| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Roca, Peter M (12)
|
FGEA |
1:09.01 |
1:09.87 |
0.86 |
| 2 |
Charnou, Maksim (12)
|
FGNMST |
1:12.94 |
1:13.17 |
0.23 |
| 3 |
Lesentier, Liam M (12)
|
FGEA |
1:12.01 |
1:13.85 |
1.84 |
| 4 |
Martinez Cabrera, Gabriel E (12)
|
FGRANS |
1:17.00 |
1:17.59 |
0.59 |
| 5 |
Romankiv, Askold * (12)
|
FGAJSC |
1:31.84 |
1:17.71 |
-14.13 |
| 6 |
Lander, Anthony J (12)
|
FGAJSC |
1:32.59 |
1:19.47 |
-13.12 |
| 7 |
Young, Lucas (11)
|
UNAT |
|
1:20.49 |
- |
| 8 |
Bachmann, Klaus S (12)
|
UNAT |
1:30.20 |
1:23.46 |
-6.74 |
| 9 |
DE LA Cabada, Kyle J (12)
|
FGRANS |
|
1:24.73 |
- |
| 10 |
Atkatz, Skyler T (12)
|
FGMBS |
1:26.58 |
1:27.96 |
1.38 |
| 11 |
Espinal, Joaquin E (12)
|
FGRANS |
1:35.23 |
1:30.07 |
-5.16 |
| 12 |
Bitar, Joseph F (11)
|
FGCANE |
1:41.04 |
1:36.45 |
-4.59 |
| 13 |
Garcia, Isaac N (12)
|
FGMACM |
|
1:43.35 |
- |
| 14 |
Arias, Alexander B (12)
|
FGAJSC |
|
1:45.09 |
- |
|
Garcia, Alex (11)
|
FGMACM |
|
1:44.94 |
- |