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PGT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
BST
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

10:00 pm22:00 PGT (UTC+10), Oct 13, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 13, 2026

PGT is 9 hours ahead of BST.

PGT and BST examples

These examples always use PGT (UTC+10) and BST (UTC+1). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

PGT is 9 hours ahead of BST.

How the time difference changes

For most of the year, PGT is 9 hours ahead of BST. From Oct 25, 2026 to Mar 28, 2027, PGT is 10 hours ahead of GMT.

For most of the year, working hours of 9:00 am to 5:00 pm in PGT correspond to 12:00 am to 8:00 am in BST. At other times of the year, working hours of 9:00 am to 5:00 pm in PGT correspond to 11:00 pm (previous day) to 7:00 am in GMT.For most of the year, working hours of 09:00 to 17:00 in PGT correspond to 00:00 to 08:00 in BST. At other times of the year, working hours of 09:00 to 17:00 in PGT correspond to 23:00 (previous day) to 07:00 in GMT.

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

Time Difference

Papua New Guinea Time is 9 hours ahead of British Summer Time.
10:00 pm22:00 in PGT is 1:00 pm13:00 in BST

PGT to BST call time
Best time for a conference call or a meeting is between 5pm-6pm17:00-18:00 in PGT which corresponds to 8am-9am08:00-09:00 in BST. Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.

10:00 pm22:00 Papua New Guinea Time (PGT). Offset UTC +10:00 hours
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour

10:00 pm22:00 PGT / 1:00 pm13:00 BST

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Hourly time comparison
PGTBST
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Papua New Guinea Time

Offset: PGT is 10 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Papua New Guinea

Principal Cities: The largest city in the PGT time zone is Port Moresby in Papua New Guinea, with about 283,733 people. Other major cities in this time zone include Lae, Mount Hagen, Popondetta, Madang.

Daylight Saving: Clocks in Papua New Guinea Time (PGT) do not change for daylight saving time, so PGT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

PGT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +10 - basic short
  • +1000 - basic
  • +10:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Kilo - Military abbreviation for PGT
  • K - short form of 'Kilo'
Time zones with the GMT +10 offset:
  • AEST - Australian Eastern Standard Time
  • CHUT - Chuuk Time
  • ChST - Chamorro Standard Time
  • K - Kilo Time Zone
  • KDT - Korea Daylight Time
  • PGT - Papua New Guinea Time
  • VLAT - Vladivostok Time
  • YAKST - Yakutsk Summer Time
  • YAPT - Yap Time

British Summer Time

Offset: BST is 1 hour ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Britain (UK), Guernsey, Isle of Man, Jersey

Principal Cities: The largest city in the BST time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Birmingham, Glasgow, Manchester, Sheffield.

Map of the areas on British Summer Time (BST)
BST part of the year

Today all shaded areas are on BST.

Daylight Saving: British Summer Time (BST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).

123456789101112Start: British Summer Time (BST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.

123456789101112End: British Summer Time (BST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

BST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Alpha - Military abbreviation for BST
  • A - short form of 'Alpha'
IANA/Olson: Reflects BST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Europe/Belfast
  • Europe/Guernsey
  • Europe/Isle_of_Man
  • Europe/Jersey
  • Europe/London
  • GB
  • GB-Eire
BST Abbreviation: Several time zones share BST abbreviation and it could refer to these time zones
  • British Summer Time - UTC +1
  • Bangladesh Standard Time - UTC +6
  • Bougainville Standard Time - UTC +11
Time zones with the GMT +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time