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Time difference between London and Atal Nagar

+4 h 30 minAtal Nagar is 4 hours 30 minutes ahead of London.

LondonUnited Kingdom

BSTUTC+1

Atal NagarIndia

ISTUTC+5:30

Observatory log

London and Atal Nagar, compared

01Difference now

Atal Nagar is 4 hours 30 minutes ahead of London.

London: BST (UTC+1) · Atal Nagar: IST (UTC+5:30)

Next changeFrom 25 October 2026: Atal Nagar is 5 hours 30 minutes ahead of London.

02Through 2026–2027
  1. 1 January 2026 – 29 March 2026+5 h 30 min
  2. 29 March 2026 – 25 October 2026+4 h 30 min
  3. 25 October 2026 – 28 March 2027+5 h 30 min
  4. 28 March 2027 – 31 October 2027+4 h 30 min
  5. 31 October 2027 – 31 December 2027+5 h 30 min

Difference of Atal Nagar from London. It changes on the days either place changes its clocks (dates local to that place).

03Shared working hours
  • Mon–Fri: 09:00–12:30 in London = 13:30–17:00 in Atal Nagar · 3 h 30 min

Counted as 09:00–17:00 local time on each place’s own working days, for the next seven days.

04Best time to meet

09:00–12:30 in London = 13:30–17:00 in Atal Nagar

Inside both working days (Mon–Fri).

05Weekend

London: Saturday and Sunday

Atal Nagar: Saturday and Sunday

24 hours

A day in London, in Atal Nagar

Each hour of 19 October 2026 in London and the same moment in Atal Nagar
LondonAtal NagarWorking hours, evening, night or weekend in each place
00:0004:30
01:0005:30
02:0006:30
03:0007:30
04:0008:30
05:0009:30
06:0010:30
07:0011:30
08:0012:30
09:0013:30
10:0014:30
11:0015:30
12:0016:30
13:0017:30
14:0018:30
15:0019:30
16:0020:30
17:0021:30
18:0022:30
19:0023:30
20:0000:30Tomorrow
21:0001:30Tomorrow
22:0002:30Tomorrow
23:0003:30Tomorrow

Working hoursEarly or eveningNightWeekend

Plan a meeting: London and Atal Nagar

Questions

Asked about London and Atal Nagar

What is the time difference between London and Atal Nagar?

Atal Nagar is 4 hours 30 minutes ahead of London. This holds until 25 October 2026; then Atal Nagar is 5 hours 30 minutes ahead of London.

What is the best time for a call between London and Atal Nagar?

Inside both working days: Mon–Fri: 09:00–12:30 in London = 13:30–17:00 in Atal Nagar · 3 h 30 min.

When does the time difference between London and Atal Nagar change?

In the next 12 months it changes on: 25 October 2026 (+5 h 30 min); 28 March 2027 (+4 h 30 min).