Convert Eastern Time (EST) to GMT. GMT is 5 hours ahead of EST in winter, and GMT is 4 hours ahead of EDT in summer. Updated for the 2026 time zone changes and current daylight saving rules.
Need a city instead? Use the time zone converter.
| EST | Nov–Mar (EST → GMT) | Mar–Nov (EDT → GMT) |
|---|---|---|
| 12:00 AM | 5:00 AM | 4:00 AM |
| 1:00 AM | 6:00 AM | 5:00 AM |
| 2:00 AM | 7:00 AM | 6:00 AM |
| 3:00 AM | 8:00 AM | 7:00 AM |
| 4:00 AM | 9:00 AM | 8:00 AM |
| 5:00 AM | 10:00 AM | 9:00 AM |
| 6:00 AM | 11:00 AM | 10:00 AM |
| 7:00 AM | 12:00 PM | 11:00 AM |
| 8:00 AM | 1:00 PM | 12:00 PM |
| 9:00 AM | 2:00 PM | 1:00 PM |
| 10:00 AM | 3:00 PM | 2:00 PM |
| 11:00 AM | 4:00 PM | 3:00 PM |
| 12:00 PM | 5:00 PM | 4:00 PM |
| 1:00 PM | 6:00 PM | 5:00 PM |
| 2:00 PM | 7:00 PM | 6:00 PM |
| 3:00 PM | 8:00 PM | 7:00 PM |
| 4:00 PM | 9:00 PM | 8:00 PM |
| 5:00 PM | 10:00 PM | 9:00 PM |
| 6:00 PM | 11:00 PM | 10:00 PM |
| 7:00 PM | 12:00 AM (next day) | 11:00 PM |
| 8:00 PM | 1:00 AM (next day) | 12:00 AM (next day) |
| 9:00 PM | 2:00 AM (next day) | 1:00 AM (next day) |
| 10:00 PM | 3:00 AM (next day) | 2:00 AM (next day) |
| 11:00 PM | 4:00 AM (next day) | 3:00 AM (next day) |
This uses Eastern Time as in New York and Toronto. Since Nov 1, 2026, Manitoba (UTC−5 all year) is on the same time as EST from November to March, and Atikokan, Ontario stays on EST all year.
GMT is the same as UTC. The UK uses GMT only in winter and switches to BST (UTC+1) in summer, so for London time use the Toronto to London or Vancouver to London comparison.
GMT is 5 hours ahead of EST in winter, and GMT is 4 hours ahead of EDT in summer.
9:00 AM EST is 2:00 PM GMT in winter, and 9:00 AM EDT is 1:00 PM GMT in summer.
12:00 PM EST is 5:00 PM GMT in winter, and 12:00 PM EDT is 4:00 PM GMT in summer.
5:00 PM EST is 10:00 PM GMT in winter, and 5:00 PM EDT is 9:00 PM GMT in summer.
EST is often used loosely for Eastern Time all year. Strictly, EST is the winter time and EDT is the summer time, from the second Sunday in March to the first Sunday in November. The converter above shows the right one for the date you pick.
This uses Eastern Time as in New York and Toronto. Since Nov 1, 2026, Manitoba (UTC−5 all year) is on the same time as EST from November to March, and Atikokan, Ontario stays on EST all year.
GMT is the same as UTC. The UK uses GMT only in winter and switches to BST (UTC+1) in summer, so for London time use the Toronto to London or Vancouver to London comparison.