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ADT/AST
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Atlantic Time is on daylight saving time: ADT (UTC−3) until Sun, Nov 1.
EET
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Quick answers

Selected conversion

9:30 am09:30 ADT (UTC-3), Oct 25, 2026 = 2:30 pm14:30 EET (UTC+2), Oct 25, 2026

ADT is 5 hours behind EET.

AST and EET examples

These examples always use AST (UTC-4) and EET (UTC+2). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

AST is 6 hours behind EET.

How the time difference changes

For most of the year, ADT is 6 hours behind EEST. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, ADT is 5 hours behind EET. From Nov 1, 2026 to Mar 14, 2027, AST is 6 hours behind EET.

For most of the year, working hours of 9:00 am to 6:00 pm in ADT correspond to 3:00 pm to 12:00 am (next day) in EEST. At other times of the year, working hours of 9:00 am to 6:00 pm in AST correspond to 3:00 pm to 12:00 am (next day) in EET or working hours of 9:00 am to 6:00 pm in ADT correspond to 2:00 pm to 11:00 pm in EET.For most of the year, working hours of 09:00 to 18:00 in ADT correspond to 15:00 to 00:00 (next day) in EEST. At other times of the year, working hours of 09:00 to 18:00 in AST correspond to 15:00 to 00:00 (next day) in EET or working hours of 09:00 to 18:00 in ADT correspond to 14:00 to 23:00 in EET.

Compare AST time with EET time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Atlantic Daylight Time is 5 hours behind Eastern European Time.
9:30 am09:30 in ADT is 2:30 pm14:30 in EET

ADT to EET call time
Best time for a conference call or a meeting is between 9am-1pm09:00-13:00 in ADT which corresponds to 2pm-6pm14:00-18:00 in EET

9:30 am09:30 Atlantic Daylight Time (ADT). Offset UTC -3:00 hours
2:30 pm14:30 Eastern European Time (EET). Offset UTC +2:00 hours

9:30 am09:30 ADT / 2:30 pm14:30 EET

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
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Atlantic Standard Time

Offset: AST is 4 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Anguilla, Antigua and Barbuda, Aruba, Barbados, Bermuda, British Virgin Islands, Canada, Caribbean Netherlands, Curaçao, Dominica, Dominican Republic, Greenland, Grenada, Guadeloupe, Martinique, Montserrat, Puerto Rico, Saint Barthélemy, Saint Kitts and Nevis, Saint Lucia, Saint Martin, Saint Vincent and the Grenadines, Sint Maarten, Trinidad and Tobago, US Virgin Islands

Principal Cities: The largest city in the AST time zone is Santo Domingo in the Dominican Republic, with about 2.202 million people. Other major cities in this time zone include Santiago de los Caballeros, Halifax, San Juan, San Pedro de Macorís.

French: HNA - Heure Normale de l'Atlantique

Spanish: AST - Tiempo Estándar del Atlántico

Map of the areas on Atlantic Standard Time (AST)
AST all year AST part of the year

Today the lighter areas are on UTC−3 (ADT).

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Atlantic Daylight Time (ADT).

123456789101112End: Atlantic Standard Time (AST) 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.

123456789101112Start: Atlantic Standard Time (AST) 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.

See Canada daylight saving time and upcoming clock changes worldwide.

AST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Quebec - Military abbreviation for AST
  • Q - short form of 'Quebec'
IANA/Olson: Reflects AST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Anguilla
  • America/Antigua
  • America/Aruba
  • America/Barbados
  • America/Blanc-Sablon
  • America/Curacao
  • America/Dominica
  • America/Glace_Bay
  • America/Goose_Bay
  • America/Grenada
  • America/Guadeloupe
  • America/Halifax
  • America/Kralendijk
  • America/Lower_Princes
  • America/Marigot
  • America/Martinique
  • America/Moncton
  • America/Montserrat
  • America/Port_of_Spain
  • America/Puerto_Rico
  • America/Santo_Domingo
  • America/St_Barthelemy
  • America/St_Kitts
  • America/St_Lucia
  • America/St_Thomas
  • America/St_Vincent
  • America/Thule
  • America/Tortola
  • America/Virgin
  • Atlantic/Bermuda
  • Canada/Atlantic
AST Abbreviation: Several time zones share AST abbreviation and it could refer to these time zones
  • Atlantic Standard Time - UTC -4
  • Arabia Standard Time - UTC +3
Time zones with the GMT -4 offset:
  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • GYT - Guyana Time
  • HLV - Hora Legal de Venezuela
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time

Eastern European Time

Offset: EET is 2 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Åland Islands, Bulgaria, Cyprus, Egypt, Estonia, Finland, Greece, Latvia, Lebanon, Libya, Lithuania, Moldova, Palestinian Territory, Romania, Russia, Ukraine

Principal Cities: The largest city in the EET time zone is Cairo in Egypt, with about 9.607 million people. Other major cities in this time zone include Alexandria, Giza, Kyiv, Beirut.

German: OEZ - Osteuropäische Zeit

Map of the areas on Eastern European Time (EET)
EET all year EET part of the year

Today some of the lighter areas are on UTC+3 (EEST).

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Eastern European Summer Time (EEST).

123456789101112Start: Eastern European Time (EET) started on Sunday, October 25, 2026 at 4:00 am04:00 local time and clocks were set one hour back to Sunday, October 25, 2026, 3:00 am03:00. Standard time starts annually on the last Sunday of October.

123456789101112End: Eastern European Time (EET) ends on Sunday, March 28, 2027 at 3:00 am03:00 local time and clocks are set one hour forward to Sunday, March 28, 2027, 4:00 am04:00 local daylight time instead. Standard time ends annually on the last Sunday of March.

See upcoming clock changes worldwide.

EET representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +02 - basic short
  • +0200 - basic
  • +02:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates an offset of two hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for EET
  • B - short form of 'Bravo'
IANA/Olson: Reflects EET time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Cairo
  • Africa/Tripoli
  • Asia/Beirut
  • Asia/Famagusta
  • Asia/Gaza
  • Asia/Hebron
  • Asia/Nicosia
  • EET
  • Egypt
  • Europe/Athens
  • Europe/Bucharest
  • Europe/Chisinau
  • Europe/Helsinki
  • Europe/Kaliningrad
  • Europe/Kiev
  • Europe/Kyiv
  • Europe/Mariehamn
  • Europe/Nicosia
  • Europe/Riga
  • Europe/Sofia
  • Europe/Tallinn
  • Europe/Tiraspol
  • Europe/Uzhgorod
  • Europe/Vilnius
  • Europe/Zaporozhye
  • Libya
Time zones with the GMT +2 offset:
  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time