PDT to BST Pacific Converter
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Quick answers
Selected conversion
4:00 am04:00 PST (UTC-8), Nov 2, 2026 = 11:00 pm23:00 BST (UTC+11), Nov 2, 2026
PST is 19 hours behind BST.
PDT and BST examples
These examples always use PDT (UTC-7) and BST (UTC+11). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
PDT is 18 hours behind BST.
How the time difference changes
For most of the year, PDT is 18 hours behind BST Pacific. From Nov 1, 2026 to Mar 14, 2027, PST is 19 hours behind BST Pacific.
For most of the year, working hours of 9:00 am to 6:00 pm in PDT correspond to 3:00 am (next day) to 12:00 pm (next day) in BST Pacific. At other times of the year, working hours of 9:00 am to 6:00 pm in PST correspond to 4:00 am (next day) to 1:00 pm (next day) in BST Pacific.For most of the year, working hours of 09:00 to 18:00 in PDT correspond to 03:00 (next day) to 12:00 (next day) in BST Pacific. At other times of the year, working hours of 09:00 to 18:00 in PST correspond to 04:00 (next day) to 13:00 (next day) in BST Pacific.
Compare PDT time with BST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Pacific Standard Time is 19 hours behind Bougainville Standard Time.
4:00 am04:00 in PST is 11:00 pm23:00 in BST
PST to BST call time
Best time for a conference call or a meeting is between 2pm-6pm14:00-18:00 in PST which corresponds to 9am-1pm09:00-13:00 in BST (next day)
4:00 am04:00 Pacific Standard Time (PST). Offset UTC -8:00 hours
11:00 pm23:00 Bougainville Standard Time (BST). Offset UTC +11:00 hours
4:00 am04:00 PST / 11:00 pm23:00 BST
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.
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Pacific Daylight Time
Offset: PDT is 7 hours behind Greenwich Mean Time (GMT).
Countries using this time zone: 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
Today the shaded areas are on UTC−8 (Pacific Standard Time).
Daylight Saving: Pacific Daylight Time (PDT) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Pacific Standard Time (PST).
End: Pacific Daylight Time (PDT) ended on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were 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.
Start: Pacific Daylight Time (PDT) starts on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00. Daylight saving starts annually on the second Sunday of March.
See USA daylight saving time and upcoming clock changes worldwide.
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
Bougainville Standard Time
Offset: BST is 11 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Papua New Guinea
Principal Cities: The largest city in the BST time zone is Arawa in Papua New Guinea, with about 40,266 people. Other major cities in this time zone include Kieta, Panguna.
Daylight Saving: Clocks in Bougainville Standard Time (BST) do not change for daylight saving time, so BST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
BST 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 BST
- L - short form of 'Lima'
- British Summer Time - UTC +1
- Bangladesh Standard Time - UTC +6
- Bougainville Standard Time - UTC +11
- 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
- PONT - Pohnpei Standard Time
- SBT - Solomon Islands Time
- VLAST - Vladivostok Summer Time
- VUT - Vanuatu Time