Final2021 Week 5

Arrowhead Stadium, Kansas City, MO

Buffalo Bills vs Kansas City Chiefs, Week 5 2021

Buffalo Bills

AwayWon

38

Kansas City Chiefs

Home

20

Scoring by quarter
TeamQ1Q2Q3Q4Final
Bills7177738
Chiefs3100720

BUF 38KC 20 Final

  • Passing leader

    Josh Allen

    BUF · QB

    36.5PPR pts

    15/26, 315 YDS, 3 TD, 1 RUSH TD

  • Top fantasy scorer

    Dawson Knox

    BUF · TE

    20.7PPR pts

    3 REC, 117 YDS, 1 TD

  • Chiefs leader

    Patrick Mahomes

    KC · QB

    21.0PPR pts

    33/54, 272 YDS, 2 TD, 2 INT

  • Defensive playmaker

    Micah Hyde

    BUF

    1 INT, 1 TD, 2 TKL

Bills 38, Chiefs 20: Buffalo leads from start to finish

Buffalo led 24–13 at halftime after a 17-point second quarter and outscored Kansas City 14–7 after the break to win 38–20. The Bills finished with a 436–392 edge in total offense and averaged 8.1 yards per play.

The gap showed up everywhere. The Chiefs went 5-for-12 on third down and committed four turnovers, while the Bills finished without a giveaway.

The two teams meet again in Week 12 of 2026. If you roster anyone from either side, run the start/sit call in Redraft Command and it will weigh your lineup, your opponent and your league scoring, not only the player rankings.

Key advantages

  • +3.1 yards/play BUF 8.1 · KC 5.0
  • +4 turnover margin BUF 0 turnovers
  • +44 total yards BUF 436 · KC 392

Game Highlights

Official NFL highlights · Opens from YouTube

Got a Bill or Chief on your fantasy team?

Check their next matchup with the Start/Sit Tool, compare their value in the Fantasy Trade Calculator, or connect your league for personalized advice in Redraft Command.

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Why the Bills Won

Buffalo won the efficiency, turnover, and third-down battles.

Team stats comparison, Bills vs Chiefs
BillsStatChiefs
8.1Yards per play5.0
0Turnovers4
436Total yards392
Other team stats
54Plays79
45%Third-down conversion42%
27:35Time of possession32:25

Scoring Summary

The Bills scored five touchdowns and one field goal; the Chiefs scored two touchdowns and two field goals.

Scoring plays, Bills vs Chiefs
TimeTeamPlayBUFKC
1st quarter
8:31KCHarrison Butker 38-yard FG Takes lead03
4:36BUFJosh Allen 9-yard TD run Takes leadTyler Bass XP73
2nd quarter
10:00KCPatrick Mahomes → Byron Pringle, 5-yard TD Takes leadHarrison Butker XP710
7:45BUFJosh Allen → Emmanuel Sanders, 35-yard TD Takes leadTyler Bass XP1410
3:13BUFTyler Bass 30-yard FG Extends lead1710
1:16BUFJosh Allen → Dawson Knox, 53-yard TD Extends leadTyler Bass XP2410
0:02KCHarrison Butker 54-yard FG2413
3rd quarter
7:12BUFMicah Hyde 26-yard interception return TD Extends leadTyler Bass XP3113
4th quarter
13:42KCPatrick Mahomes → Travis Kelce, 1-yard TDHarrison Butker XP3120
5:51BUFJosh Allen → Emmanuel Sanders, 8-yard TD Extends leadTyler Bass XP3820

Fantasy Points: Bills vs Chiefs, Week 5 2021

Fantasy leaders

  1. Josh AllenBUFQB36.5 PTSQB4
  2. Dawson KnoxBUFTE20.7 PTSTE4
  3. Emmanuel SandersBUFWR20.4 PTSWR16
  4. Patrick MahomesKCQB20.0 PTSQB15

Player Stats

Quarterbacks

Quarterback statistics
PlayerFPTSFINCMP/ATTPass YDSTDINTRush ATTRush YDSRush TDRateStart/Sit
Josh AllenBUFQB36.5QB415/263153011591139.1Start/Sit →
Patrick MahomesKCQB20.0QB1533/5427222861070.9Start/Sit →

WRs, RBs, & TEs

Receiver, running back and tight end statistics
PlayerFPTSFINPOSRush ATTRush YDSRush TDTGTRECRec YDSRec TDStart/Sit
Dawson KnoxBUFTE20.7TE4TE———431171Start/Sit →
Emmanuel SandersBUFWR20.4WR16WR———53542
Travis KelceKCTE17.7TE6TE———106571Start/Sit →
Mecole HardmanKCWR16.6WR19WR———129760
Tyreek HillKCWR14.8WR25WR1150137630
Zack MossBUFRB12.2RB26RB1137043550
Stefon DiggsBUFWR8.9WR48WR———52690Start/Sit →
Darrel WilliamsKCRB7.5RB40RB527053180
Byron PringleKCWR6.1WR69WR———22111
Jerick McKinnonKCRB3.5RB53RB12022130
Clyde Edwards-HelaireKCRB3.4RB56RB713021110
Devin SingletaryBUFRB3.3RB58RB625021-20Start/Sit →
Gabe DavisBUFWR2.6WR101WR———11160
Josh GordonKCWR2.1WR104WR———11110
Demarcus RobinsonKCWR1.8WR108WR———2180
Cole BeasleyBUFWR1.5WR113WR———2150
Blake BellKCTE1.4TE58TE———1140
Tommy SweeneyBUFTE1.1TE60TE———1110

Fantasy Usage

Buffalo Bills

Snap Share

  1. Dawson KnoxTE55 snaps96%
  2. Emmanuel SandersWR45 snaps79%
  3. Stefon DiggsWR42 snaps74%
  4. Zack MossRB42 snaps74%
  5. Cole BeasleyWR22 snaps39%

Target Share24 targets

  1. Emmanuel Sanders21%, 5 targets
  2. Stefon Diggs21%, 5 targets
  3. Dawson Knox17%, 4 targets
  4. Zack Moss17%, 4 targets
  5. Cole Beasley8%, 2 targets
  6. Other17%, 4 targets

Carry Share28 carries

  1. Josh Allen39%, 11 carries
  2. Zack Moss39%, 11 carries
  3. Devin Singletary21%, 6 carries

Kansas City Chiefs

Snap Share

  1. Travis KelceTE75 snaps87%
  2. Tyreek HillWR73 snaps85%
  3. Demarcus RobinsonWR65 snaps76%
  4. Mecole HardmanWR59 snaps69%
  5. Darrel WilliamsRB37 snaps43%

Target Share50 targets

  1. Tyreek Hill26%, 13 targets
  2. Mecole Hardman24%, 12 targets
  3. Travis Kelce20%, 10 targets
  4. Darrel Williams10%, 5 targets
  5. Jerick McKinnon4%, 2 targets
  6. Other16%, 8 targets

Carry Share22 carries

  1. Patrick Mahomes36%, 8 carries
  2. Clyde Edwards-Helaire32%, 7 carries
  3. Darrel Williams23%, 5 carries
  4. Jerick McKinnon5%, 1 carries
  5. Tyreek Hill5%, 1 carries
View full usage tableHide full usage table
Offensive snaps and share for the skill positions
PlayerSNAPSSNAP %TGTTGT %CAR
Dawson KnoxBUFTE5596%417%0
Travis KelceKCTE7587%1020%0
Tyreek HillKCWR7385%1326%1
Emmanuel SandersBUFWR4579%521%0
Demarcus RobinsonKCWR6576%24%0
Stefon DiggsBUFWR4274%521%0
Zack MossBUFRB4274%417%11
Mecole HardmanKCWR5969%1224%0
Darrel WilliamsKCRB3743%510%5
Cole BeasleyBUFWR2239%28%0
Reggie GilliamBUFRB2239%00%0
Jerick McKinnonKCRB2731%24%1
Byron PringleKCWR2630%24%0
Devin SingletaryBUFRB1526%28%6
Clyde Edwards-HelaireKCRB2226%24%7
Gabe DavisBUFWR1425%14%0
Blake BellKCTE1720%12%0
Tommy SweeneyBUFTE1018%14%0
Jody FortsonKCTE1416%00%0
Isaiah McKenzieBUFWR814%00%0
Jake KumerowBUFWR712%00%0
Josh GordonKCWR910%12%0
Marcus KempKCWR45%00%0

Fantasy Points vs Expected

Expected points (xFP) are what a player's pass attempts, carries and targets are worth at the league's average rates; the difference is what the player made of them.

Usage and expected fantasy points
PlayerPTSxFPvs xFPSnap%UsageRte%Pass attCarCar%TgtTgt%
Patrick MahomesKC · QB21.028.9−7.9100%54 att—54835%00%
Tyreek HillKC · WR14.822.5−7.785%26% tgt—014%1326%
Mecole Hardman Jr.KC · WR16.620.2−3.669%24% tgt—000%1224%
Josh AllenBUF · QB36.518.5+18.0100%26 att—261139%00%
Travis KelceKC · TE17.716.8+0.987%20% tgt—000%1020%
Zack MossBUF · RB12.213.8−1.674%39% car—01139%417%
Darrel WilliamsKC · RB7.511.6−4.143%22% car—0522%510%
Emmanuel SandersBUF · WR20.48.4+12.079%21% tgt—000%521%
Stefon DiggsBUF · WR8.98.4+0.574%21% tgt—000%521%
Clyde Edwards-HelaireKC · RB3.47.9−4.526%30% car—0730%24%
Devin SingletaryBUF · RB3.37.2−3.926%21% car—0621%28%
Dawson KnoxBUF · TE20.76.7+14.096%17% tgt—000%417%
Jerick McKinnonKC · RB3.54.0−0.531%4% car—014%24%
Byron PringleKC · WR7.13.4+3.730%4% tgt—000%24%
Cole BeasleyBUF · WR1.53.4−1.939%8% tgt—000%28%
Demarcus RobinsonKC · WR1.83.4−1.676%4% tgt—000%24%
Blake BellKC · TE1.41.7−0.320%2% tgt—000%12%
Gabe DavisBUF · WR2.61.7+0.925%4% tgt—000%14%
Josh GordonKC · WR2.11.7+0.410%2% tgt—000%12%
Tommy SweeneyBUF · TE1.11.7−0.618%4% tgt—000%14%
Michael BurtonKC · RB0.20.6−0.4—4% car—014%00%

Team totals: Bills 24 targets and 28 carries; Chiefs 50 targets and 23 carries. Shares are from the box score. Snap counts are from the weekly player logs (Sleeper), and include plays wiped out by penalties. Route counts, air yards and red-zone touches appear when the tracking feed is connected. League-average rates from the 2021 season: 1.68 PPR points per target (67% catch rate), 0.64 per carry and 0.44 per pass attempt. They don't adjust for field position or target depth.

Fantasy Verdicts

Josh Allen Ran hot

BUF · QB · 36.5 pts on 18.5 expected

15 of 26 passing for 315 yards, 3 touchdowns; 11 carries for 59 yards and 1 touchdown.

Verdict: The opportunities were worth 18.5 points; the touchdowns supplied the rest, and they are the part least likely to repeat.

Start/Sit: Josh Allen →

Patrick Mahomes Unlucky

KC · QB · 21.0 pts on 28.9 expected

33 of 54 passing for 272 yards, 2 touchdowns, 2 interceptions; 8 carries for 61 yards.

Verdict: The role was there, worth 28.9 points at league-average rates; the production wasn't.

Start/Sit: Patrick Mahomes →

Zack Moss

BUF · RB · 12.2 pts on 13.8 expected

4 targets (17% of the team's), 3 catches for 55 yards; 11 carries (39% of the team's) for 37 yards.

Verdict: The points matched the role, 13.8 expected.

Emmanuel Sanders Ran hot

BUF · WR · 20.4 pts on 8.4 expected

5 targets (21% of the team's), 3 catches for 54 yards and 2 touchdowns.

Verdict: The opportunities were worth 8.4 points; the touchdowns supplied the rest, and they are the part least likely to repeat.

Tyreek Hill Unlucky

KC · WR · 14.8 pts on 22.5 expected

13 targets (26% of the team's), 7 catches for 63 yards; 1 carry (4% of the team's) for 15 yards.

Verdict: The role was there, worth 22.5 points at league-average rates; the production wasn't.

Mecole Hardman Jr.

KC · WR · 16.6 pts on 20.2 expected

12 targets (24% of the team's), 9 catches for 76 yards.

Verdict: The points matched the role, 20.2 expected.

Dawson Knox Ran hot

BUF · TE · 20.7 pts on 6.7 expected

4 targets (17% of the team's), 3 catches for 117 yards and 1 touchdown.

Verdict: The opportunities were worth 6.7 points; the touchdowns supplied the rest, and they are the part least likely to repeat.

Start/Sit: Dawson Knox →

Devin Singletary

BUF · RB · 3.3 pts on 7.2 expected

2 targets (8% of the team's), 1 catch for -2 yards; 6 carries (21% of the team's) for 25 yards.

Verdict: The points matched the role, 7.2 expected.

Start/Sit: Devin Singletary →

Stock Up, Stock Down

Buffalo Bills

  • Stock up: Zack Moss led the backfield with 74% of the snaps after trailing Devin Singletary before this game.
  • Stock up: Dawson Knox played 96% of the snaps, up from a 75% season average.
  • Stock down: Devin Singletary lost the backfield lead: 26% of the snaps to Zack Moss's 74%.

Kansas City Chiefs

  • Stock up: Darrel Williams led the backfield with 43% of the snaps after trailing Clyde Edwards-Helaire before this game.
  • Stock up: Jerick McKinnon played 31% of the snaps, up from a 7% season average.
  • Stock down: Clyde Edwards-Helaire lost the backfield lead: 26% of the snaps to Darrel Williams's 43%.

Fantasy Matchups

Fantasy points allowed per game by position, 2021 through Week 18.

Fantasy points allowed per game by position, Bills defense and Chiefs defense
Points allowed toBills DChiefs D
QBs12.220.2
RBs20.423.6
WRs23.831.1
TEs7.612.3

Regular season, summed from each game's box score and scored with this page's rules.

How the Game Swung

Kansas City opened at 59% win probability and fell below 2% in the third quarter.

Chiefs win probability

Chiefs win probability by game minuteChiefs started at 59%, stood at 16% at halftime and finished at 0%, across 10 scoring plays.Q1Q2Q3Q4100%50%0%

Key Swings

  1. −22Allen 9-yd TD run67% → 45%Q1 4:36
  2. +25Mahomes → Pringle, 5-yd TD43% → 67%Q2 10:00
  3. −25Allen → Sanders, 35-yd TD68% → 42%Q2 7:45
  4. −11Bass 30-yd FG41% → 30%Q2 3:13
  5. −19Allen → Knox, 53-yd TD29% → 10%Q2 1:16

Swing in Chiefs win probability, in points

Play Calling and Possessions

Play calling, Bills vs Chiefs
Buffalo BillsMeasureKansas City Chiefs
54Plays79
48%Pass rate71%
12.1Yds / dropback4.9
4.3Yds / carry5.2
5/11Third downs5/12

Efficiency edge Buffalo ran 25 fewer plays but gained 7.2 more yards per dropback.

  • Top targets
  • BUF Sanders 21% · Diggs 21% · Knox 17%
  • KC Hill 26% · Hardman 24% · Kelce 20%

Possession Results

How each possession ended, Bills vs Chiefs
ResultBUFKC
Touchdowns42
Field goals12
Punts42
Turnovers04
Turnovers on downs01

BUF turnover edge: +4

  • The Chiefs opened the scoring on their first possession, a 17-play, 56-yard drive that ended in a field goal.
  • The Bills scored touchdowns on two of their first three drives.
All 22 possessions, drive by drive
Drive chart
TeamStartPlaysYardsTimeResult
KCQ1 15:0017566:29Field goal
BUFQ1 8:318753:55Touchdown
KCQ1 4:36000:07Fumble
BUFQ1 4:293-141:34Punt
KCQ1 2:5512807:55Touchdown
BUFQ2 10:005752:15Touchdown
KCQ2 7:45371:59Punt
BUFQ2 5:467622:33Field goal
KCQ2 3:135281:23Downs
BUFQ2 1:502680:34Touchdown
KCQ2 1:168391:14Field goal
BUFQ2 0:02000:02End of half
BUFQ3 15:00381:24Punt
KCQ3 13:365172:47Punt
BUFQ3 10:494412:20Punt
KCQ3 8:295161:17Interception
KCQ3 7:129674:18Interception
BUFQ3 2:54301:40Punt
KCQ3 1:147522:32Touchdown
BUFQ4 13:4212857:51Touchdown
KCQ4 5:5110552:24Fumble
BUFQ4 3:278203:27End of game
About these numbers

The Bills' interception touchdown is counted as a Chiefs interception, not as a Bills possession. Possessions that ended with the clock running out at the half or the end of the game aren't counted.

Personnel groupings, average depth of target and pass rate over expected appear when the tracking feed is connected.

Bills vs Chiefs Head-to-Head

The Bills and Chiefs first met in 1960 and have played 58 times since.

All-time series
31–26–1Bills lead, 58 meetings since 1960
Postseason
5–2Split 5–2
Largest Bills win
41–72011
Largest Chiefs win
38–52003

Since 2021

5–3 Bills lead

8 meetings since the 2021 season, regular season and playoffs.

Oldest to newest. B = Bills win, C = Chiefs win, outlined = this game.

2026 Meetings

  • Week 12 Chiefs at Bills Upcoming

Recent Meetings

Season to Date (Through Week 18)

The 2021 regular season, from each game's box score.

Season to date, Bills vs Chiefs
BillsStatChiefs
11-6Record12-5
28.4Points per game28.2
381.9Yards per game396.8
5.7Yards per play5.9
17.0Points allowed per game21.4
272.8Yards allowed per game368.9

Bills vs Chiefs Odds and Results

How this game finished against the betting lines.

Spread
KC −3Chiefs failed to cover by 21
Total
56.5Over: 58 points scored (by 1.5)

Expected vs Actual Scoring

Implied team totals against the actual score
TeamImpliedActualDifference
Chiefs29.820−9.8
Bills26.838+11.3

The Bills beat their implied total and the Chiefs fell short of theirs; the Fantasy tab has the player lines behind it.

Betting Trends

Each team's 2021 season through this game. Over/under is overs first.

Buffalo Bills

Against the spread
4–1
Over/under
2–3
ATS as favorite
3–1
ATS as underdog
1–0
ATS on the road
2–0

Kansas City Chiefs

Against the spread
1–4
Over/under
4–1
ATS as favorite
1–4
ATS at home
0–3

Lines: ESPN's consensus, captured at kickoff. Individual sportsbooks varied.

21+. Gambling problem? Call 1-800-GAMBLER. Betting availability depends on your state.

Bills vs Chiefs Fantasy Outlook for 2026

One meeting is left on the 2026 schedule: Week 12 in Buffalo. Here's how to decide who to play in your league.

Keep Exploring

2021 Game Logs for Players in This Game

Bills vs Chiefs Game FAQ

Who won the 2021 Bills vs Chiefs Week 5 game?

The Buffalo Bills beat the Kansas City Chiefs 38–20 in Week 5 of the 2021 season. The game was played at Arrowhead Stadium in Kansas City, MO, on October 10, 2021. See the Bills' 2021 schedule.

What was the final score of Bills vs Chiefs?

The final score was Bills 38, Chiefs 20. The Bills led 24–13 at halftime, and the second half went Bills 14, Chiefs 7.

What happened in the Bills vs Chiefs game?

Buffalo led 24–13 at halftime after a 17-point second quarter and outscored Kansas City 14–7 after the break to win 38–20. The Bills finished with a 436–392 edge in total offense and averaged 8.1 yards per play. Josh Allen led all players with 15 of 26 passing for 315 yards and 3 touchdowns, plus 11 carries for 59 rushing yards and a touchdown. The Chiefs committed 4 turnovers, the Bills none.

Who scored the most fantasy points in Bills vs Chiefs?

Josh Allen led the game with 36.5 PPR fantasy points, the QB4 of Week 5, on 15 of 26 passing for 315 yards and 3 touchdowns, plus 11 carries for 59 rushing yards and a touchdown. Dawson Knox was next with 20.7 (TE4). See Josh Allen's 2021 game log.

Who led Bills vs Chiefs in passing, rushing and receiving?

Josh Allen (BUF) led all passers with 15 of 26 for 315 yards and 3 touchdowns. Patrick Mahomes (KC) led in rushing with 8 carries for 61 yards. Dawson Knox (BUF) led in receiving with 3 catches for 117 yards and a touchdown.

How many fantasy points did Josh Allen score against the Chiefs?

Josh Allen scored 36.5 fantasy points against the Chiefs in Week 5 of the 2021 season, the same in PPR, half-PPR and standard scoring because he had no catches, on 15 of 26 passing for 315 yards and 3 touchdowns, plus 11 carries for 59 rushing yards and a touchdown.

Who outperformed and underperformed expected fantasy points in Bills vs Chiefs?

Josh Allen outperformed his expected fantasy points the most, scoring 36.5 PPR points on 18.5 xFP (+18.0). Patrick Mahomes fell furthest short, with 21.0 points on 28.9 xFP (−7.9). A gap either way reflects efficiency and touchdowns in one game; it is not a forecast. For matchups ahead, see fantasy points allowed by position.

How did the Bills beat the Chiefs?

The Bills beat the Chiefs 38–20 because they averaged 8.1 yards per play to 5.0, won the turnover battle 4–0, and outgained them 436–392.

Which team won the turnover battle in Bills vs Chiefs?

The Bills won the turnover battle 4–0: the Chiefs gave the ball away 4 times and the Bills not at all. The Bills won the game.

What is the all-time Bills vs Chiefs record?

The Bills lead the all-time series 31–26–1 across 58 meetings since 1960, including a 2–5 record in the postseason.

When did the Bills and Chiefs last play before this game?

Before Week 5 of 2021, they last met in the 2020 playoffs on January 24, 2021, when the Chiefs beat the Bills 38–24.

Have the Bills and Chiefs met in the playoffs?

Yes, 7 times, most recently in the 2024 playoffs. The Bills are 2–5 against the Chiefs in the postseason.

What was the closing spread for Bills vs Chiefs?

The consensus closing spread at kickoff was Chiefs −3, making the Kansas City Chiefs 3-point favorites, with a closing total of 56.5. That implied about 29.8 points for the Chiefs and 26.8 for the Bills.

Did Bills vs Chiefs go over or under the total?

The game went over. The consensus closing total was 56.5, and the teams combined for 58 points, 1.5 over the number.

Who covered the spread in Bills vs Chiefs?

The Bills covered as 3-point underdogs against the closing line of Chiefs −3. The final margin was 18 points.