LeBron James has an 11-15 record against the Celtics on the road in his career.

NAME	DATE	REC	TM		OPP	W%	MIN	PTS	REB	AST	STL	BLK	TOV	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	PF	+/-
LeBron James	11/14/2003	0-1	CLE	@	BOS	.000	35	10	5	3	0	0	4	3	12	25.0	2	4	50.0	2	4	50.0	3	-1
LeBron James	1/9/2004	0-1	CLE	@	BOS	.000	43	19	3	6	3	0	5	7	19	36.8	0	3	0.0	5	7	71.4	1	-30
LeBron James	11/26/2004	1-0	CLE	@	BOS	1.000	43	20	6	8	3	1	2	9	13	69.2	0	2	0.0	2	3	66.7	2	+6
LeBron James	2/15/2006	1-0	CLE	@	BOS	1.000	54	43	12	11	2	4	2	16	32	50.0	0	5	0.0	11	15	73.3	5	+5
LeBron James	1/3/2007	1-0	CLE	@	BOS	1.000	45	32	6	4	3	1	3	11	20	55.0	2	3	66.7	8	10	80.0	0	+3
LeBron James	2/27/2008	0-1	CLE	@	BOS	.000	39	26	8	4	0	0	3	7	24	29.2	1	6	16.7	11	15	73.3	2	-13
LeBron James	10/28/2008	0-1	CLE	@	BOS	.000	36	22	7	6	2	1	3	9	21	42.9	0	4	0.0	4	8	50.0	4	-3
LeBron James	3/6/2009	0-1	CLE	@	BOS	.000	38	21	6	5	1	0	4	5	15	33.3	2	5	40.0	9	12	75.0	1	-1
LeBron James	2/25/2010	1-0	CLE	@	BOS	1.000	36	36	7	9	0	0	2	11	23	47.8	3	6	50.0	11	15	73.3	2	+9
LeBron James	4/4/2010	0-1	CLE	@	BOS	.000	45	42	7	9	1	1	3	14	31	45.2	0	9	0.0	14	22	63.6	0	-1
LeBron James	10/26/2010	0-1	MIA	@	BOS	.000	43	31	4	3	1	2	8	10	21	47.6	3	6	50.0	8	12	66.7	1	+1
LeBron James	2/13/2011	0-1	MIA	@	BOS	.000	43	22	7	7	1	0	4	10	21	47.6	0	2	0.0	2	3	66.7	2	+1
LeBron James	4/1/2012	0-1	MIA	@	BOS	.000	35	23	4	0	0	1	2	11	20	55.0	0	0		1	2	50.0	1	-30
LeBron James	1/27/2013	0-1	MIA	@	BOS	.000	52	34	16	7	3	1	3	14	31	45.2	3	6	50.0	3	5	60.0	3	-2
LeBron James	3/18/2013	1-0	MIA	@	BOS	1.000	42	37	7	12	2	2	5	16	29	55.2	1	4	25.0	4	6	66.7	3	+13
LeBron James	11/14/2014	1-0	CLE	@	BOS	1.000	41	41	4	7	0	1	3	16	27	59.3	3	8	37.5	6	9	66.7	4	+10
LeBron James	12/15/2015	1-0	CLE	@	BOS	1.000	36	24	7	3	2	1	6	10	20	50.0	0	3	0.0	4	4	100.0	3	+17
LeBron James	3/1/2017	0-1	CLE	@	BOS	.000	40	28	13	10	1	1	4	10	21	47.6	3	6	50.0	5	8	62.5	3	-3
LeBron James	4/5/2017	1-0	CLE	@	BOS	1.000	39	36	10	6	1	2	3	14	22	63.6	1	4	25.0	7	7	100.0	3	+32
LeBron James	1/3/2018	0-1	CLE	@	BOS	.000	33	19	7	6	1	1	4	8	15	53.3	0	2	0.0	3	3	100.0	1	-6
LeBron James	2/11/2018	1-0	CLE	@	BOS	1.000	28	24	8	10	1	1	2	9	20	45.0	2	5	40.0	4	7	57.1	1	+23
LeBron James	2/7/2019	1-0	LAL	@	BOS	1.000	38	28	12	12	3	0	3	11	21	52.4	5	10	50.0	1	5	20.0	4	+11
LeBron James	1/20/2020	0-1	LAL	@	BOS	.000	29	15	7	13	0	0	4	5	12	41.7	0	2	0.0	5	5	100.0	1	-21
LeBron James	1/30/2021	1-0	LAL	@	BOS	1.000	37	21	7	7	0	1	5	7	17	41.2	4	11	36.4	3	5	60.0	3	+11
LeBron James	11/19/2021	0-1	LAL	@	BOS	.000	32	23	6	2	2	0	3	10	16	62.5	3	7	42.9	0	1	0.0	3	-4