Seoul (ICN) to St. Petersburg (LED): 4,224 miles (6,798 km) great-circle, about 8h 55m nonstop by our estimate. Cheapest fare observed: $873 round-trip on China Eastern, with 1 stop, departing June 29, 2026.
$873 round-trip, China Eastern MU5034, departing 2026-06-29 at 16:20, returning 2026-07-15. The recorded itinerary left on a Monday, returning on a Wednesday 16 nights later; the fare was observed 65 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $873, it ranked 27th of the 30 round-trip fares we recorded from ICN (median $393). That is 20.7 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: Mineralnyye Vody (4,191 mi) at $970 and Sochi (4,355 mi) at $697.
China Eastern had the cheapest fare on 5 of 30 ICN routes. It is the 3rd longest of the 30 routes we track from ICN.
Of 98 departure airports with a fare to St. Petersburg, Seoul (ICN) ranked 53rd at $873. Lowest: $247 from Antalya (AYT); highest: $2769 from Havana (HAV); 0 nonstop. Cheapest-fare airlines (routes): Pegasus Airlines (13), Emirates (8), Sichuan Airlines (8), Turkish (8), China Eastern (4) and Etihad (4), plus 38 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.