Ath Bilbao vs Atl. Madrid Prediction & Betting Tips (5 September)

St. Mirren will welcome Celtic to The SMiSA Stadium in Paisley on Saturday, 5 September 2026, for a Scottish Premiership 2026/27 fixture that pits the early-season surprise package against the reigning champions. Kick-off is scheduled for 8:00pm BST. The Buddies have made an encouraging start under manager Craig McLeish, while Martin O'Neill's Celtic side will look to maintain their perfect league record after an eventful opening month that included Champions League play-off heartbreak.

The home side has begun the campaign in impressive fashion, sitting second in the table with two wins and a draw from their opening three matches. McLeish's youthful squad has already shown resilience, with summer signing Killian Phillips netting three league goals from the number 10 role. Captain Marcus Fraser anchors a defence that has kept two clean sheets, while the attacking trio of Jonah Ayunga, Mikael Mandron and Jake Young offers pace and physicality. St. Mirren's recent form includes a 0-2 victory away to Falkirk on the opening day and a hard-fought 1-0 win against Partick Thistle, demonstrating their ability to grind out results against varied opposition.

Celtic arrive in Paisley with maximum points from their first three Premiership outings, having defeated Dundee 1-0, thrashed Kilmarnock 1-5 at Rugby Park with a Kasper Høgh hat-trick, and edged past Falkirk 2-1 at Paradise. O'Neill's squad for 2026/27 features a blend of experience and fresh talent, with new Colombian forward Camilo Durán already bagging five goals in all competitions and Danish striker Høgh adding a potent aerial threat. Captain Callum McGregor pulls the strings in midfield alongside Benjamin Nygren and Luke McCowan, while the defensive unit of Auston Trusty, Liam Scales and Kieran Tierney has conceded just twice in the league. The Hoops also progressed to the Scottish League Cup quarter-finals with a 0-4 demolition of Dundee United before their European campaign ended in extra-time agony against LASK.

European bookmakers have installed Celtic as heavy favourites for this encounter, with the best outright odds offering St. Mirren at 8.50, the draw at 4.80, and a Celtic victory at 1.33. The goal markets reflect the gulf in attacking firepower, with Over 2.5 goals priced at 1.57 and Both Teams to Score available at 1.80. Despite St. Mirren's promising start, the champions' superior quality in the final third and their relentless early-season form make an away win the most probable outcome. Our prediction is a 1 : 3 victory for Celtic, with Durán and Høgh likely to test a Buddies back line that has yet to face a strike force of this calibre in the 2026/27 campa