EST to KOST Converter
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Quick answers
Selected conversion
8:00 am08:00 EDT (UTC-4), Oct 13, 2026 = 11:00 pm23:00 KOST (UTC+11), Oct 13, 2026
EDT is 15 hours behind KOST.
EST (US winter time, UTC-5) and KOST examples
These examples always use EST (UTC-5) and KOST (UTC+11). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
EST is 16 hours behind KOST.
EST is US Eastern winter time (early November to mid-March). The rest of the year New York uses EDT (UTC-4), one hour later. For Eastern Time that follows daylight saving time, use ET to KOST. For daylight-time examples, use EDT to KOST.
How the time difference changes
For most of the year, EDT is 15 hours behind KOST. From Nov 1, 2026 to Mar 14, 2027, EST is 16 hours behind KOST.
For most of the year, working hours of 9:00 am to 5:00 pm in EDT correspond to 12:00 am (next day) to 8:00 am (next day) in KOST. At other times of the year, working hours of 9:00 am to 5:00 pm in EST correspond to 1:00 am (next day) to 9:00 am (next day) in KOST.For most of the year, working hours of 09:00 to 17:00 in EDT correspond to 00:00 (next day) to 08:00 (next day) in KOST. At other times of the year, working hours of 09:00 to 17:00 in EST correspond to 01:00 (next day) to 09:00 (next day) in KOST.
Compare EST time with KOST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Eastern Daylight Time is 15 hours behind Kosrae Time.
8:00 am08:00 in EDT is 11:00 pm23:00 in KOST
EDT to KOST call time
Best time for a conference call or a meeting is between 5pm-6pm17:00-18:00 in EDT which corresponds to 8am-9am08:00-09:00 in KOST (next day). Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
11:00 pm23:00 Kosrae Time (KOST). Offset UTC +11:00 hours
8:00 am08:00 EDT / 11:00 pm23:00 KOST
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Eastern Standard Time
Offset: EST is 5 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States
Principal Cities: The largest city in the EST time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.
French: HNE - Heure Normale de l'Est
Spanish: ET - Tiempo del Este, ET - Zona Sureste
Today the lighter areas are on UTC−4 (EDT).
Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Eastern Daylight Time (EDT).
End: Eastern Standard Time (EST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.
Start: Eastern Standard Time (EST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.
EST representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
- Romeo - Military abbreviation for EST
- R - short form of 'Romeo'
- America/Atikokan
- America/Cancun
- America/Cayman
- America/Coral_Harbour
- America/Detroit
- America/Fort_Wayne
- America/Grand_Turk
- America/Indiana/Indianapolis
- America/Indiana/Marengo
- America/Indiana/Petersburg
- America/Indiana/Vevay
- America/Indiana/Vincennes
- America/Indiana/Winamac
- America/Indianapolis
- America/Iqaluit
- America/Jamaica
- America/Kentucky/Louisville
- America/Kentucky/Monticello
- America/Louisville
- America/Montreal
- America/Nassau
- America/New_York
- America/Nipigon
- America/Panama
- America/Pangnirtung
- America/Port-au-Prince
- America/Thunder_Bay
- America/Toronto
- Canada/Eastern
- EST
- EST5EDT
- Jamaica
- US/East-Indiana
- US/Eastern
- US/Michigan
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
Kosrae Time
Offset: KOST is 11 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Micronesia
Principal Cities: The largest city in the KOST time zone is Tofol in Micronesia, with about 9,686 people. Other major cities in this time zone include Lelu.
Daylight Saving: Clocks in Kosrae Time (KOST) do not change for daylight saving time, so KOST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
KOST representations, usage and related time zones
- +11 - basic short
- +1100 - basic
- +11:00 - extended
- +1100 - sign character (+) followed by a four digit time providing hours (11) and minutes (00) of the offset. Indicates an offset of eleven hours to the east of the zero meridian.
- Lima - Military abbreviation for KOST
- L - short form of 'Lima'
- AEDT - Australian Eastern Daylight Time
- BST - Bougainville Standard Time
- KOST - Kosrae Time
- L - Lima Time Zone
- LHDT - Lord Howe Daylight Time
- MAGT - Magadan Time
- NCT - New Caledonia Time
- NFT - Norfolk Time
- PETT - Kamchatka Time
- PONT - Pohnpei Standard Time
- SBT - Solomon IslandsTime
- VLAST - Vladivostok Summer Time
- VUT - Vanuatu Time