Finland uses Eastern European Time (EET), which is UTC+2 during the winter months, and Eastern European Summer Time (EEST), which is UTC+3 during the summer.

Finland observes Daylight Saving Time. The clocks move forward 1 hour to Eastern European Summer Time (EEST, UTC+3) on the last Sunday of March and move back 1 hour to Eastern European Time (EET, UTC+2) on the last Sunday of October.

The time difference between Finland and the United States varies depending on the U.S. time zone. Finland is 7 hours ahead of Eastern Standard Time (EST, UTC-5) and 8 hours ahead of Central Standard Time (CST, UTC-6) during the winter. During the summer, when Finland is on EEST, the difference is 1 hour less.

Yes, Finland shares its time zone (EET/EEST) with several other Eastern European countries, including Estonia, Latvia, Lithuania, and parts of Greece and Ukraine.