| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hilario, Dalwin F (13)
|
MRRED |
1:16.51 |
1:12.71 |
-3.80 |
| 2 |
Alexandrov, Alexander T (13)
|
MRAPEX |
1:14.21 |
1:13.45 |
-0.76 |
| 3 |
Celik, Huseyin S (14)
|
MRHES |
1:18.99 |
1:16.50 |
-2.49 |
| 4 |
Martinez, Christopher I (14)
|
MRRED |
1:18.62 |
1:19.65 |
1.03 |
| 5 |
Leal, Johnny (14)
|
MRRED |
1:16.77 |
1:20.56 |
3.79 |
| 6 |
Dilchand, Sean (14)
|
UNAT |
1:22.50 |
1:21.91 |
-0.59 |
| 7 |
Adegoke, Akinbobola (14)
|
UNAT |
1:18.60 |
1:22.79 |
4.19 |
| 8 |
Angles, Lucas J (14)
|
MRMAKO |
1:32.31 |
1:28.97 |
-3.34 |
| 9 |
Drummond, Jared (13)
|
MRAPEX |
1:28.55 |
1:32.29 |
3.74 |
| 10 |
Williams, Zedekiah (13)
|
MRCAS |
1:30.25 |
1:32.82 |
2.57 |
| 11 |
Miller, Emanuel (13)
|
MRKBM |
1:30.58 |
1:33.39 |
2.81 |
| 12 |
Velazquez, Jonathan J (13)
|
MRKBM |
1:46.96 |
1:50.97 |
4.01 |