Seoul (ICN) to Kazan (KZN): 3,663 miles (5,896 km) great-circle, about 7h 50m nonstop by our estimate. Cheapest fare observed: $769 round-trip on Shanghai Airlines, with 1 stop, departing May 28, 2026.
$769 round-trip, Shanghai Airlines FM8604, departing 2026-05-28 at 18:25, returning 2026-06-17. The recorded itinerary left on a Thursday, returning on a Wednesday 20 nights later; the fare was observed 33 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $769, it ranked 26th of the 30 round-trip fares we recorded from ICN (median $393). That is 21.0 cents per great-circle mile (round-trip price over one-way distance), close to the ICN median of 21.3 cents across 30 round-trip routes.
Routes from ICN of similar length: Bali (3,276 mi) at $320 and Moscow (4,093 mi) at $512.
Shanghai Airlines had the cheapest fare on 2 of 30 ICN routes. It is the 6th longest of the 30 routes we track from ICN.
Of 54 departure airports with a fare to Kazan, Seoul (ICN) ranked 25th at $769. Lowest: $307 from Istanbul (IST); highest: $2291 from Auckland (AKL); 2 nonstop. Cheapest-fare airlines (routes): Pegasus Airlines (6), Turkish (5), China Eastern (4), Aeroflot (3), Hainan Airlines (3) and SunExpress (3), plus 24 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Asia/Seoul, Europe/Moscow; flight time is our estimate.