Lisbon to Boston Time Difference
🇵🇹 Lisbon is currently 4 hours behind of 🇺🇸 Boston. This difference varies between 5h and 4h due to Daylight Saving Time.
Live Calculator
Atin 🇵🇹 Lisbon→it will be—in 🇺🇸 Boston
Open full calculator →DST-accurate · shareable link
Difference
-4h
Business overlap
5h
Distance
5,131 km
Approx. flight
6h
Hour-by-Hour: Lisbon to Boston
| 🇵🇹 Lisbon | 🇺🇸 Boston | Note |
|---|---|---|
| 12:00 AM | 8:00 PM(prev day) | Previous day |
| 1:00 AM | 9:00 PM(prev day) | Previous day |
| 2:00 AM | 10:00 PM(prev day) | Previous day |
| 3:00 AM | 11:00 PM(prev day) | Previous day |
| 4:00 AM | 12:00 AM | |
| 5:00 AM | 1:00 AM | |
| 6:00 AM | 2:00 AM | |
| 7:00 AM | 3:00 AM | |
| 8:00 AM | 4:00 AM | |
| 9:00 AM | 5:00 AM | |
| 10:00 AM | 6:00 AM | |
| 11:00 AM | 7:00 AM | |
| 12:00 PM | 8:00 AM | |
| 1:00 PM | 9:00 AM | |
| 2:00 PM | 10:00 AM | |
| 3:00 PM | 11:00 AM | |
| 4:00 PM | 12:00 PM | |
| 5:00 PM | 1:00 PM | |
| 6:00 PM | 2:00 PM | |
| 7:00 PM | 3:00 PM | |
| 8:00 PM | 4:00 PM | |
| 9:00 PM | 5:00 PM | |
| 10:00 PM | 6:00 PM | |
| 11:00 PM | 7:00 PM |
Daylight Saving Time (DST)
Both Lisbon and Boston observe Daylight Saving Time, but they may switch on different dates. The time difference varies between 5 hours behind and 4 hours behind throughout the year. Currently, Lisbon is 4 hours behind relative to Boston.
Min difference
5h
Max difference
4h
Best Meeting Times
There are 5 overlapping business hours between Lisbon and Boston (9 AM – 6 PM in each city).
🇵🇹 Lisbon
1:00 PM – 6:00 PM
🇺🇸 Boston
9:00 AM – 2:00 PM
Frequently Asked Questions
What is the time difference between Lisbon and Boston?
The time difference between Lisbon and Boston is currently 4 hours behind. Lisbon uses GMT (UTC+0), while Boston uses EDT (UTC-4). This difference varies seasonally due to Daylight Saving Time, ranging from 5 hours behind to 4 hours behind.
When it's noon in Lisbon, what time is it in Boston?
When it's 12:00 PM (noon) in Lisbon, it is 8:00 AM in Boston. Use our calculator above to convert any other time.
Does the time difference between Lisbon and Boston change?
Yes, the time difference changes throughout the year. Because Lisbon observes Daylight Saving Time, the offset shifts between 5 hours behind and 4 hours behind at different times of the year.
What are the best times to schedule a call between Lisbon and Boston?
The best time to call is between 1:00 PM and 6:00 PM in Lisbon (which is 9:00 AM – 2:00 PM in Boston). This 5-hour window falls within business hours in both cities.
Is Lisbon ahead or behind Boston?
Lisbon is currently 4 hours ahead of Boston.
What time zone is Lisbon in?
Lisbon is in the Europe/Lisbon time zone, currently using GMT (UTC+0). Lisbon observes Daylight Saving Time, so the offset changes twice a year.
What time is midnight in Lisbon in Boston?
When it is midnight (12:00 AM) in Lisbon, it is 8:00 PM in Boston.