Odds, lines, prop bets, predictions and tips

The UFC 307 pay-per-view fight card is almost upon us. The ESPN+ streaming PPV card takes place on Saturday, October 5th at the Delta Center in Salt Lake City, Utah. In the main event, UFC light heavyweight champion Alex Pereira puts his title on the line against Khalil Rountree Jr.

In the co-main event, UFC women's bantamweight titleholder Raquel Pennington meets former champion Julianna Pena in a title fight.

Also on the main card is a bantamweight bout between former UFC featherweight king Jose Aldo and Mario Bautista. Prior to those contests, two-time PFL lightweight tournament champion Kayla Harrison meets Ketlen Vieira in an important bantamweight bout that could determine the Pennington vs. Pena winner's next opponent.

Below we look at the betting odds, line moves, potential prop bets, fight picks, predictions and more for tomorrow's UFC 307 fight card.

UFC 307 Main Event: Alex Pereira vs. Khalil Rountree Jr.

When the UFC first announced UFC light heavyweight champion Alex Pereira vs. Khalil Rountree Jr., the champion was a -500 betting favorite over the challenger, who entered as a +360 betting underdog. Today, Pereira is trading at -450 and Rountree is trading at +340.

Despite the one-sided odds, 79 percent of the bets and 66 percent of the stakes went on Pereira.

The bet is that Pereira will retain the title by knockout.

UFC 307 co-main event: Raquel Pennington vs. Jessica Pena

When the odds for UFC 307's co-main event first dropped, Raquel Pennington was the -185 betting favorite. Today the champion is listed at -150. Jessica Pena opened at +150. Today the former champ is at +125.

As with the Main Event, the champion won the most bets (62 percent) and money (53 percent).

The bet is that Pennington retains her title by decision.

UFC 307: Jose Aldo vs. Mario Bautista

Jose Aldo opened as a +130 underdog against Mario Bautista (-160) when their bantamweight bout was announced. Aldo has improved slightly to +115, but Bautista is still the betting favorite at -140.

Aldo received a lot more bets (79 percent), but Bautista received the majority of the money at 56 percent.

You can never discount Aldo, but the bet is that Bautista wins by decision.

UFC 307: Ketlen Vieira vs. Kayla Harrison

Kayla Harrison, the biggest betting favorite when the UFC 307 odds were first announced, has become an even bigger favorite as fight night approaches. Harrison was -77 and is now -1100. Her opponent, Ketlen Vieira, has gone from +525 to +700.

With the odds being what they are, bettors are looking for value in this match. Vieira has 83 percent of the calls and 80 percent of the handles.

The bet is that Harrison will win by a stoppage.

UFC 307: Roman Dolidze vs. Kevin Holland

The opening fight at the UFC 307 pay-per-view is a middleweight bout between Roman Dolidze and Kevin Holland. Holland was the -165 favorite at the start and Dolidze was the +140 underdog. Today Holland is at -145 and Dolidze is at +120.

Dolidze has 53 percent of the missions, but Holland has 61 percent of the missions.

The bet is that Dolidze wins by decision.

UFC 307 Prop Bets to Consider

Main event over 1.5 rounds: -130

Co-Main Event lasts more than 3.5 rounds: -375

Aldo vs. Bautista at distance: -285

Vieira vs. Harrison goes over 1.5 rounds: -310