Local time difference with Irkutsk
Time difference to major cities
| Afghanistan | |
| Kabul | -3:30 hours |
| Argentina | |
| Buenos Aires | -11 hours |
| Armenia | |
| Yerevan | -4 hours |
| Australia | |
| Perth | same time |
| Darwin | +1:30 hour |
| Brisbane | +2 hours |
| Adelaide | +2:30 hours |
| Canberra | +3 hours |
| Hobart | +3 hours |
| Melbourne | +3 hours |
| Sydney | +3 hours |
| Austria | |
| Salzburg | -7 hours |
| Vienna | -7 hours |
| Azerbaijan | |
| Baku | -4 hours |
| Bahamas | |
| Nassau | -13 hours |
| Bangladesh | |
| Dhaka | -2 hours |
| Belarus | |
| Minsk | -5 hours |
| Belgium | |
| Brussels | -7 hours |
| Brazil | |
| Brasilia | -11 hours |
| Rio de Janeiro | -11 hours |
| Sao Paulo | -11 hours |
| Bulgaria | |
| Sofia | -6 hours |
| Cambodia | |
| Phnom Penh | -1 hour |
| Canada | |
| Vancouver | -16 hours |
| Calgary | -15 hours |
| Edmonton | -15 hours |
| Regina | -14 hours |
| Winnipeg | -14 hours |
| Ottawa | -13 hours |
| Toronto | -13 hours |
| Halifax | -12 hours |
| St. John's | -11:30 hours |
| Chile | |
| Santiago | -11 hours |
| China | |
| Beijing | same time |
| Chengdu | same time |
| Hong Kong | same time |
| Macau | same time |
| Shanghai | same time |
| Colombia | |
| Bogota | -13 hours |
| Cali | -13 hours |
| Medellin | -13 hours |
| Congo | |
| Brazzaville | -7 hours |
| Cote d'Ivoire | |
| Abidjan | -8 hours |
| Croatia | |
| Zagreb | -7 hours |
| Czech Republic | |
| Prague | -7 hours |
| Democratic Republic of the Congo | |
| Kinshasa | -7 hours |
| Denmark | |
| Copenhagen | -7 hours |
| Djibouti | |
| Djibouti | -5 hours |
| Dominican Republic | |
| Santo Domingo | -12 hours |
| Ecuador | |
| Quito | -13 hours |
| Egypt | |
| Cairo | -6 hours |
| Eritrea | |
| Asmara | -5 hours |
| Estonia | |
| Tallinn | -6 hours |
| Ethiopia | |
| Addis Ababa | -5 hours |
| Finland | |
| Helsinki | -6 hours |
| France | |
| Nice | -7 hours |
| Paris | -7 hours |
| Georgia | |
| Tbilisi | -4 hours |
| Germany | |
| Berlin | -7 hours |
| Dusseldorf | -7 hours |
| Frankfurt | -7 hours |
| Hamburg | -7 hours |
| Munich | -7 hours |
| Ghana | |
| Accra | -8 hours |
| Greece | |
| Athens | -6 hours |
| Guatemala | |
| Guatemala | -14 hours |
| Haiti | |
| Port-au-Prince | -13 hours |
| Hungary | |
| Budapest | -7 hours |
| Iceland | |
| Reykjavik | -8 hours |
| India | |
| Bangalore | -2:30 hours |
| Chennai | -2:30 hours |
| Delhi | -2:30 hours |
| Hyderabad | -2:30 hours |
| Jaipur | -2:30 hours |
| Kolkata | -2:30 hours |
| Mumbai | -2:30 hours |
| New Delhi | -2:30 hours |
| Pune | -2:30 hours |
| Indonesia | |
| Jakarta | -1 hour |
| Iran | |
| Tehran | -4:30 hours |
| Iraq | |
| Baghdad | -5 hours |
| Ireland | |
| Dublin | -8 hours |
| Israel | |
| Jerusalem | -6 hours |
| Tel Aviv | -6 hours |
| Italy | |
| Milan | -7 hours |
| Rome | -7 hours |
| Venice | -7 hours |
| Japan | |
| Kyoto | +1 hour |
| Nagoya | +1 hour |
| Osaka | +1 hour |
| Tokyo | +1 hour |
| Jordan | |
| Amman | -5 hours |
| Kazakhstan | |
| Almaty | -3 hours |
| Astana | -3 hours |
| Kenya | |
| Nairobi | -5 hours |
| Kiribati | |
| Kiritimati | +6 hours |
| Kyrgyzstan | |
| Bishkek | -2 hours |
| Latvia | |
| Riga | -6 hours |
| Lebanon | |
| Beirut | -6 hours |
| Lithuania | |
| Vilnius | -6 hours |
| Luxembourg | |
| Luxembourg | -7 hours |
| Malaysia | |
| Kuala Lumpur | same time |
| Marshall Islands | |
| Majuro | +4 hours |
| Mexico | |
| Mexicali | -16 hours |
| Tijuana | -16 hours |
| Guadalajara | -14 hours |
| Mexico City | -14 hours |
| Cancun | -13 hours |
| Monaco | |
| Monaco | -7 hours |
| Mongolia | |
| Ulaanbaatar | same time |
| Morocco | |
| Casablanca | -7 hours |
| Myanmar | |
| Yangon | -1:30 hour |
| Nepal | |
| Kathmandu | -2:15 hours |
| Netherlands | |
| Amsterdam | -7 hours |
| Rotterdam | -7 hours |
| New Zealand | |
| Auckland | +5 hours |
| Christchurch | +5 hours |
| Wellington | +5 hours |
| Nicaragua | |
| Managua | -14 hours |
| Nigeria | |
| Abuja | -7 hours |
| Lagos | -7 hours |
| Northern Mariana Islands | |
| Saipan | +2 hours |
| Norway | |
| Oslo | -7 hours |
| Oman | |
| Muscat | -4 hours |
| Pakistan | |
| Islamabad | -3 hours |
| Karachi | -3 hours |
| Lahore | -3 hours |
| Panama | |
| Panama | -13 hours |
| Peru | |
| Lima | -13 hours |
| Philippines | |
| Manila | same time |
| Poland | |
| Krakow | -7 hours |
| Warsaw | -7 hours |
| Wroclaw | -7 hours |
| Portugal | |
| Lisbon | -8 hours |
| Puerto Rico | |
| San Juan | -12 hours |
| Qatar | |
| Doha | -5 hours |
| Romania | |
| Bucharest | -6 hours |
| Russia | |
| Moscow | -5 hours |
| Saint-Peterburg | -5 hours |
| Chelyabinsk | -3 hours |
| Yekaterinburg | -3 hours |
| Krasnoyarsk | -1 hour |
| Novosibirsk | -1 hour |
| Vladivostok | +2 hours |
| Rwanda | |
| Kigali | -6 hours |
| Saudi Arabia | |
| Jeddah | -5 hours |
| Mecca | -5 hours |
| Riyadh | -5 hours |
| Senegal | |
| Dakar | -8 hours |
| Serbia | |
| Belgrade | -7 hours |
| Singapore | |
| Singapore | same time |
| Slovakia | |
| Bratislava | -7 hours |
| South Africa | |
| Cape Town | -6 hours |
| Johannesburg | -6 hours |
| Pretoria | -6 hours |
| South Korea | |
| Seoul | +1 hour |
| Spain | |
| Barcelona | -7 hours |
| Madrid | -7 hours |
| Sri Lanka | |
| Colombo | -2:30 hours |
| Sudan | |
| Khartoum | -6 hours |
| Sweden | |
| Stockholm | -7 hours |
| Switzerland | |
| Bern | -7 hours |
| Geneva | -7 hours |
| Lausanne | -7 hours |
| Zurich | -7 hours |
| Syria | |
| Damascus | -5 hours |
| Taiwan | |
| Taipei | same time |
| Tanzania | |
| Dar es Salaam | -5 hours |
| Thailand | |
| Bangkok | -1 hour |
| Togo | |
| Lome | -8 hours |
| Tunisia | |
| Tunis | -7 hours |
| Turkey | |
| Ankara | -5 hours |
| Istanbul | -5 hours |
| Uganda | |
| Kampala | -5 hours |
| Ukraine | |
| Odesa | -6 hours |
| United Arab Emirates | |
| Abu Dhabi | -4 hours |
| Dubai | -4 hours |
| United Kingdom | |
| Belfast | -8 hours |
| Birmingham | -8 hours |
| Edinburgh | -8 hours |
| Glasgow | -8 hours |
| Liverpool | -8 hours |
| London | -8 hours |
| United States | |
| Honolulu | -18 hours |
| Anchorage | -17 hours |
| Anaheim | -16 hours |
| Las Vegas | -16 hours |
| Los Angeles | -16 hours |
| Oakland | -16 hours |
| Portland | -16 hours |
| Sacramento | -16 hours |
| San Diego | -16 hours |
| San Francisco | -16 hours |
| San Jose | -16 hours |
| Seattle | -16 hours |
| Stockton | -16 hours |
| Albuquerque | -15 hours |
| Boise | -15 hours |
| Denver | -15 hours |
| El Paso | -15 hours |
| Phoenix | -15 hours |
| Salt Lake City | -15 hours |
| Santa Fe | -15 hours |
| Tucson | -15 hours |
| Arlington | -14 hours |
| Austin | -14 hours |
| Baton Rouge | -14 hours |
| Chicago | -14 hours |
| Dallas | -14 hours |
| Des Moines | -14 hours |
| Fort Worth | -14 hours |
| Houston | -14 hours |
| Kansas City | -14 hours |
| Little Rock | -14 hours |
| Madison | -14 hours |
| Memphis | -14 hours |
| Milwaukee | -14 hours |
| Minneapolis | -14 hours |
| Nashville | -14 hours |
| New Orleans | -14 hours |
| Oklahoma City | -14 hours |
| San Antonio | -14 hours |
| Sioux Falls | -14 hours |
| St. Louis | -14 hours |
| Wichita | -14 hours |
| Atlanta | -13 hours |
| Baltimore | -13 hours |
| Boston | -13 hours |
| Charlotte | -13 hours |
| Cincinnati | -13 hours |
| Cleveland | -13 hours |
| Columbia | -13 hours |
| Columbus | -13 hours |
| Detroit | -13 hours |
| Indianapolis | -13 hours |
| Knoxville | -13 hours |
| Louisville | -13 hours |
| Miami | -13 hours |
| New York | -13 hours |
| Newark | -13 hours |
| Philadelphia | -13 hours |
| Pittsburgh | -13 hours |
| Raleigh | -13 hours |
| Tampa | -13 hours |
| Virginia Beach | -13 hours |
| Washington | -13 hours |
| Guam | +2 hours |
| Uruguay | |
| Montevideo | -11 hours |
| Uzbekistan | |
| Tashkent | -3 hours |
| Venezuela | |
| Caracas | -12 hours |
| Vietnam | |
| Hanoi | -1 hour |
| Zambia | |
| Lusaka | -6 hours |
Time difference to major time zones
| ACDT | +2:30 hours | GST | -4 hours |
| AEDT | +3 hours | HAST | -18 hours |
| AEST | +2 hours | IST | -2:30 hours |
| AKDT | -16 hours | JST | +1 hour |
| AMT | -12 hours | KST | +1 hour |
| AST | -12 hours | MDT | -14 hours |
| BDT | same time | MIST | +3 hours |
| BNT | same time | MST | -15 hours |
| BOT | -12 hours | NDT | -10:30 hours |
| BRST | -10 hours | NPT | -2:15 hours |
| BST | -7 hours | NRT | +4 hours |
| CCT | -1:30 hour | NST | -11:30 hours |
| CDT | -13 hours | NZST | +4 hours |
| CEST | -6 hours | PDT | -15 hours |
| CET | -7 hours | PHT | same time |
| CLST | -11 hours | PKT | -3 hours |
| COST | -12 hours | PST | -16 hours |
| COT | -13 hours | PT | -16 hours |
| CST | -14 hours | SRT | -11 hours |
| CT | -14 hours | SST | -19 hours |
| EDT | -12 hours | TOT | +5 hours |
| EST | -13 hours | UTC | -8 hours |
| ET | -13 hours | WAST | -6 hours |
| GMT | -8 hours |