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