World Timezones

EST to GMT Converter

Compare GMT to EST instead

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Offset

5 hours

Eastern Time (EST) is currently behind Greenwich Mean Time (GMT).

EST: UTC-4

GMT: UTC+1

Both zones are currently observing daylight saving time.

When to schedule

Business-hours overlap: 9 AM–1 PM in Eastern Time (2 PM–6 PM in Greenwich Mean Time).

Both teams are in working hours during this window on weekdays.

Suggested time: 11:00 AM Eastern Time (4:00 PM Greenwich Mean Time).

This window may shift by an hour during daylight saving time.

About these zones

Eastern Time is also known as EST, or EDT.

Greenwich Mean Time is also known as GMT, or BST.

Eastern Time and Greenwich Mean Time are approximately 3,450 miles apart.

Quick reference

Full 24-hour conversion table.

ESTGMTDay
12:00 am5:00 amSame day
1:00 am6:00 amSame day
2:00 am7:00 amSame day
3:00 am8:00 amSame day
4:00 am9:00 amSame day
5:00 am10:00 amSame day
6:00 am11:00 amSame day
7:00 am12:00 pmSame day
8:00 am1:00 pmSame day
9:00 am2:00 pmSame day
10:00 am3:00 pmSame day
11:00 am4:00 pmSame day
12:00 pm5:00 pmSame day
1:00 pm6:00 pmSame day
2:00 pm7:00 pmSame day
3:00 pm8:00 pmSame day
4:00 pm9:00 pmSame day
5:00 pm10:00 pmSame day
6:00 pm11:00 pmSame day
7:00 pm12:00 am+1 day
8:00 pm1:00 am+1 day
9:00 pm2:00 am+1 day
10:00 pm3:00 am+1 day
11:00 pm4:00 am+1 day

Daylight saving time

Both zones observe daylight saving time, but they transition on different dates.

Eastern Time: next transition on Sunday, November 1, 2026.

Greenwich Mean Time: next transition on Sunday, October 25, 2026.

For approximately 7 days between transitions, the offset between Eastern Time and Greenwich Mean Time differs from its typical value. Recurring meetings during this window will shift by one hour.

Daylight today

Eastern Time
Sunrise
5:31 AM
Sunset
8:18 PM
Day length
14h 47m
Greenwich Mean Time
Sunrise
4:55 AM
Sunset
9:02 PM
Day length
16h 8m

Daylight overlap: 10h 32m — 5:31 AM–4:02 PM in Eastern Time (10:31 AM–9:02 PM in Greenwich Mean Time). Both locations are in daylight during this window.

Cities in these zones

Airports in these zones

Airports in Eastern Time

  • EWR
  • HPN
  • JFK
  • LGA
  • TEB
  • ILG
  • PHL
  • TTN
  • CLT
  • USA

Airports in Greenwich Mean Time

  • LCY
  • LGW
  • LHR
  • LTN
  • STN
  • BHX
  • EMA
  • GLA
  • PIK
  • LBA

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