Time in São Luís vs Buenos Aires

São Luís keeps UTC−3 (UTC−3) and Buenos Aires keeps UTC−3 (UTC−3) today. Buenos Aires is the same time as São Luís; the rows below read both clocks live.

The working day, side by side

Hours shaded in both rows are inside working hours in both cities: 09:00–18:00 in Buenos Aires (09:00–18:00 your time).

São Luís and Buenos Aires hour by hour, with the working-hour overlap shaded
City	00:00 in São Luís	01:00 in São Luís	02:00 in São Luís	03:00 in São Luís	04:00 in São Luís	05:00 in São Luís	06:00 in São Luís	07:00 in São Luís	08:00 in São Luís	09:00 in São Luís	10:00 in São Luís	11:00 in São Luís	12:00 in São Luís	13:00 in São Luís	14:00 in São Luís	15:00 in São Luís	16:00 in São Luís	17:00 in São Luís	18:00 in São Luís	19:00 in São Luís	20:00 in São Luís	21:00 in São Luís	22:00 in São Luís	23:00 in São Luís
São Luís——	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Buenos Aires——	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23

Working hours
Shoulder
Night
Overlap

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Best hours to call

09:00 in São Luís

Inside working hours on both sides

09:00 in Buenos Aires

10:00 in São Luís

Inside working hours on both sides

10:00 in Buenos Aires

11:00 in São Luís

Inside working hours on both sides

11:00 in Buenos Aires

12:00 in São Luís

Inside working hours on both sides

12:00 in Buenos Aires

Where daylight saving pulls them apart

Neither São Luís nor Buenos Aires changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is Buenos Aires of São Luís?

Buenos Aires and São Luís read the same clock right now.

What is the best time to call between São Luís and Buenos Aires?

Any hour in 09:00–18:00 São Luís time is inside working hours in both cities.

Do São Luís and Buenos Aires change clocks on the same date?

Neither city changes its clocks, so the gap between them never moves.