luckadjusted

AFC East

Buffalo Bills: how lucky, season by season

Since 2019, the Bills have won 83 regular-season games; replayed with the same day’s form, their play was worth 84.0. Luck cost them 1.0 wins. Their luckiest season was 2020 (+1.8 wins), the unluckiest 2023 (−2.6).

2026: 2–0 so far, replay wins 1.9 (+0.1 luck). 2026 game by game

Luck in wins, by season

Wins minus replay wins in the regular season. Right: luck added wins. Left: luck cost wins.

SeasonRecordReplay winsLuckOne-scoreCalls, pts per gamePlayoffs
2026 2–0 1.9 +0.1 1–0 +2.98 –
2025 12–5 13.1 −1.1 5–3 −0.19 1–1
2024 13–4 12.3 +0.7 5–3 −0.37 2–1
2023 11–6 13.6 −2.6 6–6 −1.13 1–1
2022 13–3 12.5 +0.5 6–3 +0.02 1–1
2021 11–6 12.2 −1.2 0–5 −2.22 1–1
2020 13–3 11.2 +1.8 5–1 −0.91 2–1
2019 10–6 9.2 +0.8 4–5 +0.20 0–1

Luckiest wins

Wins the Bills take least often when the game is replayed with the way both teams played.

WeekGameResultWins the replayLuck index
2020 Week 3 vs Rams W 35–32 25% +75
2019 Week 13 @ Cowboys W 26–15 40% +60
2020 Wild Card vs Colts W 27–24 43% +57
2021 Week 5 @ Chiefs W 38–20 43% +57
2025 Wild Card @ Jaguars W 27–24 44% +56

Unluckiest losses

Losses the Bills would win most often in a replay.

WeekGameResultWins the replayLuck index
2023 Week 5 vs Jaguars L 20–25 86% −86
2025 Week 17 vs Eagles L 12–13 84% −84
2023 Week 9 @ Bengals L 18–24 84% −84
2022 Week 10 vs Vikings L 30–33 84% −84
2023 Week 7 @ Patriots L 25–29 82% −82