Athletic Club vs Arsenal: Live stream, kick-off time, TV channel, injury news and more

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The Champions League finally makes a return for the 2025/26 season, as 36 teams enter the league phase in search of glory.

For Arsenal, it’s an opportunity to make history, following an impressive campaign last time out in Europe.

There were some memorable moments, not least Arsenal’s win over Real Madrid, which took them all the way to the semi-finals.

Eventual defeat to PSG spelled the end of Mikel Arteta’s team, though, as they took a leap in terms of their European ambitions.

Now, Arsenal want to go one step further as they look to seal themselves among some of the greats of the game.

It all starts with a clash away at Athletic Club in the Champions League’s league phase, as a fast start is needed to get points on the board.

So, with that said, here’s a look at everything you need to know about the clash.

When is Athletic Club vs Arsenal

Arsenal’s clash with Athletic Club will take place on Tuesday, September 16, as the two clubs kick off this season’s Champions League.

What time is Athletic Club vs Arsenal kick-off

The match between Athletic Club and Arsenal starts at the slightly earlier kick-off time of 5:45pm (BST), 6:45pm local time in Spain.

Athletic Club vs Arsenal TV channel

There will be TV coverage of Arsenal’s trip to Athletic Club, as TNT Sports 1 and TNT Sports Ultimate will be showing the match.

A valid subscription is required to follow along as the action happens at San Mames.

Live stream for Athletic Club vs Arsenal

A live stream will be available for Athletic Club vs Arsenal on the Discovery+ app.

To follow along on a smart device or a computer, an eligible login is required along with a TNT Sports subscription.

Who is the referee for Athletic Club vs Arsenal

UEFA have announced that Donatas Rumsas of Lithuania will be the referee in charge of Athletic Club vs Arsenal.

He will be joined by his compatriots Aleksandr Radius and Dovydas Suziedelis running the lines, while Robertas Valikonis is the fourth official.

VAR will be in operation, with Tomasz Kwiatkowski in the main position, joined by his assistant Pol van Boekel.

Athletic Club injury news and team updates

Athletic Club have an almost fully fit squad available to Ernesto Valverde, but there is one key absence.

Former Arsenal transfer target Nico Williams is set to miss out, after picking up a significant groin injury on international duty with Spain.

Yeray Alvarez is suspended for the clash.

Arsenal team news and injury updates

There is some mixed news on the injury front for Arsenal, as they make the trip across to Spain.

William Saliba’s ankle injury seems to have eased, as he has featured in training for the side, while Christian Norgaard was also back training.

Martin Odegaard’s shoulder injury has recurred though, which looks set to keep him out alongside Bukayo Saka, Kai Havertz and Gabriel Jesus.

Athletic Club vs Arsenal prediction

The Champions League always makes for some interesting match ups, and it will be intriguing to see how the clash between the Premier League and La Liga falls.

For Athletic Club, the lack of Nico Williams is huge, while they will need plenty of quality to beat Arsenal on the night.

The Gunners finally have strength in depth, combined with the physicality and quality that any team would find it tough to deal with.

For that reason, it’s tough to see beyond an Arsenal win.

Prediction: Athletic Club 0-3 Arsenal.