| Date: | 1–7 April |
| Edition: | 5th |
| Surface: | Clay |
| Location: | Barcelona, Spain |
| Champs: |  Nick Hardt |
| Champd: |  Daniel Rincón / Oriol Roca Batalla |
| Before Year: | 2021 |
The 2024 Sánchez-Casal Cup was a professional tennis tournament played on clay courts. It was the fifth edition of the tournament which was part of the 2024 ATP Challenger Tour. It took place in Barcelona, Spain between 1 and 7 April 2024.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 France | Quentin Halys | 113 | 1 | |
| Spain | Bernabé Zapata Miralles | 145 | 2 | |
| Jesper de Jong | 151 | 3 | ||
 Moldova, Republic of | Radu Albot | 155 | 4 | |
 Ukraine | Vitaliy Sachko | 175 | 5 | |
| Ivan Gakhov | 176 | 6 | ||
 United Kingdom | Billy Harris | 181 | 7 | |
 Belgium | Joris De Loore | 189 | 8 |
The following players received wildcards into the singles main draw:
Tristan McCormick David Naharro Bernabé Zapata MirallesThe following player received entry into the singles main draw as a special exempt:
The following players received entry into the singles main draw as alternates:
Mathys Erhard Nick HardtThe following players received entry from the qualifying draw:
See main article: 2024 Sánchez-Casal Cup – Singles.
Nick Hardt def. Bernabé Zapata Miralles 6–4, 3–6, 6–2.See main article: 2024 Sánchez-Casal Cup – Doubles.
Daniel Rincón / Oriol Roca Batalla def. Jakob Schnaitter / Mark Wallner 5–7, 6–4, [11–9].
