diff --git a/apps/scandic-web/components/HotelReservation/MyStay/ReferenceCard/Actions/Upcoming/ManageStay/Actions/CancelStay/Alerts.tsx b/apps/scandic-web/components/HotelReservation/MyStay/ReferenceCard/Actions/Upcoming/ManageStay/Actions/CancelStay/Alerts.tsx
index 22ab89542..b1eb36b07 100644
--- a/apps/scandic-web/components/HotelReservation/MyStay/ReferenceCard/Actions/Upcoming/ManageStay/Actions/CancelStay/Alerts.tsx
+++ b/apps/scandic-web/components/HotelReservation/MyStay/ReferenceCard/Actions/Upcoming/ManageStay/Actions/CancelStay/Alerts.tsx
@@ -2,6 +2,7 @@
 import { useIntl } from "react-intl"
 
 import { AlertTypeEnum } from "@scandic-hotels/common/constants/alert"
+import { CancellationRuleEnum } from "@scandic-hotels/common/constants/booking"
 import { Alert } from "@scandic-hotels/design-system/Alert"
 
 import { useMyStayStore } from "@/stores/my-stay"
@@ -14,29 +15,53 @@ interface AlertsProps extends React.PropsWithChildren {
 
 export default function Alerts({ children, closeModal }: AlertsProps) {
   const intl = useIntl()
-  const mainRoom = useMyStayStore((state) => state.bookedRoom)
 
-  if (!mainRoom) {
+  const { isCancelable, cancellationRule, mainRoom } = useMyStayStore(
+    (state) => ({
+      isCancelable: state.bookedRoom.isCancelable,
+      cancellationRule: state.bookedRoom.rateDefinition.cancellationRule,
+      mainRoom: state.bookedRoom,
+    })
+  )
+
+  // If time has passed for cancellation, or if a FLEX booking no longer is cancellable, show alert
+  if (
+    !mainRoom ||
+    (!isCancelable &&
+      cancellationRule === CancellationRuleEnum.CancellableBefore6PM)
+  ) {
     const title = intl.formatMessage({
       id: "booking.cancelStay",
       defaultMessage: "Cancel stay",
     })
+
+    const heading = !mainRoom
+      ? intl.formatMessage({
+          id: "myStay.actions.contactBooker",
+          defaultMessage: "Contact the person who booked the stay",
+        })
+      : intl.formatMessage({
+          id: "myStay.actions.tooLateToCancel",
+          defaultMessage: "Too close to arrival to cancel the stay",
+        })
+
+    const text = !mainRoom
+      ? intl.formatMessage({
+          id: "myStay.actions.contactBooker.multiroom.cancel",
+          defaultMessage:
+            "As this is a multiroom stay, the cancellation has to be done by the person who made the booking. Please call 08-517 517 00 to talk to our customer service if you would need further assistance.",
+        })
+      : intl.formatMessage({
+          id: "myStay.actions.tooLateToCancel.text",
+          defaultMessage:
+            "Your booking can’t be cancelled after 18:00 local time on the day of arrival.",
+        })
+
     return (
       <Modal.Content>
         <Modal.Content.Header handleClose={closeModal} title={title} />
         <Modal.Content.Body>
-          <Alert
-            type={AlertTypeEnum.Info}
-            heading={intl.formatMessage({
-              id: "myStay.actions.contactBooker",
-              defaultMessage: "Contact the person who booked the stay",
-            })}
-            text={intl.formatMessage({
-              id: "myStay.actions.contactBooker.multiroom.cancel",
-              defaultMessage:
-                "As this is a multiroom stay, the cancellation has to be done by the person who made the booking. Please call 08-517 517 00 to talk to our customer service if you would need further assistance.",
-            })}
-          />
+          <Alert type={AlertTypeEnum.Info} heading={heading} text={text} />
         </Modal.Content.Body>
         <Modal.Content.Footer>
           <Modal.Content.Footer.Secondary onClick={closeModal}>