World Timezones

Colombo to Beijing Converter

Compare Beijing to Colombo instead
Colombo1:22 amWed, Jul 22
ColomboIST
Sri Lanka · UTC+5:30
1:22 amWed, Jul 22
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
BeijingCST
China · UTC+8
3:52 amWed, Jul 22
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
12a
1a

Offset

The time difference between Colombo and Beijing is 2.5 hours.

2.5 hours

Colombo (IST) is behind Beijing (CST).

IST: UTC+5:30

CST: UTC+8

Neither Colombo nor Beijing is currently observing daylight saving time.

When to schedule

Business-hours overlap: 9 AM–3 PM in Colombo (11 AM–5 PM in Beijing).

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

Suggested time: 12:00 PM Colombo (2:30 PM Beijing).

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

About these zones

Colombo uses India Standard Time (IST). To call Sri Lanka, dial +94.

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

Beijing is approximately 3,200 miles northeast of Colombo.

Quick reference

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

ColomboBeijingDay
12:00 am2:30 amSame day
1:00 am3:30 amSame day
2:00 am4:30 amSame day
3:00 am5:30 amSame day
4:00 am6:30 amSame day
5:00 am7:30 amSame day
6:00 am8:30 amSame day
7:00 am9:30 amSame day
8:00 am10:30 amSame day
9:00 am11:30 amSame day
10:00 am12:30 pmSame day
11:00 am1:30 pmSame day
12:00 pm2:30 pmSame day
1:00 pm3:30 pmSame day
2:00 pm4:30 pmSame day
3:00 pm5:30 pmSame day
4:00 pm6:30 pmSame day
5:00 pm7:30 pmSame day
6:00 pm8:30 pmSame day
7:00 pm9:30 pmSame day
8:00 pm10:30 pmSame day
9:00 pm11:30 pmSame day
10:00 pm12:30 am+1 day
11:00 pm1:30 am+1 day

Daylight saving time

Neither Colombo nor Beijing 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

Colombo
Sunrise
6:04 AM
Sunset
6:32 PM
Day length
12h 28m
Beijing
Sunrise
5:04 AM
Sunset
7:39 PM
Day length
14h 35m

Daylight overlap: 11h 5m — 6:04 AM–5:09 PM in Colombo (8:34 AM–7:39 PM in Beijing). 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 India Standard Time

  • CMB
  • RML

Airports in China Standard Time

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

Related conversions

Common conversions

What is 9:00 am Colombo in Beijing?
9:00 am Colombo is 11:30 am Beijing.
What is 12:00 pm Colombo in Beijing?
12:00 pm Colombo is 2:30 pm Beijing.
What is 12:30 pm Colombo in Beijing?
12:30 pm Colombo is 3:00 pm Beijing.
What is 2:00 pm Colombo in Beijing?
2:00 pm Colombo is 4:30 pm Beijing.
What is 5:00 pm Colombo in Beijing?
5:00 pm Colombo is 7:30 pm Beijing.
What is 11:30 pm Colombo in Beijing?
11:30 pm Colombo is 2:00 am Beijing, the next day.