Inter Milan's away performances during the 2009/2010 season were a crucial part of their historic campaign, marked by notable successes both domestically and in Europe. Here's an overview:

1. Serie A Triumph: Inter Milan's away performances in Serie A were instrumental in their successful league campaign. Managed by José Mourinho, they showcased resilience and quality on the road, securing crucial victories against tough opponents. Inter Milan finished the season as champions of Serie A, demonstrating their dominance both home and away. Their away form was particularly impressive, as they accumulated a significant number of points away from the San Siro, ultimately clinching the Scudetto.

2. UEFA Champions League Success: Inter Milan's away performances in the UEFA Champions League during the 2009/2010 season were a highlight of their campaign. Managed by José Mourinho, they displayed resilience and quality in away fixtures, securing crucial wins against top European clubs. These performances were instrumental in their journey to the final, where they defeated Bayern Munich 2-0 to win their third European Cup/Champions League title, completing a historic treble alongside their Serie A and Coppa Italia triumphs.

3. Coppa Italia Campaign: In addition to their success in Serie A and the UEFA Champions League, Inter Milan also performed well in the Coppa Italia during the 2009/2010 season. While their away performances in the competition may not have been particularly remarkable, they reached the semi-finals, further adding to their achievements in domestic and European competitions.

4. Contributions from Key Players: Inter Milan's success away from home during the 2009/2010 season was also attributed to the performances of key players. Stars like Diego Milito, Wesley Sneijder, Samuel Eto'o, and Javier Zanetti played crucial roles in the team's away matches, contributing with their skill, experience, and leadership on the pitch.

5. Managerial Influence: José Mourinho's managerial acumen played a crucial role in Inter Milan's performance away from home during the 2009/2010 season. His tactical approach and ability to motivate the players were instrumental in guiding the team through challenging away fixtures. Mourinho's leadership ensured that Inter Milan remained competitive and resilient on the road, ultimately leading them to unprecedented success both domestically and in Europe.

Overall, the 2009/2010 away season for Inter Milan was characterized by resilience, consistency, and success in key competitions. Their ability to perform under pressure and secure crucial results away from home played a significant role in their historic treble-winning campaign, cementing their status as one of the greatest teams in football history.