Manila to Honolulu
-18hManila
PHTSOURCEHonolulu
HSTGreen rows indicate typical business hours (9 AM - 5 PM)
PHT and HST on the World Map
The map below highlights the PHT (Philippine Time) and HST (Hawaii Standard Time) timezone regions across the globe.
PHT – Philippine Time
UTC+08:00Philippine Time (PHT, UTC+08:00) is the time zone for the Philippines, 8 hours ahead of UTC.
- •Philippine Time does not observe daylight saving, so UTC+08:00 is fixed all year.
- •PHT shares its offset with China, Hong Kong, Singapore and Malaysia.
- •Manila is one of the largest outsourcing hubs in the world.
- •The Philippines spans one time zone despite being an archipelago of over 7,600 islands.
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).
About Manila
WikipediaManila operates on Philippine Time (PHT), UTC+8. As a major BPO hub, Manila time coordinates with US client hours for customer support operations.
Manila is the most densely populated city in the world.
About Honolulu
WikipediaHonolulu operates on Hawaii Standard Time (HST), UTC-10 with no daylight saving. Hawaii's consistent time makes it a predictable connection between Asia and mainland USA.
Pearl Harbor memorial receives over 2 million visitors annually.
Time Conversion Guide: Manila to Honolulu
Manila runs on Philippine Standard Time (PHT) at UTC+08:00. Honolulu runs on Hawaii-Aleutian Standard Time (HST) at UTC-10:00. That puts Manila 18 hours behind Honolulu — a difference of -18h at the current offsets.
In practice, when it is 9:00 AM in Manila it is 3:00 PM in Honolulu on the previous day. Midnight in Manila is 6:00 AM in Honolulu. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Manila to Honolulu time conversion table
| Manila (PHT) | Honolulu (HST) | Day |
|---|---|---|
| 12:00 AM | 6:00 AM | previous day |
| 6:00 AM | 12:00 PM | previous day |
| 7:00 AM | 1:00 PM | previous day |
| 8:00 AM | 2:00 PM | previous day |
| 9:00 AM | 3:00 PM | previous day |
| 12:00 PM | 6:00 PM | previous day |
| 3:00 PM | 9:00 PM | previous day |
| 5:00 PM | 11:00 PM | previous day |
| 6:00 PM | 12:00 AM | same day |
| 9:00 PM | 3:00 AM | same day |
Why people convert Manila to Honolulu time
- Scheduling a call from Manila to Honolulu: a 10:00 AM start in Manila lands at 4:00 PM in Honolulu the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -18h gap: Manila and Honolulu 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 Honolulu is 3:00 PM in Manila.
- Keeping family and friends in sync: knowing that 8:00 PM in Manila is 2:00 AM in Honolulu makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM PHT" is unambiguous; "3 PM" across a -18h gap is not.
- With a -18h gap there is no shared 9-to-5 window, so alternate the early start: one week Manila takes the early slot, the next week Honolulu does.
About PHT (Philippine Time)
Philippine Time (PHT) is fixed at UTC+08:00 all year. The Philippines has not observed daylight saving time since 1978, apart from a brief trial in 1990. PHT shares its offset with China Standard Time, Hong Kong Time, Singapore Time, Malaysian Time and Australian Western Standard Time, which makes Manila a convenient bridge for scheduling across East and Southeast Asia. As one of the world's largest centres for business process outsourcing, Manila keeps overlapping hours with both Australia and, on early shifts, the United States, and its contact-centre schedules are usually planned around Manila 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.
Best time to call between Manila and Honolulu
With a -18h offset there is no overlap inside a normal 9 AM – 5 PM day. Honolulu opens at 9:00 AM HST, which is 3:00 PM in Manila, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Manila and Honolulu have no shared working hours because of the -18h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Manila is 18 hours behind Honolulu (PHT UTC+08:00 → HST UTC-10:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
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 Manila and Honolulu?
Manila (PHT, UTC+08:00) is 18 hours behind Honolulu (HST, UTC-10:00). The gap is currently -18h.
How do I convert Manila time to Honolulu time?
Add -18h to Manila local time. For example, 9:00 AM in Manila is 3:00 PM in Honolulu (previous day).
What time is it in Honolulu right now?
Honolulu uses HST at UTC-10:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -18h offset from Manila.
What is the best time to call Honolulu from Manila?
There is no shared working-hours window because of the -18h gap. The closest option is 1:00 PM in Manila, which is 7:00 PM in Honolulu.
Which is behind, Manila or Honolulu?
Manila is 18 hours behind Honolulu. When it is 12:00 PM in Manila it is 6:00 PM in Honolulu.
Do Manila and Honolulu use different time zones?
Manila (Philippines) uses PHT at UTC+08:00, while Honolulu (USA) uses HST at UTC-10:00. The IANA identifiers are Asia/Manila and Pacific/Honolulu.
Does daylight saving time affect the Manila–Honolulu difference?
Neither zone observes daylight saving time, so the -18h offset between Manila and Honolulu is fixed all year.
Which other cities share Manila's time zone?
PHT also covers Manila, Quezon City, Davao City, Cebu City, Zamboanga.
Which countries use PHT, Manila's zone?
PHT is used in Philippines.
Is there a day difference between Manila and Honolulu?
Sometimes. The -18h gap is large enough that 8:00 PM or later in Manila already falls on the in Honolulu.
What is the time difference between Manila and Honolulu?
Honolulu is -18h from Manila.
What timezone is Manila in?
Manila operates on Philippine Time (PHT), UTC+8. As a major BPO hub, Manila time coordinates with US client hours for customer support operations.
What timezone is Honolulu in?
Honolulu operates on Hawaii Standard Time (HST), UTC-10 with no daylight saving. Hawaii's consistent time makes it a predictable connection between Asia and mainland USA.
What are the business hours in Manila?
Standard business hours in Manila are 8:00 AM - 5:00 PM PHT.
What are the business hours in Honolulu?
Standard business hours in Honolulu are 8:00 AM - 5:00 PM HST.
What is the best time to schedule a call between Manila and Honolulu?
The best overlap for a call is when both cities are in business hours. Manila works 8:00 AM - 5:00 PM PHT and Honolulu works 8:00 AM - 5:00 PM HST (-18h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Manila and Honolulu?
Manila uses PHP (₱) while Honolulu uses USD ($). Check current exchange rates when planning travel or business between these cities.
How do Manila and Honolulu compare in size?
Manila has a population of approximately 1.8 million (metro: 14.4 million), while Honolulu has approximately 350,000 (metro: 1 million).
What are the major landmarks in Manila and Honolulu?
Manila is known for Intramuros, Rizal Park, Manila Ocean Park. Honolulu is famous for Waikiki Beach, Diamond Head, Pearl Harbor.
Do Manila and Honolulu have stock exchanges?
Yes. Manila has the PSE (Philippine Stock Exchange) and Honolulu has the N/A (Uses NYSE/NASDAQ). The -18h time difference affects trading hour overlaps between these exchanges.
Which countries use PHT (Philippine Time)?
PHT is used in Philippines.
Does PHT observe daylight saving time?
No, PHT does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about PHT?
Philippine Time does not observe daylight saving, so UTC+08:00 is fixed all year. PHT shares its offset with China, Hong Kong, Singapore and Malaysia.
Which cities are in the HST timezone?
Major cities in the HST timezone include Honolulu, Hilo, Kailua, Pearl City, Kapolei.
What is the UTC offset for HST?
Hawaii Standard Time (HST) is at UTC-10:00.
What should I know about the HST timezone?
Hawaii does not observe daylight saving time. HST is 5 hours behind EST in winter and 6 hours behind EDT in summer.
When is it midnight in Manila, what time is it in Honolulu?
When it is 12:00 AM (midnight) in Manila (PHT), it is -18h later in Honolulu (HST).
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