9am in Tokyo is 9pm in Buenos Aires
Tokyo is 12 hours ahead of Buenos Aires. Buenos Aires runs on America/Argentina/Buenos_Aires (UTC-3); Tokyo runs on Asia/Tokyo (UTC+9). The difference is measured right now.
Standard 9-to-5 business hours in Buenos Aires and Tokyo do not overlap. Teams operating across this pair either stretch their schedules — an early-morning call from the westward city lands as an evening call in the eastward one — or rely fully on asynchronous tools. Scheduled windows at the edges (first thing for one side, last thing for the other) are the usual compromise, with one side absorbing the unsocial-hours cost this week and the other side next week.
- What is the time difference between Buenos Aires and Tokyo?
- Tokyo is currently 12 hours ahead of Buenos Aires. Buenos Aires is on America/Argentina/Buenos_Aires (UTC-3); Tokyo is on Asia/Tokyo (UTC+9).
- Do Buenos Aires and Tokyo observe daylight saving time?
- Neither Buenos Aires nor Tokyo observes daylight saving time. The offset between them is the same all year.
- When do business hours overlap between Buenos Aires and Tokyo?
- Standard 9-to-5 business hours do not overlap. Real-time calls require at least one side to work outside normal hours; most teams default to async or schedule edge-of-day windows.
Frequently Asked Questions
What is the time difference between Buenos Aires and Tokyo?
Tokyo is currently 12 hours ahead of Buenos Aires. Buenos Aires is on America/Argentina/Buenos_Aires (UTC-3); Tokyo is on Asia/Tokyo (UTC+9).
Do Buenos Aires and Tokyo observe daylight saving time?
Neither Buenos Aires nor Tokyo observes daylight saving time. The offset between them is the same all year.
When do business hours overlap between Buenos Aires and Tokyo?
Standard 9-to-5 business hours do not overlap. Real-time calls require at least one side to work outside normal hours; most teams default to async or schedule edge-of-day windows.