Updating current time…
RussiaKRAT
UTC+7
12am
3am
6am
9am
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6pm
9pm
RussiaIRKT
UTC+8
1h ahead
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6am
9am
12pm
3pm
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9pm

Quick answers

Selected conversion

7:00 pm19:00 KRAT (UTC+7), Nov 5, 2026 = 8:00 pm20:00 IRKT (UTC+8), Nov 5, 2026

Bol’shoy Uluy is 1 hour behind Irkutsk.

How the time difference changes

Bol’shoy Uluy is 1 hour behind Irkutsk year-round.

Working hours of 9:00 am to 6:00 pm in Bol’shoy Uluy correspond to 10:00 am to 7:00 pm in Irkutsk.Working hours of 09:00 to 18:00 in Bol’shoy Uluy correspond to 10:00 to 19:00 in Irkutsk.

Compare Bol’shoy Uluy time with Irkutsk time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

KRAT (Krasnoyarsk Time) is 1 hour behind IRKT (Irkutsk Time).
7:00 pm19:00 in Bol’shoy Uluy, Russia is 8:00 pm20:00 in Irkutsk, Russia

Bol’shoy Uluy to Irkutsk call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in Bol’shoy Uluy which corresponds to 10am-6pm10:00-18:00 in Irkutsk

7:00 pm19:00 KRAT (Krasnoyarsk Time) (Bol’shoy Uluy, Russia). Offset UTC +7:00 hours
8:00 pm20:00 IRKT (Irkutsk Time) (Irkutsk, Russia). Offset UTC +8:00 hours

7:00 pm19:00 Bol’shoy Uluy, Russia / 8:00 pm20:00 Irkutsk, Russia

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
Bol’shoy Uluy, RussiaIrkutsk, Russia
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Bol’shoy Uluy Time Zone and Facts

Time Zone

Abbreviation / Offset
KRAT – Krasnoyarsk Time, UTC+7 (no daylight saving time)

Bol’shoy Uluy Facts

Country
Russia
Currency
Ruble (RUB)
Geographic Coordinates
56° 39' N Latitude / 90° 35' E Longitude
International Dialing Code
+7

Irkutsk Time Zone and Facts

Time Zone

Abbreviation / Offset
IRKT – Irkutsk Time, UTC+8 (no daylight saving time)

Irkutsk Facts

Country
Russia
Alternative Names
Ehrkhүү khot, Ehrkhүү khoto, IKT, Ircutia, Irkoetsk, Irkotsk, Irkoutsk, Irkuck, Irkutk, Irkuts'k, Irkutsc, Irkutsk, Irkutska, Irkutskaj, Irkutskas, Irkutszk, Irkuțk, Irkùck, ayrktsk, ayrkwtsk, ileukucheukeu, irakutska, irukutsuku, xir khut skh, yi er ku ci ke, İrkutsk, Ιρκούτσκ, Іркутськ, Іркуцк, Иркутск, Иркутскай, Эрхүү хот, Эрхүү хото, Өrket, Өркет, אירקוטסק, אירקוצק, إيركوتسك, ارکٹسک, ایرکتسک, ایرکوتسک, इरकुत्स्क, อีร์คุตสค์, ირკუტსკი, イルクーツク, 伊爾庫茨克, 이르쿠츠크
Population
623,869
Currency
Ruble (RUB)
Geographic Coordinates
52° 17' N Latitude / 104° 17' E Longitude
International Dialing Code
+7