Currently on GMT (UTC+0). No clock changes are scheduled in the time zone database.
Time zone in Reykjavik
| Country | Iceland |
|---|---|
| IANA time zone | Atlantic/Reykjavik |
| All year | GMT (UTC+0), no daylight saving time |
| Also written as | GMT |
What to know about time in Reykjavik
Iceland uses GMT (UTC+0) all year and has no daylight saving time. Reykjavik therefore matches London in winter and is one hour behind it in summer.
Clock changes in Reykjavik in 2026 and 2027
Reykjavik does not change its clocks in 2026 or 2027. The offset stays at GMT (UTC+0) all year.
Time difference between Reykjavik and other cities
The table shows how far each city is ahead of or behind Reykjavik, and how that changes when either place changes its clocks between now and the end of 2027.
| City | Now | Through 2026 and 2027 |
|---|---|---|
| London | 1 hour ahead | 1 hour ahead until 25 Oct 2026; same time 25 Oct 2026 to 28 Mar 2027; 1 hour ahead 28 Mar 2027 to 31 Oct 2027; same time from 31 Oct 2027 |
| New York | 4 hours behind | 4 hours behind until 1 Nov 2026; 5 hours behind 1 Nov 2026 to 14 Mar 2027; 4 hours behind 14 Mar 2027 to 7 Nov 2027; 5 hours behind from 7 Nov 2027 |
| Los Angeles | 7 hours behind | 7 hours behind until 1 Nov 2026; 8 hours behind 1 Nov 2026 to 14 Mar 2027; 7 hours behind 14 Mar 2027 to 7 Nov 2027; 8 hours behind from 7 Nov 2027 |
| Dubai | 4 hours ahead | 4 hours ahead all year (no difference in clock changes) |
| Mumbai | 5½ hours ahead | 5½ hours ahead all year (no difference in clock changes) |
| Singapore | 8 hours ahead | 8 hours ahead all year (no difference in clock changes) |
| Tokyo | 9 hours ahead | 9 hours ahead all year (no difference in clock changes) |
| Sydney | 11 hours ahead | 11 hours ahead until 4 Apr 2027; 10 hours ahead 4 Apr 2027 to 3 Oct 2027; 11 hours ahead from 3 Oct 2027 |
Working hours overlap
How much of a 09:00–17:00 working day in Reykjavik overlaps with the same hours elsewhere, using a mid-week day in January and July 2027:
- London: in January, 8 hours: 09:00–17:00 in Reykjavik is 09:00–17:00 in London; in July, 7 hours: 09:00–16:00 in Reykjavik is 10:00–17:00 in London.
- New York: in January, 3 hours: 14:00–17:00 in Reykjavik is 09:00–12:00 in New York; in July, 4 hours: 13:00–17:00 in Reykjavik is 09:00–13:00 in New York.
Plan around Reykjavik time
- Convert a time in Reykjavik to another city, on any date
- Find a meeting time that works for Reykjavik and up to four other places