| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Scholl, Hayden J (8)
|
FGJDST |
1:27.39 |
1:21.64 |
-5.75 |
| 2 |
Leyva Riestra, Rainier (7)
|
FGBMHG |
1:21.24 |
1:23.03 |
1.79 |
| 3 |
Casal, Morgan (8)
|
FGBMHG |
1:26.49 |
1:23.63 |
-2.86 |
| 4 |
Calderon, Daniel A (8)
|
FGBMHG |
1:29.49 |
1:31.62 |
2.13 |
| 5 |
Carmona, Juan Sebastian (8)
|
FGBMHG |
1:32.96 |
1:31.65 |
-1.31 |
| 6 |
Bishai, David (8)
|
FGLLL |
1:32.06 |
1:32.78 |
0.72 |
| 7 |
Lee, Steven (8)
|
FGWOW |
|
1:33.05 |
- |
| 8 |
Rottcher, Benjamin (8)
|
FGWOW |
|
1:34.93 |
- |
| 9 |
Oteifa, Remington C (8)
|
FGJDST |
1:41.78 |
1:41.61 |
-0.17 |
| 10 |
Howell, Cooper W (7)
|
FGLLL |
1:42.77 |
1:46.73 |
3.96 |
| 11 |
Montes, Jose A (8)
|
FGBMHG |
1:44.45 |
1:53.14 |
8.69 |
| 12 |
Kanjian, Braden A (8)
|
FGLLL |
1:42.57 |
1:53.73 |
11.16 |
|
Bekesi, Oliver (8)
|
FGLLL |
|
DQ |
- |
|
Espina, Diego A (8)
|
FGBMHG |
1:23.90 |
NS |
- |