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BU-1İETT city bus line

BU-1 bus: stops and timetable

Burgazada İskele – Kalpazankaya Sahili

  • 18 stops
  • ~17 min end to end
  • weekdays 06:40–23:50
  • 49 trips

BU-1 bus stops

The BU-1 is an İETT city bus line within Adalar. It has 18 stops between Burgazada İskele and Kalpazankaya Sahili (loop) and takes about 12 minutes according to the planned timetable. İETT's trip records from the last 14 days (550 trips) show it usually takes 13–21 minutes (median 17; ~17 at weekday rush hour, ~14 at night).

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.

BU-1 timetable: first and last bus, how often

Burgazada İskele → Kalpazankaya Sahili (loop)
DayHoursEvery
Weekdays & Saturday06:40–23:5015–25 min
Sunday07:00–23:5015–25 min

Times are departures from the first stop. All departure times · PDF, in Turkish (293 KB)

BU-1 bus route map: Burgazada İskele – Kalpazankaya Sahili, 18 stops
The BU-1 route and its stops on the map (towards Kalpazankaya Sahili (loop)). Labels on the image are in Turkish.

BU-1 departure times

Weekdays & Saturday

  • 0640
  • 072040
  • 08052550
  • 09102550
  • 10102545
  • 111525
  • 12052550
  • 1305203550
  • 14053050
  • 1510203555
  • 16003550
  • 1705304055
  • 182035
  • 19002545
  • 20002545
  • 211050
  • 221030
  • 230550

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.

Frequently asked questions

How many stops does the BU-1 have?

18 stops from Burgazada İskele to Kalpazankaya Sahili (loop). The full route takes about 12 minutes according to the planned timetable. In İETT's trip records it usually takes 13–21 minutes (median 17; ~17 at weekday rush hour).

What time is the first and last BU-1 bus?

On weekdays from Burgazada İskele: the first bus is at 06:40 and the last at 23:50. Sunday: first 07:00, last 23:50.

How often does the BU-1 run?

On weekdays it is most frequent around 13:00, about every 15 minutes; 49 trips a day. Times are planned; traffic changes when the bus actually passes a stop.

How much is the BU-1 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: