Houston to Lisbon time converter
Lisbon is 6 hours ahead of Houston. When it is 9:00 AM in Houston, it is 3:00 PM in Lisbon.
8:57 AM in Houston, Sunday, October 18, 2026
Houston to Lisbon conversion table
Every hour of today in Houston and the matching time in Lisbon. Light rows are typical working hours (9:00–18:00).
| Houston | Lisbon |
|---|---|
| 12:00 AM | 6:00 AM |
| 1:00 AM | 7:00 AM |
| 2:00 AM | 8:00 AM |
| 3:00 AM | 9:00 AM |
| 4:00 AM | 10:00 AM |
| 5:00 AM | 11:00 AM |
| 6:00 AM | 12:00 PM |
| 7:00 AM | 1:00 PM |
| 8:00 AM | 2:00 PM |
| 9:00 AM | 3:00 PM |
| 10:00 AM | 4:00 PM |
| 11:00 AM | 5:00 PM |
| 12:00 PM | 6:00 PM |
| 1:00 PM | 7:00 PM |
| 2:00 PM | 8:00 PM |
| 3:00 PM | 9:00 PM |
| 4:00 PM | 10:00 PM |
| 5:00 PM | 11:00 PM |
| 6:00 PM | 12:00 AM+1 day |
| 7:00 PM | 1:00 AM+1 day |
| 8:00 PM | 2:00 AM+1 day |
| 9:00 PM | 3:00 AM+1 day |
| 10:00 PM | 4:00 AM+1 day |
| 11:00 PM | 5:00 AM+1 day |
Best time to call or meet
Both sides are at work from 9:00 AM – 12:00 PM in Houston (3:00 PM – 6:00 PM in Lisbon).
Daylight saving time and the difference
The difference changes during the year because Houston and Lisbon switch clocks on different dates:
- Oct 18, 2026 – Oct 24, 2026: +6h
- Oct 24, 2026 – Nov 1, 2026: +5h
- Nov 1, 2026 – Mar 14, 2027: +6h
- Mar 14, 2027 – Mar 27, 2027: +5h
- Mar 27, 2027 – Oct 18, 2027: +6h
Distance
Houston and Lisbon are 7,694 km (4,781 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Houston and Lisbon?
Lisbon is 6 hours ahead of Houston.
What time is it in Lisbon when it is 9 AM in Houston?
When it is 9:00 AM in Houston, it is 3:00 PM in Lisbon.
When is the best time to call Lisbon from Houston?
Both sides are at work from 9:00 AM – 12:00 PM in Houston (3:00 PM – 6:00 PM in Lisbon).
Does the time difference between Houston and Lisbon change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.