diff --git a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/delete_timeline_modal/index.test.tsx b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/delete_timeline_modal/index.test.tsx
index cfbc7d255062f..54b405feeb176 100644
--- a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/delete_timeline_modal/index.test.tsx
+++ b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/delete_timeline_modal/index.test.tsx
@@ -11,6 +11,10 @@ import { useParams } from 'react-router-dom';
 
 import { DeleteTimelineModalOverlay } from '.';
 import { TimelineType } from '../../../../../common/types/timeline';
+import * as i18n from '../translations';
+import { useAppToasts } from '../../../../common/hooks/use_app_toasts';
+
+jest.mock('../../../../common/hooks/use_app_toasts');
 
 jest.mock('react-router-dom', () => {
   const actual = jest.requireActual('react-router-dom');
@@ -21,12 +25,19 @@ jest.mock('react-router-dom', () => {
 });
 
 describe('DeleteTimelineModal', () => {
-  const savedObjectId = 'abcd';
+  const mockAddSuccess = jest.fn();
+  (useAppToasts as jest.Mock).mockReturnValue({ addSuccess: mockAddSuccess });
+
+  afterEach(() => {
+    mockAddSuccess.mockClear();
+  });
+
+  const savedObjectIds = ['abcd'];
   const defaultProps = {
     closeModal: jest.fn(),
     deleteTimelines: jest.fn(),
     isModalOpen: true,
-    savedObjectIds: [savedObjectId],
+    savedObjectIds,
     title: 'Privilege Escalation',
   };
 
@@ -56,5 +67,25 @@ describe('DeleteTimelineModal', () => {
 
       expect(wrapper.find('[data-test-subj="remove-popover"]').first().exists()).toBe(true);
     });
+
+    test('it shows correct toast message on success for deleted timelines', async () => {
+      const wrapper = mountWithIntl(<DeleteTimelineModalOverlay {...defaultProps} />);
+      wrapper.find('button[data-test-subj="confirmModalConfirmButton"]').simulate('click');
+
+      expect(mockAddSuccess.mock.calls[0][0].title).toEqual(
+        i18n.SUCCESSFULLY_DELETED_TIMELINES(savedObjectIds.length)
+      );
+    });
+
+    test('it shows correct toast message on success for deleted templates', async () => {
+      (useParams as jest.Mock).mockReturnValue({ tabName: TimelineType.template });
+
+      const wrapper = mountWithIntl(<DeleteTimelineModalOverlay {...defaultProps} />);
+      wrapper.find('button[data-test-subj="confirmModalConfirmButton"]').simulate('click');
+
+      expect(mockAddSuccess.mock.calls[0][0].title).toEqual(
+        i18n.SUCCESSFULLY_DELETED_TIMELINE_TEMPLATES(savedObjectIds.length)
+      );
+    });
   });
 });
diff --git a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/delete_timeline_modal/index.tsx b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/delete_timeline_modal/index.tsx
index 7dde3fbe4cd2a..41e491ccc0ceb 100644
--- a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/delete_timeline_modal/index.tsx
+++ b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/delete_timeline_modal/index.tsx
@@ -9,8 +9,13 @@ import { EuiModal } from '@elastic/eui';
 import React, { useCallback } from 'react';
 import { createGlobalStyle } from 'styled-components';
 
+import { useParams } from 'react-router-dom';
 import { DeleteTimelineModal, DELETE_TIMELINE_MODAL_WIDTH } from './delete_timeline_modal';
 import { DeleteTimelines } from '../types';
+import { TimelineType } from '../../../../../common/types/timeline';
+import { useAppToasts } from '../../../../common/hooks/use_app_toasts';
+import * as i18n from '../translations';
+
 const RemovePopover = createGlobalStyle`
 div.euiPopover__panel-isOpen {
   display: none;
@@ -29,19 +34,29 @@ interface Props {
  */
 export const DeleteTimelineModalOverlay = React.memo<Props>(
   ({ deleteTimelines, isModalOpen, savedObjectIds, title, onComplete }) => {
+    const { addSuccess } = useAppToasts();
+    const { tabName: timelineType } = useParams<{ tabName: TimelineType }>();
+
     const internalCloseModal = useCallback(() => {
       if (onComplete != null) {
         onComplete();
       }
     }, [onComplete]);
     const onDelete = useCallback(() => {
-      if (savedObjectIds != null) {
+      if (savedObjectIds.length > 0) {
         deleteTimelines(savedObjectIds);
+
+        addSuccess({
+          title:
+            timelineType === TimelineType.template
+              ? i18n.SUCCESSFULLY_DELETED_TIMELINE_TEMPLATES(savedObjectIds.length)
+              : i18n.SUCCESSFULLY_DELETED_TIMELINES(savedObjectIds.length),
+        });
       }
       if (onComplete != null) {
         onComplete();
       }
-    }, [deleteTimelines, savedObjectIds, onComplete]);
+    }, [deleteTimelines, savedObjectIds, onComplete, addSuccess, timelineType]);
     return (
       <>
         {isModalOpen && <RemovePopover data-test-subj="remove-popover" />}
diff --git a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/export_timeline/export_timeline.test.tsx b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/export_timeline/export_timeline.test.tsx
index feb30364fba23..a273ef1df9788 100644
--- a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/export_timeline/export_timeline.test.tsx
+++ b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/export_timeline/export_timeline.test.tsx
@@ -6,7 +6,6 @@
  */
 
 import React from 'react';
-import { useStateToaster } from '../../../../common/components/toasters';
 
 import { TimelineDownloader } from './export_timeline';
 import { mockSelectedTimeline } from './mocks';
@@ -16,12 +15,9 @@ import { ReactWrapper, mount } from 'enzyme';
 import { waitFor } from '@testing-library/react';
 import { useParams } from 'react-router-dom';
 
-jest.mock('../translations', () => {
-  return {
-    EXPORT_SELECTED: 'EXPORT_SELECTED',
-    EXPORT_FILENAME: 'TIMELINE',
-  };
-});
+import { useAppToasts } from '../../../../common/hooks/use_app_toasts';
+
+jest.mock('../../../../common/hooks/use_app_toasts');
 
 jest.mock('.', () => {
   return {
@@ -38,34 +34,26 @@ jest.mock('react-router-dom', () => {
   };
 });
 
-jest.mock('../../../../common/components/toasters', () => {
-  const actual = jest.requireActual('../../../../common/components/toasters');
-  return {
-    ...actual,
-    useStateToaster: jest.fn(),
-  };
-});
-
 describe('TimelineDownloader', () => {
+  const mockAddSuccess = jest.fn();
+  (useAppToasts as jest.Mock).mockReturnValue({ addSuccess: mockAddSuccess });
+
   let wrapper: ReactWrapper;
+  const exportedIds = ['baa20980-6301-11ea-9223-95b6d4dd806c'];
   const defaultTestProps = {
-    exportedIds: ['baa20980-6301-11ea-9223-95b6d4dd806c'],
+    exportedIds,
     getExportedData: jest.fn(),
     isEnableDownloader: true,
     onComplete: jest.fn(),
   };
-  const mockDispatchToaster = jest.fn();
 
   beforeEach(() => {
-    (useStateToaster as jest.Mock).mockReturnValue([jest.fn(), mockDispatchToaster]);
     (useParams as jest.Mock).mockReturnValue({ tabName: 'default' });
   });
 
   afterEach(() => {
-    (useStateToaster as jest.Mock).mockClear();
     (useParams as jest.Mock).mockReset();
-
-    (mockDispatchToaster as jest.Mock).mockClear();
+    mockAddSuccess.mockClear();
   });
 
   describe('should not render a downloader', () => {
@@ -104,11 +92,12 @@ describe('TimelineDownloader', () => {
       };
 
       wrapper = mount(<TimelineDownloader {...testProps} />);
+
       await waitFor(() => {
         wrapper.update();
 
-        expect(mockDispatchToaster.mock.calls[0][0].title).toEqual(
-          i18n.SUCCESSFULLY_EXPORTED_TIMELINES
+        expect(mockAddSuccess.mock.calls[0][0].title).toEqual(
+          i18n.SUCCESSFULLY_EXPORTED_TIMELINES(exportedIds.length)
         );
       });
     });
@@ -124,8 +113,8 @@ describe('TimelineDownloader', () => {
       await waitFor(() => {
         wrapper.update();
 
-        expect(mockDispatchToaster.mock.calls[0][0].title).toEqual(
-          i18n.SUCCESSFULLY_EXPORTED_TIMELINES
+        expect(mockAddSuccess.mock.calls[0][0].title).toEqual(
+          i18n.SUCCESSFULLY_EXPORTED_TIMELINE_TEMPLATES(exportedIds.length)
         );
       });
     });
diff --git a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/export_timeline/export_timeline.tsx b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/export_timeline/export_timeline.tsx
index 01f18b5ad9c3d..b8b1c76ffd6d7 100644
--- a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/export_timeline/export_timeline.tsx
+++ b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/export_timeline/export_timeline.tsx
@@ -6,7 +6,6 @@
  */
 
 import React, { useCallback } from 'react';
-import uuid from 'uuid';
 import { useParams } from 'react-router-dom';
 
 import {
@@ -14,8 +13,8 @@ import {
   ExportSelectedData,
 } from '../../../../common/components/generic_downloader';
 import * as i18n from '../translations';
-import { useStateToaster } from '../../../../common/components/toasters';
 import { TimelineType } from '../../../../../common/types/timeline';
+import { useAppToasts } from '../../../../common/hooks/use_app_toasts';
 
 const ExportTimeline: React.FC<{
   exportedIds: string[] | undefined;
@@ -23,8 +22,8 @@ const ExportTimeline: React.FC<{
   isEnableDownloader: boolean;
   onComplete?: () => void;
 }> = ({ onComplete, isEnableDownloader, exportedIds, getExportedData }) => {
-  const [, dispatchToaster] = useStateToaster();
   const { tabName: timelineType } = useParams<{ tabName: TimelineType }>();
+  const { addSuccess } = useAppToasts();
 
   const onExportSuccess = useCallback(
     (exportCount) => {
@@ -32,20 +31,15 @@ const ExportTimeline: React.FC<{
         onComplete();
       }
 
-      dispatchToaster({
-        type: 'addToaster',
-        toast: {
-          id: uuid.v4(),
-          title:
-            timelineType === TimelineType.template
-              ? i18n.SUCCESSFULLY_EXPORTED_TIMELINE_TEMPLATES(exportCount)
-              : i18n.SUCCESSFULLY_EXPORTED_TIMELINES(exportCount),
-          color: 'success',
-          iconType: 'check',
-        },
+      addSuccess({
+        title:
+          timelineType === TimelineType.template
+            ? i18n.SUCCESSFULLY_EXPORTED_TIMELINE_TEMPLATES(exportCount)
+            : i18n.SUCCESSFULLY_EXPORTED_TIMELINES(exportCount),
+        'data-test-subj': 'addObjectToContainerSuccess',
       });
     },
-    [dispatchToaster, onComplete, timelineType]
+    [addSuccess, onComplete, timelineType]
   );
   const onExportFailure = useCallback(() => {
     if (onComplete != null) {
diff --git a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/translations.ts b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/translations.ts
index 4858bf3ed6083..40af4514e26a3 100644
--- a/x-pack/plugins/security_solution/public/timelines/components/open_timeline/translations.ts
+++ b/x-pack/plugins/security_solution/public/timelines/components/open_timeline/translations.ts
@@ -293,6 +293,20 @@ export const SUCCESSFULLY_EXPORTED_TIMELINE_TEMPLATES = (totalTimelineTemplates:
     }
   );
 
+export const SUCCESSFULLY_DELETED_TIMELINES = (totalTimelines: number) =>
+  i18n.translate('xpack.securitySolution.open.timeline.successfullyDeletedTimelinesTitle', {
+    values: { totalTimelines },
+    defaultMessage:
+      'Successfully deleted {totalTimelines, plural, =0 {all timelines} =1 {{totalTimelines} timeline} other {{totalTimelines} timelines}}',
+  });
+
+export const SUCCESSFULLY_DELETED_TIMELINE_TEMPLATES = (totalTimelineTemplates: number) =>
+  i18n.translate('xpack.securitySolution.open.timeline.successfullyDeletedTimelineTemplatesTitle', {
+    values: { totalTimelineTemplates },
+    defaultMessage:
+      'Successfully deleted {totalTimelineTemplates, plural, =0 {all timelines} =1 {{totalTimelineTemplates} timeline template} other {{totalTimelineTemplates} timeline templates}}',
+  });
+
 export const TAB_TIMELINES = i18n.translate(
   'xpack.securitySolution.timelines.components.tabs.timelinesTitle',
   {