I don't have anything for this season, but Shai Gilgeous-Alexander had the highest plus/minus in his last 48 games in 2024-25, at +399.

Interpreted as:

highest +/- by a player last 48 games this season

	NAME	+/-	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF
1	Shai Gilgeous-Alexander S. Gilgeous-Alexander	+399	2024-25	OKC	48	35.8	31.4	5.1	6.9	1.5	0.9	10.7	22.1	48.4	1.9	5.3	35.7	8.1	9.1	88.6	60.0	0.9	4.1	2.3	1,716	1,508	244	332	71	44	111	116
2	Chet Holmgren C. Holmgren	+381	2024-25	OKC	48	28.5	14.8	8.1	1.4	0.7	1.9	5.1	11.0	46.9	1.3	3.8	34.8	3.1	4.1	77.4	57.8	1.6	6.5	1.4	1,367	708	388	66	32	92	65	105
3	Ivica Zubac I. Zubac	+362	2024-25	LAC	48	34.1	18.3	12.3	2.7	0.7	1.1	8.0	12.6	63.8	0.0	0.0		2.2	3.1	72.8	65.7	3.8	8.5	1.4	1,638	877	589	131	35	51	68	112
4	Jarrett Allen J. Allen	+332	2024-25	CLE	48	27.4	12.9	9.2	1.8	1.0	0.8	5.2	7.3	70.7	0.0	0.1	0.0	2.5	3.4	74.2	73.0	2.6	6.6	1.4	1,317	617	442	87	49	40	68	82
5	Rudy Gobert R. Gobert	+325	2024-25	MIN	48	31.2	12.3	10.5	1.5	0.8	1.4	4.8	7.2	67.2	0.0	0.0		2.6	4.1	64.3	68.4	3.7	6.8	1.0	1,498	590	504	70	40	65	47	120
6	Jayson Tatum J. Tatum	+313	2024-25	BOS	48	37.2	26.1	8.6	6.1	1.1	0.6	9.1	20.7	43.9	3.2	9.7	32.9	4.8	5.7	84.2	56.4	0.8	7.9	3.1	1,784	1,255	415	295	51	30	147	99
7	Norman Powell N. Powell	+312	2024-25	LAC	48	32.9	20.4	3.1	1.9	1.3	0.2	7.2	15.1	48.0	2.5	6.6	38.3	3.4	4.3	79.1	60.1	0.4	2.8	1.7	1,580	978	150	93	61	8	81	93
8	Derrick White D. White	+311	2024-25	BOS	48	34.9	17.3	4.8	4.9	0.9	0.9	5.8	12.8	45.0	3.7	9.4	39.2	2.1	2.4	85.5	62.4	0.9	3.9	1.6	1,677	829	231	237	42	44	79	83
9	Luka Dončić L. Dončić	+302	2024-25	TOT	48	35.7	28.3	8.0	7.5	1.8	0.4	9.2	20.0	45.9	3.5	9.5	37.3	6.4	8.0	79.7	60.1	0.8	7.3	3.8	1,716	1,357	386	360	87	21	181	117
10	Donovan Mitchell D. Mitchell	+297	2024-25	CLE	48	31.5	25.2	4.5	5.0	1.3	0.3	8.4	19.3	43.5	2.8	8.7	32.7	5.5	6.9	80.6	56.4	1.1	3.5	2.1	1,511	1,210	218	241	64	12	99	95
11	Tyrese Haliburton T. Haliburton	+290	2024-25	IND	48	33.1	18.8	4.3	9.6	1.5	0.7	6.8	13.9	49.2	2.8	7.2	39.0	2.4	2.8	85.0	62.3	0.4	3.9	1.8	1,589	901	208	460	74	32	87	68
12	Giannis Antetokounmpo G. Antetokounmpo	+289	2024-25	MIL	48	34.1	29.5	12.4	6.7	1.0	1.0	11.4	19.1	59.5	0.2	1.0	22.0	6.5	10.4	62.9	62.3	2.5	10.0	3.1	1,636	1,416	597	322	46	47	147	111
13	Aaron Wiggins A. Wiggins	+288	2024-25	OKC	48	20.1	11.0	3.5	1.5	0.7	0.3	4.1	9.0	45.4	1.8	4.6	39.5	1.0	1.3	80.0	57.5	0.8	2.6	0.9	965	529	166	74	33	12	44	60
14	Ty Jerome T. Jerome	+274	2024-25	CLE	48	21.6	13.9	2.8	3.4	1.0	0.1	5.0	10.0	50.2	1.7	3.9	44.1	2.1	2.5	85.8	62.6	0.8	2.0	1.4	1,036	665	132	161	46	3	68	71
15	Mike Conley M. Conley	+272	2024-25	MIN	48	24.8	7.8	2.7	4.4	0.9	0.2	2.5	6.3	40.1	1.7	4.0	41.8	1.0	1.1	92.2	57.0	0.5	2.1	0.9	1,189	372	128	212	41	9	44	78
16	Evan Mobley E. Mobley	+271	2024-25	CLE	48	31.0	18.4	9.4	3.1	0.8	1.6	7.0	12.6	55.4	1.4	3.8	35.7	3.0	4.3	70.4	63.2	2.5	6.9	1.8	1,486	882	453	150	38	76	88	83
17	Jalen Williams J. Williams	+270	2024-25	OKC	48	33.1	22.0	5.3	4.9	1.3	0.5	8.1	17.0	47.5	1.7	4.9	35.2	4.1	5.2	78.9	57.0	1.0	4.3	1.9	1,591	1,057	252	235	64	22	90	98
18	Pascal Siakam P. Siakam	+267	2024-25	IND	48	32.4	19.9	6.3	3.3	1.0	0.7	7.6	15.1	50.8	1.5	3.8	38.3	3.1	4.6	68.0	58.2	1.5	4.8	1.5	1,557	953	301	160	47	33	72	118
19	Luguentz Dort L. Dort	+264	2024-25	OKC	48	29.2	9.3	3.8	1.2	1.3	0.4	3.3	8.0	41.8	2.3	6.2	37.2	0.3	0.6	51.7	56.3	1.1	2.7	0.8	1,403	446	182	57	61	19	38	143
20	Al Horford A. Horford	+260	2024-25	BOS	48	28.3	8.7	6.5	2.0	0.6	0.9	3.2	7.5	42.0	1.7	4.8	35.1	0.7	0.7	91.4	55.1	1.6	4.9	0.7	1,359	416	312	98	27	44	32	74
21	Jaylin Williams J. Williams	+258	2024-25	OKC	48	14.0	4.9	4.6	2.1	0.5	0.5	1.6	3.6	45.1	1.0	2.5	42.4	0.6	0.8	69.2	61.1	0.7	3.9	0.8	674	235	221	101	23	22	38	85
22	Dorian Finney-Smith D. Finney-Smith	+258	2024-25	LAL	48	29.4	7.8	3.7	1.5	0.9	0.3	2.8	6.4	43.9	1.9	4.7	39.6	0.3	0.4	71.4	59.2	1.2	2.5	0.9	1,409	372	177	72	41	13	43	99
23	Luke Kornet L. Kornet	+257	2024-25	BOS	48	19.7	6.6	5.2	1.5	0.5	1.0	2.9	4.1	69.3	0.0	0.1	0.0	0.8	1.1	70.9	70.6	2.6	2.5	0.5	946	315	248	70	23	49	22	91
24	Darius Garland D. Garland	+255	2024-25	CLE	48	31.0	20.4	3.0	6.6	1.2	0.1	7.2	15.9	45.4	2.7	7.2	37.2	3.3	3.8	86.7	58.0	0.7	2.3	2.7	1,488	978	143	317	56	3	128	91
25	Derrick Jones Jr. D. Jones Jr.	+251	2024-25	LAC	48	23.6	10.1	3.4	0.6	0.8	0.6	4.0	7.5	53.2	1.0	2.9	35.5	1.1	1.7	61.4	60.9	1.2	2.1	0.8	1,135	484	161	30	38	31	36	84