diff --git a/.changeset/expo-authview-ondismiss-non-dismissible.md b/.changeset/expo-authview-ondismiss-non-dismissible.md
new file mode 100644
index 00000000000..7c5fbe99812
--- /dev/null
+++ b/.changeset/expo-authview-ondismiss-non-dismissible.md
@@ -0,0 +1,5 @@
+---
+'@clerk/expo': patch
+---
+
+Fix `AuthView`'s `onDismiss` never firing on iOS when `isDismissible` is `false`. The callback now runs once the auth flow completes, matching Android, so an app-owned modal or screen wrapping the view can close after sign-in.
diff --git a/packages/expo/ios/ClerkAuthNativeView.swift b/packages/expo/ios/ClerkAuthNativeView.swift
index e76a8be1b1c..5f8d2ba66d5 100644
--- a/packages/expo/ios/ClerkAuthNativeView.swift
+++ b/packages/expo/ios/ClerkAuthNativeView.swift
@@ -44,9 +44,8 @@ public class ClerkAuthNativeView: ClerkNativeViewHost {
     onAuthEvent(["type": type.rawValue])
   }
 
-  private func sendDismissIfNeeded() {
-    // SwiftUI dismissals detach the hosted view without calling UIKit dismiss().
-    guard currentDismissible, !didSendDismiss else { return }
+  private func sendDismiss() {
+    guard !didSendDismiss else { return }
     didSendDismiss = true
     sendAuthEvent(type: .dismissed)
   }
@@ -56,7 +55,11 @@ public class ClerkAuthNativeView: ClerkNativeViewHost {
   }
 
   override func hostedViewDidDetachFromWindow() {
-    sendDismissIfNeeded()
+    // SwiftUI dismissals detach the hosted view without calling UIKit dismiss().
+    // A non-dismissible view never self-dismisses, so a detach there is the host
+    // tearing the view down rather than a dismissal to report.
+    guard currentDismissible else { return }
+    sendDismiss()
   }
 
   override public func layoutSubviews() {
@@ -119,7 +122,7 @@ public class ClerkAuthNativeView: ClerkNativeViewHost {
       hostBackAction: hostBackAction,
       onEvent: { [weak self] event, _ in
         if event == .dismissed {
-          self?.sendDismissIfNeeded()
+          self?.sendDismiss()
         }
       }
     )
diff --git a/packages/expo/ios/ClerkNativeBridge.swift b/packages/expo/ios/ClerkNativeBridge.swift
index 57fbbb92013..002b44d517b 100644
--- a/packages/expo/ios/ClerkNativeBridge.swift
+++ b/packages/expo/ios/ClerkNativeBridge.swift
@@ -939,6 +939,7 @@ final class ClerkNativeBridge {
 
   // MARK: - Inline View Creation
 
+  @MainActor
   func makeAuthViewController(
     mode: String,
     dismissible: Bool,
@@ -958,6 +959,10 @@ final class ClerkNativeBridge {
         darkTheme: darkTheme,
         logoState: logoState,
         logoMaxHeight: logoMaxHeight
+      )
+      .environment(
+        \.clerkAuthFlowCompletionAction,
+        ClerkAuthFlowCompletionAction { onEvent(.dismissed, [:]) }
       ),
       onDismiss: dismissible ? { onEvent(.dismissed, [:]) } : nil
     )