nhl champion with highest winning percentage in a season

13 teams won a championship. The first three are the Montreal Canadiens 10 times, the Ottawa Senators in 1919-20 and in 1926-27 and the Boston Bruins in 1938-39, in 1971-72 and in 1940-41.

	TEAM	CHAMPS	W%	SEASON	GP	W	L	T	OTL	PTS	PTS%	SOW	SOL	G	GA	DIFF	PP%	PK%	S/GP	S%	SA/GP	SV%
1	Canadiens	1	.830	1943-44	50	38	5	7		83	.830			234	109	125
2	Canadiens	1	.825	1976-77	80	60	8	12		132	.825			387	171	216			35.19	13.7	25.63	.917
3	Canadiens	1	.806	1977-78	80	59	10	11		129	.806			359	183	176	31.9	81.0	32.76	13.7	25.94	.912
4	Canadiens	1	.794	1975-76	80	58	11	11		127	.794			337	174	163			34.16	12.3	27.38	.921
5	Senators	1	.792	1919-20	24	19	5	0		38	.792			121	64	57
6	Bruins	1	.771	1938-39	48	36	10	2		74	.771			156	76	80
7	Canadiens	1	.769	1972-73	78	52	10	16		120	.769			329	184	145			32.01	13.2	29.92	.921
8	Bruins	1	.763	1971-72	78	54	13	11		119	.763			330	204	126			33.76	12.5	29.12	.910
9	Blackhawks	1	.750	2012-13	48	36	7		5	77	.802	6	5	149	97	52	16.7	87.2	31.13	10.0	26.21	.923
10	Oilers	1	.744	1983-84	80	57	18	5		119	.744			446	314	132	25.5	79.7	32.64	17.1	33.01	.881
11	Islanders	1	.738	1981-82	80	54	16	10		118	.738			385	250	135	27.8	79.9	30.86	15.6	30.08	.896
12	Flames	1	.731	1988-89	80	54	17	9		117	.731			354	226	128	25.2	82.8	34.64	12.8	25.74	.890
13	Senators	1	.727	1926-27	44	30	10	4		64	.727			86	69	17
14	Canadiens	1	.719	1978-79	80	52	17	11		115	.719			337	204	133	28.3	83.6	32.16	13.1	25.41	.900
15	Flyers	1	.718	1973-74	78	50	16	12		112	.718			273	164	109			33.88	10.3	28.36	.926
16	Canadiens	1	.714	1955-56	70	45	15	10		100	.714			222	131	91			31.90	9.9	26.57	.930
17	Red Wings	1	.714	1951-52	70	44	14	12		100	.714			215	133	82
18	Flyers	1	.706	1974-75	80	51	18	11		113	.706			293	181	112			33.70	10.9	25.25	.910
19	Bruins	1	.698	1940-41	48	27	8	13		67	.698			168	102	66
20	Avalanche	1	.695	2000-01	82	52	16	10	4	118	.720			270	192	78	22.0	82.7	29.21	11.3	25.11	.907
21	Stars	1	.695	1998-99	82	51	19	12		114	.695			236	168	68	18.8	86.5	27.63	10.4	23.96	.915
22	Islanders	1	.688	1980-81	80	48	18	14		110	.688			355	260	95	29.3	79.3	30.21	14.7	30.23	.892
23	Canadiens	1	.686	1957-58	70	43	17	10		96	.686			250	158	92			34.60	10.3	27.57	.918
24	Avalanche	1	.683	2021-22	82	56	19		7	119	.726	4	2	308	232	76	24.0	79.7	35.05	10.7	32.01	.912
25	Red Wings	1	.683	2001-02	82	51	17	10	4	116	.707			251	187	64	20.3	86.0	30.95	9.9	26.33	.913