There are most likely no direct flights on the Irkutsk — Siem Reap route
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Irkutsk to Siem Reap. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
In different months, ticket prices from Irkutsk to Siem Reap vary: minimum — $427 (October 2026), maximum — $466 (December 2026). Typically, the flight costs $449–$465.
A non-stop flight is the most convenient and comfortable way to fly from Irkutsk to Siem Reap, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Flight prices from Irkutsk to Siem Reap barely change from month to month. You can comfortably choose any convenient dates — there won't be a significant overpayment.
There is a slight difference: it's a bit cheaper in October 2026–November 2026 (averaging $446) and slightly more in November 2026–December 2026 ($465). But overall, the difference is small.
On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 4%. Book whenever it's convenient.
Monthly price variation is just 3.8%. Ticket costs on this route are among the most predictable.
There are most likely no direct flights on the Irkutsk — Siem Reap route
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There appear to be no non-stop flights from Irkutsk to Siem Reap at this time.... Well, or something went wrong on our side and we couldn't find anything
The route Irkutsk — Siem Reap is served by many carriers — 4 in total, including S7 Airlines, Air China, IrAero, and Aeroflot. This gives passengers wide opportunities: from finding the lowest fare (from $399) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.
The cheapest flight ticket from Irkutsk to Siem Reap according to data for the last 48 hours costs $399
Often the best time to buy tickets from Irkutsk to Siem Reap is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Irkutsk to Siem Reap can be found flying in these months: October, March, November.
The fastest flights from Irkutsk to Siem Reap start from 12 hours in the air.
The following airlines operate direct flights on the route Irkutsk — Siem Reap:
The cheapest one-way flight from Irkutsk to Siem Reap departs on 01/12/2027, is operated by S7 Airlines and costs $399
The cheapest roundtrip flight from Irkutsk to Siem Reap departs on 12/16/2026, is operated by S7 Airlines and costs $785
Fastest flight from Irkutsk to Siem Reap takes 12 hours
There are no direct flights on this route.
The distance between Irkutsk and Siem Reap is 4328km (2683 miles). The time difference between Irkutsk and Siem Reap is 1h
We couldn't find any special offers for flights from Irkutsk to Siem Reap
