Rio de Janeiro, Brazil London, United Kingdom
Compare time between Rio de Janeiro and London
Frequently Asked Questions
Rio de Janeiro is in the -03 timezone (UTC-3) and London is in the BST timezone (UTC+1). The time difference between them is 4 hours.
Use the timeline above to find overlapping business hours between Rio de Janeiro and London. The "Best time to meet" card highlights the window where both cities are within working hours (9 AM – 6 PM local time).
London observes Daylight Saving Time, while Rio de Janeiro does not. When DST is active in London, the time difference changes by 1 hour.
Click the pencil icon next to the Rio de Janeiro clock and type any time. The London clock will update instantly, showing the exact corresponding time. You can also pick a date to account for DST changes.