| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kokidko, Nicolas (8)
|
FGUN |
|
20.75 |
- |
| 2 |
Mastropasqua, Fabrizio (8)
|
FGUN |
|
21.85 |
- |
| 3 |
Adan, Daniel S (7)
|
FGUN |
|
25.00 |
- |
| 4 |
Linares, Jesus D (8)
|
FGSDST |
24.27 |
25.58 |
1.31 |
| 5 |
Cavani, Emiliano (8)
|
FGUN |
|
25.95 |
- |
| 6 |
Adan, Matthew S (6)
|
FGUN |
|
28.24 |
- |
| 7 |
Almuina, Brandon (6)
|
FGUN |
|
30.16 |
- |
| 8 |
Gonzalez, Tomas A (8)
|
FGSDST |
|
30.86 |
- |
| 9 |
Sanchez, Erick D (8)
|
FGMACM |
36.07 |
31.32 |
-4.75 |
| 10 |
Romanov, Nikita (7)
|
FGMACM |
31.69 |
31.61 |
-0.08 |
| 11 |
Lopez, Matias (7)
|
FGMACM |
30.56 |
33.10 |
2.54 |
| 12 |
Meneses, Matthew L (6)
|
FGUN |
|
35.71 |
- |
|
Gabaldon, Maximiliano (8)
|
FGMACM |
30.02 |
DQ |
- |
|
Suarez, Mathias J (7)
|
FGSDST |
32.71 |
NS |
- |
|
Fontaine, Lucas (7)
|
FGUN |
|
NS |
- |
|
Fontaine, Marcos (8)
|
FGUN |
|
NS |
- |
|
Orejuela, Julio C (6)
|
FGMACM |
32.60 |
NS |
- |
|
Quesada, Jesse (7)
|
FGUN |
|
NS |
- |