Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Best time to visit Irkutsk — climate
Best value: Sep — fares from €199 and ~17°C daytime.
Flights from Petropavlovsk-Kamchatsky to Irkutsk start around €199 (direct flights available). Range seen recently: €199–235, based on 24 fares found by travellers.
Feb 18 – Mar 18S7 Airlines · Direct · 5h 20m€352Book
Dec 3 – Dec 10S7 Airlines · Direct · 5h 20m€380Book
Weather in Irkutsk
Mon🌦️25°18°💧41%
Tue🌦️26°17°💧29%
Wed🌦️26°16°💧29%
Thu☁️23°19°💧59%
Fri🌧️21°17°💧88%
Sat🌧️25°18°💧68%
Sun🌤️28°18°💧28%
In Oct, Irkutsk typically sees ~3°C daytime highs and 6 rainy days.
Good to know
Time difference-4h
Time in the air5h 15m
About Irkutsk
Irkutsk (Russian: Ирку́тск; eer-KOOTSK) is the capital of the Russian province of Irkutsk Oblast in Eastern Siberia. The historic centre of Irkutsk is included on UNESCO's tentative list of World Heritage Sites.
Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo; exchange rates: ECB reference. Data updated 2026-07-26. Some links earn Stayonomy a commission at no cost to you.