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Time Difference: Buenos Aires to Tokyo

🇦🇷Buenos AiresUTC-3
vs
🇯🇵TokyoUTC+9
🇦🇷
Buenos Aires, Argentina
Thu, Jun 4
🇯🇵
Tokyo, Japan
Thu, Jun 4

Click a time to convert

Time Difference
12 hours
Tokyo is 12 hours ahead of Buenos Aires

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 AiresTokyoStatus
6am6pmBuenos Aires early, Tokyo evening
7am7pmBuenos Aires early, Tokyo evening
8am8pmBuenos Aires early, Tokyo evening
9am9pmOne side outside 9-to-5 but still awake
10am10pmBuenos Aires working hours, Tokyo late evening
11am11pmBuenos Aires working hours, Tokyo late evening
12pm12amBuenos Aires working hours, Tokyo asleep
1pm1amBuenos Aires working hours, Tokyo asleep
2pm2amBuenos Aires working hours, Tokyo asleep
3pm3amBuenos Aires working hours, Tokyo asleep
4pm4amBuenos Aires working hours, Tokyo asleep
5pm5amBuenos Aires evening, Tokyo asleep
6pm6amBuenos Aires evening, Tokyo early
7pm7amBuenos Aires evening, Tokyo early
8pm8amBuenos Aires evening, Tokyo early
9pm9amOne side outside 9-to-5 but still awake
10pm10amBuenos 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

Great-circle distance
18,373 km
Direct flight time
~22h 37m

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.

Frequently asked questions

What is the time difference between Buenos Aires and Tokyo?
The current time difference is 12 hours. Buenos Aires is currently 12 hours behind Tokyo.
Is Buenos Aires ahead of Tokyo?
No. Buenos Aires is currently 12 hours behind Tokyo.
What time is it in Tokyo when it's 9 AM in Buenos Aires?
When it's 9 AM in Buenos Aires, it's 9pm in Tokyo.
When is the best time to schedule a meeting 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 before 9 AM or work past 5 PM — see the planner above for the least disruptive options.
Do Buenos Aires and Tokyo observe daylight saving time?
Neither Buenos Aires nor Tokyo observes daylight saving time. The difference between them stays constant year-round.
How far apart are Buenos Aires and Tokyo?
Buenos Aires and Tokyo are 18,373 km apart along the great-circle route. A direct flight takes roughly 22 hours 37 minutes.