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UM40İETT city bus line

UM40 bus: stops and timetable

Necip Fazıl Metro – Atatürk Mahallesi Peronlar

  • 30 stops
  • ~44 min end to end
  • weekdays 06:45–21:15
  • 20 trips

UM40 bus stops

The UM40 is an İETT city bus line through Çekmeköy, Ümraniye, Sancaktepe. It has 30 stops between Necip Fazıl Metro and Atatürk Mahallesi Peronlar and takes about 27 minutes according to the planned timetable. İETT's trip records from the last 14 days (149 trips) show it usually takes 30–64 minutes (median 44; ~55 at weekday rush hour).

Minutes are the planned time from the first stop: İETT's running time for the line, spread between stops by distance; it changes with traffic. A line badge marks a rail station within 300 m of the stop. Stop pages are in Turkish.

UM40 timetable: first and last bus, how often

Necip Fazıl Metro → Atatürk Mahallesi Peronlar
DayHoursEvery
Weekdays06:45–21:1520–110 min
Saturday07:15–21:059 trips a day
Sunday07:15–20:309 trips a day
Atatürk Mahallesi Peronlar → Necip Fazıl Metro
DayHoursEvery
Weekdays06:00–20:3020–130 min
Saturday06:32–20:209 trips a day
Sunday06:32–19:559 trips a day

Times are departures from the first stop. All departure times · PDF, in Turkish (359 KB)

UM40 bus route map: Necip Fazıl Metro – Atatürk Mahallesi Peronlar, 30 stops
The UM40 route and its stops on the map (towards Atatürk Mahallesi Peronlar). Labels on the image are in Turkish.

UM40 departure times

From Necip Fazıl Metro · Weekdays

  • 0645
  • 0715
  • 08002550
  • 1020
  • 1230
  • 142035
  • 15002040
  • 161545
  • 171030
  • 180040
  • 1920
  • 2115

Marked departures from Necip Fazıl Metro run a different route (İETT's note, in Turkish):

  • A Şimşek Sokak, Kestane Sokak duraklarına uğramaz

Source: departure times from İETT's line page (25 October 2026); stops and running times from the İETT planned timetable (İBB Open Data), valid 16 March 2026 – 31 December 2026. Times are departures from the first stop; when the bus passes later stops depends on traffic. Trips after midnight are listed under the previous day.

Where can you change from the UM40 to metro, tram or Metrobus?

Distances are straight-line. To continue by rail, use directions.

Frequently asked questions

How many stops does the UM40 have?

30 stops from Necip Fazıl Metro to Atatürk Mahallesi Peronlar, 30 in the opposite direction. The full route takes about 27 minutes according to the planned timetable. In İETT's trip records it usually takes 30–64 minutes (median 44; ~55 at weekday rush hour).

What time is the first and last UM40 bus?

On weekdays from Necip Fazıl Metro: the first bus is at 06:45 and the last at 21:15. Sunday: first 07:15, last 20:30.

How often does the UM40 run?

On weekdays it is most frequent around 08:00, about every 20 minutes; 20 trips a day. Times are planned; traffic changes when the bus actually passes a stop.

How much is the UM40 bus?

46.20 TL full fare and 22.55 TL student fare with an Istanbulkart, whatever the distance. You pay less when you transfer from another vehicle (tariff of 20 July 2026).

Live bus positions and İETT service announcements for this line are on the Turkish page.

Last updated: