Time difference: London and Sioux Falls

Sioux Falls is 6 hours behind London.

Sioux Falls is 6 hours behind London. London is UTC+1. Sioux Falls is UTC-5.

London on 15 October 2026: sunrise 07:24, sunset 18:07, day length 10 h 43 min.

Sioux Falls on 15 October 2026: sunrise 07:41, sunset 18:43, day length 11 h 2 min.

For London and Sioux Falls: The next clock change in London is 1 hour back on 25 October 2026 at 02:00, from UTC+1 to UTC+0.

For Sioux Falls and London: The next clock change in Sioux Falls is 1 hour back on 1 November 2026 at 02:00, from UTC-5 to UTC-6.

When the difference changes
Change
The gap changes on 25 October 2026 at 02:00, when clocks in London move back 1 hour.
The gap changes on 1 November 2026 at 02:00, when clocks in Sioux Falls move back 1 hour.
The gap changes on 14 March 2027 at 02:00, when clocks in Sioux Falls move forward 1 hour.
The gap changes on 28 March 2027 at 01:00, when clocks in London move forward 1 hour.
The gap changes on 31 October 2027 at 02:00, when clocks in London move back 1 hour.

Working hours from each side
View	09:00 to 17:00
From London	London 15:00 to 17:00; Sioux Falls 09:00 to 11:00
From Sioux Falls	Sioux Falls 09:00 to 11:00; London 15:00 to 17:00

Sun this year
City	Longest day	Shortest day
London with Sioux Falls	21 June 2026, 16 h 38 min	21 December 2026, 7 h 50 min
Sioux Falls with London	21 June 2026, 15 h 26 min	21 December 2026, 8 h 56 min