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Time Difference: Boston to Tokyo
🇺🇸BostonUTC-5
vs🇯🇵TokyoUTC+9
🇺🇸
Boston, US
Tue, Apr 21
🇯🇵
Tokyo, Japan
Tue, Apr 21
Click a time to convert
Time Difference
13 hours
Tokyo is 13 hours ahead of Boston
Boston vs Tokyo timezone guide
Boston (US) uses the America/New_York timezone at UTC-5, while Tokyo (Japan) uses Asia/Tokyo at UTC+9. This means Tokyo is 14 hours ahead of Boston (based on standard offsets — the live difference above accounts for daylight saving time).
When scheduling a call or meeting between Boston and Tokyo, look for the overlapping work hours highlighted above. The live clocks on this page update every second, and the difference adjusts automatically when either city enters or exits daylight saving time.