The top-seeded Portland State Vikings (19-10, 13-5 Big Sky) are 6.5-point favorites in the Big Sky Tournament over the No. 9 seed Idaho State Bengals (13-19, 5-13 Big Sky) on Sunday at Idaho Central Arena. The contest begins at 7:30 p.m. ET and airs on ESPN+, with both teams hoping to move one step closer to an automatic berth in the NCAA Tournament bracket. The matchup’s point total is set at 140.5.
Check out all the Latest NCAA Basketball Betting Previews!
Portland State Cover -6.5 vs Idaho State -119
Portland State vs. Idaho State betting lines
- Portland State moneyline odds to win: -301
- Idaho State moneyline odds to win: +238
- Spread: Portland State (-6.5)
- Total: 140.5
Portland State statistics, trends and more
Recent trends
- The Vikings have been racking up 72.0 points per game in their last 10 times on the court, an average that’s slightly lower than the 76.5 they’ve scored over the course of the 2025-26 season.
- Portland State has been a little improved on the defensive end of the floor of late, allowing 68.9 points per game over its last 10 outings compared to the 69.9 it has conceded per game this year.
- The Vikings’ 6.6 made three-pointers per-game average over their past 10 games are less than the 6.8 they average on the season, but those 10 games have seen a higher percentage of three-point shots made, 33.7% compared to their season-long percentage of 33.3% from deep.
Portland State betting records this season
- ATS Record: 18-8-0 (Home: 7-4-0; Away: 11-4-0)
- ATS Record When Favored by 6.5+: 4-3-0 (As Favorite: 12-5-0; As Underdog: 6-3-0)
- O-U-P: 10-16-0 (Home: 3-8-0; Away: 7-8-0)
- Record When Moneyline Favorite: 14-3 (Home: 8-3; Away: 6-0)
- Record When Moneyline Underdog: 2-7 (Home: 0-0; Away: 2-7)
| Field Goal % | Opp. Field Goal % | Rebounds | Opp. Rebounds | Assists | Turnovers |
|---|---|---|---|---|---|
| 46.7 (88th in nation) | 41.3 (37th) | 33.5 (97th) | 28.9 (56th) | 14.9 (113th) | 11.7 (258th) |
Need to know more about sports betting before you put down a wager on Portland State vs. Idaho State? Here’s everything you need to know about how to bet.
Idaho State statistics, trends and more
Recent trends
- In their past 10 games, the Bengals are scoring 71.8 points per game, 2.6 fewer points than their season average (74.4).
- Idaho State is ceding 79.9 points per contest over its previous 10 games, which is 4.0 more points than it is allowing for the season (75.9).
- The Bengals are draining 6.5 threes per game over their past 10 games, which is 1.2 fewer three-pointers than their average for the season (7.7). Additionally, they sport a worse three-point percentage over their previous 10 games (30.2%) compared to their season average from beyond the arc (33.1%).
Idaho State betting records this season
- ATS Record: 14-15-0 (Home: 5-6-0; Away: 7-8-0)
- ATS Record When Underdog by 6.5+: 4-2-0 (As Favorite: 6-7-0; As Underdog: 8-8-0)
- O-U-P: 16-13-0 (Home: 7-4-0; Away: 8-7-0)
- Record When Moneyline Favorite: 7-6 (Home: 3-5; Away: 2-1)
- Record When Moneyline Underdog: 3-13 (Home: 2-1; Away: 1-11)
| Field Goal % | Opp. Field Goal % | Rebounds | Opp. Rebounds | Assists | Turnovers |
|---|---|---|---|---|---|
| 45.2 (184th in nation) | 47.5 (335th) | 30.7 (249th) | 27.4 (17th) | 11.9 (319th) | 10.5 (134th) |

BetDecider Team
The BetDecider team brings you the most current sports betting content, with expert insights and tips. Our aim is that you can make an informed betting decision, including best odds and exclusive sportsbook offers, to maximize your betting experience.


