Cheap flights from Saint Petersburg to Irkutsk
from 161 US$
From 261 USD — compare hundreds of airlines
The cheapest month is usually 2026-10 · 161 US$
See prices for my dates →Live fares from 100+ sites — free, with no hidden fees.
About this route
Compare flights from Saint Petersburg to Irkutsk, a about 4,420 km route (around 6h nonstop). We gather live prices from hundreds of airlines and agencies so you can find the cheapest and book on the official site, with no hidden fees. Direct flights are available. Airlines such as Rossiya Airlines, Aeroflot operate this route.
When to buy and when to fly
Prices by date
Fares found by date — cheapest days in green.
How to get the best price
Airlines on this route
FAQ
What's the cheapest month to fly Saint Petersburg to Irkutsk?
It's usually 2026-10, from 161 USD. Use the price calendar to compare other dates.
How long is the flight from Saint Petersburg to Irkutsk?
A nonstop flight takes about 6h and covers around 4,420 km. Connecting itineraries take longer.
Are there direct flights from Saint Petersburg to Irkutsk?
Yes, this route has nonstop flights. Filter by "nonstop" to see them.
Which airlines fly from Saint Petersburg to Irkutsk?
Rossiya Airlines, Aeroflot operate this route, among others. Compare them all in the results.
When should I book Saint Petersburg–Irkutsk flights?
As a rule of thumb, booking 3–8 weeks ahead and avoiding weekends and holidays tends to give the best prices. Use the calendar to spot the cheapest dates.
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Saint Petersburg → Irkutsk · Live fares from 100+ sites — free, with no hidden fees.