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Kostanay International Airport (KSN) currently has nonstop service to 4 destinations on 5 airlines in our latest departure data. The busiest route is to Astana (NQZ), served by 3 carriers, and the largest operator here is Fly Arystan with nonstops to 2 destinations. 2 of its routes are international.
Route data as of September 16, 2026, based on a 7-day departures sample.
This schedule snapshot includes nonstop flights from KSN to 4 destinations, including 2 international routes. The snapshot shows about 5.7 flights per day across those routes. The busiest options start with Astana (NQZ), Almaty (ALA), Sharm el-Sheikh (SSH).
2 international routes in this schedule set
Kazakhstan 2 · Egypt 1 · Russia 1
3-4/day on 3 airlines
Airbus A320 family · Bombardier Q400 · Sukhoi Superjet 100
These routes have enough tracked flights or schedule depth for a full guide with duration, distance, airlines, aircraft, and frequency.
Ranked by destinations served, then daily frequency.
Ranked by airlines operating the route. Routes with enough tracked data or schedule depth link to full route guides.
Kostanay International Airport (KSN / UAUU) is located in Kostanay, Kazakhstan.
The IATA code is KSN. The ICAO code is UAUU.
The busiest scheduled route from KSN in our current departure data is KSN to NQZ (Astana), with 3-4/day across 3 airlines.
Fly Arystan is the largest operator in our KSN schedule data, serving 2 destinations with 2-3/day.
This schedule snapshot includes 2 international routes and 2 domestic routes from KSN.
5 airlines operate at KSN. Top carriers include Fly Arystan, Qazaq Air, Air Astana, Rossiya, Scat.
This schedule snapshot includes direct flights from KSN to 4 destinations including Astana, Almaty, Moscow, Sharm el-Sheikh.
View live arrivals and departures at KSN on FlightRadar24.
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