San Juan, Puerto Rico is 3 hours ahead of Boise
San Juan, Puerto Rico
AST (UTC-0400)
AST (UTC-0400)
04:37:29 PM
Thu, 12/18/25
Boise
MST (UTC-0700)
MST (UTC-0700)
01:37:29 PM
Thu, 12/18/25
Flying Time
The two places are 5431 kilometers apart.
A non-stop flight will take about 6 hours 47 minutes.
San Juan, Puerto Rico & Boise - Hour by Hour Time Difference Check List
| San Juan, Puerto Rico | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Boise | 21:00 | 22:00 | 23:00 | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 |
| Boise | 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| San Juan, Puerto Rico | 03:00 | 04:00 | 05:00 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 21:00 | 22:00 | 23:00 | 00:00 | 01:00 | 02:00 |
San Juan, Puerto Rico & Boise - Time Differece During 2025
| Time Difference | Start Time | End Time | Time Zone of San Juan, Puerto Rico | Time Zone of Boise |
|---|---|---|---|---|
| 3 hours | 01/01/25 00:00:00 UTC |
03/09/25 09:00:00 UTC |
AST (UTC-0400) | MST (UTC-0700) |
| 2 hours | 03/09/25 09:00:00 UTC |
11/02/25 08:00:00 UTC |
AST (UTC-0400) | MDT (UTC-0600) |
| 3 hours | 11/02/25 08:00:00 UTC |
01/01/26 00:00:00 UTC |
AST (UTC-0400) | MST (UTC-0700) |
San Juan, Puerto Rico & Boise - Time Differece During 2026
| Time Difference | Start Time | End Time | Time Zone of San Juan, Puerto Rico | Time Zone of Boise |
|---|---|---|---|---|
| 3 hours | 01/01/26 00:00:00 UTC |
03/08/26 09:00:00 UTC |
AST (UTC-0400) | MST (UTC-0700) |
| 2 hours | 03/08/26 09:00:00 UTC |
11/01/26 08:00:00 UTC |
AST (UTC-0400) | MDT (UTC-0600) |
| 3 hours | 11/01/26 08:00:00 UTC |
01/01/27 00:00:00 UTC |
AST (UTC-0400) | MST (UTC-0700) |