| Singles | |
|---|---|
| 2024 Las Vegas Challenger | |
| Champion |  Learner Tien |
| Runner-up | Tristan Boyer |
| Score | 7–5, 1–6, 6–3 |
Tennys Sandgren was the defending champion [1] but chose not to defend his title.
Learner Tien won the title after defeating Tristan Boyer 7–5, 1–6, 6–3 in the final.
Patrick Kypson (first round) Denis Kudla (quarterfinals) Learner Tien (champion) Brandon Holt (first round)
Abdullah Shelbayh (semifinals) Tristan Boyer (final)
Bernard Tomic (quarterfinals, retired)
Juan Pablo Ficovich (second round)| Semifinals | Final | ||||||||||||
| 6 | Tristan Boyer | 4 | 6 | 77 | |||||||||
 Karue Sell | 6 | 1 | 64 | ||||||||||
| 6 | Tristan Boyer | 5 | 6 | 3 | |||||||||
| 3 | Learner Tien | 7 | 1 | 6 | |||||||||
| 3 | Learner Tien | 6 | 3 | 6 | |||||||||
| 5 | Abdullah Shelbayh | 3 | 6 | 4 | |||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | P Kypson | 3 | 6 | 1 | |||||||||||||||||||||||
| A Martin | 6 | 1 | 6 | A Martin | 6 | 7 | |||||||||||||||||||||
| L Saville | 2 | 5 | Q | Q Vandecasteele | 1 | 5 | |||||||||||||||||||||
| Q | Quinn Vandecasteele | 6 | 7 | A Martin | 6 | 3 | 63 | ||||||||||||||||||||
| Christian Langmo | 3 | 1 | 6 | T Boyer | 3 | 6 | 77 | ||||||||||||||||||||
| WC | Colton Smith | 6 | 6 | WC | C Smith | 65 | 2 | ||||||||||||||||||||
| Q | O Kumar | 6 | 2 | 3 | 6 | T Boyer | 77 | 6 | |||||||||||||||||||
| 6 | T Boyer | 4 | 6 | 6 | 6 | T Boyer | 4 | 6 | 77 | ||||||||||||||||||
| 4 | B Holt | 63 | 6 | 4 | K Sell | 6 | 1 | 64 | |||||||||||||||||||
| Q | Patrick Maloney | 77 | 1 | 6 | Q | P Maloney | 3 | 4 | |||||||||||||||||||
| Alt | G Nanda | 4 | 4 | WC | K Bigun | 6 | 6 | ||||||||||||||||||||
| WC | K Bigun | 6 | 6 | WC | K Bigun | 2 | 3 | ||||||||||||||||||||
| S Kirchheimer | 1 | 2 | K Sell | 6 | 6 | ||||||||||||||||||||||
| Karue Sell | 6 | 6 | K Sell | 3 | 6 | 713 | |||||||||||||||||||||
| Q | C Altamirano | 3 | 5 | 8 | JP Ficovich | 6 | 1 | 611 | |||||||||||||||||||
| 8 | JP Ficovich | 6 | 7 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 7 | B Tomic | 77 | 6 | ||||||||||||||||||||||||
| Micah Braswell | 61 | 4 | 7 | B Tomic | 7 | 63 | 6 | ||||||||||||||||||||
| B Kuzuhara | 5 | 4 | E Spizzirri | 5 | 77 | 4 | |||||||||||||||||||||
| E Spizzirri | 7 | 6 | 7 | B Tomic | 5 | 0r | |||||||||||||||||||||
| C Kingsley | 5 | 77 | 6 | 3 | L Tien | 7 | 0 | ||||||||||||||||||||
| WC | JJ Tracy | 7 | 60 | 3 | C Kingsley | 3 | 3 | ||||||||||||||||||||
| Q | A Rybakov | 78 | 2 | 2 | 3 | L Tien | 6 | 6 | |||||||||||||||||||
| 3 | L Tien | 66 | 6 | 6 | 3 | L Tien | 6 | 3 | 6 | ||||||||||||||||||
| 5 | A Shelbayh | 6 | 3 | 7 | 5 | A Shelbayh | 3 | 6 | 4 | ||||||||||||||||||
| Q | T Hilderbrand | 3 | 6 | 5 | 5 | A Shelbayh | 6 | 6 | |||||||||||||||||||
 M Gengel | 6 | 6 | M Gengel | 3 | 4 | ||||||||||||||||||||||
 N Nakagawa | 3 | 2 | 5 | A Shelbayh | 6 | 3 | 6 | ||||||||||||||||||||
| J Trotter | 6 | 4 | 6 | 2 | D Kudla | 4 | 6 | 2 | |||||||||||||||||||
 E Escobedo | 4 | 6 | 4 | J Trotter | 4 | 1 | |||||||||||||||||||||
 J Monday | 65 | 3 | 2 | D Kudla | 6 | 6 | |||||||||||||||||||||
| 2 | D Kudla | 77 | 6 | ||||||||||||||||||||||||
Michael Russell was the defending champion, but retired against Tennys Sandgren in the quarterfinals.
Top seed Tim Smyczek won the title defeating unseeded Canadian Peter Polansky in the final.
Chase Buchanan and Tennys Sandgren were the defending champions but only Sandgren chose to defend his title, partnering Austin Krajicek. Sandgren lost in the quarterfinals to Brian Baker and Sam Groth.
Malek Jaziri was the defending champion but chose not to defend his title.
Juan Mónaco was the defending champion, but lost in the first round to Dustin Brown.
Bjorn Fratangelo was the defending champion but chose not to defend his title.
Ivo Karlović was the defending champion, but lost in the quarterfinals to Peter Gojowczyk.
James McGee was the defending champion but chose not to defend his title.
Darian King was the defending champion but lost in the first round to Mackenzie McDonald.
Santiago Giraldo was the defending champion but chose not to defend his title.
Sam Groth was the defending champion but retired in the second round against Jan Choinski.
Reilly Opelka was the defending champion but lost in the first round to Tennys Sandgren.
Pablo Cuevas was the three-time defending champion, but lost in the semifinals to Fabio Fognini.
Steve Johnson was the defending champion and successfully defended his title, defeating Tennys Sandgren in the final, 7–6(7–2), 2–6, 6–4.
Filip Peliwo was the defending champion but chose not to defend his title.
Noah Rubin was the defending champion but lost in the quarterfinals to Tennys Sandgren.
Mischa Zverev was the defending champion, but chose not to participate this year.
Jean-Julien Rojer and Horia Tecău were the two-time defending champions, and chose not to participate this year.
Reilly Opelka was the defending champion, but lost to Jason Jung in the quarterfinals.
Nikoloz Basilashvili was the two-time defending champion, but lost in the first round to Roberto Bautista Agut.
Vasek Pospisil was the defending champion but chose not to defend his title.