San Juan to Guam Time Difference
🇵🇷 San Juan is currently 14 hours ahead of 🇬🇺 Guam.
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Atin 🇵🇷 San Juan→it will be—in 🇬🇺 Guam
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Difference
+14h
Business overlap
None
Distance
15,110 km
Approx. flight
17.8h
Hour-by-Hour: San Juan to Guam
| 🇵🇷 San Juan | 🇬🇺 Guam | Note |
|---|---|---|
| 12:00 AM | 2:00 PM(prev day) | Previous day |
| 1:00 AM | 3:00 PM(prev day) | Previous day |
| 2:00 AM | 4:00 PM(prev day) | Previous day |
| 3:00 AM | 5:00 PM(prev day) | Previous day |
| 4:00 AM | 6:00 PM(prev day) | Previous day |
| 5:00 AM | 7:00 PM(prev day) | Previous day |
| 6:00 AM | 8:00 PM(prev day) | Previous day |
| 7:00 AM | 9:00 PM(prev day) | Previous day |
| 8:00 AM | 10:00 PM(prev day) | Previous day |
| 9:00 AM | 11:00 PM(prev day) | Previous day |
| 10:00 AM | 12:00 AM | |
| 11:00 AM | 1:00 AM | |
| 12:00 PM | 2:00 AM | |
| 1:00 PM | 3:00 AM | |
| 2:00 PM | 4:00 AM | |
| 3:00 PM | 5:00 AM | |
| 4:00 PM | 6:00 AM | |
| 5:00 PM | 7:00 AM | |
| 6:00 PM | 8:00 AM | |
| 7:00 PM | 9:00 AM | |
| 8:00 PM | 10:00 AM | |
| 9:00 PM | 11:00 AM | |
| 10:00 PM | 12:00 PM | |
| 11:00 PM | 1:00 PM |
Daylight Saving Time (DST)
Neither San Juan nor Guam observes Daylight Saving Time. The time difference is always 14 hours ahead.
Best Meeting Times
There is no overlap between standard business hours (9 AM – 6 PM) in San Juan and Guam. Consider scheduling early morning or late evening calls to bridge the gap.
Frequently Asked Questions
What is the time difference between San Juan and Guam?
The time difference between San Juan and Guam is currently 14 hours ahead. San Juan uses AST (UTC-4), while Guam uses GMT+10 (UTC+10).
When it's noon in San Juan, what time is it in Guam?
When it's 12:00 PM (noon) in San Juan, it is 2:00 AM in Guam. Use our calculator above to convert any other time.
Does the time difference between San Juan and Guam change?
No. The time difference between San Juan and Guam is always 14 hours ahead — neither city observes Daylight Saving Time, so the offset never changes.
What are the best times to schedule a call between San Juan and Guam?
There is no overlap between standard business hours (9 AM – 6 PM) in San Juan and Guam. Consider scheduling early morning in one city or late evening in the other to find a mutually reasonable time.
Is San Juan ahead or behind Guam?
San Juan is currently 14 hours behind Guam.
What time zone is San Juan in?
San Juan is in the America/Puerto Rico time zone, currently using AST (UTC-4). San Juan does not observe Daylight Saving Time.
What time is midnight in San Juan in Guam?
When it is midnight (12:00 AM) in San Juan, it is 2:00 PM in Guam.