Time Difference Between Phnom Penh and Hong Kong

The time difference between Phnom Penh and Hong Kong is 1 hour. When it is 12:00 noon in Phnom Penh, it is 13:00 in Hong Kong. Phnom Penh uses the Asia/Phnom_Penh time zone (UTC+7), while Hong Kong uses Asia/Hong_Kong (UTC+8).

Hong Kong is 1 hour ahead of Phnom Penh — 1 hour
Phnom Penh, Cambodia
05:23:48
Friday, March 27, 2026
UTC+7 · +07
Hong Kong, Hong Kong
06:23:48
Friday, March 27, 2026
UTC+8 · HKT

Time Zone Details: Phnom Penh vs Hong Kong

Detail Phnom Penh Hong Kong
Time Zone IDAsia/Phnom_PenhAsia/Hong_Kong
UTC OffsetUTC+7UTC+8
Abbreviation+07HKT
DST ActiveNoNo
CountryCambodiaHong Kong
RegionAsiaAsia

Best Time to Schedule a Call

There are 7 overlapping business hours between Phnom Penh and Hong Kong (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

09:00–16:00 in Phnom Penh  =  10:00–17:00 in Hong Kong

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Phnom Penh time to Hong Kong time. Rows highlighted in green indicate overlapping business hours in both cities.

Phnom Penh Hong Kong
00:00 01:00 Night
01:00 02:00 Night
02:00 03:00 Night
03:00 04:00 Night
04:00 05:00 Night
05:00 06:00 Night
06:00 07:00
07:00 08:00
08:00 09:00
09:00 10:00 Overlap
10:00 11:00 Overlap
11:00 12:00 Overlap
12:00 13:00 Overlap
13:00 14:00 Overlap
14:00 15:00 Overlap
15:00 16:00 Overlap
16:00 17:00
17:00 18:00
18:00 19:00
19:00 20:00
20:00 21:00
21:00 22:00
22:00 23:00 Night
23:00 00:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Neither Phnom Penh nor Hong Kong is currently observing daylight saving time. If either city observes DST, the time difference will change by 1 hour when DST begins or ends. Always double-check before scheduling across these time zones during March–April and October–November.

Practical Tips for Phnom Penh–Hong Kong Scheduling

Compare Phnom Penh and Hong Kong with Other Cities

From Phnom Penh

From Hong Kong

Frequently Asked Questions

What is the time difference between Phnom Penh and Hong Kong?

The time difference is 1 hour. Hong Kong is 1 hour ahead of Phnom Penh.

Does the time difference change during the year?

It can. If either Phnom Penh or Hong Kong observes daylight saving time, the gap will shift by 1 hour during the transition periods (typically March–April and October–November).

When is the best time to call from Phnom Penh to Hong Kong?

The best window is between 09:00 and 16:00 Phnom Penh time, which corresponds to 10:00–17:00 in Hong Kong. Both sides fall within normal business hours.

How do I convert Phnom Penh time to Hong Kong time?

Add 1 hour to Phnom Penh time to get Hong Kong time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.