HST to Portugal
+11hHST
HSTSOURCEPortugal
WESTGreen rows indicate typical business hours (9 AM - 5 PM)
HST and WEST on the World Map
The map below highlights the HST (Hawaii Standard Time) and WEST (Western European Time) timezone regions across the globe.
HST – Hawaii Standard Time
UTC-10:00Hawaii Standard Time (HST) is the time zone for the Hawaiian Islands, 10 hours behind UTC.
- •Hawaii does not observe daylight saving time.
- •HST is 5 hours behind EST in winter and 6 hours behind EDT in summer.
- •Hawaii is one of only two US states that don't observe DST (the other is Arizona).
WET – Western European Time
UTC+00:00Western European Time (WET) is the time zone for Portugal, Morocco, and the Canary Islands, same as UTC+00:00.
- •Portugal is the only mainland European country in the WET time zone.
- •The Canary Islands are on WET despite being part of Spain (which uses CET).
- •WET is identical to GMT and UTC+00:00.
HST to Portugal Time Difference – Complete Guide
HST runs on Hawaii Standard Time (HST) at UTC-10:00. Portugal runs on Western European Summer Time (WEST) at UTC+01:00, also currently on daylight saving time. That puts HST 11 hours ahead of Portugal — a difference of +11h at the current offsets.
In practice, when it is 9:00 AM in HST it is 8:00 PM in Portugal. Midnight in HST is 11:00 AM in Portugal.Portugal observes daylight saving time while HST does not, so the gap narrows or widens by an hour part of the year.
HST to Portugal time conversion table
| HST (HST) | Portugal (WEST) | Day |
|---|---|---|
| 12:00 AM | 11:00 AM | same day |
| 6:00 AM | 5:00 PM | same day |
| 7:00 AM | 6:00 PM | same day |
| 8:00 AM | 7:00 PM | same day |
| 9:00 AM | 8:00 PM | same day |
| 12:00 PM | 11:00 PM | same day |
| 3:00 PM | 2:00 AM | next day |
| 5:00 PM | 4:00 AM | next day |
| 6:00 PM | 5:00 AM | next day |
| 9:00 PM | 8:00 AM | next day |
Why people convert HST to Portugal time
- Scheduling a call from HST to Portugal: a 10:00 AM start in HST lands at 9:00 PM in Portugal, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +11h gap: HST and Portugal have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Portugal is 8:00 PM in HST.
- Watching a live event or market open: HST viewers need 8:00 PM in Portugal to catch a 9:00 AM start there, and 1:00 PM if the event is anchored to HST.
- Always state the zone abbreviation, not just the hour. "3:00 PM HST" is unambiguous; "3 PM" across a +11h gap is not.
- With a +11h gap there is no shared 9-to-5 window, so alternate the early start: one week HST takes the early slot, the next week Portugal does.
- Portugal: Clocks fall back on Sun, Oct 25, 2026. Any meeting series spanning that date will shift by an hour in local time.
About HST (Hawaii Standard Time)
Hawaii Standard Time (HST) is used in the state of Hawaii and does not observe daylight saving time. This makes HST one of the most consistent time zones in the US. The Hawaiian Islands are among the last places on Earth to see a new calendar day.
About WET (Western European Time)
Western European Time (WET) is used in Portugal, the Canary Islands (Spain), Morocco, and several other locations. It is equivalent to GMT/UTC. During summer, Portugal and the Canary Islands switch to WEST (Western European Summer Time, UTC+01:00).
Best time to call between HST and Portugal
With a +11h offset there is no overlap inside a normal 9 AM – 5 PM day. Portugal opens at 9:00 AM WEST, which is 8:00 PM in HST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
HST and Portugal have no shared working hours because of the +11h gap. Teams need to alternate early starts or rely on asynchronous handovers.
HST is 11 hours ahead of Portugal (HST UTC-10:00 → WEST UTC+01:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
HST
Does not observe DST
Portugal
☀ Currently in DST
Standard: UTC+00:00 · DST: UTC+01:00
Clocks fall back on Sun, Oct 25, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between HST and Portugal?
HST (HST, UTC-10:00) is 11 hours ahead of Portugal (WEST, UTC+01:00). The gap is currently +11h.
How do I convert HST time to Portugal time?
Add +11h to HST local time. For example, 9:00 AM in HST is 8:00 PM in Portugal.
What time is it in Portugal right now?
Portugal uses WEST at UTC+01:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +11h offset from HST.
What is the best time to call Portugal from HST?
There is no shared working-hours window because of the +11h gap. The closest option is 1:00 PM in HST, which is 12:00 AM in Portugal.
Which is ahead, HST or Portugal?
HST is 11 hours ahead of Portugal. When it is 12:00 PM in HST it is 11:00 PM in Portugal.
Do HST and Portugal use different time zones?
HST uses HST at UTC-10:00, while Portugal (Portugal) uses WEST at UTC+01:00. The IANA identifiers are Pacific/Honolulu and Europe/Lisbon.
Does daylight saving time affect the HST–Portugal difference?
Yes at the moment: Portugal is on daylight saving time and HST is not, so the +11h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share HST's time zone?
HST also covers Honolulu, Hilo, Kailua, Pearl City, Kapolei.
Which countries use HST, HST's zone?
HST is used in United States (Hawaii).
Is there a day difference between HST and Portugal?
Not normally. The +11h gap only pushes the date over for late-evening times.
What is the time difference between HST and Portugal?
Portugal is +11h from HST.
What timezone is HST in?
HST operates on its local timezone.
What timezone is Portugal in?
Portugal operates on its local timezone.
Which countries use HST (Hawaii Standard Time)?
HST is used in United States (Hawaii).
Does HST observe daylight saving time?
No, HST does not observe daylight saving time and remains at UTC-10:00 year-round.
What are some interesting facts about HST?
Hawaii does not observe daylight saving time. HST is 5 hours behind EST in winter and 6 hours behind EDT in summer.
Which cities are in the WET timezone?
Major cities in the WET timezone include Lisbon, Porto, Casablanca, Las Palmas, Funchal, Rabat.
What is the UTC offset for WET?
Western European Time (WET) is at UTC+00:00. During daylight saving time, it shifts to WEST.
What should I know about the WET timezone?
Portugal is the only mainland European country in the WET time zone. The Canary Islands are on WET despite being part of Spain (which uses CET).
When is it midnight in HST, what time is it in Portugal?
When it is 12:00 AM (midnight) in HST (HST), it is +11h later in Portugal (WET).
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