Semi-final 1 - Results
| RankRk | Bib | Name | Time | Qualification mark | Photo finish | |
|---|
| 1 | 1 | | 3:39.72 | Q | | + |
|---|
| 2 | 27 | | 3:40.28 | Q | Resolved photo finish | + |
|---|
| 3 | 2 | | 3:40.32 | LL | Resolved photo finish | + |
|---|
| 4 | 21 | | 3:41.48 | LL | | + |
|---|
| 5 | 7 | | 3:44.47 | | | + |
|---|
| 6 | 17 | | 3:56.89 | | | + |
|---|
Semi-final 2 - Results
| RankRk | Bib | Name | Time | Qualification mark | Photo finish | |
|---|
| 1 | 4 | | 3:41.00 | Q | Resolved photo finish | + |
|---|
| 2 | 20 | | 3:41.00 | Q | Resolved photo finish | + |
|---|
| 3 | 15 | | 3:42.42 | | | + |
|---|
| 4 | 28 | | 3:43.16 | | | + |
|---|
| 5 | 25 | | 3:44.53 | | | + |
|---|
| 6 | 24 | | 3:45.12 | | | + |
|---|
