Kostyantyn Bychek is a professional footballer from UKR and is currently 27 years old. He is on the books of Obolon Kyiv and wears shirt number 21. His main role on the pitch is Forward. He measures 180cm in height and weighs 70kg. His stronger foot is Left. His estimated market valuation currently stands at 250K €.

His latest transfer saw him join Obolon Kyiv from Metalist 1925 Kharkiv via on 2024-07-04.

During the Ukrainian Premier League 2025-2026 campaign, Kostyantyn Bychek made 12 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 0 shots, with 0 on target.