Zone & HourVienna to LondonTime Converter
Compare the same moment in Austria and United Kingdom.
Vienna to London: the time difference
On 2026-10-05 at 9:00 AM in Vienna, it is 8:00 AM in London (Monday, October 5, 2026). London is 1 hour behind of Vienna.
Vienna uses Central European seasonal time. Date-aware conversion is especially useful for recurring calls scheduled in a North American calendar. London is often described as being on GMT, but it uses British Summer Time during part of the year. Choosing Europe/London keeps both seasons attached to the same calendar event.
24-hour conversion table
Source date: 2026-10-05 in Vienna. Each row is a real instant; the destination date is shown explicitly. Repeated hours appear twice and nonexistent hours are labeled.
| Vienna | London | Date in London |
|---|---|---|
| 12:00 AM UTC+02:00 | 11:00 PM UTC+01:00 | 2026-10-04 Yesterday |
| 1:00 AM UTC+02:00 | 12:00 AM UTC+01:00 | 2026-10-05 Today |
| 2:00 AM UTC+02:00 | 1:00 AM UTC+01:00 | 2026-10-05 Today |
| 3:00 AM UTC+02:00 | 2:00 AM UTC+01:00 | 2026-10-05 Today |
| 4:00 AM UTC+02:00 | 3:00 AM UTC+01:00 | 2026-10-05 Today |
| 5:00 AM UTC+02:00 | 4:00 AM UTC+01:00 | 2026-10-05 Today |
| 6:00 AM UTC+02:00 | 5:00 AM UTC+01:00 | 2026-10-05 Today |
| 7:00 AM UTC+02:00 | 6:00 AM UTC+01:00 | 2026-10-05 Today |
| 8:00 AM UTC+02:00 | 7:00 AM UTC+01:00 | 2026-10-05 Today |
| 9:00 AM UTC+02:00 | 8:00 AM UTC+01:00 | 2026-10-05 Today |
| 10:00 AM UTC+02:00 | 9:00 AM UTC+01:00 | 2026-10-05 Today |
| 11:00 AM UTC+02:00 | 10:00 AM UTC+01:00 | 2026-10-05 Today |
| 12:00 PM UTC+02:00 | 11:00 AM UTC+01:00 | 2026-10-05 Today |
| 1:00 PM UTC+02:00 | 12:00 PM UTC+01:00 | 2026-10-05 Today |
| 2:00 PM UTC+02:00 | 1:00 PM UTC+01:00 | 2026-10-05 Today |
| 3:00 PM UTC+02:00 | 2:00 PM UTC+01:00 | 2026-10-05 Today |
| 4:00 PM UTC+02:00 | 3:00 PM UTC+01:00 | 2026-10-05 Today |
| 5:00 PM UTC+02:00 | 4:00 PM UTC+01:00 | 2026-10-05 Today |
| 6:00 PM UTC+02:00 | 5:00 PM UTC+01:00 | 2026-10-05 Today |
| 7:00 PM UTC+02:00 | 6:00 PM UTC+01:00 | 2026-10-05 Today |
| 8:00 PM UTC+02:00 | 7:00 PM UTC+01:00 | 2026-10-05 Today |
| 9:00 PM UTC+02:00 | 8:00 PM UTC+01:00 | 2026-10-05 Today |
| 10:00 PM UTC+02:00 | 9:00 PM UTC+01:00 | 2026-10-05 Today |
| 11:00 PM UTC+02:00 | 10:00 PM UTC+01:00 | 2026-10-05 Today |
Does the time difference change during 2026?
The calculated difference remains 1 hour behind throughout the sampled year. This does not necessarily mean neither city changes its clocks: their changes may stay synchronized.
| Dates (2026) | London relative to Vienna |
|---|---|
| 2026-01-01 – 2026-12-31 | 1 hour behind |
Ranges sample each date at 12:00 UTC. A transition can occur partway through the first or last date. Use the converter for the precise instant. Calculated from this build’s Intl time-zone rules; future legislation may change them.
Vienna: The 2026 reference data includes UTC+01:00 and UTC+02:00. Select the actual meeting date: one fixed offset will not describe the whole year.
London: The 2026 reference data includes UTC+00:00 and UTC+01:00. Select the actual meeting date: one fixed offset will not describe the whole year.
Best time to call London from Vienna
For a one-hour call on 2026-10-05, these example start times fit a 9 AM–6 PM workday in both cities. A shared workday is not a guarantee that a person is free.
| Start in Vienna | Start in London |
|---|---|
| 10:00 AM | 9:00 AM |
| 1:30 PM | 12:30 PM |
| 5:00 PM | 4:00 PM |
Vienna–London questions
Is London ahead of Vienna?
On 2026-10-05, London is 1 hour behind of Vienna. The sampled yearly difference stays the same.
What is 9 AM in Vienna in London?
On 2026-10-05, 9 AM in Vienna is 8:00 AM on 2026-10-05 in London. Both cities are on the same calendar date in this example.
Can I use the same difference for a recurring meeting?
The 2026 reference calculation finds a stable difference, but future rules can change. Keep Europe/Vienna or Europe/London on the calendar event rather than storing a fixed arithmetic adjustment.