Convert IRST to Any Time Zone — Iran Standard Time Converter

Drag the interactive slider below to instantly convert IRST (Iran Standard Time, UTC+3:30) to the current time in Tehran, Iran — or click the time display to type a specific hour and pick from the dropdown. Select a target timezone from the list below to see the exact IRST time difference with a full hour-by-hour conversion table you can use to schedule calls, meetings, or deadlines across 400+ time zones worldwide.

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IRST

Iran Standard Time

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12am6am12pm6pm12am

Iran Standard Time Details

Abbreviation: IRST
UTC Offset: UTC+3:30
City: Tehran
Country: Iran

IRST Time Zone Difference — Convert to All Timezones

Pick any time zone below to open the full IRST time difference converter — scroll through the hour-by-hour conversion table, click the time display to type or pick a specific hour, and use the slider to compare any time side-by-side.

Africa

GMT Abidjan, Ivory Coast

GMT Accra, Ghana

GMT Bamako, Mali

GMT Banjul, Gambia

GMT Bissau, Guinea-Bissau

GMT Conakry, Guinea

GMT Dakar, Senegal

GMT Freetown, Sierra Leone

GMT Monrovia, Liberia

GMT Nouakchott, Mauritania

GMT Ouagadougou, Burkina Faso

GMT Sao Tome, Sao Tome & Principe

CET Algiers, Algeria

WAT Bangui, Central African Rep.

WAT Brazzaville, Congo (Rep.)

WET Casablanca, Morocco

CET Ceuta, Spain

WAT Douala, Cameroon

+01 El Aaiun, Western Sahara

WAT Kinshasa, Congo (Dem. Rep.)

WAT Lagos, Nigeria

WAT Libreville, Gabon

WAT Luanda, Angola

WAT Malabo, Equatorial Guinea

WAT Ndjamena, Chad

WAT Niamey, Niger

WAT Porto-Novo, Benin

CET Tunis, Tunisia

CAT Blantyre, Malawi

CAT Bujumbura, Burundi

EET Cairo, Egypt

CAT Gaborone, Botswana

CAT Harare, Zimbabwe

SAST Johannesburg, South Africa

CAT Juba, South Sudan

CAT Khartoum, Sudan

CAT Kigali, Rwanda

CAT Lubumbashi, Congo (Dem. Rep.)

CAT Lusaka, Zambia

CAT Maputo, Mozambique

SAST Maseru, Lesotho

SAST Mbabane, Eswatini (Swaziland)

EET Tripoli, Libya

CAT Windhoek, Namibia

EAT Addis Ababa, Ethiopia

EAT Asmara, Eritrea

EAT Dar es Salaam, Tanzania

EAT Djibouti, Djibouti

EAT Kampala, Uganda

EAT Mogadishu, Somalia

EAT Nairobi, Kenya

America

HST Adak, United States

AKST Anchorage, United States

AKST Juneau, United States

AKST Metlakatla, United States

AKST Nome, United States

AKST Sitka, United States

AKST Yakutat, United States

PST Los Angeles, United States

PST Tijuana, Mexico

PST Vancouver, Canada

MST Boise, United States

MST Cambridge Bay, Canada

MST Ciudad Juarez, Mexico

MST Creston, Canada

MST Dawson, Canada

MST Dawson Creek, Canada

MST Denver, United States

MST Edmonton, Canada

MST Fort Nelson, Canada

MST Hermosillo, Mexico

MST Inuvik, Canada

MST Mazatlan, Mexico

MST Phoenix, United States

MST Whitehorse, Canada

MST Yellowknife, Canada

CST Bahia Banderas, Mexico

CST Belize, Belize

CST Chicago, United States

CST Chihuahua, Mexico

CST Costa Rica, Costa Rica

CST El Salvador, El Salvador

CST Guatemala, Guatemala

CST Knox, United States

CST Tell City, United States

CST Managua, Nicaragua

CST Matamoros, Mexico

CST Menominee, United States

CST Merida, Mexico

CST Mexico City, Mexico

CST Monterrey, Mexico

CST Beulah, United States

CST Center, United States

CST New Salem, United States

CST Ojinaga, Mexico

CST Rainy River, Canada

CST Rankin Inlet, Canada

CST Regina, Canada

CST Resolute, Canada

CST Swift Current, Canada

CST Tegucigalpa, Honduras

CST Winnipeg, Canada

EST Atikokan, Canada

COT Bogotá, Colombia

EST Cancun, Mexico

EST Cayman, Cayman Islands

EST Detroit, United States

-05 Eirunepe, Brazil

EST Grand Turk, Turks & Caicos Is

-05 Guayaquil, Ecuador

CST Havana, Cuba

EST Indianapolis, United States

EST Marengo, United States

EST Petersburg, United States

EST Vevay, United States

EST Vincennes, United States

EST Winamac, United States

EST Iqaluit, Canada

EST Kingston, Jamaica

EST Louisville, United States

EST Monticello, United States

EST Montreal, Canada

EST Nassau, Bahamas

EST New York, United States

EST Nipigon, Canada

EST Panama City, Panama

EST Pangnirtung, Canada

EST Port-au-Prince, Haiti

-05 Rio Branco, Brazil

EST Thunder Bay, Canada

EST Toronto, Canada

AST Anguilla, Anguilla

AST Antigua, Antigua & Barbuda

AST Aruba, Aruba

AST Barbados, Barbados

AST Blanc-Sablon, Canada

-04 Boa Vista, Brazil

-04 Campo Grande, Brazil

VET Caracas, Venezuela

-04 Cuiaba, Brazil

AST Curacao, Curaçao

AST Dominica, Dominica

AST Glace Bay, Canada

AST Goose Bay, Canada

AST Grenada, Grenada

AST Guadeloupe, Guadeloupe

-04 Guyana, Guyana

AST Halifax, Canada

AST Kralendijk, Caribbean NL

-04 La Paz, Bolivia

AST Lower Princes, St Maarten (Dutch)

-04 Manaus, Brazil

AST Marigot, St Martin (French)

AST Martinique, Martinique

AST Moncton, Canada

AST Montserrat, Montserrat

AST Port of Spain, Trinidad & Tobago

-04 Porto Velho, Brazil

AST San Juan, Puerto Rico

AST Santo Domingo, Dominican Republic

AST St Barthelemy, St Barthelemy

AST St Kitts, St Kitts & Nevis

AST St Lucia, St Lucia

AST St Thomas, Virgin Islands (US)

AST St Vincent, St Vincent

AST Thule, Greenland

AST Tortola, Virgin Islands (UK)

NST St. John's, Canada

-03 Araguaina, Brazil

ART Buenos Aires, Argentina

-03 Catamarca, Argentina

-03 ComodRivadavia, Argentina

-03 Cordoba, Argentina

-03 Jujuy, Argentina

-03 La Rioja, Argentina

-03 Mendoza, Argentina

-03 Rio Gallegos, Argentina

-03 Salta, Argentina

-03 San Juan, Argentina

-03 San Luis, Argentina

-03 Tucuman, Argentina

-03 Ushuaia, Argentina

-03 Asuncion, Paraguay

-03 Bahia, Brazil

-03 Belem, Brazil

-03 Cayenne, French Guiana

-03 Coyhaique, Chile

-03 Fortaleza, Brazil

-03 Maceio, Brazil

-03 Miquelon, St Pierre & Miquelon

-03 Montevideo, Uruguay

-03 Paramaribo, Suriname

-03 Punta Arenas, Chile

-03 Recife, Brazil

-03 Santarem, Brazil

CLT Santiago, Chile

BRT São Paulo, Brazil

-02 Noronha, Brazil

-02 Nuuk, Greenland

-02 Scoresbysund, Greenland

GMT Danmarkshavn, Greenland

Antarctica

-03 Palmer, Antarctica

-03 Rothera, Antarctica

+00 Troll, Antarctica

+03 Syowa, Antarctica

+05 Mawson, Antarctica

+05 Vostok, Antarctica

+07 Davis, Antarctica

+08 Casey, Antarctica

+10 DumontDUrville, Antarctica

AEDT Macquarie, Australia

NZDT McMurdo, Antarctica

Arctic

CET Longyearbyen, Svalbard & Jan Mayen

Asia

EET Beirut, Lebanon

EET Famagusta, Cyprus

EET Gaza, Palestine

EET Hebron, Palestine

IST Jerusalem, Israel

EET Nicosia, Cyprus

+03 Aden, Yemen

EET Amman, Jordan

AST Baghdad, Iraq

AST Manama, Bahrain

EET Damascus, Syria

TRT Istanbul, Turkey

AST Kuwait City, Kuwait

AST Doha, Qatar

AST Riyadh, Saudi Arabia

AZT Baku, Azerbaijan

GST Dubai, United Arab Emirates

GST Muscat, Oman

+04 Tbilisi, Georgia

+04 Yerevan, Armenia

AFT Kabul, Afghanistan

ALMT Almaty, Kazakhstan

+05 Aqtau, Kazakhstan

+05 Aqtobe, Kazakhstan

+05 Ashgabat, Turkmenistan

+05 Atyrau, Kazakhstan

+05 Dushanbe, Tajikistan

PKT Karachi, Pakistan

+05 Oral, Kazakhstan

+05 Qostanay, Kazakhstan

+05 Qyzylorda, Kazakhstan

+05 Samarkand, Uzbekistan

UZT Tashkent, Uzbekistan

+05 Yekaterinburg, Russia

IST Colombo, Sri Lanka

IST Kolkata, India

NPT Kathmandu, Nepal

+06 Bishkek, Kyrgyzstan

BST Dhaka, Bangladesh

+06 Omsk, Russia

+06 Thimphu, Bhutan

+06 Urumqi, China

MMT Yangon, Myanmar

ICT Bangkok, Thailand

+07 Barnaul, Russia

ICT Ho Chi Minh City, Vietnam

+07 Hovd, Mongolia

WIB Jakarta, Indonesia

+07 Krasnoyarsk, Russia

+07 Novokuznetsk, Russia

+07 Novosibirsk, Russia

+07 Phnom Penh, Cambodia

WIB Pontianak, Indonesia

+07 Tomsk, Russia

+07 Vientiane, Laos

+08 Brunei, Brunei

+08 Choibalsan, Mongolia

HKT Hong Kong, Hong Kong

+08 Irkutsk, Russia

MYT Kuala Lumpur, Malaysia

+08 Kuching, Malaysia

CST Macau, Macau

WITA Makassar, Indonesia

PHT Manila, Philippines

CST Shanghai, China

SGT Singapore, Singapore

CST Taipei, Taiwan

+08 Ulaanbaatar, Mongolia

+09 Chita, Russia

+09 Dili, East Timor

WIT Jayapura, Indonesia

+09 Khandyga, Russia

KST Pyongyang, Korea (North)

KST Seoul, South Korea

JST Tokyo, Japan

+09 Yakutsk, Russia

+10 Ust-Nera, Russia

+10 Vladivostok, Russia

+11 Magadan, Russia

+11 Sakhalin, Russia

+11 Srednekolymsk, Russia

+12 Anadyr, Russia

+12 Kamchatka, Russia

Atlantic

AST Bermuda, Bermuda

-03 Stanley, Falkland Islands

-02 South Georgia, South Georgia & the South Sandwich Islands

AZOT Ponta Delgada, Portugal

-01 Cape Verde, Cape Verde

WET Canary, Spain

WET Faroe, Faroe Islands

WET Madeira, Portugal

GMT Reykjavik, Iceland

GMT St Helena, St Helena

Australia

AWST Perth, Australia

+0845 Eucla, Australia

ACST Darwin, Australia

AEST Brisbane, Australia

AEST Lindeman, Australia

ACST Adelaide, Australia

ACDT Broken Hill, Australia

AEDT Canberra, Australia

AEDT Currie, Australia

AEST Hobart, Australia

+11 Lord Howe, Australia

AEST Melbourne, Australia

AEST Sydney, Australia

Europe

GMT Dublin, Ireland

GMT Guernsey, Guernsey

GMT Isle of Man, Isle of Man

GMT Jersey, Jersey

WET Lisbon, Portugal

GMT London, United Kingdom

CET Amsterdam, Netherlands

CET Andorra, Andorra

CET Belgrade, Serbia

CET Berlin, Germany

CET Bratislava, Slovakia

CET Brussels, Belgium

CET Budapest, Hungary

CET Busingen, Germany

CET Copenhagen, Denmark

CET Gibraltar, Gibraltar

CET Ljubljana, Slovenia

CET Luxembourg, Luxembourg

CET Madrid, Spain

CET Malta, Malta

CET Monaco, Monaco

CET Oslo, Norway

CET Paris, France

CET Podgorica, Montenegro

CET Prague, Czech Republic

CET Rome, Italy

CET San Marino, San Marino

CET Sarajevo, Bosnia & Herzegovina

CET Skopje, North Macedonia

CET Stockholm, Sweden

CET Tirane, Albania

CET Vaduz, Liechtenstein

CET Vatican, Vatican City

CET Vienna, Austria

CET Warsaw, Poland

CET Zagreb, Croatia

CET Zurich, Switzerland

EET Athens, Greece

EET Bucharest, Romania

EET Chisinau, Moldova

EET Helsinki, Finland

EET Kaliningrad, Russia

EET Kyiv, Ukraine

EET Mariehamn, Åland Islands

EET Riga, Latvia

EET Sofia, Bulgaria

EET Tallinn, Estonia

EET Uzhgorod, Ukraine

EET Vilnius, Lithuania

EET Zaporozhye, Ukraine

MSK Kirov, Russia

+03 Minsk, Belarus

MSK Moscow, Russia

MSK Simferopol, Ukraine

MSK Volgograd, Russia

+04 Astrakhan, Russia

+04 Samara, Russia

+04 Saratov, Russia

+04 Ulyanovsk, Russia

Indian

EAT Antananarivo, Madagascar

EAT Comoro, Comoros

EAT Mayotte, Mayotte

+04 Mahe, Seychelles

+04 Mauritius, Mauritius

+04 Reunion, Réunion

+05 Kerguelen, French S. Terr.

+05 Maldives, Maldives

+06 Chagos, British Indian Ocean Territory

+0630 Cocos, Cocos (Keeling) Islands

+07 Christmas, Christmas Island

Pacific

SST Midway, United States

SST Pago Pago, American Samoa

HST Honolulu, United States

-10 Rarotonga, Cook Islands

TAHT Papeete, French Polynesia

-0930 Marquesas, French Polynesia

-09 Gambier, French Polynesia

-08 Pitcairn, Pitcairn

-06 Galapagos, Ecuador

-05 Easter, Chile

+09 Palau, Palau

+10 Chuuk, Micronesia

ChST Hagåtña, Guam

PGT Port Moresby, Papua New Guinea

ChST Saipan, Northern Mariana Islands

+11 Bougainville, Papua New Guinea

+11 Efate, Vanuatu

+11 Guadalcanal, Solomon Islands

+11 Kosrae, Micronesia

NCT Nouméa, New Caledonia

+11 Pohnpei, Micronesia

+12 Funafuti, Tuvalu

+12 Kwajalein, Marshall Islands

+12 Majuro, Marshall Islands

+12 Nauru, Nauru

+12 Norfolk, Norfolk Island

+12 Tarawa, Kiribati

+12 Wake, US minor outlying islands

+12 Wallis, Wallis & Futuna

+13 Apia, Samoa (western)

NZST Auckland, New Zealand

+13 Fakaofo, Tokelau

+13 Kanton, Kiribati

TOT Nukuʻalofa, Tonga

+1345 Chatham, New Zealand

+14 Kiritimati, Kiribati

How to Convert IRST to Other Time Zones

Drag the slider on the IRST timeline to set your time, or click the time display to type a specific hour and pick from the 15-minute dropdown. Then select any timezone from the list above to open the full conversion page with an hour-by-hour table.

What Time Is It Now in Tehran?

Loading current IRST time...

What Is IRST (Iran Standard Time)?

IRST stands for Iran Standard Time and follows the UTC+3:30 UTC offset. Tehran in Iran is the primary reference city for this time zone. Select any timezone from the list above to see the exact time difference from IRST and a full conversion table.

Why Trust This IRST Converter?

Timezoney uses the IANA Time Zone Database — the same source that powers your phone and computer — so every conversion handles daylight saving transitions and half-hour offsets automatically.