One Day at a Time: Season 4

This season started on September 18, 1978. The table lists episodes with recorded air dates up to September 28, 2026.

Ep	Title and air date	My place
1	Father, Dear Father (1)September 18, 1978 · 24 min
2	Father, Dear Father (2)September 25, 1978 · 24 min
3	Ann's FriendOctober 2, 1978 · 24 min
4	Bob's New GirlOctober 16, 1978 · 24 min
5	Schneider's HelperOctober 23, 1978 · 24 min
6	Yes, Sir, That's My BabyNovember 6, 1978 · 24 min
7	The Dating Game (a.k.a.) Ann's Dating GameNovember 13, 1978 · 24 min
8	Peabody's WarNovember 20, 1978 · 24 min
9	Jealousy (1)November 27, 1978 · 24 min
10	Jealousy (2)December 4, 1978 · 24 min
11	The Arab ConnectionDecember 11, 1978 · 24 min
12	Hold the MustardDecember 18, 1978 · 24 min
13	Girl TalkDecember 25, 1978 · 24 min
14	The Married Man (1)January 17, 1979 · 24 min
15	The Married Man (2)January 17, 1979 · 24 min
16	The Married Man (3)January 24, 1979 · 24 min
17	Going NowhereJanuary 31, 1979 · 24 min
18	Francine Strikes AgainFebruary 7, 1979 · 24 min
19	The Dental HygienistFebruary 14, 1979 · 24 min
20	The Piano TeacherFebruary 21, 1979 · 24 min
21	The Broken NoseFebruary 28, 1979 · 24 min
22	Mad for Each OtherMarch 7, 1979 · 24 min
23	The GraduationMarch 21, 1979 · 24 min
24	Fear of SuccessMarch 25, 1979 · 24 min
25	Grandma Leaves GrandpaApril 8, 1979 · 24 min
26	Schneider Gets FiredApril 15, 1979 · 24 min