Name colour: male · female
| Rank | Bib | Name | PI | Progress | Elapsed | Time of day | Diff |
|---|---|---|---|---|---|---|---|
| 1 | 328B | SAWATMONGKOL, RUECHA | — | FIN | 1:15:06 | 08:45:06 | - |
| 2 | 310A | CHAITAWEEPORNSUK, PAKORN | — | FIN | 1:16:39 | 08:46:39 | +1:33 |
| 3 | 336B | SIRASUD, CHARN | — | FIN | 1:16:59 | 08:46:59 | +1:53 |
| 4 | 316A | FEAKSAMUT, SUPPASIN | — | FIN | 1:21:04 | 08:51:04 | +5:58 |
| 5 | 337C | KRUNPUN, NAWAPON | — | FIN | 1:31:53 | 09:01:53 | +16:47 |
| 6 | 339C | ONGLAOR, RUKSACHAI | — | FIN | 1:32:02 | 09:02:02 | +16:56 |
| 7 | 339A | CHARNATAPARPORN, CHANCHAI | — | FIN | 1:33:32 | 09:03:32 | +18:26 |
| 8 | 323B | OBROMSOOK, PHUMIN | — | FIN | 1:33:45 | 09:03:45 | +18:39 |
| 9 | 303A | RUGSAYOS, APISIT | — | FIN | 1:34:11 | 09:04:11 | +19:05 |
| 10 | 304A | ARCHJANANUN, DECHA | — | FIN | 1:35:10 | 09:05:10 | +20:04 |
| 11 | 304C | CHANYAKUL, WATCHARAVIT | — | FIN | 1:35:16 | 09:05:16 | +20:10 |
| 12 | 313A | JINDARATANACHOLKIJ, CHOTE | — | FIN | 1:40:00 | 09:10:00 | +24:54 |
| 13 | 341C | KHAENGKHAN, PORNTHEP | — | FIN | 1:40:53 | 09:10:53 | +25:47 |
| 14 | 321A | TANPIBUL, PANU | — | FIN | 1:44:41 | 09:14:41 | +29:35 |
| 15 | 321C | KITTIRUENGPAIROJ, CHAIYACHADE | — | FIN | 1:44:44 | 09:14:44 | +29:38 |
| 16 | 311A | WATJANAJARUSUK, TANAWAT | — | FIN | 1:46:04 | 09:16:04 | +30:58 |
| 17 | 311B | JALERD, CHANNAPHAT | — | FIN | 1:46:10 | 09:16:10 | +31:04 |
| 18 | 317B | SUKTHUAN, PANURUTH | — | FIN | 1:46:21 | 09:16:21 | +31:15 |
| 19 | 327C | BOONYO, THEERAYUT | — | FIN | 1:47:09 | 09:17:09 | +32:03 |
| 20 | 337A | KRUDPUN, CHAVALIT | — | FIN | 1:47:14 | 09:17:14 | +32:08 |
| 21 | 334A | TREENARIN, SORALAM | — | FIN | 1:47:33 | 09:17:33 | +32:27 |
| 22 | 334C | DUANGKAEW, TREEPON | — | FIN | 1:47:39 | 09:17:39 | +32:33 |
| 23 | 307A | THANYAWONG, YANADET | — | FIN | 1:47:43 | 09:17:43 | +32:37 |
| 24 | 329C | JANMOON, TATCHATORN | — | FIN | 1:48:01 | 09:18:01 | +32:55 |
| 25 | 307B | SOONSORN, THINAKOM | — | FIN | 1:50:57 | 09:20:57 | +35:51 |
| 26 | 302A | IAMSIRINUKUL, THANAWAT | — | FIN | 1:51:37 | 09:21:37 | +36:31 |
| 27 | 307C | PANYOWAT, PHUMRAT | — | FIN | 1:52:25 | 09:22:25 | +37:19 |
| 28 | 322B | LIMTHONG, TANAWAT | — | FIN | 1:53:06 | 09:23:06 | +38:00 |
| 29 | 301B | KARAWAPONG, ACHIRA | — | FIN | 1:57:34 | 09:27:34 | +42:28 |
| 30 | 315A | PRADITKANOK, THANAPOL | — | FIN | 2:02:06 | 09:32:06 | +47:00 |
| 31 | 301A | KUNADHAMRAKS, PICHET | — | FIN | 2:03:07 | 09:33:07 | +48:01 |
| 32 | 333C | SANGLEK, SATTAWAT | — | FIN | 2:04:45 | 09:34:45 | +49:39 |
| 33 | 309B | SUKSOMBAT, THANAKORN | — | FIN | 2:04:54 | 09:34:54 | +49:48 |
| 34 | 318B | PRASERTWONG, MONTOL | — | FIN | 2:08:23 | 09:38:23 | +53:17 |
| 35 | 308A | SITTICHAIYANANT, NATTAKITT | — | FIN | 2:13:56 | 09:43:56 | +58:50 |
| 36 | 320A | YUANLAE, SUKIT | — | FIN | 2:18:00 | 09:48:00 | +1:02:54 |
| 37 | 318C | PRASERTWONG, PATABEE | — | FIN | 2:21:48 | 09:51:48 | +1:06:42 |
| 38 | 326C | ANUKUL, TRAI | — | FIN | 2:42:25 | 10:12:25 | +1:27:19 |
| 39 | 326A | ANUKUL, PIYANUN | — | FIN | 2:42:29 | 10:12:29 | +1:27:23 |
| 40 | 326B | ANUKUL, TINN | — | FIN | 2:43:43 | 10:13:43 | +1:28:37 |