London to Graz Time Difference
Graz is 1 hour ahead of London. When it is noon in London, it is 13:00 in Graz.
London (UTC+1) → Vienna (UTC+2)
🕐 Interactive Time Explorer
When it's 11:00 in London, it's 12:00 in Graz
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
London & Graz✓ Perfect Match (7 hours)
◐ Extended Hours (2 hours)
✈️ Travel Information
Distance
1,229 km
Est. Flight Time
~2.4h
Time Difference
+1h
Work Hours Overlap
7h
Excellent
🟢 Good to Call Now
12:15
09:00 - 16:00
⏰ Quick Conversion
06:00
London
07:00
Graz
09:00
London
10:00
Graz
12:00
London
13:00
Graz
15:00
London
16:00
Graz
18:00
London
19:00
Graz
21:00
London
22:00
Graz
00:00
London
01:00
Graz
03:00
London
04:00
Graz
Frequently Asked Questions
How many hours is London behind Graz?
Graz is 1 hour ahead of London. When it is 12:00 noon in London, it is 13:00 in Graz. London operates on Europe/London (UTC+1), while Graz uses Europe/Vienna (UTC+2).
What is the best time to call Graz from London?
There are 7 hours of overlapping business time (9 AM–5 PM) between London and Graz. The best window is 09:00–16:00 London time (10:00–17:00 in Graz).
Does the London to Graz time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between London and Graz
The distance between London and Graz is approximately 1,229 km. A direct flight typically takes around 2.4 hours. Your arrival clock will show local Graz time — use our Flight Time Calculator to predict exact arrival times.