In the early 2000s, Gaziantep FK began to draw attention with its performances in the Süper Lig. In the 2001-2002 season, the team secured a spot in the UEFA Cup by finishing high in the league standings. This marked one of the most significant moments in the club's history, as Gaziantep FK had the opportunity to showcase themselves on an international stage.

In 2002, Gaziantep FK was drawn against Spanish club Real Betis in the first round of the UEFA Cup. Playing the first leg at Gaziantep Stadyumu, the Kırmızı-Siyahlılar entered the pitch with their fans' enthusiasm. The performance displayed in this match was praised by both supporters and football authorities alike.

The second leg took place at Estadio Manuel Ruiz de Lopera in Sevilla, Spain. The squad of Gaziantep FK at that time was noted for its bold style of play. Although they were unable to advance to the next round, this experience proved to be a significant learning opportunity for the club.

This European adventure enhanced Gaziantep FK's prestige both locally and internationally. The team's participation in Europe opened new opportunities for young players and led to the establishment of new goals for the club’s management. This period is remembered as a time when the foundations for the club's future successes were laid.

Over time, this experience became a source of motivation for both the fans and the players. The Kırmızı-Siyahlılar continue to strive for their adventures in European competitions since that day. This first step of Gaziantep FK in Europe has secured its place in the club's history and serves as an inspiration for future generations.