| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Mazzi, Stefano R (10)
|
FGSOFL |
1:15.59 |
1:13.08 |
-2.51 |
| 2 |
Jimenez, Connor G (10)
|
FGSOFL |
1:19.11 |
1:13.36 |
-5.75 |
| 3 |
Viazmetinov, Oleksii (10)
|
FGSOFL |
1:26.10 |
1:18.52 |
-7.58 |
| 4 |
Harries, Ryan T (10)
|
FGSOFL |
|
1:22.83 |
- |
| 5 |
Ramos, Thomas M (10)
|
FGSWAT |
|
1:23.20 |
- |
| 6 |
Meltzer, Russell A (10)
|
FGMCDA |
1:34.28 |
1:28.28 |
-6.00 |
| 7 |
Stewart, Adam L (10)
|
FGSOFL |
|
1:28.65 |
- |
| 8 |
Chaussky, Aleksander (10)
|
FGSOFL |
|
1:29.65 |
- |
| 9 |
Petkov, Martin M (10)
|
FGSOFL |
1:33.03 |
1:31.17 |
-1.86 |
| 10 |
McVeigh, Dylan M (9)
|
FGSOFL |
1:32.81 |
1:35.16 |
2.35 |
| 11 |
Woodward, Reed (9)
|
FGSOFL |
1:34.52 |
1:38.34 |
3.82 |
| 12 |
Christensen, Preston R (9)
|
FGSOFL |
|
1:39.39 |
- |
| 13 |
Sowma, Adrian J (10)
|
FGSOFL |
1:37.28 |
1:39.89 |
2.61 |
| 14 |
Kilybayev, Timur (9)
|
FLMSAT |
|
1:42.04 |
- |
| 15 |
Chaussky, Daniel (8)
|
FGSOFL |
|
1:42.17 |
- |
| 16 |
Moya, Jason (10)
|
FGSOFL |
1:39.45 |
1:43.21 |
3.76 |
| 17 |
Khasanov, Fail (9)
|
FLMSAT |
|
1:43.44 |
- |
| 18 |
Scheingoltz, Mateo (10)
|
FGMCDA |
1:45.24 |
1:43.90 |
-1.34 |
| 19 |
Amaral, Leonardo (8)
|
FGMCDA |
|
1:49.87 |
- |
| 20 |
Rodriguez, Lorenzo E (8)
|
FGMCDA |
|
1:50.94 |
- |
| 21 |
Leontev, Aleksandr (9)
|
FLMSAT |
|
2:04.55 |
- |
| 22 |
Rodriguez, Camilo I (6)
|
FGMCDA |
|
2:38.82 |
- |