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Time Difference: London to Tehran
🇬🇧LondonUTC+0
vs🇮🇷TehranUTC+3:30
🇬🇧
London, UK
Fri, Apr 17
🇮🇷
Tehran, Iran
Fri, Apr 17
Click a time to convert
Time Difference
2 hours 30 minutes
Tehran is 2 hours 30 minutes ahead of London
London vs Tehran timezone guide
London (UK) uses the Europe/London timezone at UTC+0, while Tehran (Iran) uses Asia/Tehran at UTC+3:30. This means Tehran is 3 hours 30 minutes ahead of London (based on standard offsets — the live difference above accounts for daylight saving time).
When scheduling a call or meeting between London and Tehran, look for the overlapping work hours highlighted above. The live clocks on this page update every second, and the difference adjusts automatically when either city enters or exits daylight saving time.