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УкраїнськаTime difference between Slough, United Kingdom and other cities
Slough time zone: UTC+01:00 or BSTFind out the time difference between and Slough,
or see the time difference between Slough and other cities in the table below.
| City and country | Time difference | City and country | Time difference |
|---|---|---|---|
| Abidjan, Cote d'Ivoire | 1 hour behind Slough | Lahore, Pakistan | 4 hours ahead of Slough |
| Abu Dhabi, United Arab Emirates | 3 hours ahead of Slough | Leeds, United Kingdom | the same time as Slough |
| Abu Ghraib, Iraq | 2 hours ahead of Slough | Leipzig, Germany | 1 hour ahead of Slough |
| Accra, Ghana | 1 hour behind Slough | León, Mexico | 7 hours behind Slough |
| Adana, Turkey | 2 hours ahead of Slough | Libreville, Gabon | the same time as Slough |
| Addis Ababa, Ethiopia | 2 hours ahead of Slough | Likasi, DR Congo | 1 hour ahead of Slough |
| Adelaide, Australia | 8 hours 30 minutes ahead of Slough | Lilongwe, Malawi | 1 hour ahead of Slough |
| Aden, Yemen | 2 hours ahead of Slough | Lima, Peru | 6 hours behind Slough |
| Agadir, Morocco | the same time as Slough | Lisbon, Portugal | the same time as Slough |
| Ahmedabad, India | 4 hours 30 minutes ahead of Slough | Liverpool, United Kingdom | the same time as Slough |
| Ahvāz, Iran | 2 hours 30 minutes ahead of Slough | Lomé, Togo | 1 hour behind Slough |
| Al Hudaydah, Yemen | 2 hours ahead of Slough | London, United Kingdom | the same time as Slough |
| Aleppo, Syria | 2 hours ahead of Slough | Los Angeles, USA | 8 hours behind Slough |
| Alexandria, Egypt | 2 hours ahead of Slough | Luanda, Angola | the same time as Slough |
| Algiers, Algeria | the same time as Slough | Lubumbashi, DR Congo | 1 hour ahead of Slough |
| Almaty, Kazakhstan | 4 hours ahead of Slough | Lucknow, India | 4 hours 30 minutes ahead of Slough |
| Amman, Jordan | 2 hours ahead of Slough | Luhansk, Ukraine | 2 hours ahead of Slough |
| Amsterdam, Netherlands | 1 hour ahead of Slough | Lusaka, Zambia | 1 hour ahead of Slough |
| Ankara, Turkey | 2 hours ahead of Slough | Luxor, Egypt | 2 hours ahead of Slough |
| Antalya, Turkey | 2 hours ahead of Slough | Lviv, Ukraine | 2 hours ahead of Slough |
| Antananarivo, Madagascar | 2 hours ahead of Slough | Lyon, France | 1 hour ahead of Slough |
| Antwerp, Belgium | 1 hour ahead of Slough | Łódź, Poland | 1 hour ahead of Slough |
| Arequipa, Peru | 6 hours behind Slough | Macao, Macau | 7 hours ahead of Slough |
| Ashgabat, Turkmenistan | 4 hours ahead of Slough | Madrid, Spain | 1 hour ahead of Slough |
| Asmara, Eritrea | 2 hours ahead of Slough | Makassar, Indonesia | 7 hours ahead of Slough |
| Asunción, Paraguay | 5 hours behind Slough | Málaga, Spain | 1 hour ahead of Slough |
| Asyut, Egypt | 2 hours ahead of Slough | Managua, Nicaragua | 7 hours behind Slough |
| Athens, Greece | 2 hours ahead of Slough | Manaus, Brazil | 5 hours behind Slough |
| Auckland, New Zealand | 11 hours ahead of Slough | Mandalay, Myanmar | 5 hours 30 minutes ahead of Slough |
| Austin, USA | 6 hours behind Slough | Manila, Philippines | 7 hours ahead of Slough |
| Bacolod City, Philippines | 7 hours ahead of Slough | Mansoura, Egypt | 2 hours ahead of Slough |
| Baghdad, Iraq | 2 hours ahead of Slough | Maputo, Mozambique | 1 hour ahead of Slough |
| Baku, Azerbaijan | 3 hours ahead of Slough | Mar del Plata, Argentina | 4 hours behind Slough |
| Baltimore, USA | 5 hours behind Slough | Maracaibo, Venezuela | 5 hours behind Slough |
| Bamako, Mali | 1 hour behind Slough | Maracay, Venezuela | 5 hours behind Slough |
| Bandung, Indonesia | 6 hours ahead of Slough | Mariupol, Ukraine | 2 hours ahead of Slough |
| Bangkok, Thailand | 6 hours ahead of Slough | Marrakesh, Morocco | the same time as Slough |
| Bangui, Central African Republic | the same time as Slough | Marseille, France | 1 hour ahead of Slough |
| Barcelona, Venezuela | 5 hours behind Slough | Mashhad, Iran | 2 hours 30 minutes ahead of Slough |
| Barcelona, Spain | 1 hour ahead of Slough | Matola, Mozambique | 1 hour ahead of Slough |
| Barnaul, Russia | 6 hours ahead of Slough | Maturín, Venezuela | 5 hours behind Slough |
| Barquisimeto, Venezuela | 5 hours behind Slough | Mawlamyine, Myanmar | 5 hours 30 minutes ahead of Slough |
| Barranquilla, Colombia | 6 hours behind Slough | Mbuji-Mayi, DR Congo | 1 hour ahead of Slough |
| Basrah, Iraq | 2 hours ahead of Slough | Mecca, Saudi Arabia | 2 hours ahead of Slough |
| Beijing, China | 7 hours ahead of Slough | Medan, Indonesia | 6 hours ahead of Slough |
| Beira, Mozambique | 1 hour ahead of Slough | Medellín, Colombia | 6 hours behind Slough |
| Beirut, Lebanon | 2 hours ahead of Slough | Medina, Saudi Arabia | 2 hours ahead of Slough |
| Bekasi, Indonesia | 6 hours ahead of Slough | Meknes, Morocco | the same time as Slough |
| Belém, Brazil | 4 hours behind Slough | Melbourne, Australia | 9 hours ahead of Slough |
| Belgrade, Serbia | 1 hour ahead of Slough | Memphis, USA | 6 hours behind Slough |
| Belo Horizonte, Brazil | 4 hours behind Slough | Mendoza, Argentina | 4 hours behind Slough |
| Bengaluru, India | 4 hours 30 minutes ahead of Slough | Mexico City, Mexico | 7 hours behind Slough |
| Benghazi, Libya | 1 hour ahead of Slough | Milan, Italy | 1 hour ahead of Slough |
| Benin City, Nigeria | the same time as Slough | Minsk, Belarus | 2 hours ahead of Slough |
| Benoni, South Africa | 1 hour ahead of Slough | Mississauga, Canada | 5 hours behind Slough |
| Berlin, Germany | 1 hour ahead of Slough | Mogadishu, Somalia | 2 hours ahead of Slough |
| Birmingham, United Kingdom | the same time as Slough | Mombasa, Kenya | 2 hours ahead of Slough |
| Bishkek, Kyrgyzstan | 5 hours ahead of Slough | Monrovia, Liberia | 1 hour behind Slough |
| Blantyre, Malawi | 1 hour ahead of Slough | Monterrey, Mexico | 7 hours behind Slough |
| Bogotá, Colombia | 6 hours behind Slough | Montevideo, Uruguay | 4 hours behind Slough |
| Boston, USA | 5 hours behind Slough | Montreal, Canada | 5 hours behind Slough |
| Bouaké, Cote d'Ivoire | 1 hour behind Slough | Moscow, Russia | 2 hours ahead of Slough |
| Boumerdas, Algeria | the same time as Slough | Mosul, Iraq | 2 hours ahead of Slough |
| Brampton, Canada | 5 hours behind Slough | Multan, Pakistan | 4 hours ahead of Slough |
| Brasília, Brazil | 4 hours behind Slough | Mumbai, India | 4 hours 30 minutes ahead of Slough |
| Bratislava, Slovakia | 1 hour ahead of Slough | Munich, Germany | 1 hour ahead of Slough |
| Brazzaville, Congo | the same time as Slough | Murcia, Spain | 1 hour ahead of Slough |
| Bremen, Germany | 1 hour ahead of Slough | Muscat, Oman | 3 hours ahead of Slough |
| Brisbane, Australia | 9 hours ahead of Slough | Muzaffarabad, Pakistan | 4 hours ahead of Slough |
| Bristol, United Kingdom | the same time as Slough | Mwanza, Tanzania | 2 hours ahead of Slough |
| Brussels, Belgium | 1 hour ahead of Slough | Mykolayiv, Ukraine | 2 hours ahead of Slough |
| Bucaramanga, Colombia | 6 hours behind Slough | N'Djamena, Chad | the same time as Slough |
| Bucharest, Romania | 2 hours ahead of Slough | Nagoya, Japan | 8 hours ahead of Slough |
| Budapest, Hungary | 1 hour ahead of Slough | Nagpur, India | 4 hours 30 minutes ahead of Slough |
| Buenos Aires, Argentina | 4 hours behind Slough | Nairobi, Kenya | 2 hours ahead of Slough |
| Bulawayo, Zimbabwe | 1 hour ahead of Slough | Najaf, Iraq | 2 hours ahead of Slough |
| Bursa, Turkey | 2 hours ahead of Slough | Namangan, Uzbekistan | 4 hours ahead of Slough |
| Busan, South Korea | 8 hours ahead of Slough | Namp'o, North Korea | 8 hours ahead of Slough |
| Cairo, Egypt | 2 hours ahead of Slough | Nanchong, China | 7 hours ahead of Slough |
| Calgary, Canada | 7 hours behind Slough | Nanjing, China | 7 hours ahead of Slough |
| Callao, Peru | 6 hours behind Slough | Naples, Italy | 1 hour ahead of Slough |
| Cape Town, South Africa | 1 hour ahead of Slough | Naypyitaw, Myanmar | 5 hours 30 minutes ahead of Slough |
| Caracas, Venezuela | 5 hours behind Slough | New York, USA | 5 hours behind Slough |
| Cartagena, Colombia | 6 hours behind Slough | Niamey, Niger | the same time as Slough |
| Cebu City, Philippines | 7 hours ahead of Slough | Nizhny Novgorod, Russia | 2 hours ahead of Slough |
| Charlotte, USA | 5 hours behind Slough | Nouakchott, Mauritania | 1 hour behind Slough |
| Chelyabinsk, Russia | 4 hours ahead of Slough | Novosibirsk, Russia | 6 hours ahead of Slough |
| Chengdu, China | 7 hours ahead of Slough | Nuremberg, Germany | 1 hour ahead of Slough |
| Chennai, India | 4 hours 30 minutes ahead of Slough | Odesa, Ukraine | 2 hours ahead of Slough |
| Chicago, USA | 6 hours behind Slough | Omdurman, Sudan | 1 hour ahead of Slough |
| Chiclayo, Peru | 6 hours behind Slough | Omsk, Russia | 5 hours ahead of Slough |
| Chişinău, Moldova | 2 hours ahead of Slough | Oran, Algeria | the same time as Slough |
| Chittagong, Bangladesh | 5 hours ahead of Slough | Osaka, Japan | 8 hours ahead of Slough |
| Chongqing, China | 7 hours ahead of Slough | Oslo, Norway | 1 hour ahead of Slough |
| City of Taguig, Philippines | 7 hours ahead of Slough | Ottawa, Canada | 5 hours behind Slough |
| Ciudad Guayana, Venezuela | 5 hours behind Slough | Ouagadougou, Burkina Faso | 1 hour behind Slough |
| Ciudad Juárez, Mexico | 6 hours behind Slough | Palembang, Indonesia | 6 hours ahead of Slough |
| Ciudad Nezahualcoyotl, Mexico | 7 hours behind Slough | Palermo, Italy | 1 hour ahead of Slough |
| Cochabamba, Bolivia | 5 hours behind Slough | Paris, France | 1 hour ahead of Slough |
| Cologne, Germany | 1 hour ahead of Slough | Patna, India | 4 hours 30 minutes ahead of Slough |
| Colombo, Sri Lanka | 4 hours 30 minutes ahead of Slough | Pereira, Colombia | 6 hours behind Slough |
| Columbus, USA | 5 hours behind Slough | Perm, Russia | 4 hours ahead of Slough |
| Conakry, Guinea | 1 hour behind Slough | Perth, Australia | 7 hours ahead of Slough |
| Constantine, Algeria | the same time as Slough | Peshawar, Pakistan | 4 hours ahead of Slough |
| Copenhagen, Denmark | 1 hour ahead of Slough | Petaling Jaya, Malaysia | 7 hours ahead of Slough |
| Córdoba, Argentina | 4 hours behind Slough | Philadelphia, USA | 5 hours behind Slough |
| Cotonou, Benin | the same time as Slough | Phnom Penh, Cambodia | 6 hours ahead of Slough |
| Cúcuta, Colombia | 6 hours behind Slough | Phoenix, USA | 8 hours behind Slough |
| Curitiba, Brazil | 4 hours behind Slough | Pietermaritzburg, South Africa | 1 hour ahead of Slough |
| Da Nang, Vietnam | 6 hours ahead of Slough | Pikine, Senegal | 1 hour behind Slough |
| Daegu, South Korea | 8 hours ahead of Slough | Pointe-Noire, Congo | the same time as Slough |
| Daejeon, South Korea | 8 hours ahead of Slough | Port Elizabeth, South Africa | 1 hour ahead of Slough |
| Dakar, Senegal | 1 hour behind Slough | Port Harcourt, Nigeria | the same time as Slough |
| Dallas, USA | 6 hours behind Slough | Port Said, Egypt | 2 hours ahead of Slough |
| Damascus, Syria | 2 hours ahead of Slough | Port Sudan, Sudan | 1 hour ahead of Slough |
| Dammam, Saudi Arabia | 2 hours ahead of Slough | Port-au-Prince, Haiti | 5 hours behind Slough |
| Dar es Salaam, Tanzania | 2 hours ahead of Slough | Porto Alegre, Brazil | 4 hours behind Slough |
| Davao City, Philippines | 7 hours ahead of Slough | Poznań, Poland | 1 hour ahead of Slough |
| Delhi, India | 4 hours 30 minutes ahead of Slough | Prague, Czech Republic | 1 hour ahead of Slough |
| Denver, USA | 7 hours behind Slough | Pretoria, South Africa | 1 hour ahead of Slough |
| Detroit, USA | 5 hours behind Slough | Pristina, Kosovo | 1 hour ahead of Slough |
| Dhaka, Bangladesh | 5 hours ahead of Slough | Puebla City, Mexico | 7 hours behind Slough |
| Djibouti, Djibouti | 2 hours ahead of Slough | Puente Alto, Chile | 5 hours behind Slough |
| Dnipro, Ukraine | 2 hours ahead of Slough | Pune, India | 4 hours 30 minutes ahead of Slough |
| Donetsk, Ukraine | 2 hours ahead of Slough | Pyongyang, North Korea | 8 hours ahead of Slough |
| Dongguan, China | 7 hours ahead of Slough | Qom, Iran | 2 hours 30 minutes ahead of Slough |
| Dortmund, Germany | 1 hour ahead of Slough | Québec, Canada | 5 hours behind Slough |
| Douala, Cameroon | the same time as Slough | Quetta, Pakistan | 4 hours ahead of Slough |
| Dresden, Germany | 1 hour ahead of Slough | Quezon City, Philippines | 7 hours ahead of Slough |
| Dubai, United Arab Emirates | 3 hours ahead of Slough | Quilmes, Argentina | 4 hours behind Slough |
| Dublin, Ireland | the same time as Slough | Quito, Ecuador | 6 hours behind Slough |
| Duisburg, Germany | 1 hour ahead of Slough | Rabat, Morocco | the same time as Slough |
| Durban, South Africa | 1 hour ahead of Slough | Rajshahi, Bangladesh | 5 hours ahead of Slough |
| Dushanbe, Tajikistan | 4 hours ahead of Slough | Rawalpindi, Pakistan | 4 hours ahead of Slough |
| Dusseldorf, Germany | 1 hour ahead of Slough | Recife, Brazil | 4 hours behind Slough |
| Ecatepec de Morelos, Mexico | 7 hours behind Slough | Riga, Latvia | 2 hours ahead of Slough |
| Edinburgh, United Kingdom | the same time as Slough | Rio de Janeiro, Brazil | 4 hours behind Slough |
| Edmonton, Canada | 7 hours behind Slough | Riyadh, Saudi Arabia | 2 hours ahead of Slough |
| El Mahalla El Kubra, Egypt | 2 hours ahead of Slough | Rome, Italy | 1 hour ahead of Slough |
| El Paso, USA | 7 hours behind Slough | Rosario, Argentina | 4 hours behind Slough |
| Erbil, Iraq | 2 hours ahead of Slough | Rostov-on-Don, Russia | 2 hours ahead of Slough |
| Essen, Germany | 1 hour ahead of Slough | Rotterdam, Netherlands | 1 hour ahead of Slough |
| Faisalabad, Pakistan | 4 hours ahead of Slough | Saint Petersburg, Russia | 2 hours ahead of Slough |
| Fes, Morocco | the same time as Slough | Saitama, Japan | 8 hours ahead of Slough |
| Fort Worth, USA | 6 hours behind Slough | Salé, Morocco | the same time as Slough |
| Fortaleza, Brazil | 4 hours behind Slough | Salta, Argentina | 4 hours behind Slough |
| Frankfurt am Main, Germany | 1 hour ahead of Slough | Salvador, Brazil | 4 hours behind Slough |
| Freetown, Sierra Leone | 1 hour behind Slough | Samara, Russia | 3 hours ahead of Slough |
| Fukuoka, Japan | 8 hours ahead of Slough | San Antonio, USA | 6 hours behind Slough |
| Garoua, Cameroon | the same time as Slough | San Diego, USA | 8 hours behind Slough |
| Gaza, Palestinian Territories | 2 hours ahead of Slough | San Francisco, USA | 8 hours behind Slough |
| Gaziantep, Turkey | 2 hours ahead of Slough | San Jose, USA | 8 hours behind Slough |
| Gdańsk, Poland | 1 hour ahead of Slough | San Juan, Puerto Rico | 5 hours behind Slough |
| General Santos, Philippines | 7 hours ahead of Slough | San Miguel de Tucumán, Argentina | 4 hours behind Slough |
| Genoa, Italy | 1 hour ahead of Slough | San Pedro Sula, Honduras | 7 hours behind Slough |
| Giza, Egypt | 2 hours ahead of Slough | San Salvador, El Salvador | 7 hours behind Slough |
| Glasgow, United Kingdom | the same time as Slough | Sanaa, Yemen | 2 hours ahead of Slough |
| Goiânia, Brazil | 4 hours behind Slough | Santa Cruz de la Sierra, Bolivia | 5 hours behind Slough |
| Gold Coast, Australia | 9 hours ahead of Slough | Santa Fe, Argentina | 4 hours behind Slough |
| Gomel, Belarus | 2 hours ahead of Slough | Santa Marta, Colombia | 6 hours behind Slough |
| Gothenburg, Sweden | 1 hour ahead of Slough | Santiago, Chile | 5 hours behind Slough |
| Goyang, South Korea | 8 hours ahead of Slough | Santiago de Cali, Colombia | 6 hours behind Slough |
| Guadalajara, Mexico | 7 hours behind Slough | Santiago de Cuba, Cuba | 5 hours behind Slough |
| Guangzhou, China | 7 hours ahead of Slough | Santiago de los Caballeros, Dominican Republic | 5 hours behind Slough |
| Guatemala City, Guatemala | 7 hours behind Slough | Santo Domingo, Dominican Republic | 5 hours behind Slough |
| Guayaquil, Ecuador | 6 hours behind Slough | São Paulo, Brazil | 4 hours behind Slough |
| Gujranwala, Pakistan | 4 hours ahead of Slough | Sapporo, Japan | 8 hours ahead of Slough |
| Gwangju, South Korea | 8 hours ahead of Slough | Sarajevo, Bosnia and Herzegovina | 1 hour ahead of Slough |
| Haiphong, Vietnam | 6 hours ahead of Slough | Saratov, Russia | 3 hours ahead of Slough |
| Hama, Syria | 2 hours ahead of Slough | Seattle, USA | 8 hours behind Slough |
| Hamburg, Germany | 1 hour ahead of Slough | Sendai, Japan | 8 hours ahead of Slough |
| Hamhung, North Korea | 8 hours ahead of Slough | Seoul, South Korea | 8 hours ahead of Slough |
| Hamilton, Canada | 5 hours behind Slough | Sevastopol, Ukraine | 2 hours ahead of Slough |
| Hangzhou, China | 7 hours ahead of Slough | Seville, Spain | 1 hour ahead of Slough |
| Hanoi, Vietnam | 6 hours ahead of Slough | Shah Alam, Malaysia | 7 hours ahead of Slough |
| Hanover, Germany | 1 hour ahead of Slough | Shanghai, China | 7 hours ahead of Slough |
| Harare, Zimbabwe | 1 hour ahead of Slough | Sharjah, United Arab Emirates | 3 hours ahead of Slough |
| Harbin, China | 7 hours ahead of Slough | Sheffield, United Kingdom | the same time as Slough |
| Hargeysa, Somalia | 2 hours ahead of Slough | Shenyang, China | 7 hours ahead of Slough |
| Havana, Cuba | 5 hours behind Slough | Shenzhen, China | 7 hours ahead of Slough |
| Helsinki, Finland | 2 hours ahead of Slough | Shiraz, Iran | 2 hours 30 minutes ahead of Slough |
| Hiroshima, Japan | 8 hours ahead of Slough | Shymkent, Kazakhstan | 4 hours ahead of Slough |
| Ho Chi Minh City, Vietnam | 6 hours ahead of Slough | Singapore, Singapore | 7 hours ahead of Slough |
| Homs, Syria | 2 hours ahead of Slough | Skopje, North Macedonia | 1 hour ahead of Slough |
| Hong Kong, Hong Kong | 7 hours ahead of Slough | Sofia, Bulgaria | 2 hours ahead of Slough |
| Houston, USA | 6 hours behind Slough | Stockholm, Sweden | 1 hour ahead of Slough |
| Hyderabad, India | 4 hours 30 minutes ahead of Slough | Stuttgart, Germany | 1 hour ahead of Slough |
| Hyderābād, Pakistan | 4 hours ahead of Slough | Suez, Egypt | 2 hours ahead of Slough |
| Ibadan, Nigeria | the same time as Slough | Sulaymaniyah, Iraq | 2 hours ahead of Slough |
| Ibague, Colombia | 6 hours behind Slough | Surabaya, Indonesia | 6 hours ahead of Slough |
| Incheon, South Korea | 8 hours ahead of Slough | Surat, India | 4 hours 30 minutes ahead of Slough |
| Indianapolis, USA | 5 hours behind Slough | Suwon, South Korea | 8 hours ahead of Slough |
| Indore, India | 4 hours 30 minutes ahead of Slough | Sydney, Australia | 9 hours ahead of Slough |
| Ipoh, Malaysia | 7 hours ahead of Slough | Ta`izz, Yemen | 2 hours ahead of Slough |
| Iquitos, Peru | 6 hours behind Slough | Ta’if, Saudi Arabia | 2 hours ahead of Slough |
| Irkutsk, Russia | 7 hours ahead of Slough | Tabriz, Iran | 2 hours 30 minutes ahead of Slough |
| Isfahan, Iran | 2 hours 30 minutes ahead of Slough | Tabuk, Saudi Arabia | 2 hours ahead of Slough |
| Istanbul, Turkey | 2 hours ahead of Slough | Taichung, Taiwan | 7 hours ahead of Slough |
| Izhevsk, Russia | 3 hours ahead of Slough | Tainan City, Taiwan | 7 hours ahead of Slough |
| Izmir, Turkey | 2 hours ahead of Slough | Taipei, Taiwan | 7 hours ahead of Slough |
| Jacksonville, USA | 5 hours behind Slough | Tangerang, Indonesia | 6 hours ahead of Slough |
| Jaipur, India | 4 hours 30 minutes ahead of Slough | Tangier, Morocco | the same time as Slough |
| Jakarta, Indonesia | 6 hours ahead of Slough | Tashkent, Uzbekistan | 4 hours ahead of Slough |
| Jeddah, Saudi Arabia | 2 hours ahead of Slough | Tbilisi, Georgia | 3 hours ahead of Slough |
| Jerusalem, Israel | 2 hours ahead of Slough | Tébessa, Algeria | the same time as Slough |
| Johannesburg, South Africa | 1 hour ahead of Slough | Tegucigalpa, Honduras | 7 hours behind Slough |
| Johor Bahru, Malaysia | 7 hours ahead of Slough | Tehran, Iran | 2 hours 30 minutes ahead of Slough |
| Kabul, Afghanistan | 3 hours 30 minutes ahead of Slough | Tembisa, South Africa | 1 hour ahead of Slough |
| Kaduna, Nigeria | the same time as Slough | The Hague, Netherlands | 1 hour ahead of Slough |
| Kampala, Uganda | 2 hours ahead of Slough | Tianjin, China | 7 hours ahead of Slough |
| Kananga, DR Congo | 1 hour ahead of Slough | Tijuana, Mexico | 8 hours behind Slough |
| Kano, Nigeria | the same time as Slough | Tokyo, Japan | 8 hours ahead of Slough |
| Kanpur, India | 4 hours 30 minutes ahead of Slough | Tolyatti, Russia | 3 hours ahead of Slough |
| Kaohsiung City, Taiwan | 7 hours ahead of Slough | Toronto, Canada | 5 hours behind Slough |
| Karachi, Pakistan | 4 hours ahead of Slough | Touba, Senegal | 1 hour behind Slough |
| Karagandy, Kazakhstan | 4 hours ahead of Slough | Toulouse, France | 1 hour ahead of Slough |
| Karaj, Iran | 2 hours 30 minutes ahead of Slough | Tripoli, Libya | 1 hour ahead of Slough |
| Karbala, Iraq | 2 hours ahead of Slough | Trujillo, Peru | 6 hours behind Slough |
| Kathmandu, Nepal | 4 hours 45 minutes ahead of Slough | Tunis, Tunisia | the same time as Slough |
| Kawasaki, Japan | 8 hours ahead of Slough | Turin, Italy | 1 hour ahead of Slough |
| Kazan’, Russia | 2 hours ahead of Slough | Ufa, Russia | 4 hours ahead of Slough |
| Khabarovsk, Russia | 9 hours ahead of Slough | Ulan Bator, Mongolia | 7 hours ahead of Slough |
| Kharkiv, Ukraine | 2 hours ahead of Slough | Ulyanovsk, Russia | 3 hours ahead of Slough |
| Khartoum, Sudan | 1 hour ahead of Slough | Valencia, Spain | 1 hour ahead of Slough |
| Khulna, Bangladesh | 5 hours ahead of Slough | Valencia, Venezuela | 5 hours behind Slough |
| Kiev, Ukraine | 2 hours ahead of Slough | Vancouver, Canada | 8 hours behind Slough |
| Kigali, Rwanda | 1 hour ahead of Slough | Vienna, Austria | 1 hour ahead of Slough |
| Kingston, Jamaica | 6 hours behind Slough | Vilnius, Lithuania | 2 hours ahead of Slough |
| Kinshasa, DR Congo | the same time as Slough | Vladivostok, Russia | 9 hours ahead of Slough |
| Kirkuk, Iraq | 2 hours ahead of Slough | Volgograd, Russia | 2 hours ahead of Slough |
| Kisangani, DR Congo | 1 hour ahead of Slough | Voronezh, Russia | 2 hours ahead of Slough |
| Klang, Malaysia | 7 hours ahead of Slough | Warsaw, Poland | 1 hour ahead of Slough |
| Kobe, Japan | 8 hours ahead of Slough | Washington D.C., USA | 5 hours behind Slough |
| Kolkata, India | 4 hours 30 minutes ahead of Slough | White House, Morocco | the same time as Slough |
| Kolwezi, DR Congo | 1 hour ahead of Slough | Winnipeg, Canada | 6 hours behind Slough |
| Konya, Turkey | 2 hours ahead of Slough | Wrocław, Poland | 1 hour ahead of Slough |
| Kota Bharu, Malaysia | 7 hours ahead of Slough | Wuhan, China | 7 hours ahead of Slough |
| Kousséri, Cameroon | the same time as Slough | Xi'an, China | 7 hours ahead of Slough |
| Kowloon, Hong Kong | 7 hours ahead of Slough | Yangon, Myanmar | 5 hours 30 minutes ahead of Slough |
| Krakow, Poland | 1 hour ahead of Slough | Yaoundé, Cameroon | the same time as Slough |
| Krasnodar, Russia | 2 hours ahead of Slough | Yaroslavl, Russia | 2 hours ahead of Slough |
| Krasnoyarsk, Russia | 6 hours ahead of Slough | Yekaterinburg, Russia | 4 hours ahead of Slough |
| Kryvyi Rih, Ukraine | 2 hours ahead of Slough | Yerevan, Armenia | 3 hours ahead of Slough |
| Kuala Lumpur, Malaysia | 7 hours ahead of Slough | Yokohama, Japan | 8 hours ahead of Slough |
| Kuching, Malaysia | 7 hours ahead of Slough | Zagreb, Croatia | 1 hour ahead of Slough |
| Kumasi, Ghana | 1 hour behind Slough | Zamboanga City, Philippines | 7 hours ahead of Slough |
| Kyoto, Japan | 8 hours ahead of Slough | Zapopan, Mexico | 7 hours behind Slough |
| La Paz, Bolivia | 5 hours behind Slough | Zaporizhia, Ukraine | 2 hours ahead of Slough |
| La Plata, Argentina | 4 hours behind Slough | Zaragoza, Spain | 1 hour ahead of Slough |
| Lagos, Nigeria | the same time as Slough | Zarqa, Jordan | 2 hours ahead of Slough |