Pair comparison
United Kingdom is 4.5 hours behind India. Their business-hour overlap is 4.5 hours per day.
United Kingdom
Capital: London
Thu · Apr 23 · UTC+01:00
India
Capital: Mumbai
Fri · Apr 24 · UTC+05:30
Overlap window: 08:00 → 12.5:00 UTC · 4.5h per day.