HNA to PDT Converter
Quick answers
Selected conversion
8:00 am HNA (UTC-4), Oct 3, 2026 = 5:00 am PDT (UTC-7), Oct 3, 202608:00 HNA (UTC-4), Oct 3, 2026 = 05:00 PDT (UTC-7), Oct 3, 2026
HNA is 3 hours ahead of PDT.
HNA and PDT examples
These examples always use HNA (UTC-4) and PDT (UTC-7). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
HNA is 3 hours ahead of PDT.
How the time difference changes
For most of the year, HNA is 3 hours ahead of PDT. At other times of the year, HNA is 4 hours ahead of PST.
For most of the year, working hours of 9:00 am to 5:00 pm in HNA correspond to 6:00 am to 2:00 pm in PDT. At other times of the year, working hours of 9:00 am to 5:00 pm in HNA correspond to 5:00 am to 1:00 pm in PST.For most of the year, working hours of 09:00 to 17:00 in HNA correspond to 06:00 to 14:00 in PDT. At other times of the year, working hours of 09:00 to 17:00 in HNA correspond to 05:00 to 13:00 in PST.
Compare HNA time with PDT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Heure Normale de l'Atlantique is 3 hours ahead of Pacific Daylight Time
8:00 am08:00 in HNA is 5:00 am05:00 in PDT
HNA to PDT call time
Best time for a conference call or a meeting is between 12pm-5pm12:00-17:00 in HNA which corresponds to 9am-2pm09:00-14:00 in PDT
8:00 am08:00 Heure Normale de l'Atlantique (HNA). Offset UTC -4:00 hours
5:00 am05:00 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
8:00 am08:00 HNA / 5:00 am05:00 PDT
| HNA | PDT |
|---|---|
| 12am (midnight) | 9pm |
| 1am | 10pm |
| 2am | 11pm |
| 3am | 12am (midnight) |
| 4am | 1am |
| 5am | 2am |
| 6am | 3am |
| 7am | 4am |
| 8am | 5am |
| 9am | 6am |
| 10am | 7am |
| 11am | 8am |
| 12pm (noon) | 9am |
| 1pm | 10am |
| 2pm | 11am |
| 3pm | 12pm (noon) |
| 4pm | 1pm |
| 5pm | 2pm |
| 6pm | 3pm |
| 7pm | 4pm |
| 8pm | 5pm |
| 9pm | 6pm |
| 10pm | 7pm |
| 11pm | 8pm |
| 00:00 | 21:00 |
| 01:00 | 22:00 |
| 02:00 | 23:00 |
| 03:00 | 00:00 |
| 04:00 | 01:00 |
| 05:00 | 02:00 |
| 06:00 | 03:00 |
| 07:00 | 04:00 |
| 08:00 | 05:00 |
| 09:00 | 06:00 |
| 10:00 | 07:00 |
| 11:00 | 08:00 |
| 12:00 | 09:00 |
| 13:00 | 10:00 |
| 14:00 | 11:00 |
| 15:00 | 12:00 |
| 16:00 | 13:00 |
| 17:00 | 14:00 |
| 18:00 | 15:00 |
| 19:00 | 16:00 |
| 20:00 | 17:00 |
| 21:00 | 18:00 |
| 22:00 | 19:00 |
| 23:00 | 20:00 |
Heure Normale de l'Atlantique
Offset: HNA is 4 hours behind Greenwich Mean Time (GMT) and is used in America
Countries using this time zone: Antigua & Barbuda, Anguilla, Aruba, Barbados, St Barthelemy, Bermuda, Caribbean NL, Canada, Curaçao, Dominica, Dominican Republic, Grenada, Greenland, Guadeloupe, St Kitts & Nevis, St Lucia, St Martin (French), Martinique, Montserrat, Puerto Rico, St Maarten (Dutch), Trinidad & Tobago, St Vincent, Virgin Islands (UK), Virgin Islands (US)
Principal Cities: The largest city in the HNA time zone is Santo Domingo in Dominican Republic, with about 2.202 million people. Other major cities in this time zone include Santiago de los Caballeros, Santo Domingo Oeste, Halifax, San Juan.
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).
End: Heure Normale de l'Atlantique (HNA) 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: Heure Normale de l'Atlantique (HNA) 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.
HNA representations, usage and related time zones
- -04 - basic short
- -0400 - basic
- -04:00 - extended
- -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.
- Quebec - Military abbreviation for HNA
- Q - short form of 'Quebec'
- AST - Atlantic Standard Time
- EDT - Eastern Daylight Time
- AMT - Amazon Time
- BOT - Bolivia Time
- CDT - Cuba Daylight Time
- CLT - Chile Standard Time
- FKT - Falkland Island Time
- GYT - Guyana Time
- HLV - Hora Legal de Venezuela
- PYT - Paraguay Time
- Q - Quebec Time Zone
- VET - Venezuelan Standard Time
Pacific Daylight Time
Offset: PDT is 7 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries using this time zone: Canada, Mexico, United States
Principal Cities: The largest city in the PDT time zone is Los Angeles in the United States, with about 3.821 million people. Other major cities in this time zone include Tijuana, San Diego, Mexicali, San Jose.
French: HAP - Heure Avancée du Pacifique
Spanish: PT - Zona Noroeste

Daylight Saving: Pacific Daylight Time (PDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Pacific Standard Time (PST).
Start: Pacific Daylight Time (PDT) started 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. Daylight saving starts annually on the second Sunday of March.
End: Pacific Daylight Time (PDT) ends 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 local standard time instead. Daylight saving ends annually on the first Sunday of November.
PDT representations, usage and related time zones
- -07 - basic short
- -0700 - basic
- -07:00 - extended
- -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates an offset of seven hours to the west of the zero meridian.
- Tango - Military abbreviation for PDT
- T - short form of 'Tango'
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
- MST - Mountain Standard Time
- PDT - Pacific Daylight Time
- YST - Yukon Standard Time
- T - Tango Time Zone
