Delhi to Bangkok
+1h 30mDelhi
ISTSOURCEBangkok
ICTGreen rows indicate typical business hours (9 AM - 5 PM)
IST and ICT on the World Map
The map below highlights the IST (India Standard Time) and ICT (Indochina Time) timezone regions across the globe.
IST – India Standard Time
UTC+05:30India Standard Time (IST) is the time zone for India and Sri Lanka, 5 hours and 30 minutes ahead of UTC.
- •India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT.
- •India uses a single time zone despite spanning 30° of longitude.
- •IST is one of only a handful of time zones with a 30-minute offset.
- •IST is the most populous single time zone in the world with over 1.4 billion people.
- •The Bombay Stock Exchange (BSE) and National Stock Exchange (NSE) operate on IST.
ICT – Indochina Time
UTC+07:00Indochina Time (ICT) is the time zone for Vietnam, Thailand, Laos, and Cambodia, 7 hours ahead of UTC.
- •Bangkok is one of the most visited cities in the world.
- •ICT is 12 hours ahead of EST.
- •Thailand, Vietnam, and Cambodia all share ICT.
About Delhi
WikipediaDelhi operates on India Standard Time (IST), UTC+5:30. As India's capital, Delhi time is synchronized with Mumbai and India's National Stock Exchange.
Delhi serves as India's political capital while Mumbai is the financial capital.
About Bangkok
WikipediaBangkok operates on Indochina Time (ICT), UTC+7. As Southeast Asia's largest economy hub, Bangkok bridges East Asian and South Asian business hours.
Bangkok is one of the world's most visited cities, with over 22 million visitors annually.
Everything You Need to Know About Delhi and Bangkok Time
Delhi runs on India Standard Time (IST) at UTC+05:30. Bangkok runs on Indochina Time (ICT) at UTC+07:00. That puts Delhi 1 hour 30 minutes ahead of Bangkok — a difference of +1h 30m at the current offsets.
In practice, when it is 9:00 AM in Delhi it is 10:30 AM in Bangkok. Midnight in Delhi is 1:30 AM in Bangkok. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Delhi to Bangkok time conversion table
| Delhi (IST) | Bangkok (ICT) | Day |
|---|---|---|
| 12:00 AM | 1:30 AM | same day |
| 6:00 AM | 7:30 AM | same day |
| 7:00 AM | 8:30 AM | same day |
| 8:00 AM | 9:30 AM | same day |
| 9:00 AM | 10:30 AM | same day |
| 12:00 PM | 1:30 PM | same day |
| 3:00 PM | 4:30 PM | same day |
| 5:00 PM | 6:30 PM | same day |
| 6:00 PM | 7:30 PM | same day |
| 9:00 PM | 10:30 PM | same day |
Why people convert Delhi to Bangkok time
- Scheduling a call from Delhi to Bangkok: a 10:00 AM start in Delhi lands at 11:30 AM in Bangkok, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Delhi and Bangkok are inside the 9-to-5 working day between 9:00 AM and 3:30 PM IST time (10:30 AM–5:00 PM ICT). That is roughly 6 hours 30 minutes of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in Delhi is 9:30 PM in Bangkok makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM IST" is unambiguous; "3 PM" across a +1h 30m gap is not.
- Block 9:00 AM–3:30 PM IST as the recurring meeting window if you work primarily from Delhi and need Bangkok colleagues present.
About IST (India Standard Time)
India Standard Time (IST) is the time observed throughout India and Sri Lanka. It is based on the 82.5°E meridian, passing through Mirzapur in Uttar Pradesh. India uses a single time zone despite spanning roughly 30° of longitude, which has been debated. IST does not observe daylight saving time. India is the world's most populous country, making IST one of the most-used time zones globally. The IT outsourcing industry and call centers operate primarily on IST, making the EST-to-IST conversion one of the most searched timezone conversions.
About ICT (Indochina Time)
Indochina Time (ICT) is used across Southeast Asia including Vietnam, Thailand, Laos, and Cambodia. Indonesia (Western time, WIB) also uses UTC+07:00. ICT does not observe daylight saving time.
Best time to call between Delhi and Bangkok
Both Delhi and Bangkok sit inside the 9 AM – 5 PM working day between 9:00 AM–3:30 PM IST, which is 10:30 AM–5:00 PM ICT. That gives roughly 6 hours and 30 minutes of shared time — the safest window for a live call or meeting.
Business hours overlap
Delhi and Bangkok share 6 hours of working-hours overlap (9:00 AM–3:30 PM IST), so scheduling a live meeting is straightforward.
Delhi is 1 hour 30 minutes ahead of Bangkok (IST UTC+05:30 → ICT UTC+07:00). The shared working window is 9:00 AM–3:30 PM IST. 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 Delhi and Bangkok?
Delhi (IST, UTC+05:30) is 1 hour 30 minutes ahead of Bangkok (ICT, UTC+07:00). The gap is currently +1h 30m.
How do I convert Delhi time to Bangkok time?
Add +1h 30m to Delhi local time. For example, 9:00 AM in Delhi is 10:30 AM in Bangkok.
What time is it in Bangkok right now?
Bangkok uses ICT at UTC+07:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +1h 30m offset from Delhi.
What is the best time to call Bangkok from Delhi?
Call between 9:00 AM and 3:30 PM IST — that maps to 10:30 AM–5:00 PM ICT and keeps both parties inside the working day.
Which is ahead, Delhi or Bangkok?
Delhi is 1 hour 30 minutes ahead of Bangkok. When it is 12:00 PM in Delhi it is 1:30 PM in Bangkok.
Do Delhi and Bangkok use different time zones?
Delhi (India) uses IST at UTC+05:30, while Bangkok (Thailand) uses ICT at UTC+07:00. The IANA identifiers are Asia/Kolkata and Asia/Bangkok.
Does daylight saving time affect the Delhi–Bangkok difference?
Neither zone observes daylight saving time, so the +1h 30m offset between Delhi and Bangkok is fixed all year.
Which other cities share Delhi's time zone?
IST also covers Mumbai, Delhi, Bangalore, Kolkata, Chennai, Hyderabad, Pune, Ahmedabad and 4 more.
Which countries use IST, Delhi's zone?
IST is used in India, Sri Lanka.
Is there a day difference between Delhi and Bangkok?
Not normally. The +1h 30m gap only pushes the date over for late-evening times.
What is the time difference between Delhi and Bangkok?
Bangkok is +1h 30m from Delhi.
What timezone is Delhi in?
Delhi operates on India Standard Time (IST), UTC+5:30. As India's capital, Delhi time is synchronized with Mumbai and India's National Stock Exchange.
What timezone is Bangkok in?
Bangkok operates on Indochina Time (ICT), UTC+7. As Southeast Asia's largest economy hub, Bangkok bridges East Asian and South Asian business hours.
What are the business hours in Delhi?
Standard business hours in Delhi are 9:30 AM - 5:30 PM IST.
What are the business hours in Bangkok?
Standard business hours in Bangkok are 8:30 AM - 5:30 PM ICT.
What is the best time to schedule a call between Delhi and Bangkok?
The best overlap for a call is when both cities are in business hours. Delhi works 9:30 AM - 5:30 PM IST and Bangkok works 8:30 AM - 5:30 PM ICT (+1h 30m difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Delhi and Bangkok?
Delhi uses INR (₹) while Bangkok uses THB (฿). Check current exchange rates when planning travel or business between these cities.
How do Delhi and Bangkok compare in size?
Delhi has a population of approximately 11 million (metro: 32.9 million), while Bangkok has approximately 8.3 million (metro: 14.6 million).
What are the major landmarks in Delhi and Bangkok?
Delhi is known for India Gate, Red Fort, Qutub Minar. Bangkok is famous for Grand Palace, Wat Arun, Wat Pho.
Do Delhi and Bangkok have stock exchanges?
Yes. Delhi has the NSE (National Stock Exchange) and Bangkok has the SET (Stock Exchange of Thailand). The +1h 30m time difference affects trading hour overlaps between these exchanges.
Which countries use IST (India Standard Time)?
IST is used in India, Sri Lanka.
Does IST observe daylight saving time?
No, IST does not observe daylight saving time and remains at UTC+05:30 year-round.
What are some interesting facts about IST?
India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT. India uses a single time zone despite spanning 30° of longitude.
Which cities are in the ICT timezone?
Major cities in the ICT timezone include Bangkok, Ho Chi Minh City, Hanoi, Jakarta, Phnom Penh, Vientiane.
What is the UTC offset for ICT?
Indochina Time (ICT) is at UTC+07:00.
What should I know about the ICT timezone?
Bangkok is one of the most visited cities in the world. ICT is 12 hours ahead of EST.
When is it midnight in Delhi, what time is it in Bangkok?
When it is 12:00 AM (midnight) in Delhi (IST), it is +1h 30m later in Bangkok (ICT).
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