CET ↔ IST Time Converter

Convert CET to IST instantly. Central European Time is UTC+1 / UTC+2 (CEST) and India Standard Time is UTC+5:30 — a 4h 30m ahead difference. Enter any time in either field — both are fully editable. Use the ⇄ button to swap directions.

🕐 Live Current Times

CET
--:--:--
--
Central European Time
4h 30m ahead
⇄ IST→CET
IST
--:--:--
--
India Standard Time

⚡ Bidirectional Time Converter

CET (UTC+1 / UTC+2 (CEST)) → IST (UTC+5:30) · Difference: 4h 30m ahead (auto-adjusts for DST)

ℹ️ Timezone Details

CET Offset
UTC+1 / UTC+2 (CEST)
IST Offset
UTC+5:30
Difference
4h 30m ahead
CET Full Name
Central European Time
IST Full Name
India Standard Time
Vice Versa
IST → CET ↗

🤝 Best Meeting Hours Between CET and IST

Because IST is 4h 30m ahead CET, use this table to plan calls that fall in reasonable working hours for both sides.

CETISTSuitability
7:00 AM11:00 AMGood — early morning start
8:00 AM12:00 PMBest overlap
9:00 AM1:00 PMBest overlap
10:00 AM2:00 PMBest overlap
11:00 AM3:00 PMGood — late afternoon

🏙️ Cities Covered by Each Time Zone

CET Cities
Paris, Berlin, Rome, Madrid, Amsterdam, Brussels, Vienna, Warsaw
IST Cities
Mumbai, Delhi, Bangalore, Hyderabad, Chennai, Kolkata, Pune

Note: Some timezones observe Daylight Saving Time, so the offset may change seasonally. The live clocks and converter on this page adjust automatically.

📋 Full 24-Hour Conversion Table — CET to IST

CET (12h)CET (24h)IST (12h)IST (24h)DayType
12:00 AM00:004:30 AM04:30—Night
1:00 AM01:005:30 AM05:30—Night
2:00 AM02:006:30 AM06:30—Night
3:00 AM03:007:30 AM07:30—Night
4:00 AM04:008:30 AM08:30—Night
5:00 AM05:009:30 AM09:30—Night
6:00 AM06:0010:30 AM10:30—
7:00 AM07:0011:30 AM11:30—
8:00 AM08:0012:30 PM12:30—
9:00 AM09:001:30 PM13:30—Business
10:00 AM10:002:30 PM14:30—Business
11:00 AM11:003:30 PM15:30—Business
12:00 PM12:004:30 PM16:30—Business
1:00 PM13:005:30 PM17:30—Business
2:00 PM14:006:30 PM18:30—Business
3:00 PM15:007:30 PM19:30—Business
4:00 PM16:008:30 PM20:30—Business
5:00 PM17:009:30 PM21:30—Business
6:00 PM18:0010:30 PM22:30—
7:00 PM19:0011:30 PM23:30—
8:00 PM20:0012:30 AM00:30+1 Day
9:00 PM21:001:30 AM01:30+1 Day
10:00 PM22:002:30 AM02:30+1 DayNight
11:00 PM23:003:30 AM03:30+1 DayNight

Note: this table uses a fixed offset. During Daylight Saving Time the difference may change — use the live converter above which adjusts automatically.

🔗 Related Converters

💡 How to Convert CET to IST

1
Find the offset — Central European Time is UTC+1 / UTC+2 (CEST) and India Standard Time is UTC+5:30. The difference between them is 4h 30m ahead.
2
Use either input field — Type a time in the CET field to get the IST equivalent, or type in the IST field to get the CET time. Both fields are editable.
3
Swap directions — Click ⇄ to instantly swap the conversion direction, or visit the IST to CET page.
4
Check the table — The 24-hour reference table shows every hour converted, with working hours marked green and late night/early morning marked orange.
5
Watch for day changes — Some times cross midnight, so a "+1 Day" or "-1 Day" note appears to show the date is different in the converted timezone.

❓ FAQ — CET to IST

What is the time difference between CET and IST?

India Standard Time (IST) is 4h 30m ahead Central European Time (CET).

How do I convert CET to IST?

Use the converter above — type any time in the CET field and the IST result appears instantly. You can also refer to the 24-hour table on this page.

Is IST ahead or behind CET?

India Standard Time (IST) is 4h 30m ahead Central European Time (CET).

How do I convert IST back to CET?

Simply type in the IST field in the bidirectional converter above — it works in both directions. Or visit the dedicated IST to CET converter page.

What is the best overlap time for meetings between CET and IST?

Use the meeting hours table above to find windows where both timezones fall within reasonable working hours.