Cheap flights from Saint Petersburg to Irkutsk

Pulkovo
LED
Irkutsk
IKT

Flight deals from Saint Petersburg to Irkutsk

Below you can see the best deals on flights Saint Petersburg — Irkutsk for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 27 August, from $166.

Top 10 cheap flights from Saint Petersburg to Irkutsk

U6
U6
$ 164

Saint Petersburg — Irkutsk

18:55—01:45
27 Aug 2026
25 h 50 m
1 stop
U6
U6
$ 164

Saint Petersburg — Irkutsk

17:15—01:45
27 Aug 2026
27 h 30 m
1 stop
N4
N4
$ 165

Saint Petersburg — Irkutsk

18:25—09:15
3 Sep 2026
9 h 50 m
1 stop
N4
N4
$ 166

Saint Petersburg — Irkutsk

18:40—09:15
2 Sep 2026
33 h 35 m
1 stop
U6
U6
$ 167

Saint Petersburg — Irkutsk

17:15—01:45
10 Sep 2026
27 h 30 m
1 stop
U6
U6
$ 167

Saint Petersburg — Irkutsk

18:55—01:45
3 Sep 2026
25 h 50 m
1 stop
U6
U6
$ 167

Saint Petersburg — Irkutsk

17:15—01:45
3 Sep 2026
27 h 30 m
1 stop
U6
U6
$ 167

Saint Petersburg — Irkutsk

18:55—01:45
10 Sep 2026
25 h 50 m
1 stop
U6
$ 184

Saint Petersburg — Irkutsk

12:25—01:45
12 Sep 2026
8 h 20 m
Direct flight
U6
$ 195

Saint Petersburg — Irkutsk

12:25—01:45
30 Aug 2026
8 h 20 m
Direct flight

Prices were found in the last 72 hours and may change — check the exact price when you continue.

When is the best time to book a flight from Saint Petersburg to Irkutsk?

The price of a flight from Saint Petersburg to Irkutsk changes depending on how far ahead you book. For the best chance of a lower fare, book around 13 days before departure, when the average ticket costs about $388. Fares also tend to climb as the departure date gets closer.

About the Saint Petersburg — Irkutsk flight

Looking for cheap flights from Saint Petersburg to Irkutsk? Compare fares from different airlines, check the flight schedule and travel time — and book your Saint Petersburg — Irkutsk ticket online at the best price.

The route has direct flights — around 30 flights per week, flights are operated by S7 Airlines, Aeroflot, a nonstop flight takes about 5 h 50 min, the distance between the cities is around 4,429 km.

Planning your trip? You may find our Irkutsk travel guide, how to get from the airport into town and Irkutsk weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $135Min. price
JanuaryCheapest
JulyPeak season
YesDirect flights
4,429 kmDistance
5 h 50 minTravel time
2Airlines
30 / wkFlights

Flight schedule from Saint Petersburg to Irkutsk

The table shows direct flights from Saint Petersburg to Irkutsk on the selected date. The flight takes approximately 5 h 50 min. Regular flights are operated by S7 Airlines and Aeroflot. Departures from Pulkovo airports, arrivals at Irkutsk Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 13 Aug 2026

Flight ticket prices by day: Saint Petersburg — Irkutsk

Below is a calendar of the lowest flight ticket prices for Saint Petersburg — Irkutsk by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $135 in January, and the most expensive are around $312 in July. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Saint Petersburg to Irkutsk by month. Tickets are usually cheapest in November (around $205) and priciest in July (about $326) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$254mediumMay$224lowSep$266medium
Feb$290highJun$302highOct$212low
Mar$284highJul$326highNov$205low
Apr$218lowAug$308highDec$278medium

Some values are estimated based on seasonality.

When to fly

Weather in Irkutsk: it is warmest in July (up to 25 °C on average) and coolest in January (around -14 °C). The driest month is January.

Tickets are usually cheapest in January and most expensive in July. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Irkutsk

Dry and wet days · Irkutsk

Wind speed and direction · Irkutsk

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How to get the best deal on a Saint Petersburg — Irkutsk ticket

  • Book ahead: fares for Saint Petersburg — Irkutsk are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Irkutsk is usually January — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Saint Petersburg — Irkutsk route are operated by 2 airlines; S7 Airlines runs the most flights (around 53% of all flights). Compare carriers, flight shares and schedules below.

  • S7 AirlinesS7
    5x/week
    WebsiteFleet: 10012.9M pax/year
    • Direct flight LED → IKT5x/week
      Duration
      5h 56m
      Days
      MTWTFSS
    53.3%Open →
  • AeroflotSU
    5x/week
    WebsiteFleet: 17125.2M pax/year
    • Direct flight LED → IKT5x/week
      Duration
      5h 45m
      Days
      MTWTFSS
    46.7%Open →

Cities and airports on the Saint Petersburg — Irkutsk route

Flights Saint Petersburg — Irkutsk depart from Pulkovo and arrive at Irkutsk Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Saint Petersburg

LED
Russian Federation
About the cityHow to get thereWeatherAll about the country Russian Federation
Arrival

Irkutsk

IKT
Russian Federation
About the cityHow to get thereWeatherAll about the country Russian Federation
Departure airports
Arrival airports

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Frequently asked questions about the Saint Petersburg — Irkutsk flight

How long is the flight from Saint Petersburg to Irkutsk?

A nonstop Saint Petersburg — Irkutsk flight takes about 5 h 50 min — the distance between the cities is around 4,429 km.

How far is it from Saint Petersburg to Irkutsk?

The distance from Saint Petersburg to Irkutsk is about 4,429 km, which a nonstop flight covers in around 5 h 50 min.

Are there direct flights from Saint Petersburg to Irkutsk?

Yes, there are nonstop flights Saint Petersburg — Irkutsk — around 30 flights per week.

Which airlines fly from Saint Petersburg to Irkutsk?

Airlines operating Saint Petersburg — Irkutsk include S7 Airlines, Aeroflot. See the full list with schedules in the "Airlines" section on this page.

Which airports do Saint Petersburg — Irkutsk flights use?

Flights from Saint Petersburg depart from Pulkovo, and arrive at Irkutsk Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Saint Petersburg to Irkutsk?

The price of a Saint Petersburg — Irkutsk ticket depends on your travel date, season and demand: it is usually cheapest to fly in January, and most expensive in July. Tickets typically cost between $135 and $312. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Saint Petersburg — Irkutsk?

Flights Saint Petersburg — Irkutsk are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is January. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Saint Petersburg to Irkutsk?

To catch a low fare Saint Petersburg — Irkutsk, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually January.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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