diff --git a/src/widgets/krun.cpp b/src/widgets/krun.cpp
--- a/src/widgets/krun.cpp
+++ b/src/widgets/krun.cpp
@@ -46,6 +46,7 @@
 #include <QDBusInterface>
 #include <QDBusReply>
 #include <QHostInfo>
+#include <QDesktopServices>
 
 #include <kiconloader.h>
 #include <kjobuidelegate.h>
@@ -83,8 +84,6 @@
 
 #if HAVE_X11
 #include <kwindowsystem.h>
-#elif defined(Q_OS_WIN)
-#include <QDesktopServices>
 #endif
 #include <qstandardpaths.h>
 
@@ -122,6 +121,14 @@
     return KProtocolInfo::exec(protocol);
 }
 
+static bool checkNeedPortalSupport()
+{
+    return !QStandardPaths::locate(QStandardPaths::RuntimeLocation,
+                                   QLatin1String("flatpak-info")).isEmpty() ||
+            qEnvironmentVariableIsSet("SNAP");
+}
+
+
 // ---------------------------------------------------------------------------
 
 bool KRun::isExecutableFile(const QUrl &url, const QString &mimetype)
@@ -947,6 +954,14 @@
         return;
     }
 
+    if (checkNeedPortalSupport()) {
+        // use the function from QDesktopServices as it handles portals correctly
+        d->m_bFault = !QDesktopServices::openUrl(d->m_strURL);
+        d->m_bFinished = true;
+        d->startTimer();
+        return;
+    }
+
     if (!d->m_externalBrowser.isEmpty() && d->m_strURL.scheme().startsWith(QLatin1String("http"))) {
         if (d->runExecutable(d->m_externalBrowser)) {
             return;