Eastern Standard Time · UTC-5 → Greenwich Mean Time · UTC+0
6:00 PM EST is
11:00 PM GMT
same day
GMT is 5 hours ahead of EST.
Date & time
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EST is always UTC-5. New York switches between EST and EDT (UTC-4) during the year. For the clock in New York today, use New York to GMT.
GMT is always UTC+0. London switches between GMT and BST (UTC+1) during the year. For the clock in London today, use London to EST.
Comparing more than two places? The world clock shows every city you care about side by side.