diff --git a/models/actions/run.go b/models/actions/run.go
index ab6e319b1cc85..8d4cef022899e 100644
--- a/models/actions/run.go
+++ b/models/actions/run.go
@@ -305,6 +305,39 @@ func InsertRun(ctx context.Context, run *ActionRun, jobs []*jobparser.SingleWork
 	return commiter.Commit()
 }
 
+func DeleteTaskSteps(ctx context.Context, steps []*ActionTaskStep) error {
+	for _, step := range steps {
+		if err := db.DeleteBeans(ctx, step); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func DeleteTask(ctx context.Context, actionTask *ActionTask) error {
+	return db.DeleteBeans(ctx, actionTask)
+}
+
+func DeleteRunJob(ctx context.Context, job *ActionRunJob) error {
+	return db.DeleteBeans(ctx, job)
+}
+
+func DeleteRun(ctx context.Context, run *ActionRun) error {
+	if run.Repo == nil {
+		repo, err := repo_model.GetRepositoryByID(ctx, run.RepoID)
+		if err != nil {
+			return err
+		}
+		run.Repo = repo
+	}
+
+	if err := db.DeleteBeans(ctx, run); err != nil {
+		return err
+	}
+
+	return updateRepoRunsNumbers(ctx, run.Repo)
+}
+
 func GetRunByID(ctx context.Context, id int64) (*ActionRun, error) {
 	var run ActionRun
 	has, err := db.GetEngine(ctx).Where("id=?", id).Get(&run)
diff --git a/routers/web/repo/actions/view.go b/routers/web/repo/actions/view.go
index abb1f6b66b979..cc9d64cf5fcb0 100644
--- a/routers/web/repo/actions/view.go
+++ b/routers/web/repo/actions/view.go
@@ -405,6 +405,66 @@ func Cancel(ctx *context_module.Context) {
 	ctx.JSON(http.StatusOK, struct{}{})
 }
 
+// Delete deletes a run and all its jobs.
+func Delete(ctx *context_module.Context) {
+	runIndex := ctx.ParamsInt64("run")
+
+	run, err := actions_model.GetRunByID(ctx, runIndex)
+	if err != nil {
+		ctx.Error(http.StatusNotFound, err.Error())
+		return
+	}
+
+	_, jobs := getRunJobs(ctx, runIndex, -1)
+	if ctx.Written() {
+		return
+	}
+
+	// Initializes a transaction where it will:
+	// 1. Get all the tasks associate with each job as well as the task steps
+	// 2. Delete all the task steps, tasks, jobs and run itself.
+	if err := db.WithTx(ctx, func(ctx context.Context) error {
+		for _, job := range jobs {
+
+			if job.TaskID == 0 {
+				return fmt.Errorf("job not associate with any task")
+			}
+			if job.Status == actions_model.StatusRunning {
+				return fmt.Errorf("job is running, can't delete")
+			}
+
+			task, err := actions_model.GetTaskByID(ctx, job.TaskID)
+			if err != nil {
+				return fmt.Errorf("error while getting task: %v", err)
+			}
+
+			taskSteps, err := actions_model.GetTaskStepsByTaskID(ctx, task.ID)
+			if err != nil {
+				return fmt.Errorf("error while getting task steps: %v", err)
+			}
+
+			if err := actions_model.DeleteTaskSteps(ctx, taskSteps); err != nil {
+				return fmt.Errorf("error while deleting task steps: %v", err)
+			}
+
+			if err := actions_model.DeleteTask(ctx, task); err != nil {
+				return fmt.Errorf("error while deleting task: %v", err)
+			}
+
+			if err := actions_model.DeleteRunJob(ctx, job); err != nil {
+				return fmt.Errorf("error while deleting run job: %v", err)
+			}
+		}
+		if err := actions_model.DeleteRun(ctx, run); err != nil {
+			return fmt.Errorf("error while deleting run: %v", err)
+		}
+		return nil
+	}); err != nil {
+		ctx.Error(http.StatusInternalServerError, err.Error())
+		return
+	}
+}
+
 func Approve(ctx *context_module.Context) {
 	runIndex := ctx.ParamsInt64("run")
 
diff --git a/routers/web/web.go b/routers/web/web.go
index ca75bd5967271..d571795e718f0 100644
--- a/routers/web/web.go
+++ b/routers/web/web.go
@@ -1212,6 +1212,7 @@ func registerRoutes(m *web.Route) {
 				m.Post("/artifacts", actions.ArtifactsView)
 				m.Get("/artifacts/{artifact_name}", actions.ArtifactsDownloadView)
 				m.Post("/rerun", reqRepoActionsWriter, actions.RerunAll)
+				m.Post("/delete", reqRepoActionsWriter, actions.Delete)
 			})
 		}, reqRepoActionsReader, actions.MustEnableActions)