I was curious so I thought I would share.
Longest Championship Droughts.
1 CLE Guardians 77 Years
2 SAC Kings 74 Years
3 DET Lions 68 Years
4 ATL Hawks 67 Years
T5 TEN Titans 64 Years
T5 MIN Vikings 64 Years
T7 CLE Browns 61 Years
T7 LA Chargers 61 Years
9 BUF Bills 60 Years
10 ATL Falcons 59 Years
11 TOR Maple Leafs 58 Years
Longest APPEARANCE Drought
1 SAC Kings 74 Years
2 DET Lions 68 Years
3 ATL Hawks 64 Years
4 CLE Browns 60 Years
5 TOR Maple Leafs 58 Years
6 NY Jets 57 Years
7 LA Clippers 55 Years
8 UTA Mammoth 53 Years
9 MIN Vikings 49 Years
10 SEA Mariners 48 Years
Longest Conference Championship APPEARANCE Drought
1 UTA Mammoth 53 Years
2 WAS Wizards 46 Years
3 CLT Hornets 37 Years
4 CLE Browns 36 Years
T5 PIT Pirates 33 Years
T5 MIA Dolphins 33 Years
T7 CIN Reds 30 Years
T7 DAL Cowboys 30 Years
9 CLB Blue Jackets 25 Years
Teams to NEVER Appear in a Championship Game
LA Clippers
UTA Mammoth
SEA Mariners
CLT Hornets
MIN Timberwolves
MEM Grizzlies
JAX Jaguars
WIN Jets
CLB Blue Jackets
MIN Wild
NO Pelicans
HOU Texans
SEA Kraken
Teams to NEVER appear in a Con. Champ Game
UTA Mammoth
CLT Hornets
CLB Blue Jackets
MIN Wild
NO Pelicans
HOU Texans
SEA Kraken
For the 4 Detroit Teams
Lions - Longest Champ Drought
Longest Champ Appearance
26th Longest Conf. Champ Appearance
Tigers - 7th Longest Champ Drought
14th Longest Champ Appearance
10th Longest Conf. Champ Appearance
Red Wings - 20th Longest Champ Drought
12th Longest Champ Appearance
7th Longest Conf. Champ Appearance
Pistons - 19th Longest Champ Drought
15th Longest Champ Appearance
8th Longest Conf. Champ Appearance