London to Toronto to CST to EDT to IST Time Converter

Updating current time…
London
United KingdomBST
UTC+1
12am
3am
6am
9am
12pm
3pm
6pm
9pm
London's clocks go back 1 hour on Sun, Oct 25 · BST → GMT
Toronto
CanadaEDT
UTC−4
5h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Toronto's clocks go back 1 hour on Sun, Nov 1 · EDT → EST
CDT/CST
Central Daylight Time
UTC−5
6h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Central Time is on daylight saving time: CDT (UTC−5) until Sun, Nov 1.

Mexico City and Saskatchewan stay on CST (UTC−6).

Chicago · CDT (UTC−5)Mexico City, Saskatchewan · CST all year (UTC−6)
EDT
Eastern Daylight Time
UTC−4
5h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IST
India Standard Time
UTC+5:30
4h 30m ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

1:00 pm13:00 BST (UTC+1), Oct 23, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 23, 2026 = 7:00 am07:00 CDT (UTC-5), Oct 23, 2026 = 8:00 am08:00 EDT (UTC-4), Oct 23, 2026 = 5:30 pm17:30 IST (UTC+5:30), Oct 23, 2026

London is 5 hours ahead of Toronto. London is 6 hours ahead of CDT. London is 5 hours ahead of EDT. London is 4 hours and 30 minutes behind IST.

How the time difference changes

London to Toronto

For most of the year, London is 5 hours ahead of Toronto. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, London is 4 hours ahead of Toronto.

For most of the year, working hours of 9:00 am to 6:00 pm in London correspond to 4:00 am to 1:00 pm in Toronto. At other times of the year, working hours of 9:00 am to 6:00 pm in London correspond to 5:00 am to 2:00 pm in Toronto.For most of the year, working hours of 09:00 to 18:00 in London correspond to 04:00 to 13:00 in Toronto. At other times of the year, working hours of 09:00 to 18:00 in London correspond to 05:00 to 14:00 in Toronto.

London to CST

For most of the year, London is 6 hours ahead of CDT. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, London is 5 hours ahead of CDT. From Nov 1, 2026 to Mar 14, 2027, London is 6 hours ahead of CST.

For most of the year, working hours of 9:00 am to 6:00 pm in London correspond to 3:00 am to 12:00 pm in CDT. At other times of the year, working hours of 9:00 am to 6:00 pm in London correspond to 3:00 am to 12:00 pm in CST or working hours of 9:00 am to 6:00 pm in London correspond to 4:00 am to 1:00 pm in CDT.For most of the year, working hours of 09:00 to 18:00 in London correspond to 03:00 to 12:00 in CDT. At other times of the year, working hours of 09:00 to 18:00 in London correspond to 03:00 to 12:00 in CST or working hours of 09:00 to 18:00 in London correspond to 04:00 to 13:00 in CDT.

London to EDT

For most of the year, London is 5 hours ahead of EDT. From Oct 25 to Nov 1, 2026, and from Mar 14 to Mar 28, 2027, London is 4 hours ahead of EDT. From Nov 1, 2026 to Mar 14, 2027, London is 5 hours ahead of EST.

For most of the year, working hours of 9:00 am to 6:00 pm in London correspond to 4:00 am to 1:00 pm in EDT. At other times of the year, working hours of 9:00 am to 6:00 pm in London correspond to 4:00 am to 1:00 pm in EST or working hours of 9:00 am to 6:00 pm in London correspond to 5:00 am to 2:00 pm in EDT.For most of the year, working hours of 09:00 to 18:00 in London correspond to 04:00 to 13:00 in EDT. At other times of the year, working hours of 09:00 to 18:00 in London correspond to 04:00 to 13:00 in EST or working hours of 09:00 to 18:00 in London correspond to 05:00 to 14:00 in EDT.

London to IST

For most of the year, London is 4 hours and 30 minutes behind IST. From Oct 25, 2026 to Mar 28, 2027, London is 5 hours and 30 minutes behind IST.

For most of the year, working hours of 9:00 am to 6:00 pm in London correspond to 1:30 pm to 10:30 pm in IST. At other times of the year, working hours of 9:00 am to 6:00 pm in London correspond to 2:30 pm to 11:30 pm in IST.For most of the year, working hours of 09:00 to 18:00 in London correspond to 13:30 to 22:30 in IST. At other times of the year, working hours of 09:00 to 18:00 in London correspond to 14:30 to 23:30 in IST.

Compare London time with Toronto, CST, EDT, and IST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

BST (British Summer Time) is 5 hours ahead of EDT (Eastern Daylight Time). BST (British Summer Time) is 6 hours ahead of Central Daylight Time. BST (British Summer Time) is 5 hours ahead of Eastern Daylight Time. BST (British Summer Time) is 4 hours and 30 minutes behind India Standard Time.
1:00 pm13:00 in London, United Kingdom is 8:00 am08:00 in Toronto, Canada and is 7:00 am07:00 in CDT and is 8:00 am08:00 in EDT and is 5:30 pm17:30 in IST

London to Toronto call time
Best time for a conference call or a meeting is between 2pm-6pm14:00-18:00 in London which corresponds to 9am-1pm09:00-13:00 in Toronto
London to CDT call time
Best time for a conference call or a meeting is between 3pm-6pm15:00-18:00 in London which corresponds to 9am-12pm09:00-12:00 in CDT
London to EDT call time
Best time for a conference call or a meeting is between 2pm-6pm14:00-18:00 in London which corresponds to 9am-1pm09:00-13:00 in EDT
London to IST call time
Best time for a conference call or a meeting is between 9am-1:30pm09:00-13:30 in London which corresponds to 1:30pm-6pm13:30-18:00 in IST

1:00 pm13:00 BST (British Summer Time) (London, United Kingdom). Offset UTC +1:00 hour
8:00 am08:00 EDT (Eastern Daylight Time) (Toronto, Canada). Offset UTC -4:00 hours
7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours
8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours

1:00 pm13:00 London, United Kingdom / 8:00 am08:00 Toronto, Canada / 7:00 am07:00 CDT / 8:00 am08:00 EDT / 5:30 pm17:30 IST

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.

Hourly time comparison
London, United KingdomToronto, CanadaCDTEDTIST
7:00pm previous day6:00pm previous day7:00pm previous day4:30am
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London Time Zone and Facts

Time Zone

Abbreviation / Offset
BST – British Summer Time, UTC+1 (now, daylight saving time)
GMT – Greenwich Mean Time, UTC+0 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, October 25, 2026 at 2:00 amSunday, October 25, 2026 at 02:00: clocks go back 1 hour to 1:00 am01:00 (GMT). DST ends on the last Sunday of October each year. Also called Fall Back or Winter Time.
Daylight Saving Time Starts
123456789101112Sunday, March 28, 2027 at 1:00 amSunday, March 28, 2027 at 01:00: clocks go forward 1 hour to 2:00 am02:00 (BST). DST starts on the last Sunday of March each year. Also called Spring Forward or Summer Time.
Clock Changes
United Kingdom daylight saving time · Clock changes worldwide

London Facts

Country
United Kingdom
Alternative Names
ILondon, LON, Lakana, Landan, Landen, Ljondan, Llundain, Lodoni, Londain, Londan, Londar, Londe, Londen, Londin, Londinium, Londino, Londn, London, London osh, Londona, Londonas, Londoni, Londono, Londons, Londonu, Londra, Londres, Londrez, Londri, Londro, Londye, Londyn, Londýn, Lonn, Lontoo, Loundres, Luan GJon, Lun-tun, Lunden, Lundra, Lundun, Lundunir, Lundúnir, Lung-dung, Lunnainn, Lunnin, Lunnon, Luân Đôn, Lùn-tûn, Lùng-dŭng, Lûn-tun, Lākana, Lůndůn, Lọndọnu, Ranana, Rānana, ilantan, ladana, landan, landana, leondeon, lndn, london, londoni, lun dui, lun dun, lwndwn, lxndxn, rondon, Łondra, Λονδίνο, Лондан, Лондон, Лондон ош, Лондонъ, Лёндан, Լոնդոն, לאנדאן, לונדון, لأندأن, لندن, لوندون, لەندەن, ܠܘܢܕܘܢ, लंडन, लंदन, लण्डन, लन्डन्, लन्दन, লন্ডন, ਲੰਡਨ, લંડન, ଲଣ୍ଡନ, இலண்டன், లండన్, ಲಂಡನ್, ലണ്ടൻ, ලන්ඩන්, ลอนดอน, ລອນດອນ, ལོན་ཊོན།, လန်ဒန်မြို့, ლონდონი, ለንደን, ᎫᎴ ᏗᏍᎪᏂᎯᏱ, ロンドン, 伦敦, 倫敦, 런던
Population
8,961,989
Currency
Pound (GBP)
Geographic Coordinates
51° 30' N Latitude / 0° 07' W Longitude
International Dialing Code
+44
More About London
London time now
Current Time in the United Kingdom
UK time now

Toronto Time Zone and Facts

Time Zone

Abbreviation / Offset
EDT – Eastern Daylight Time, UTC-4 (now, daylight saving time)
EST – Eastern Standard Time, UTC-5 (standard time)
Daylight Saving Time Ends
123456789101112Sunday, November 1, 2026 at 2:00 amSunday, November 1, 2026 at 02:00: clocks go back 1 hour to 1:00 am01:00 (EST). DST ends on the 1st Sunday of November each year. Also called Fall Back or Winter Time.
Daylight Saving Time Starts
123456789101112Sunday, March 14, 2027 at 2:00 amSunday, March 14, 2027 at 02:00: clocks go forward 1 hour to 3:00 am03:00 (EDT). DST starts on the 2nd Sunday of March each year. Also called Spring Forward or Summer Time.
Clock Changes
Canada daylight saving time · Clock changes worldwide

Toronto Facts

Country
Canada
Alternative Names
Taronta, Torontas, Toronto, Torontu, Torontum, Torontó, YTO, duo lun duo, roranro, taronto, teareantea, tho rxn to, tolonto, toramto, toranto, toronto, twrntw, twrwntw, Τορόντο, Таронта, Торонто, Տորոնտո, טאראנטא, טורונטו, تورنتو, تورونتو, ٹورانٹو, ٹورنٹو, टोरण्टो, टोरन्टो, टोराँटो, तोरन्तो, টরোন্টো, ਟੋਰਾਂਟੋ, ரொறன்ரோ, టొరంటో, ಟೊರಾಂಟೋ, ടോറോണ്ടോ, โทรอนโต, တိုရွန်တိုမြို့, ტორონტო, トロント, 多伦多, 多倫多, 토론토
Population
2,794,356
Currency
Dollar (CAD)
Geographic Coordinates
43° 42' N Latitude / 79° 24' W Longitude
International Dialing Code
+1
More About Toronto
Toronto local time and city facts

Central Standard Time

Offset: CST is 6 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Belize, Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, United States

Principal Cities: The largest city in the CST time zone is Mexico City in Mexico, with about 12.294 million people. Other major cities in this time zone include Chicago, Houston, Puebla, Santiago de Querétaro.

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

Map of the areas on Central Standard Time (CST)
CST all year CST part of the year

Today the lighter areas are on UTC−5 (Central Daylight Time).

Open the world time zone map© OpenStreetMap

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Central Daylight Time (CDT).

123456789101112End: Central Standard Time (CST) 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.

123456789101112Start: Central Standard Time (CST) 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.

See USA daylight saving time and upcoming clock changes worldwide.

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for CST
  • S - short form of 'Sierra'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Bahia_Banderas
  • America/Belize
  • America/Chicago
  • America/Chihuahua
  • America/Costa_Rica
  • America/El_Salvador
  • America/Guatemala
  • America/Indiana/Knox
  • America/Indiana/Tell_City
  • America/Knox_IN
  • America/Managua
  • America/Matamoros
  • America/Menominee
  • America/Merida
  • America/Mexico_City
  • America/Monterrey
  • America/North_Dakota/Beulah
  • America/North_Dakota/Center
  • America/North_Dakota/New_Salem
  • America/Ojinaga
  • America/Rainy_River
  • America/Rankin_Inlet
  • America/Regina
  • America/Resolute
  • America/Swift_Current
  • America/Tegucigalpa
  • America/Winnipeg
  • CST6CDT
  • Canada/Central
  • Canada/Saskatchewan
  • Mexico/General
  • US/Central
  • US/Indiana-Starke
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
Time zones with the GMT -6 offset:
  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra Time Zone

Eastern Daylight Time

Offset: EDT is 4 hours behind Greenwich Mean Time (GMT).

Countries using this time zone: Bahamas, Canada, Haiti, Turks and Caicos Islands, United States

Principal Cities: The largest city in the EDT time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.

French: HAE - Heure Avancée de l'Est

Spanish: EDT - Tiempo de verano del Este, ET - Zona Sureste

Map of the areas on Eastern Daylight Time (EDT)
EDT part of the year

Today all shaded areas are on EDT.

Open the world time zone map© OpenStreetMap

Daylight Saving: Eastern Daylight Time (EDT) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Eastern Standard Time (EST).

123456789101112Start: Eastern Daylight Time (EDT) 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.

123456789101112End: Eastern Daylight Time (EDT) 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.

See USA daylight saving time and upcoming clock changes worldwide.

EDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -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.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Quebec - Military abbreviation for EDT
  • Q - short form of 'Quebec'
IANA/Olson: Reflects EDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST5EDT
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
Time zones with the GMT -4 offset:
  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • GYT - Guyana Time
  • HLV - Hora Legal de Venezuela
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead of Greenwich Mean Time (GMT).

Countries using this time zone: India

Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bengaluru, Hyderabad, Ahmedabad.

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

Current time in India: India time now

Map of the areas on India Standard Time (IST)
IST all year

Open the world time zone map© OpenStreetMap

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT