Honolulu and São Paulo working-hours overlap
On Monday, 28 September 2026, Honolulu is 7 hours behind São Paulo — UTC-10:00 against UTC-03:00. Their working hours overlap for 1 hour that day, between 19:00–20:00 UTC — 09:00–10:00 in Honolulu and 16:00–17:00 in São Paulo. Neither Honolulu nor São Paulo changes clocks, so this window is the same all year.
Every figure on this page describes Monday, 28 September 2026 — a fixed day, not the day you are reading it. Working hours are 09:00–17:00 local time for both cities; change either, or pick another date, in the overlap calculator.
Shared working hours
Everyone is at work between 19:00–20:00 UTC — 1 hour.
| City | Local time | Offset |
|---|---|---|
| Honolulu | 09:00–10:00 | UTC-10:00 |
| São Paulo | 16:00–17:00 | UTC-03:00 |
Each city's working day
| City | Local hours | In UTC | Offset | Next clock change |
|---|---|---|---|---|
| Honolulu | 09:00–17:00 | 19:00–03:00 UTC | UTC-10:00 | No daylight saving |
| São Paulo | 09:00–17:00 | 12:00–20:00 UTC | UTC-03:00 | No daylight saving |
The shared window through the year
Neither Honolulu nor São Paulo changes clocks, so the gap between them is constant. Every month sampled gives the same window, 19:00–20:00 UTC.
| Month | Shared window | Length |
|---|---|---|
| 2026-10 | 19:00–20:00 UTC | 1 hour |
| 2026-11 | 19:00–20:00 UTC | 1 hour |
| 2026-12 | 19:00–20:00 UTC | 1 hour |
| 2027-01 | 19:00–20:00 UTC | 1 hour |
| 2027-02 | 19:00–20:00 UTC | 1 hour |
| 2027-03 | 19:00–20:00 UTC | 1 hour |
| 2027-04 | 19:00–20:00 UTC | 1 hour |
| 2027-05 | 19:00–20:00 UTC | 1 hour |
| 2027-06 | 19:00–20:00 UTC | 1 hour |
| 2027-07 | 19:00–20:00 UTC | 1 hour |
| 2027-08 | 19:00–20:00 UTC | 1 hour |
| 2027-09 | 19:00–20:00 UTC | 1 hour |
Questions
- What time can Honolulu and São Paulo meet?
- 19:00–20:00 UTC on Monday, 28 September 2026 — 1 hour. In Honolulu that is 09:00–10:00, and in São Paulo it is 16:00–17:00.
- How far apart are Honolulu and São Paulo?
- On Monday, 28 September 2026, Honolulu is 7 hours behind São Paulo — UTC-10:00 against UTC-03:00. Neither Honolulu nor São Paulo changes clocks, so this window is the same all year.
- Does the overlap between Honolulu and São Paulo change through the year?
- The shared window is the same in every month of the twelve months from Monday, 28 September 2026: 19:00–20:00 UTC.
Related city pairs
- Honolulu and San Francisco
- Honolulu and Denver
- Honolulu and Phoenix
- Honolulu and Mexico City
- Honolulu and Chicago
- Honolulu and Bogotá
Or read how overlap is calculated and the other questions people ask about scheduling across time zones.