diff --git a/src/plainui/urls.py b/src/plainui/urls.py
index de734a6ae70b8cbf442fb52546414227558527db..afa02ffa2b14189bd5da665947ae346f6d234f5b 100644
--- a/src/plainui/urls.py
+++ b/src/plainui/urls.py
@@ -51,6 +51,8 @@ urlpatterns = [
     path('board/<int:pk>/delete', views.BoardEntryDeleteView.as_view(), name='board_entry_delete'),
     path('channels', views.ChannelEventsView.as_view(), name='channel_events'),
     path('fahrplan', views.FahrplanView.as_view(), name='fahrplan'),
+    path('fahrplan/events/<external_id>.html', views.EventByExternalIdView.as_view(), name='event_by_external_id'),
+    path('fahrplan/speakers/<external_id>.html', views.UserByExternalIdView.as_view(), name='user_by_external_id'),
     path('modify_favorites', views.ModifyFavoritesView.as_view(), name='modify_favorites'),
     path('modify_personal_calendar', views.ModifyPersonalCalendarView.as_view(), name='modify_personal_calendar'),
     path('modify_theme', views.ModifyThemeView.as_view(), name='modify_theme'),
diff --git a/src/plainui/views/events.py b/src/plainui/views/events.py
index 39484f3b240e76539221fbd217667f85176be133..00915670e6d0b799bde89842fc4a58b2ff7634da 100644
--- a/src/plainui/views/events.py
+++ b/src/plainui/views/events.py
@@ -1,6 +1,7 @@
 __all__ = (
     'AssembliesEventsView',
     'EventView',
+    'EventByExternalIdView',
     'UpcomingView',
     'ChannelEventsView',
     'SosList',
@@ -25,6 +26,7 @@ from core.models import (
     RoomLink,
     TagItem,
 )
+from core.models.schedules import ScheduleSourceMapping
 
 from plainui.views.utils import ConferenceRequiredMixin, event_filter, organize_events_for_calendar, session_get_favorite_events, session_get_scheduled_events
 
@@ -92,6 +94,15 @@ class EventView(ConferenceRequiredMixin, TemplateView):
         return context
 
 
+class EventByExternalIdView(ConferenceRequiredMixin, View):
+    def get(self, *args, external_id, **kwargs):
+        # TODO: What happens if there are multiple matching mappings?
+        # should we prefer import sources of official assemblies
+        # should we filter on the current conference?
+        m = get_object_or_404(ScheduleSourceMapping.objects.filter(mapping_type='event', source_id=external_id))
+        return redirect(reverse('plainui:event', kwargs={'guid': m.local_id}))
+
+
 class UpcomingView(ConferenceRequiredMixin, TemplateView):
     template_name = 'plainui/upcoming.html'
 
diff --git a/src/plainui/views/users.py b/src/plainui/views/users.py
index c75bcd55e939e2af0c55fea7094f848abc68c492..d3c156dcd59846115b940fd43f925c35c45615fa 100644
--- a/src/plainui/views/users.py
+++ b/src/plainui/views/users.py
@@ -1,6 +1,7 @@
 __all__ = (
     'UserView',
     'UserByUuidView',
+    'UserByExternalIdView',
 )
 
 from django.db.models import Q
@@ -14,6 +15,7 @@ from core.models import (
     UserBadge,
     UserContact,
 )
+from core.models.schedules import ScheduleSourceMapping
 
 from plainui.views.utils import (
     ConferenceRequiredMixin,
@@ -69,3 +71,9 @@ class UserByUuidView(ConferenceRequiredMixin, View):
     def get(self, *args, uuid, **kwargs):
         user = get_object_or_404(PlatformUser.objects.filter(uuid=uuid))
         return redirect(reverse('plainui:user', kwargs={'user_slug': user.slug}))
+
+
+class UserByExternalIdView(ConferenceRequiredMixin, View):
+    def get(self, *args, external_id, **kwargs):
+        m = get_object_or_404(ScheduleSourceMapping.objects.filter(mapping_type='speaker', source_id=external_id))
+        return redirect(reverse('plainui:user', kwargs={'user_id': m.local_id}))