
07 103045
08 052040
09 00204055
10 153555
11 153050
12 103045
13 052545
14 002040
15 00153555
16 102545
17 00203550
18 103045
19 002035
20 002550
21 2050
22 2555
23 30
Sunday 42 departures · 05:00–23:30 · about every 25 min
05 0030
06 0030
07 0030
08 0030
09 002550
10 103555
11 2045
12 1035
13 002045
14 103055
15 2045
16 103555
17 2045
18 1550
19 2050
20 2555
21 30
22 0030
23 0030

Stops towards Nikaia (55)

  1. NikaiaΝΙΚΑΙΑ#000166
  2. P. RalliΠ. ΡΑΛΛΗ#370052
  3. AttaleiasΑΤΤΑΛΕΙΑΣ#370021
  4. PerivolakiΠΕΡΙΒΟΛΑΚΙ#370022
  5. FarmakeioΦΑΡΜΑΚΕΙΟ#370023
  6. Paidiki StegiΠΑΙΔΙΚΗ ΣΤΕΓΗ#370025
  7. Kratiko NosokomeioΚΡΑΤΙΚΟ ΝΟΣΟΚΟΜΕΙΟ#370026
  8. GymnastirioΓΥΜΝΑΣΤΗΡΙΟ#370027
  9. G NekrotafeioΓ ΝΕΚΡΟΤΑΦΕΙΟ#370028
  10. FixΦΙΞ#020055
  11. Kan-KanΚΑΝ-ΚΑΝ#020056
  12. OaedΟΑΕΔ#020081
  13. Ergatikes PolykatoikiesΕΡΓΑΤΙΚΕΣ ΠΟΛΥΚΑΤΟΙΚΙΕΣ#020058
  14. Ag. AnnisΑΓ. ΑΝΝΗΣ#450026
  15. AlfaΑΛΦΑ#450027
  16. Amaxostasio E.The.LΑΜΑΞΟΣΤΑΣΙΟ Ε.ΘΕ.Λ#450028
  17. AstyΑΣΤΥ#450030
  18. RoufΡΟΥΦ#450031
  19. KolymvitirioΚΟΛΥΜΒΗΤΗΡΙΟ#060293
  20. KampaΚΑΜΠΑ#060294
  21. FotaerioΦΩΤΑΕΡΙΟ#060295
  22. Pal. AgoraΠΑΛ. ΑΓΟΡΑ#060296
  23. AsomatonΑΣΩΜΑΤΩΝ#060297
  24. IKAΙΚΑ#060298
  25. OdeioΩΔΕΙΟ#060299
  26. Omonoia-SokratousΟΜΟΝΟΙΑ-ΣΩΚΡΑΤΟΥΣ#061377
  27. OmonoiaΟΜΟΝΟΙΑ#061004
  28. Omonoia - MenandrouΟΜΟΝΟΙΑ - MENANΔΡΟΥ#060415
  29. IKAΙΚΑ#060281
  30. ThermopylonΘΕΡΜΟΠΥΛΩΝ#060282
  31. Palaia AgoraΠΑΛΑΙΑ ΑΓΟΡΑ#060283
  32. FotaerioΦΩΤΑΕΡΙΟ#060284
  33. KampaΚΑΜΠΑ#060285
  34. Petrou RalliΠΕΤΡΟΥ ΡΑΛΛΗ#061108
  35. RoufΡΟΥΦ#060307
  36. PsygeiaΨΥΓΕΙΑ#060308
  37. AstyΑΣΤΥ#060309
  38. Amaxostasio E.The.L.ΑΜΑΞΟΣΤΑΣΙΟ Ε.ΘΕ.Λ.#060310
  39. PapadopoulouΠΑΠΑΔΟΠΟΥΛΟΥ#060311
  40. Ag. AnnisΑΓ. ΑΝΝΗΣ#070031
  41. MarmaradikaΜΑΡΜΑΡΑΔΙΚΑ#070032
  42. OaedΟΑΕΔ#070139
  43. Kan KanΚΑΝ ΚΑΝ#070033
  44. FixΦΙΞ#070034
  45. G NekrotafeioΓ ΝΕΚΡΟΤΑΦΕΙΟ#370001
  46. GymnastirioΓΥΜΝΑΣΤΗΡΙΟ#370002
  47. Kratiko NosokomeioΚΡΑΤΙΚΟ ΝΟΣΟΚΟΜΕΙΟ#370003
  48. Paidiki StegiΠΑΙΔΙΚΗ ΣΤΕΓΗ#370004
  49. FarmakeioΦΑΡΜΑΚΕΙΟ#370005
  50. Pl. Io. MelaΠΛ. ΙΩ. ΜΕΛΑ#370131
  51. PerivolakiΠΕΡΙΒΟΛΑΚΙ#370006
  52. AttaleiasΑΤΤΑΛΕΙΑΣ#370007
  53. StrofiΣΤΡΟΦΗ#370014
  54. KaisareiasΚΑΙΣΑΡΕΙΑΣ#370132
  55. NikaiaΝΙΚΑΙΑ#000166

Trolleybus 21 Athens — questions

What time is the first and last trolleybus 21 in Athens?
The first trolleybus 21 departs at 05:00 and the last one at 23:30. Times are the scheduled departures from the start of each direction.
How often does trolleybus 21 run?
Trolleybus 21 runs roughly every 20 minutes. OASA operates 443 departures a week across both directions.
Does trolleybus 21 run on weekends?
Yes. Trolleybus 21 runs on both Saturday and Sunday, usually with a reduced timetable compared with weekdays.
How many stops does trolleybus 21 have?
Trolleybus 21 serves 54 stops in Athens.
How long does the trolleybus 21 route take end to end?
A full end-to-end trip on trolleybus 21 takes about 75 minutes according to the schedule OASA published. Real journey times vary with traffic.
Is the trolleybus 21 timetable up to date?
This page repeats the open-data timetable OASA published for 6 July to 6 October 2026, which has not been renewed since. Today's service may differ.

Routes sharing stops with trolleybus 21

All 277 routes in Athens

Timetable data: OASA open data from data.gov.gr, which OASA licenses under CC BY 4.0 on catalog.growthfund.gr. Names transliterated and timetables reformatted by Urbaneel. Page updated 2026-10-27. Schedules change — check the Urbaneel app before you travel.