AZST to BST Converter
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Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
4:00 pm16:00 AZT (UTC+4), Oct 16, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 16, 2026
AZT is 3 hours ahead of BST.
AZST and BST examples
These examples always use AZST (UTC+5) 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.
AZST is 4 hours ahead of BST.
How the time difference changes
For most of the year, AZT is 3 hours ahead of BST. From Oct 25, 2026 to Mar 28, 2027, AZT is 4 hours ahead of GMT.
For most of the year, working hours of 9:00 am to 6:00 pm in AZT correspond to 6:00 am to 3:00 pm in BST. At other times of the year, working hours of 9:00 am to 6:00 pm in AZT correspond to 5:00 am to 2:00 pm in GMT.For most of the year, working hours of 09:00 to 18:00 in AZT correspond to 06:00 to 15:00 in BST. At other times of the year, working hours of 09:00 to 18:00 in AZT correspond to 05:00 to 14:00 in GMT.
Compare AZST time with BST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Azerbaijan Time is 3 hours ahead of British Summer Time.
4:00 pm16:00 in AZT is 1:00 pm13:00 in BST
AZT to BST call time
Best time for a conference call or a meeting is between 12pm-6pm12:00-18:00 in AZT which corresponds to 9am-3pm09:00-15:00 in BST
4:00 pm16:00 Azerbaijan Time (AZT). Offset UTC +4:00 hours
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour
4:00 pm16:00 AZT / 1:00 pm13:00 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.
| AZT | BST |
|---|---|
| 9:00pm previous day | |
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Azerbaijan Summer Time
Offset: AZST is 5 hours ahead of Greenwich Mean Time (GMT).
AZST 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 east of the zero meridian.
- Echo - Military abbreviation for AZST
- E - short form of 'Echo'
- ALMT - Alma-Ata Time
- AMST - Armenia Summer Time
- AQTT - Aqtobe Time
- AZST - Azerbaijan Summer Time
- E - Echo Time Zone
- MAWT - Mawson Time
- MVT - Maldives Time
- ORAT - Oral Time
- PKT - Pakistan Standard Time
- QYZT - Qyzylorda Time
- TFT - French Southern and Antarctic Time
- TJT - Tajikistan Time
- TMT - Turkmenistan Time
- UZT - Uzbekistan Time
- YEKT - Yekaterinburg Time
- HMT - Heard and McDonald Islands Time
British Summer Time
Offset: BST is 1 hour ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Guernsey, Isle of Man, Jersey, United Kingdom
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.
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).
Start: 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.
End: 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 United Kingdom daylight saving time and upcoming clock changes worldwide.
BST representations, usage and related time zones
- +01 - basic short
- +0100 - basic
- +01:00 - extended
- +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.
- Alpha - Military abbreviation for BST
- A - short form of 'Alpha'
- Europe/Belfast
- Europe/Guernsey
- Europe/Isle_of_Man
- Europe/Jersey
- Europe/London
- GB
- GB-Eire
- British Summer Time - UTC +1
- Bangladesh Standard Time - UTC +6
- Bougainville Standard Time - UTC +11
- 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