Time Difference: Buenos Aires to Tokyo
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Buenos Aires vs Tokyo timezone guide
Buenos Aires (Argentina) uses the America/Argentina/Buenos_Aires timezone at UTC-3, while Tokyo (Japan) uses Asia/Tokyo at UTC+9. This means Tokyo is 12 hours ahead of Buenos Aires (based on standard offsets — the live difference above accounts for daylight saving time).
Best meeting times between Buenos Aires and Tokyo
Standard 9-to-5 working hours in Buenos Aires and Tokyo do not overlap. To meet synchronously, one side will need to start early or stay late — see the hour-by-hour planner below for the least disruptive options.
Hour-by-hour planner
| Buenos Aires | Tokyo | Status |
|---|---|---|
| 6am | 6pm | Buenos Aires early, Tokyo evening |
| 7am | 7pm | Buenos Aires early, Tokyo evening |
| 8am | 8pm | Buenos Aires early, Tokyo evening |
| 9am | 9pm | One side outside 9-to-5 but still awake |
| 10am | 10pm | Buenos Aires working hours, Tokyo late evening |
| 11am | 11pm | Buenos Aires working hours, Tokyo late evening |
| 12pm | 12am | Buenos Aires working hours, Tokyo asleep |
| 1pm | 1am | Buenos Aires working hours, Tokyo asleep |
| 2pm | 2am | Buenos Aires working hours, Tokyo asleep |
| 3pm | 3am | Buenos Aires working hours, Tokyo asleep |
| 4pm | 4am | Buenos Aires working hours, Tokyo asleep |
| 5pm | 5am | Buenos Aires evening, Tokyo asleep |
| 6pm | 6am | Buenos Aires evening, Tokyo early |
| 7pm | 7am | Buenos Aires evening, Tokyo early |
| 8pm | 8am | Buenos Aires evening, Tokyo early |
| 9pm | 9am | One side outside 9-to-5 but still awake |
| 10pm | 10am | Buenos Aires late evening, Tokyo working hours |
Green = standard working hours (9 AM – 5 PM). Amber = early (6–9 AM). Orange = evening (5–10 PM). Grey = asleep or late.
Daylight saving time between Buenos Aires and Tokyo
Neither Buenos Aires nor Tokyo observes daylight saving time. The time difference between them stays at 12 hours behind all year — recurring meetings only need to be scheduled once.
Distance between Buenos Aires and Tokyo
Buenos Aires and Tokyo are 18,373 km apart along the great-circle route. A direct flight takes roughly ~22h 37m, depending on aircraft type, winds, and routing.