Indianapolis to London Time Difference
London is 5 hours ahead of Indianapolis. When it is noon in Indianapolis, it is 17:00 in London.
Indianapolis (UTC-4) → London (UTC+1)
🕐 Interactive Time Explorer
When it's 13:00 in Indianapolis, it's 18:00 in London
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Indianapolis & London✓ Perfect Match (3 hours)
◐ Extended Hours (7 hours)
✈️ Travel Information
Distance
6,420 km
Est. Flight Time
~8.6h
Time Difference
+5h
Work Hours Overlap
3h
Limited
🟢 Good to Call Now
09:58
09:00 - 12:00
⏰ Quick Conversion
06:00
Indianapolis
11:00
London
09:00
Indianapolis
14:00
London
12:00
Indianapolis
17:00
London
15:00
Indianapolis
20:00
London
18:00
Indianapolis
23:00
London
21:00
Indianapolis
02:00
London (+1)
00:00
Indianapolis
05:00
London
03:00
Indianapolis
08:00
London
Frequently Asked Questions
How many hours is Indianapolis behind London?
London is 5 hours ahead of Indianapolis. When it is 12:00 noon in Indianapolis, it is 17:00 in London. Indianapolis operates on America/Indiana/Indianapolis (UTC-4), while London uses Europe/London (UTC+1).
What is the best time to call London from Indianapolis?
There are 3 hours of overlapping business time (9 AM–5 PM) between Indianapolis and London. The best window is 09:00–12:00 Indianapolis time (14:00–17:00 in London).
Does the Indianapolis to London time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Indianapolis and London
The distance between Indianapolis and London is approximately 6,420 km. A direct flight typically takes around 8.6 hours. Your arrival clock will show local London time — use our Flight Time Calculator to predict exact arrival times.