Honolulu to Karachi
+15hHonolulu
HSTSOURCEKarachi
PKTGreen rows indicate typical business hours (9 AM - 5 PM)
HST and PKT on the World Map
The map below highlights the HST (Hawaii Standard Time) and PKT (Pakistan Standard 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).
PKT – Pakistan Standard Time
UTC+05:00Pakistan Standard Time (PKT) is the time zone for Pakistan, 5 hours ahead of UTC.
- •Pakistan does not observe daylight saving time.
- •Karachi is one of the world's most populous cities.
- •PKT is the same offset as Uzbekistan (UZT) and Yekaterinburg (YEKT).
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.
About Karachi
WikipediaKarachi operates on Pakistan Standard Time (PKT), UTC+5. As Pakistan's financial hub and largest port city, Karachi time drives South Asian commerce.
Karachi is one of the fastest-growing megacities in the world.
Comparing Time Zones: Honolulu and Karachi
Honolulu runs on Hawaii-Aleutian Standard Time (HST) at UTC-10:00. Karachi runs on Pakistan Standard Time (PKT) at UTC+05:00. That puts Honolulu 15 hours ahead of Karachi — a difference of +15h at the current offsets.
In practice, when it is 9:00 AM in Honolulu it is 12:00 AM in Karachi on the next day. Midnight in Honolulu is 3:00 PM in Karachi. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Honolulu to Karachi time conversion table
| Honolulu (HST) | Karachi (PKT) | Day |
|---|---|---|
| 12:00 AM | 3:00 PM | same day |
| 6:00 AM | 9:00 PM | same day |
| 7:00 AM | 10:00 PM | same day |
| 8:00 AM | 11:00 PM | same day |
| 9:00 AM | 12:00 AM | next day |
| 12:00 PM | 3:00 AM | next day |
| 3:00 PM | 6:00 AM | next day |
| 5:00 PM | 8:00 AM | next day |
| 6:00 PM | 9:00 AM | next day |
| 9:00 PM | 12:00 PM | next day |
Why people convert Honolulu to Karachi time
- Scheduling a call from Honolulu to Karachi: a 10:00 AM start in Honolulu lands at 1:00 AM in Karachi the next day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +15h gap: Honolulu and Karachi 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 Karachi is 12:00 AM in Honolulu.
- Keeping family and friends in sync: knowing that 8:00 PM in Honolulu is 11:00 AM in Karachi makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM HST" is unambiguous; "3 PM" across a +15h gap is not.
- With a +15h gap there is no shared 9-to-5 window, so alternate the early start: one week Honolulu takes the early slot, the next week Karachi does.
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 PKT (Pakistan Standard Time)
Pakistan Standard Time (PKT) is the time zone used throughout Pakistan. PKT does not observe daylight saving time. Pakistan is the 5th most populous country in the world.
Best time to call between Honolulu and Karachi
With a +15h offset there is no overlap inside a normal 9 AM – 5 PM day. Karachi opens at 9:00 AM PKT, which is 12:00 AM in Honolulu, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Honolulu and Karachi have no shared working hours because of the +15h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Honolulu is 15 hours ahead of Karachi (HST UTC-10:00 → PKT UTC+05:00). 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 Honolulu and Karachi?
Honolulu (HST, UTC-10:00) is 15 hours ahead of Karachi (PKT, UTC+05:00). The gap is currently +15h.
How do I convert Honolulu time to Karachi time?
Add +15h to Honolulu local time. For example, 9:00 AM in Honolulu is 12:00 AM in Karachi (next day).
What time is it in Karachi right now?
Karachi uses PKT at UTC+05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +15h offset from Honolulu.
What is the best time to call Karachi from Honolulu?
There is no shared working-hours window because of the +15h gap. The closest option is 1:00 PM in Honolulu, which is 4:00 AM in Karachi.
Which is ahead, Honolulu or Karachi?
Honolulu is 15 hours ahead of Karachi. When it is 12:00 PM in Honolulu it is 3:00 AM in Karachi.
Do Honolulu and Karachi use different time zones?
Honolulu (USA) uses HST at UTC-10:00, while Karachi (Pakistan) uses PKT at UTC+05:00. The IANA identifiers are Pacific/Honolulu and Asia/Karachi.
Does daylight saving time affect the Honolulu–Karachi difference?
Neither zone observes daylight saving time, so the +15h offset between Honolulu and Karachi is fixed all year.
Which other cities share Honolulu's time zone?
HST also covers Honolulu, Hilo, Kailua, Pearl City, Kapolei.
Which countries use HST, Honolulu's zone?
HST is used in United States (Hawaii).
Is there a day difference between Honolulu and Karachi?
Sometimes. The +15h gap is large enough that 8:00 PM or later in Honolulu already falls on the next day in Karachi.
What is the time difference between Honolulu and Karachi?
Karachi is +15h from Honolulu.
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 timezone is Karachi in?
Karachi operates on Pakistan Standard Time (PKT), UTC+5. As Pakistan's financial hub and largest port city, Karachi time drives South Asian commerce.
What are the business hours in Honolulu?
Standard business hours in Honolulu are 8:00 AM - 5:00 PM HST.
What are the business hours in Karachi?
Standard business hours in Karachi are 9:00 AM - 5:00 PM PKT.
What is the best time to schedule a call between Honolulu and Karachi?
The best overlap for a call is when both cities are in business hours. Honolulu works 8:00 AM - 5:00 PM HST and Karachi works 9:00 AM - 5:00 PM PKT (+15h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Honolulu and Karachi?
Honolulu uses USD ($) while Karachi uses PKR (₨). Check current exchange rates when planning travel or business between these cities.
How do Honolulu and Karachi compare in size?
Honolulu has a population of approximately 350,000 (metro: 1 million), while Karachi has approximately 14.9 million (metro: 16.5 million).
What are the major landmarks in Honolulu and Karachi?
Honolulu is known for Waikiki Beach, Diamond Head, Pearl Harbor. Karachi is famous for Quaid-e-Azam's Mausoleum, Mohatta Palace, Clifton Beach.
Do Honolulu and Karachi have stock exchanges?
Yes. Honolulu has the N/A (Uses NYSE/NASDAQ) and Karachi has the PSX (Pakistan Stock Exchange). The +15h time difference affects trading hour overlaps between these exchanges.
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 PKT timezone?
Major cities in the PKT timezone include Karachi, Lahore, Islamabad, Rawalpindi, Faisalabad, Peshawar.
What is the UTC offset for PKT?
Pakistan Standard Time (PKT) is at UTC+05:00.
What should I know about the PKT timezone?
Pakistan does not observe daylight saving time. Karachi is one of the world's most populous cities.
When is it midnight in Honolulu, what time is it in Karachi?
When it is 12:00 AM (midnight) in Honolulu (HST), it is +15h later in Karachi (PKT).
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