With their loss at Seattle on Sunday, the Broncos fell into a first-place tie with the Chargers (2-1), who thumped the Bills 22-10 in Buffalo.
Philip Rivers threw a pair of touchdown passes to former friend Eddie Royal, but Danny Woodhead was lost to a leg injury that figures to end his season.
San Diego hosts Jacksonville next week, and their bye doesn't come until Week 10.
The Chargers and Broncos will face off in Denver to kick off Week 8 on Thursday night football.
In the intervening weeks, San Diego will host the Jets, visit the Raiders, and greet the Chiefs, before heading to Denver on short rest.
Kansas City (1-2) earned its first win of the season by defeating the Dolphins 34-15 in Miami.
Alex Smith tossed a trio of TD passes and Knile Davis ran for 132 yards and a touchdown, and the Chiefs overcame a fumble by each.
Joe McKnight caught two of those touchdowns, reportedly leaving Dolphins defenders livid at DC Kevin Coyle for having tasked an end and a linebacker with having to cover the quickster.
After Smith took a safety to bring Miami within six late in the third quarter, KC took advantage of some great field position to pull away late in the fourth.
Next Monday, the Chiefs will host the Patriots (2-1), who barely held off the Raiders (0-3) in New England for a narrow 16-9 win.
Oakland held the Pats to 297 total yards, but a last-minute interception by Vince Wilfork ended Derek Carr's last-minute attempt to tie the game.
Prior to the game, it was reported that Dennis Allen is again/still on shaky ground, with assistant head coach Tony Sparano looking over his shoulder as a possible interim replacement.