| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Salas, Stefanos H (10)
|
MRNCAC |
1:15.00 |
1:15.60 |
0.60 |
| 2 |
Mountantonakis, Emmanouil S (10)
|
MRFLY |
1:19.72 |
1:17.13 |
-2.59 |
| 3 |
Tung, Wesley S (10)
|
MRUN |
1:28.45 |
1:24.02 |
-4.43 |
| 4 |
Lim, James (10)
|
MRFLY |
1:27.12 |
1:29.55 |
2.43 |
| 5 |
Payne, Tristan A (10)
|
MRRA |
1:29.82 |
1:41.96 |
12.14 |
| 6 |
Keating, Daniel (10)
|
MRASAP |
1:55.46 |
1:49.40 |
-6.06 |
| 7 |
Payne, William M (9)
|
MRRA |
1:56.64 |
1:51.70 |
-4.94 |
|
Shah, Sun-Jin (9)
|
MRNYCC |
1:45.00 |
DQ |
- |
|
Roche, James M (9)
|
MRRA |
1:49.26 |
DQ |
- |
|
Osypenko, Sasha (10)
|
MRHYB |
1:53.13 |
NS |
- |
|
Shulyar, Stanislau Z (10)
|
MRMCBY |
|
NS |
- |