Longest active winning streaks as the underdog in the NFL
Teams that have in the most straight games,
The 49ers and the Bears have won 2 straight as the underdog. 6 more ties the Bengals’ 8 from 2009.
| Place | Team | Run | Latest |
|---|---|---|---|
| T-1 |  49ers | 2 | Oct 11 @  Seahawks |
| T-1 |  Bears | 2 | Nov 2 @ Seahawks |
All time, since 1999
| Place | Team | Run | When |
|---|---|---|---|
| 1 |  Bengals | 8 | 2008 – 2009 |
| T-2 |  Titans | 7 | 2006 – 2007 |
| T-2 |  Packers | 7 | 2006 – 2007 |
| T-4 |  Jets | 6 | 1999 – 2000 |
| T-4 |  Commanders | 6 | 2001 |
| T-4 |  Patriots | 6 | 2003 – 2005 |
| T-4 |  Giants | 6 | 2007 – 2008 |
| T-4 | Giants | 6 | 2011 – 2012 |
| T-4 |  Falcons | 6 | 2015 – 2016 |
| T-4 |  Cardinals | 6 | 2021 |
and 2 more at 6
Method
- Only games it was the underdog in count: a game it was favored in or had no line is skipped, never a break.
- Lines start in 1999. The closing lines are nflverse’s.
- Playoff games count.