| Rank | BIB | Name | Year | Club | Time | ||
|---|---|---|---|---|---|---|---|
| 1 | Helga Lilja Maack | 2008 | ÍR | 00:04:13 | |||
| 2 | Ingibjörg Ester Ármannsdóttir | 1988 | Fjallahlaupaþjálfun | 00:04:42 | +00:29 | ||
| 3 | Lukka Maisól Pálmadóttir | 2017 | ÍR | 00:07:23 | +03:10 | ||
| 4 | Sylva Styrmisdóttir | 2017 | 00:07:25 | +03:12 | |||
| 5 | Steinunn Þordardottir | 1982 | Náttúruhlaup | 00:07:26 | +03:13 | ||
| 6 | Helga Sigríður Thorlacius Fossberg | 1987 | Hreyfihópurinn HEBA | 00:07:37 | +03:24 |