Porto to Buni time converter
Buni is 4 hours ahead of Porto. When it is 9:00 AM in Porto, it is 1:00 PM in Buni.
5:07 PM in Porto, Monday, October 19, 2026
Porto to Buni conversion table
Every hour of today in Porto and the matching time in Buni. Light rows are typical working hours (9:00–18:00).
| Porto | Buni |
|---|---|
| 12:00 AM | 4:00 AM |
| 1:00 AM | 5:00 AM |
| 2:00 AM | 6:00 AM |
| 3:00 AM | 7:00 AM |
| 4:00 AM | 8:00 AM |
| 5:00 AM | 9:00 AM |
| 6:00 AM | 10:00 AM |
| 7:00 AM | 11:00 AM |
| 8:00 AM | 12:00 PM |
| 9:00 AM | 1:00 PM |
| 10:00 AM | 2:00 PM |
| 11:00 AM | 3:00 PM |
| 12:00 PM | 4:00 PM |
| 1:00 PM | 5:00 PM |
| 2:00 PM | 6:00 PM |
| 3:00 PM | 7:00 PM |
| 4:00 PM | 8:00 PM |
| 5:00 PM | 9:00 PM |
| 6:00 PM | 10:00 PM |
| 7:00 PM | 11:00 PM |
| 8:00 PM | 12:00 AM+1 day |
| 9:00 PM | 1:00 AM+1 day |
| 10:00 PM | 2:00 AM+1 day |
| 11:00 PM | 3:00 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 2:00 PM in Porto (1:00 PM – 6:00 PM in Buni).
Daylight saving time and the difference
The difference changes during the year because Porto and Buni switch clocks on different dates:
- Oct 19, 2026 – Oct 25, 2026: +4h
- Oct 25, 2026 – Mar 28, 2027: +5h
- Mar 28, 2027 – Oct 19, 2027: +4h
Distance
Porto and Buni are 6,777 km (4,211 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Porto and Buni?
Buni is 4 hours ahead of Porto.
What time is it in Buni when it is 9 AM in Porto?
When it is 9:00 AM in Porto, it is 1:00 PM in Buni.
When is the best time to call Buni from Porto?
Both sides are at work from 9:00 AM – 2:00 PM in Porto (1:00 PM – 6:00 PM in Buni).
Does the time difference between Porto and Buni change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.