Season 6 aired between 11 Dec 1988 and 22 May 1989, 22 episodes.
Episodes
E01
Wedding Belle Blues
11 Dec 1988
E02
Kate Gets Dumped
12 Dec 1988
E03
Allie Doesn't Live Here Anymore
19 Dec 1988
E04
The Odd Couples
26 Dec 1988
E05
Anchor Away
09 Jan 1989
E06
Better Never Than Late
16 Jan 1989
E07
Moving On
23 Jan 1989
E08
A Tree Grows on West 56th Street
30 Jan 1989
E09
The Nearlyweds
06 Feb 1989
E10
Wanted: One Husband
13 Feb 1989
E11
What's Love Got to Do With It?
20 Feb 1989
E12
I've Got a Secret
27 Feb 1989
E13
Chip's Notes
06 Mar 1989
E14
Love Thy Neighbor
13 Mar 1989
E15
Trojan War
20 Mar 1989
E16
Loan-some Bob
27 Mar 1989
E17
The Review
10 Apr 1989
E18
The Wedding
24 Apr 1989
E19
The Last Temptation of Allie
01 May 1989
E20
Hockey Team
08 May 1989
E21
My Boyfriend's Back
15 May 1989
E22
What a Wonderful Episode (a.k.a. It's a Wonderful Episode a.k.a. Kate and Allie Go to Hell)
22 May 1989