- Bordeaux aim to win the Champions Cup for the second year in a row,
- Leinster look for their fifth title, with their last coming in 2018.
- Leinster have lost four finals since their last win in 2018.
| Home team | Leinster |
| Away team | Bordeaux Begles |
| Venue | Stadio San Mamés |
| Competition | Champions Cup |
| Kick off time | 2:45 pm (UK) |
| Watch Live in the UK | ITV/Premier Sports |
Leinster vs Bordeaux Begles Champions Cup final preview as the sides meet at Stadio San Mames in Bilbao.
Leinster will be aiming to win their fifth Champions Cup title, while Bordeaux are chasing their second title in a row.
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Leinster vs Bordeaux Begles lineups to follow
| Leinster | Bordeuax Begles | ||||
| Forwards | |||||
| Porter | 1 | Poirot | |||
| Sheehan | 2 | Lamothe | |||
| Clarkson | 3 | Sadie | |||
| McCarthy | 4 | Palu | |||
| Ryan | 5 | Coleman | |||
| Conan | 6 | Bochaton | |||
| Van der Flier | 7 | Woki | |||
| Doris | 8 | Gazzotti | |||
| Backs | |||||
| Gibson-Park | 9 | Lucu | |||
| Byrne | 10 | Jalibert | |||
| Ioane | 11 | Bielle-Biarrey | |||
| Henshaw | 12 | Moefana | |||
| Ringrose | 13 | Penaud | |||
| T O’Brien | 14 | Uberti | |||
| Keenan | 15 | Rayasi | |||
| Replacements | |||||
| Kelleher | 16 | Barlot | |||
| G McCarthy | 17 | Boniface | |||
| Furlong | 18 | Tameifuna | |||
| Mangan | 19 | Swinton | |||
| Deegan | 20 | Matiu | |||
| McGrath | 21 | Vergnes-Taillefer | |||
| Frawley | 22 | Retiere | |||
| Osborne | 23 | Reus | |||
Recent Form:
Leinster (Home team):
| Result | Date | Competition | Opponent | Score |
| Won | 16th May 2026 | URC | Ospreys | 68-14 |
| Won | 9th May 2026 | URC | Lions | 31-7 |
| Won | 2nd May 2026 | Champions Cup | Toulon | 29-25 |
| Loss | 25th April 2026 | URC | Benetton | 29-26 |
| Won | 18th April 2026 | URC | Ulster | 21-29 |
Leinster have won seven of the last eight matches, only losing in a dramatic away game to Benetton in the URC. In the last round, they made light work of the Ospreys to book them a home quarter-final in the URC. They scored a huge 10 tries in the game, only conceding two. Leinster had flown out to a 28-0 lead in the first 25 minutes.
Bordeaux Begles (Away team):
| Result | Date | Competition | Opponent | Score |
| Won | 16th May 2026 | Top 14 | Perpignan | 37-32 |
| Won | 9th May 2026 | Top 14 | Bayonne | 38-40 |
| Won | 3rd May 2026 | Champions Cup | Bath | 38-26 |
| Loss | 25th April 2026 | Top 14 | Montpellier | 21-23 |
| Loss | 18th April 2026 | Top 14 | La Rochelle | 45-15 |
Bordeaux have won their last three games in all competitions going back to their semi-final win against Bath. Their two wins since then have been by narrow margins. In the last game against Perpignan, it came down to two late penalties from Maxime Lucu in the last 15 minutes to win the game by five.
