List of time zone differences in major regions of the world

Names of the cities	Time difference from Universal Time Coordinated (UTC)	Time difference from Japan Standard Time (JST)	Other cities in the same region
Tokyo	+9 hours	0 hours	Seoul
Hong Kong	+8 hours	-1 hour	Beijing, Singapore
Bangkok	+7 hours	-2 hours	Jakarta
Dacca	+6 hours	-3 hours
Karachi	+5 hours	-4 hours
Dubai	+4 hours	-5 hours
Jeddah	+3 hours	-6 hours	Baghdad, Moscow
Cairo	+2 hours	-7 hours	Athens
Paris	+1 hour	-8 hours	Rome, Berlin
London	0 hours	-9 hours	Lisbon
Azores	-1 hour	-10 hours
Rio de Janeiro	-3 hours	-12 hours	Buenos Aires
Santo Domingo	-4 hours	-13 hours
New York	-5 hours	-14 hours	Montreal
Chicago	-6 hours	-15 hours	Mexico City
Denver	-7 hours	-16 hours
Los Angeles	-8 hours	-17 hours	Vancouver
Anchorage	-9 hours	-18 hours
Honolulu	-10 hours	-19 hours
Midway Island	-11 hours	-20 hours
Wellington	+12 hours	+3 hours	Auckland
Nouméa	+11 hours	+2 hours
Sydney	+10 hours	+1 hour	Guam

Regions marked with star use daylight saving time

The time zone differences of each region and use of daylight saving time are based on data as of June 2023. These are subject to change according to the governments of the respective countries or regions.