World Timezones

Lanzhou to Istanbul Converter

Compare Istanbul to Lanzhou instead
Lanzhou5:35 pmWed, Jun 10
LanzhouCST
China · UTC+8
5:35 pmWed, Jun 10
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
IstanbulTRT
Turkey · UTC+3
12:35 pmWed, Jun 10
7p
8p
9p
10p
11p
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p

Offset

The time difference between Lanzhou and Istanbul is 5 hours.

5 hours

Lanzhou (CST) is ahead of Istanbul (TRT).

CST: UTC+8

TRT: UTC+3

Neither Lanzhou nor Istanbul is currently observing daylight saving time.

When to schedule

Business-hours overlap: 2 PM–5 PM in Lanzhou (9 AM–12 PM in Istanbul).

Both teams are in working hours during this window on weekdays.

Suggested time: 3:00 PM Lanzhou (10:00 AM Istanbul).

Public holidays in 2026

National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.

China

  • New Year's DayThu, Jan 1
  • Chinese New Year (Spring Festival)Tue, Feb 17
  • Labour DayFri, May 1
  • Dragon Boat FestivalFri, Jun 19
  • Mid-Autumn FestivalFri, Sep 25
  • National DayThu, Oct 1

Turkey

  • New Year's DayThu, Jan 1
  • National Independence & Children's DayThu, Apr 23
  • Labour DayFri, May 1
  • Atatürk Commemoration & Youth DayTue, May 19
  • Democracy and National Unity DayWed, Jul 15
  • Victory DaySun, Aug 30
  • Republic DayThu, Oct 29

About these zones

Lanzhou uses China Standard Time (CST). To call China, dial +86.

Istanbul uses Turkey Time (TRT). To call Turkey, dial +90.

Istanbul is approximately 3,950 miles northwest of Lanzhou.

Quick reference

Full 24-hour conversion table — tap any time to open it in the converter.

LanzhouIstanbulDay
12:00 am7:00 pm-1 day
1:00 am8:00 pm-1 day
2:00 am9:00 pm-1 day
3:00 am10:00 pm-1 day
4:00 am11:00 pm-1 day
5:00 am12:00 amSame day
6:00 am1:00 amSame day
7:00 am2:00 amSame day
8:00 am3:00 amSame day
9:00 am4:00 amSame day
10:00 am5:00 amSame day
11:00 am6:00 amSame day
12:00 pm7:00 amSame day
1:00 pm8:00 amSame day
2:00 pm9:00 amSame day
3:00 pm10:00 amSame day
4:00 pm11:00 amSame day
5:00 pm12:00 pmSame day
6:00 pm1:00 pmSame day
7:00 pm2:00 pmSame day
8:00 pm3:00 pmSame day
9:00 pm4:00 pmSame day
10:00 pm5:00 pmSame day
11:00 pm6:00 pmSame day

Daylight saving time

Neither Lanzhou nor Istanbul observes daylight saving time. The offset between these zones remains constant year-round.

See the daylight saving time page for transition dates across every time zone.

Daylight today

Lanzhou
Sunrise
5:48 AM
Sunset
8:22 PM
Day length
14h 33m
Istanbul
Sunrise
5:33 AM
Sunset
8:36 PM
Day length
15h 4m

Daylight overlap: 9h 49m — 10:33 AM–8:22 PM in Lanzhou (5:33 AM–3:22 PM in Istanbul). Both locations are in daylight during this window.

Cities in these zones

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in China Standard Time

  • PVG
  • SHA
  • PEK
  • PKX
  • SZX
  • CAN
  • FUO
  • CTU
  • TFU
  • TSN

Airports in Turkey Time

  • IST
  • SAW
  • ESB
  • YEI
  • ADB
  • GZT
  • DIY
  • ADA
  • COV
  • ASR

Related conversions

Common conversions

What is 9:00 am Lanzhou in Istanbul?
9:00 am Lanzhou is 4:00 am Istanbul.
What is 12:00 pm Lanzhou in Istanbul?
12:00 pm Lanzhou is 7:00 am Istanbul.
What is 12:30 pm Lanzhou in Istanbul?
12:30 pm Lanzhou is 7:30 am Istanbul.
What is 2:00 pm Lanzhou in Istanbul?
2:00 pm Lanzhou is 9:00 am Istanbul.
What is 5:00 pm Lanzhou in Istanbul?
5:00 pm Lanzhou is 12:00 pm Istanbul.
What is 11:30 pm Lanzhou in Istanbul?
11:30 pm Lanzhou is 6:30 pm Istanbul.