MDT to BST Converter
Time Difference
Mountain Daylight Time is 7 hours behind British Summer Time
4:30 am04:30 in MDT is 11:30 am11:30 in BST
MDT to BST call time
Best time for a conference call or a meeting is between 9am-10am in MDT which corresponds to 4pm-5pm in BST
4:30 am04:30 Mountain Daylight Time (MDT). Offset UTC -6:00 hours
11:30 am11:30 British Summer Time (BST). Offset UTC +1:00 hour
4:30 am04:30 MDT / 11:30 am11:30 BST
| MDT | BST |
|---|---|
| 12am (midnight) | 7am |
| 1am | 8am |
| 2am | 9am |
| 3am | 10am |
| 4am | 11am |
| 5am | 12pm (noon) |
| 6am | 1pm |
| 7am | 2pm |
| 8am | 3pm |
| 9am | 4pm |
| 10am | 5pm |
| 11am | 6pm |
| 12pm (noon) | 7pm |
| 1pm | 8pm |
| 2pm | 9pm |
| 3pm | 10pm |
| 4pm | 11pm |
| 5pm | 12am (midnight) |
| 6pm | 1am |
| 7pm | 2am |
| 8pm | 3am |
| 9pm | 4am |
| 10pm | 5am |
| 11pm | 6am |
| 0:00 | 7:00 |
| 1:00 | 8:00 |
| 2:00 | 9:00 |
| 3:00 | 10:00 |
| 4:00 | 11:00 |
| 5:00 | 12:00 |
| 6:00 | 13:00 |
| 7:00 | 14:00 |
| 8:00 | 15:00 |
| 9:00 | 16:00 |
| 10:00 | 17:00 |
| 11:00 | 18:00 |
| 12:00 | 19:00 |
| 13:00 | 20:00 |
| 14:00 | 21:00 |
| 15:00 | 22:00 |
| 16:00 | 23:00 |
| 17:00 | 0:00 |
| 18:00 | 1:00 |
| 19:00 | 2:00 |
| 20:00 | 3:00 |
| 21:00 | 4:00 |
| 22:00 | 5:00 |
| 23:00 | 6:00 |
Mountain Daylight Time
Offset: MDT is 6 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Canada, Mexico, United States
Principal Cities: The largest city in the MDT timezone is Calgary from Canada with population about 1.02 million people. Other major cities in the area are Edmonton, El Paso, Denver, Albuquerque
French: HAR - Heure Avancée des Rocheuses
Spanish: MT - Zona Pacífico
Daylight Saving: Mountain Daylight Time (MDT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Mountain Standard Time (MST).
Start: Mountain Daylight Time (MDT) started on Sunday, March 8, 2026 at 2:00 am local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am. Daylight saving starts annually the on second Sunday of March
End: Mountain Daylight Time (MDT) ends on Sunday, November 1, 2026 at 2:00 am local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am local standard time instead. Daylight saving ends annually the on first Sunday of November
MDT representations, usage and related time zones
- -06 - basic short
- -0600 - basic
- -06:00 - extended
- -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates six hour and zero minutes time differences to the west of the zero meridian.
- Sierra - Military abbreviation for MDT
- S - short form of 'Sierra'
- America/Boise
- America/Cambridge_Bay
- America/Ciudad_Juarez
- America/Denver
- America/Edmonton
- America/Inuvik
- America/Shiprock
- America/Yellowknife
- Canada/Mountain
- MST7MDT
- Navajo
- US/Mountain
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone
British Summer Time
Offset: BST is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe
Countries: It is used in following countries: Britain (UK), Guernsey, Isle of Man, Jersey
Principal Cities: The largest city in the BST timezone is London from United Kingdom with population about 7.557 million people. Other major cities in the area are Birmingham, Glasgow, Liverpool, Saint Helier
Daylight Saving: British Summer Time (BST) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Greenwich Mean Time (GMT).
Start: British Summer Time (BST) started on Sunday, March 29, 2026 at 1:00 am local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am. Daylight saving starts annually the on last Sunday of March
End: British Summer Time (BST) ends on Sunday, October 25, 2026 at 2:00 am local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am local standard time instead. Daylight saving ends annually the on last Sunday of October
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 one hour and zero minutes time differences 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