Karachi to Riyadh
-2hKarachi
PKTSOURCERiyadh
ASTGreen rows indicate typical business hours (9 AM - 5 PM)
PKT and AST on the World Map
The map below highlights the PKT (Pakistan Standard Time) and AST (Arabia Standard Time) timezone regions across the globe.
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).
AST – Arabia Standard Time
UTC+03:00Arabia Standard Time (AST, UTC+03:00) is the time zone for Saudi Arabia and the other Gulf states of the Arabian peninsula.
- •None of the Gulf states on Arabia Standard Time observe daylight saving.
- •AST is the same offset as Moscow Standard Time and East Africa Time.
- •Riyadh is one hour ahead of Central European Time in winter.
- •The AST abbreviation is shared with Atlantic Standard Time (UTC-04:00).
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.
About Riyadh
WikipediaRiyadh operates on Arabia Standard Time (AST), UTC+3. As OPEC's de facto capital and home to Tadawul, Riyadh time impacts global energy markets.
Riyadh is growing rapidly as part of Saudi Vision 2030 modernization.
Time Conversion Guide: Karachi to Riyadh
Karachi runs on Pakistan Standard Time (PKT) at UTC+05:00. Riyadh runs on Arabian Standard Time (AST) at UTC+03:00. That puts Karachi 2 hours behind Riyadh — a difference of -2h at the current offsets.
In practice, when it is 9:00 AM in Karachi it is 7:00 AM in Riyadh. Midnight in Karachi is 10:00 PM in Riyadh. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Karachi to Riyadh time conversion table
| Karachi (PKT) | Riyadh (AST) | Day |
|---|---|---|
| 12:00 AM | 10:00 PM | previous day |
| 6:00 AM | 4:00 AM | same day |
| 7:00 AM | 5:00 AM | same day |
| 8:00 AM | 6:00 AM | same day |
| 9:00 AM | 7:00 AM | same day |
| 12:00 PM | 10:00 AM | same day |
| 3:00 PM | 1:00 PM | same day |
| 5:00 PM | 3:00 PM | same day |
| 6:00 PM | 4:00 PM | same day |
| 9:00 PM | 7:00 PM | same day |
Why people convert Karachi to Riyadh time
- Scheduling a call from Karachi to Riyadh: a 10:00 AM start in Karachi lands at 8:00 AM in Riyadh, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Karachi and Riyadh are inside the 9-to-5 working day between 11:00 AM and 5:00 PM PKT time (9:00 AM–3:00 PM AST). That is roughly 6 hours of usable overlap.
- Booking travel or deliveries: tracking Riyadh local time against Karachi keeps pickup windows and arrival estimates honest across the -2h offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM PKT" is unambiguous; "3 PM" across a -2h gap is not.
- Block 11:00 AM–5:00 PM PKT as the recurring meeting window if you work primarily from Karachi and need Riyadh colleagues present.
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.
About AST (Arabia Standard Time)
Arabia Standard Time (AST) is fixed at UTC+03:00 all year across Saudi Arabia, Qatar, Kuwait, Bahrain, Iraq and Yemen. None of these countries observes daylight saving time, so the offset never changes. The abbreviation collides with Atlantic Standard Time (UTC-04:00) used in eastern Canada and the Caribbean; this page covers the Arabian peninsula meaning. Arabia Standard Time is the same offset as Moscow Standard Time and East Africa Time, which makes scheduling with Europe straightforward — Riyadh is one hour ahead of Central European Time in winter and level with it during European summer time.
Best time to call between Karachi and Riyadh
Both Karachi and Riyadh sit inside the 9 AM – 5 PM working day between 11:00 AM–5:00 PM PKT, which is 9:00 AM–3:00 PM AST. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Karachi and Riyadh share 6 hours of working-hours overlap (11:00 AM–5:00 PM PKT), so scheduling a live meeting is straightforward.
Karachi is 2 hours behind Riyadh (PKT UTC+05:00 → AST UTC+03:00). The shared working window is 11:00 AM–5:00 PM PKT. 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 Karachi and Riyadh?
Karachi (PKT, UTC+05:00) is 2 hours behind Riyadh (AST, UTC+03:00). The gap is currently -2h.
How do I convert Karachi time to Riyadh time?
Add -2h to Karachi local time. For example, 9:00 AM in Karachi is 7:00 AM in Riyadh.
What time is it in Riyadh right now?
Riyadh uses AST at UTC+03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -2h offset from Karachi.
What is the best time to call Riyadh from Karachi?
Call between 11:00 AM and 5:00 PM PKT — that maps to 9:00 AM–3:00 PM AST and keeps both parties inside the working day.
Which is behind, Karachi or Riyadh?
Karachi is 2 hours behind Riyadh. When it is 12:00 PM in Karachi it is 10:00 AM in Riyadh.
Do Karachi and Riyadh use different time zones?
Karachi (Pakistan) uses PKT at UTC+05:00, while Riyadh (Saudi Arabia) uses AST at UTC+03:00. The IANA identifiers are Asia/Karachi and Asia/Riyadh.
Does daylight saving time affect the Karachi–Riyadh difference?
Neither zone observes daylight saving time, so the -2h offset between Karachi and Riyadh is fixed all year.
Which other cities share Karachi's time zone?
PKT also covers Karachi, Lahore, Islamabad, Rawalpindi, Faisalabad, Peshawar.
Which countries use PKT, Karachi's zone?
PKT is used in Pakistan.
Is there a day difference between Karachi and Riyadh?
Not normally. The -2h gap only pushes the date over the previous day.
What is the time difference between Karachi and Riyadh?
Riyadh is -2h from Karachi.
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 timezone is Riyadh in?
Riyadh operates on Arabia Standard Time (AST), UTC+3. As OPEC's de facto capital and home to Tadawul, Riyadh time impacts global energy markets.
What are the business hours in Karachi?
Standard business hours in Karachi are 9:00 AM - 5:00 PM PKT.
What are the business hours in Riyadh?
Standard business hours in Riyadh are 8:00 AM - 4:00 PM AST (Sunday-Thursday).
What is the best time to schedule a call between Karachi and Riyadh?
The best overlap for a call is when both cities are in business hours. Karachi works 9:00 AM - 5:00 PM PKT and Riyadh works 8:00 AM - 4:00 PM AST (Sunday-Thursday) (-2h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Karachi and Riyadh?
Karachi uses PKR (₨) while Riyadh uses SAR (﷼). Check current exchange rates when planning travel or business between these cities.
How do Karachi and Riyadh compare in size?
Karachi has a population of approximately 14.9 million (metro: 16.5 million), while Riyadh has approximately 7.7 million (metro: 7.7 million).
What are the major landmarks in Karachi and Riyadh?
Karachi is known for Quaid-e-Azam's Mausoleum, Mohatta Palace, Clifton Beach. Riyadh is famous for Kingdom Centre, Masmak Fortress, National Museum.
Do Karachi and Riyadh have stock exchanges?
Yes. Karachi has the PSX (Pakistan Stock Exchange) and Riyadh has the Tadawul (Saudi Stock Exchange). The -2h time difference affects trading hour overlaps between these exchanges.
Which countries use PKT (Pakistan Standard Time)?
PKT is used in Pakistan.
Does PKT observe daylight saving time?
No, PKT does not observe daylight saving time and remains at UTC+05:00 year-round.
What are some interesting facts about PKT?
Pakistan does not observe daylight saving time. Karachi is one of the world's most populous cities.
Which cities are in the AST timezone?
Major cities in the AST timezone include Riyadh, Jeddah, Doha, Kuwait City, Baghdad.
What is the UTC offset for AST?
Arabia Standard Time (AST) is at UTC+03:00.
What should I know about the AST timezone?
None of the Gulf states on Arabia Standard Time observe daylight saving. AST is the same offset as Moscow Standard Time and East Africa Time.
When is it midnight in Karachi, what time is it in Riyadh?
When it is 12:00 AM (midnight) in Karachi (PKT), it is -2h later in Riyadh (AST).
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