Leon Flach, Central Midfield at Jagiellonia Białystok

Central Midfield · Midfielder

#31 Leon Flach

Jagiellonia Białystok Ekstraklasa · Poland

Date of birth / Age: 28 Feb 2001 (25)
Height · Weight: 1.81 m · 73 kg
Foot: Left
Main position: Central Midfield
Citizenship: United States, Germany
Joined club: 23 Jan 2025
Contract until: 2028

Date of birth / Age: 28 Feb 2001 (25)
Height · Weight: 1.81 m · 73 kg
Foot: Left
Main position: Central Midfield
Citizenship: United States, Germany
Joined club: 23 Jan 2025
Contract until: 2028

Season 2025/26

Appearances: 34
Starting eleven: 19
Goals: 1
Assists: 0
Yellow cards: 4
Second yellows: 0
Red cards: 0
Minutes: 1,575

Starting eleven56%

19 of 34 appearances

Minutes played1,575

46 per appearance

Goal involvement1

1 goals · 0 assists

Positions played

189 matches · since 2020/21

RBLBLWAMDMCM

Position	Apps	G	A
Central Midfield	115	2	6
Defensive Midfield	48	3	0
Attacking Midfield	13	0	0
Left Winger	8	0	1
Other · LB, RB	5	0	0

How he compares

TSH benchmarks · central midfielders with 900+ minutes

World rank: #1312; central midfielder in the world by TSH Score
In his age group: #344; among central midfielders aged 22–25
In his league: 42%; of Ekstraklasa central midfielders rank below him

Career stats

Season

Competitions

Club

Season	Competition	Club	Apps	Starts	G	A	Yellow cards	Second yellow	Red cards	Min
2025/26	Ekstraklasa	Jagiellonia Białystok	20	10	1	0	3	0	0	827
2025/26	UEFA Europa Conference League	Jagiellonia Białystok	8	6	0	–	0	–	0	467
2025/26	UEFA Europa Conference League - Qualification	Jagiellonia Białystok	5	3	0	–	1	–	0	271
2025/26	Cup	Jagiellonia Białystok	1	0	0	–	0	–	0	10
2024/25	Ekstraklasa	Jagiellonia Białystok	13	10	0	0	0	0	0	810
2024	Leagues Cup	Philadelphia Union	6	4	0	–	0	–	0	338
2024/25	UEFA Europa Conference League	Jagiellonia Białystok	5	5	0	–	1	–	0	402
2024	MLS	Philadelphia Union	23	22	0	3	2	0	0	1,829
2023	Leagues Cup	Philadelphia Union	3	2	0	–	0	–	0	130
2023	MLS	Philadelphia Union	27	21	1	1	5	0	0	1,819
2023	CONCACAF Champions Cup	Philadelphia Union	4	1	0	–	0	–	0	138
2023	US Open Cup	Philadelphia Union	1	0	0	–	0	–	0	33
2022	MLS	Philadelphia Union	37	36	1	1	4	0	0	3,051
2021	MLS	Philadelphia Union	37	34	1	1	4	0	0	2,875
2020/21	2. Bundesliga	St. Pauli	9	0	1	0	0	0	0	110
2020/21	Regionalliga	St. Pauli II	3	3	1	0	0	0	0	270
2021	CONCACAF Champions Cup	Philadelphia Union	6	6	0	–	0	–	0	478
2019/20	U19 Bundesliga	St. Pauli U19	17	16	0	–	2	–	0	1,455
2018/19	U19 Bundesliga	St. Pauli U19	21	15	2	–	2	–	0	1,370
2017/18	U17 Bundesliga	St. Pauli U17	23	21	5	–	4	–	0	1,954
2017/18	U19 Bundesliga	St. Pauli U19	3	3	0	–	0	–	0	270

No rows match these filters.
Career total · all competitions			272	218	13	6^*	28	0^*	0	18,907

By competition

Competition	Apps	G	A
MLS	124	3	6
U19 Bundesliga	41	2	–
Ekstraklasa	33	1	0
U17 Bundesliga	23	5	–
UEFA Europa Conference League	13	0	–
CONCACAF Champions Cup	10	0	–
2. Bundesliga	9	1	0
Leagues Cup	9	0	–
UEFA Europa Conference League - Qualification	5	0	–
Regionalliga	3	1	0

* Assists and second yellows are counted where the data has them, mostly league games from 2014/15; cups and internationals show “–”. Friendlies are excluded. Data as of 26 Oct 2026.

Clubs and transfers

Jan 2025 Jan 2025 · Transfer Philadelphia Union Jagiellonia Białystok Transfer Fee in TSH subscription
Mar 2021 Mar 2021 · Transfer St. Pauli Philadelphia Union Transfer Fee in TSH subscription
Jul 2016 Jul 2016 · Transfer VfB Lübeck Under 19 St. Pauli II Transfer Fee in TSH subscription

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Honours

No honours recorded yet

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Wages

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Salary estimate, wage history and the fair-wage band for his level.

TSH Valuation

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Performance profile

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About 70 season metrics, a positional radar and league percentiles, season over season.

TSH physical data

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Distance, high-speed running and sprints per 90, match by match.

Match-by-match

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Every match he played, with minutes and per-match stats.

Representation

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Market intelligence

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Injury history

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Past injuries and time missed, season by season.

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Player data from the TSH database, updated every week. Spotted something wrong? Tell us · Updated 2026-10-26