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IST to WEST Time Converter

Use this IST to WEST time converter to compare India and Western Europe time instantly. WEST is 4 hours and 30 minutes behind IST, so 9:00 AM IST becomes 4:30 AM WEST and 5:00 PM IST becomes 12:30 PM WEST. The page is useful for business-hours overlap, international calls, remote-team handoffs, webinars, and travel planning, with daylight saving adjustments handled automatically.

IST India Standard Time
...
WEST Western European Summer Time
...
Select a time to convert

IST to WEST Quick Facts

Use this IST to WEST converter to compare India and Western Europe time, check the 4 hours and 30 minutes gap, and confirm the right slot for calls, handoffs, and deadlines. Good overlap starts around 2:00 PM IST / 9:30 AM WEST.

Time Difference
Western European Summer Time is 4 hours and 30 minutes behind India Standard Time
Useful when deadlines, handoffs, or calls cross workday boundaries.
Best Call Window
Best overlap starts around 2:00 PM IST and 9:30 AM WEST.
Common Use Cases
Useful for remote teams, customer support windows, travel planning, webinars, and same-day deadline handoffs.

How to Convert IST to WEST

Converting between India Standard Time and Western European Summer Time means accounting for a 4 hours and 30 minutes gap — here's how to do it in under 10 seconds with no sign-up.

Enter Your IST Time

Pick the date and time in India Standard Time (UTC +5:30) that you want to convert. Hit "Now" to load the current IST time instantly, or use "+1h" to step forward and compare.

Read the WEST Result

The equivalent Western European Summer Time (UTC +1) time appears immediately. Since WEST is 4 hours and 30 minutes behind of IST, most daytime conversions stay on the same calendar day.

Copy or Fine-Tune

Click "Copy Time" to grab the WEST result for your calendar or message. Use "+1d" to check how the conversion shifts across dates — useful when Daylight Saving Time changes the gap.

Why Choose Our IST to WEST Converter

Align IST–WEST Meetings Instantly

When someone in India suggests 2:00 PM IST, that's 9:30 AM WEST. This converter shows the overlap so both sides agree on one slot — no back-and-forth.

Spot Date-Line Shifts at a Glance

Late-night IST times can land on a different date in WEST because of the 4 hours and 30 minutes offset. The converter labels "next day" or "previous day" next to the result so you never send a message a day early or miss a deadline.

Handles DST Transitions Automatically

The half-hour offset between IST (UTC +5:30) and WEST (UTC +1) already makes mental math tricky — add Daylight Saving Time and the gap can shift further. This converter uses live UTC offsets, so you're always accurate.

Never Miss a IST-Timed Event

Product launches, sports matches, and webinars are often announced in IST. Convert the event time to WEST so you know exactly when to tune in — with a 4 hours and 30 minutes difference, a morning event in India falls during work hours in Western Europe.

IST to WEST Time Conversion Chart

Quick-reference conversion table covering every hour of the day at a glance.

Complete 24-Hour Conversion

India Standard Time to Western European Summer Time full day schedule

12:00 AM
IST
7:30 PM
WEST
(previous day)
1:00 AM
IST
8:30 PM
WEST
(previous day)
2:00 AM
IST
9:30 PM
WEST
(previous day)
3:00 AM
IST
10:30 PM
WEST
(previous day)
4:00 AM
IST
11:30 PM
WEST
(previous day)
5:00 AM
IST
12:30 AM
WEST
6:00 AM
IST
1:30 AM
WEST
7:00 AM
IST
2:30 AM
WEST
8:00 AM
IST
3:30 AM
WEST
9:00 AM
IST
4:30 AM
WEST
10:00 AM
IST
5:30 AM
WEST
11:00 AM
IST
6:30 AM
WEST
12:00 PM
IST
7:30 AM
WEST
1:00 PM
IST
8:30 AM
WEST
2:00 PM
IST
9:30 AM
WEST
3:00 PM
IST
10:30 AM
WEST
4:00 PM
IST
11:30 AM
WEST
5:00 PM
IST
12:30 PM
WEST
6:00 PM
IST
1:30 PM
WEST
7:00 PM
IST
2:30 PM
WEST
8:00 PM
IST
3:30 PM
WEST
9:00 PM
IST
4:30 PM
WEST
10:00 PM
IST
5:30 PM
WEST
11:00 PM
IST
6:30 PM
WEST
Reviewed by iFormat Time Tools Team Last updated

Timezone offsets and DST rules verified against the IANA Time Zone Database. Conversion math and business-hour overlap windows double-checked against real-world scheduling scenarios.

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