| Rank | BIB | Name | Year | Club | Time | ||
|---|---|---|---|---|---|---|---|
| 1 | 72 | Fannar Hólm Ólafsson | 2012 | 00:35:09.43 | |||
| 2 | 372 | Valtýr Örn Árnason | 1976 | Afturelding | 00:38:04.92 | +02:55 | |
| 3 | 91 | Bjarni Ásberg Þorkelsson | 2009 | Afturelding | 00:39:33.34 | +04:24 | |
| 4 | 75 | Tindur Orri Ólafsson | 2015 | 00:40:44.78 | +05:35 | ||
| 5 | 74 | Elva Hjálmarsdóttir | 1986 | 00:40:45.61 | +05:36 | ||
| 6 | 88 | Valgeir Smári Óskarsson | 1978 | HFR | 00:45:24.91 | +10:15 | |
| 7 | 80 | Kristján Þór Jóhannsson | 2011 | Afturelding | 00:46:10.74 | +11:01 | |
| 8 | 73 | Alexander Pham Guðmundsson | 2011 | Afturelding | 00:46:46.92 | +11:37 | |
| 9 | 85 | Áslaug Yngvadóttir | 2011 | HFR | 00:48:11.38 | +13:02 | |
| 10 | 89 | Óskar Óli Valgeirsson | 2007 | HFR | 00:48:27.83 | +13:18 | |
| 11 | 92 | Darri Steinn Ólafsson | 2012 | Afturelding | 00:55:17.66 | +20:08 | |
| 12 | 86 | Máni Matthíasson | 2012 | 00:55:23.45 | +20:14 | ||
| 13 | 90 | Natan Leó | 2016 | 00:55:43.64 | +20:34 | ||
| 14 | 79 | Leó Smári Grétarsson Hagalín | 2017 | Afturelding | 00:57:31.35 | +22:22 | |
| 15 | 76 | Dagný Guðmundsdóttir | 1973 | Tindur | 01:02:54.02 | +27:45 | |
| 16 | 77 | Brynjar Leó Sölvason | 2017 | 01:02:54.53 | +27:45 | ||
| 17 | 84 | Daníel kári Georgsson | 2011 | Afturelding | 01:05:14.64 | +30:05 | |
| 18 | 83 | Georg Vilhjálmsson | 1975 | 01:05:15.40 | +30:06 | ||
| 19 | 96 | Benedikt Kristján Mikaelsson | 2018 | Afturelding | 01:39:47.09 | +01:04:38 | |
| 20 | 94 | Viktoría Líf Ívarsdóttir | 2018 | 01:39:55.64 | +01:04:46 | ||
| 21 | 93 | Guðfinna Pétursdóttir | 1994 | 01:39:58.72 | +01:04:49 | ||
| 22 | 81 | Andrés Andrésson | 1985 | 01:43:23.31 | +01:08:14 | ||
| 23 | 82 | Haukur Orri Andrésson | 2017 | 01:43:23.67 | +01:08:14 | ||
| 24 | 95 | Helga Dóra Magnúsdóttir | 1984 | Afturelding |