diff --git a/apps/console/src/pages/organizations/access-reviews/campaigns/AccessReviewCampaignsTab.tsx b/apps/console/src/pages/organizations/access-reviews/campaigns/AccessReviewCampaignsTab.tsx
index a126edb78..82fc277c6 100644
--- a/apps/console/src/pages/organizations/access-reviews/campaigns/AccessReviewCampaignsTab.tsx
+++ b/apps/console/src/pages/organizations/access-reviews/campaigns/AccessReviewCampaignsTab.tsx
@@ -132,9 +132,9 @@ export default function AccessReviewCampaignsTab({ queryRef }: Props) {
     deleteCampaignMutation,
   );
 
-  // Only DRAFT and CANCELLED campaigns can be deleted (enforced by the backend).
+  // Only DRAFT, CANCELLED, and COMPLETED campaigns can be deleted (enforced by the backend).
   const isDeletableStatus = (status: string) =>
-    status === "DRAFT" || status === "CANCELLED";
+    status === "DRAFT" || status === "CANCELLED" || status === "COMPLETED";
 
   const handleDelete = (campaignId: string, campaignName: string) => {
     confirm(
diff --git a/apps/console/src/pages/organizations/access-reviews/campaigns/CampaignDetailPage.tsx b/apps/console/src/pages/organizations/access-reviews/campaigns/CampaignDetailPage.tsx
index 8f3eb2991..1400c471f 100644
--- a/apps/console/src/pages/organizations/access-reviews/campaigns/CampaignDetailPage.tsx
+++ b/apps/console/src/pages/organizations/access-reviews/campaigns/CampaignDetailPage.tsx
@@ -217,7 +217,8 @@ export default function CampaignDetailPage({ queryRef }: Props) {
   const isDraft = campaign.status === "DRAFT";
   const isPendingActions = campaign.status === "PENDING_ACTIONS";
   const isCancelled = campaign.status === "CANCELLED";
-  const canDelete = campaign.canDelete && (isDraft || isCancelled);
+  const isCompleted = campaign.status === "COMPLETED";
+  const canDelete = campaign.canDelete && (isDraft || isCancelled || isCompleted);
 
   const campaignIdRef = useRef(campaign.id);
 
diff --git a/pkg/accessreview/campaign_service.go b/pkg/accessreview/campaign_service.go
index 4ca5ecb8a..fb979b5d0 100644
--- a/pkg/accessreview/campaign_service.go
+++ b/pkg/accessreview/campaign_service.go
@@ -206,7 +206,8 @@ func (s *Service) DeleteCampaign(
 			}
 
 			if campaign.Status != coredata.AccessReviewCampaignStatusDraft &&
-				campaign.Status != coredata.AccessReviewCampaignStatusCancelled {
+				campaign.Status != coredata.AccessReviewCampaignStatusCancelled &&
+				campaign.Status != coredata.AccessReviewCampaignStatusCompleted {
 				return NewCampaignNotDeletableError(campaign.ID)
 			}
 
diff --git a/pkg/accessreview/errors.go b/pkg/accessreview/errors.go
index 3fd1f389b..8e0e29fc4 100644
--- a/pkg/accessreview/errors.go
+++ b/pkg/accessreview/errors.go
@@ -95,7 +95,7 @@ func NewCampaignNotDeletableError(campaignID gid.GID) error {
 
 func (e *CampaignNotDeletableError) Error() string {
 	return fmt.Sprintf(
-		"access review campaign %q cannot be deleted unless it is draft or cancelled",
+		"access review campaign %q cannot be deleted unless it is draft, cancelled, or completed",
 		e.CampaignID,
 	)
 }
diff --git a/pkg/accessreview/errors_test.go b/pkg/accessreview/errors_test.go
index 701831a22..e8fe5bc88 100644
--- a/pkg/accessreview/errors_test.go
+++ b/pkg/accessreview/errors_test.go
@@ -61,7 +61,7 @@ func TestCampaignClientErrors(t *testing.T) {
 			name: "not deletable",
 			err:  accessreview.NewCampaignNotDeletableError(campaignID),
 			wantText: fmt.Sprintf(
-				"access review campaign %q cannot be deleted unless it is draft or cancelled",
+				"access review campaign %q cannot be deleted unless it is draft, cancelled, or completed",
 				campaignID,
 			),
 			sentinel: accessreview.ErrCampaignNotDeletable,