| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Roche, Ricardo (17)
|
FGSOFL |
16:15.09 |
15:44.80 |
-30.29 |
| 2 |
Lares, Andres A (17)
|
FGAZFL |
16:06.18 |
15:55.66 |
-10.52 |
| 3 |
Taddonio, Cameron J (16)
|
FGBRST |
16:27.04 |
16:09.66 |
-17.38 |
| 4 |
Rodriguez, Rafael (15)
|
FGSOFL |
16:09.78 |
16:11.07 |
1.29 |
| 5 |
Rodriguez, Jonathan (15)
|
FGGRSC |
16:21.42 |
16:22.45 |
1.03 |
| 6 |
Montero, Nestor E (15)
|
FGMACM |
16:28.89 |
16:22.76 |
-6.13 |
| 7 |
Serafim, Gabriel (17)
|
FGUN-0 |
16:14.59 |
16:23.48 |
8.89 |
| 8 |
Vatinelle, Matthieu A (18)
|
FGAKS |
16:26.83 |
16:24.33 |
-2.50 |
| 9 |
Vargas, Andres (15)
|
FGMACM |
16:23.56 |
16:39.39 |
15.83 |
| 10 |
Basalo, Alejandro (16)
|
FGMACM |
16:46.87 |
16:40.99 |
-5.88 |
| 11 |
Mateus, Leonardo E (15)
|
FGSOFL |
16:30.09 |
16:43.90 |
13.81 |
| 12 |
Valdes, Roberto (15)
|
FGGRSC |
16:54.44 |
16:46.09 |
-8.35 |
| 13 |
McKeon, Andres A (15)
|
FGCSSC |
17:11.66 |
16:49.85 |
-21.81 |
| 14 |
Taddonio, Matthew J (18)
|
FGBRST |
16:30.73 |
16:54.98 |
24.25 |
| 15 |
Santos, Mattheus C (15)
|
FGPOMP |
17:04.16 |
16:56.35 |
-7.81 |
| 16 |
Iturbe, Julian Enrique (17)
|
FGAZFL |
16:08.98 |
16:58.38 |
49.40 |
| 17 |
Fregosi, Carson C (17)
|
FGPCS |
17:03.55 |
16:59.83 |
-3.72 |
| 18 |
Almagro, Richard (17)
|
FGGRSC |
16:46.42 |
17:05.32 |
18.90 |
| 19 |
Padron, Dante A (17)
|
FGGRSC |
16:20.55 |
17:08.82 |
48.27 |
| 20 |
Gil, Drake E (16)
|
FGBRST |
16:34.14 |
17:10.90 |
36.76 |
| 21 |
Miller, Maxwell A (16)
|
FGYSF |
17:42.11 |
17:18.64 |
-23.47 |
| 22 |
Sweeting, Kenaz G (16)
|
FGHAFL |
17:41.86 |
17:20.86 |
-21.00 |
| 23 |
Gomez, Rodrigo A (15)
|
FGAZFL |
17:22.64 |
17:26.50 |
3.86 |
| 24 |
Barrantes, Emilio (14)
|
FGPOMP |
17:22.12 |
17:35.71 |
13.59 |
| 25 |
Marquez, Alex S (15)
|
FGPOMP |
17:40.59 |
17:48.36 |
7.77 |
| 26 |
Tortola, Cristian (15)
|
FGAZFL |
16:37.58 |
17:49.62 |
72.04 |
| 27 |
Pelaez, Tomas (15)
|
FGSOFL |
17:19.29 |
17:52.04 |
32.75 |