First qualifying round

A total of 20 teams were involved in the first qualifying round. The first leg matches were held on 27–28 August 2022, while the second leg matches were held on 3–4 September 2022. The draw was held in EHF office in Vienna.^[3]

The results of this round were:^[4][5]

Team 1	Agg.	Team 2	1st leg	2nd leg
Rebi Balonmano Cuenca	48–64	Bjerrinbro-Silkeborg	26–31	22–33
Chambery Savoie MB HB	49–46	HC Dobrogea Sud Constanța	27–23	22–23
CS Minaur Baia Mare	49–74	FTC	27–36	22–38
HC Cocks	42–51	Águas Santas Milaneza	22–21	20–30
IK Sävehof	79–51	AHC Potaissa Turda	45–21	34–30
Górnik Zabrze	50–51	GC Amicitia Zürich	27–19	23–32
Alpla HC Hard	51–45	HC Eurofarm Pelister 2	24–21	27–24
Kolstad Håndball	57–47	Drammen HK	28–26	29–21
IFK Kristianstad	69–64	RK Trimo Trebnje	33–33	36–31
TBV Lemgo Lippe	67–62	BM Logroño La Rioja	39–34	28–28

Second qualifying round

A total of 24 teams were involved in the second qualifying round, 10 teams advancing from the previous round and 14 teams entering this round. The first leg matches were held on 27 September 2022, while the second leg matches were held on 4 October 2022. The draw was held in EHF office in Vienna.^[6]

Team 1	Agg.	Team 2	1st leg	2nd leg
Chambery Savoie MB HB	54–56	Fejér B.Á.L. Veszprém	29–25	25–31
IK Sävehof	50–54	Montpellier HB	24–24	26–30
KS Azoty-Puławy	59–61	RK Nexe	32–26	27–35
Frisch Auf Göppingen	59–57	TBV Lemgo Lippe	28–24	31–33
Alpla HC Hard	51–42	HC Butel Skopje	26–21	25–21
IFK Kristianstad	64–67	Skanderborg-Aarhus	31–32	33–35
CSA Steaua București	64–66	FTC	33–31	31–35
Beleneses	42–57	Águas Santas Milaneza	20–23	22–34
Bidasoa Irun	61–60	Kolstad Håndball	30–27	31–33
BM Benidorm	64–58	GC Amicitia Zürich	34–24	30–34
Sporting CP	61–55	Bjerringbro-Silkeborg	31–22	30–33
MMTS Kwidzyn	49–76	SG Flensburg-Handewitt	25–39	24–37

Group A

Pos	Team	Pld	W	D	L	GF	GA	GD	Pts	Qualification		MON	GÖP	KAD	BEN	PRE	VES
1	Montpellier HB	10	8	0	2	330	295	+35	16[lower-alpha 1]	Knockout stage		—	35–27	40–36	33–27	41–30	34–30
2	Frisch Auf Göppingen	10	8	0	2	323	274	+49	16[lower-alpha 1]			27–25	—	24–25	31–29	34–24	46–30
3	Kadetten Schaffhausen	10	7	0	3	319	299	+20	14			28–30	30–35	—	26–25	38–30	38–32
4	SL Benfica	10	4	0	6	297	289	+8	8			24–26	27–31	27–28	—	35–28	39–35
5	Tatran Prešov	10	2	0	8	279	319	−40	4			35–27	26–28	31–37	25–29	—	22–20
6	Fejér B.Á.L. Veszprém	10	1	0	9	282	354	−72	2			31–39	23–40	25–33	26–35	30–28	—

Group B

Pos	Team	Pld	W	D	L	GF	GA	GD	Pts	Qualification		FLE	YST	VAL	FTC	PAU	BEN
1	SG Flensburg-Handewitt	10	8	1	1	327	280	+47	17	Knockout stage		—	30–23	33–30	42–30	30–25	35–30
2	Ystads IF	10	5	1	4	317	316	+1	11[lower-alpha 1]			30–26	—	33–35	35–35	29–33	36–30
3	Valur	10	5	1	4	338	328	+10	11[lower-alpha 1]			32–37	29–32	—	43–39	40–31	35–29
4	FTC	10	3	3	4	318	328	−10	9			27–27	37–34	33–33	—	28–25	32–33
5	PAUC Handball	10	4	0	6	305	313	−8	8			21–29	34–36	32–29	33–30	—	39–29
6	BM Benidorm	10	2	0	8	295	335	−40	4			32–38	27–29	29–32	23–27	33–32	—

Group C

Pos	Team	Pld	W	D	L	GF	GA	GD	Pts	Qualification		NEX	SPO	GRA	SKJ	ALP	BAL
1	RK Nexe	10	8	0	2	311	281	+30	16	Knockout stage		—	32–31	39–36	29–28	22–29	37–23
2	Sporting CP	10	7	0	3	312	294	+18	14			28–34	—	38–31	28–24	31–30	35–32
3	Fraikin BM Granollers	10	6	1	3	315	301	+14	13			25–22	32–29	—	34–31	38–28	33–30
4	Skjern Håndbold	10	5	0	5	294	284	+10	10			29–30	28–30	32–29	—	27–23	32–26
5	Alpla HC Hard	10	1	2	7	270	300	−30	4			24–35	26–31	27–27	27–32	—	30–30
6	Balatonfüredi KSE	10	1	1	8	274	316	−42	3			28–31	25–31	25–30	28–31	27–26	—

Group D

Pos	Team	Pld	W	D	L	GF	GA	GD	Pts	Qualification		BER	SKA	BID	MOT	EUR	AGU
1	Füchse Berlin	10	10	0	0	343	266	+77	20	Knockout stage		—	30–24	34–29	32–24	34–25	34–20
2	Skanderborg-Aarhus	10	7	0	3	307	276	+31	14			28–29	—	38–27	33–30	24–22	33–26
3	Bidasoa Irun	10	4	1	5	295	296	−1	9			32–40	29–26	—	26–22	32–20	35–26
4	HC Motor	10	3	1	6	280	305	−25	7			27–38	31–37	33–31	—	30–33	30–24
5	Eurofarm Pelister	10	2	2	6	271	303	−32	6			34–43	27–30	29–29	25–27	—	27–27
6	Águas Santas Milaneza	10	1	2	7	252	302	−50	4			23–29	25–34	28–25	26–26	27–29	—

Pairings

The pairings for the last 16 and the quarterfinals are based on group stage standings, according to the following bracket. This assures teams from the same group can only play each other again in the final four.

	Last 16						Quarterfinals
	21 March/28 March
	3D Bidasoa Irun	30	28	58
							11 April/18 April
	2C Sporting CP	27	34	61
							Sporting CP	32	30	62
	21 March/28 March
							Montpellier HB	32	31	63
	4B FTC	30	29	59
	1A Montpellier HB	36	43	79
	21 March/28 March
	3C Fraikin BM Granollers	32	30	62
							11 April/18 April
	2D Skanderborg-Aarhus	34	25	59
							Fraikin BM Granollers	30	35	65
	21 March/28 March
							SG Flensburg-Handewitt	31	27	58
	4A SL Benfica	26	28	54
	1B SG Flensburg-Handewitt	39	33	72
	21 March/28 March
	3B Valur	29	31	60
							11 April/18 April
	2A Frisch Auf Göppingen	36	33	69
							Frisch Auf Göppingen	32	31	63
	21 March/28 March
							RK Nexe	23	27	50
	4D HC Motor	23	29	52
	1C RK Nexe	27	27	54
	21 March/28 March
	3A Kadetten Schaffhausen	38	27	65
							11 April/18 April
	2B Ystads IF	32	25	57
							Kadetten Schaffhausen	37	24	61
	21 March/28 March
							Füchse Berlin	33	30	63
	4C Skjern Håndbold	23	32	55
	1D Füchse Berlin	28	38	66

Last 16

The last 16 first legs were played 21 March 2023, while the second legs followed on 28 March 2023.^[8]

Team 1	Agg.	Team 2	1st leg	2nd leg
Bidasoa Irun	58–61	Sporting CP	30–27	28–34
FTC	59–79	Montpellier HB	30–36	29–43
Fraikin BM Granollers	62–59	Skanderborg-Aarhus	32–34	30–25
SL Benfica	54–72	SG Flensburg-Handewitt	26–39	28–33
Valur	60–69	Frisch Auf Göppingen	29–36	31–33
HC Motor	52–54	RK Nexe	23–27	29–27
Kadetten Schaffhausen	65–57	Ystads IF	38–32	27–25
Skjern Håndbold	55–66	Füchse Berlin	23–28	32–38

Quarterfinals

The quarterfinals first legs were played 11 April 2023, while the second legs followed on 18 April 2023.^[9]

Team 1	Agg.	Team 2	1st leg	2nd leg
Sporting CP	62–63	Montpellier HB	32–32	30–31
Fraikin BM Granollers	65–58	SG Flensburg-Handewitt	30–31	35–27
Frisch Auf Göppingen	63–50	RK Nexe	32–23	31–27
Kadetten Schaffhausen	61–63	Füchse Berlin	37–33	24–30

Final four

Bracket

	Semifinals				Final
	27 May
	Montpellier HB	29
					28 May
	Füchse Berlin	35
					Füchse Berlin	36
	27 May
					Fraikin BM Granollers	31
	Fraikin BM Granollers	31
	Frisch Auf Göppingen	29
					Third place
					28 May
					Montpellier HB	29
					Frisch Auf Göppingen	33

Final

28 May 2023 18:00	Füchse Berlin	36–31	Fraikin BM Granollers	Campushalle, Flensburg Attendance: 4,300 Referees: Madsen, Mortensen (DEN)
	Andersson 8	(16–12)	García Robledo, Salinas 7
	2× 2×	Report	2× 4×