diff --git a/src/plugins/data/public/ui/query_string_input/query_string_input.test.tsx b/src/plugins/data/public/ui/query_string_input/query_string_input.test.tsx
index 0397c34d0c2b89..bb0a8b848c89e4 100644
--- a/src/plugins/data/public/ui/query_string_input/query_string_input.test.tsx
+++ b/src/plugins/data/public/ui/query_string_input/query_string_input.test.tsx
@@ -186,6 +186,44 @@ describe('QueryStringInput', () => {
     expect(mockCallback).toHaveBeenCalledWith({ query: 'response:200', language: 'kuery' });
   });
 
+  it('Should fire onBlur callback on input blur', () => {
+    const mockCallback = jest.fn();
+
+    const component = mount(
+      wrapQueryStringInputInContext({
+        query: kqlQuery,
+        onBlur: mockCallback,
+        indexPatterns: [stubIndexPatternWithFields],
+        disableAutoFocus: true,
+      })
+    );
+
+    const inputWrapper = component.find(EuiTextArea).find('textarea');
+    inputWrapper.simulate('blur');
+
+    expect(mockCallback).toHaveBeenCalledTimes(1);
+    expect(mockCallback).toHaveBeenCalledWith();
+  });
+
+  it('Should fire onChangeQueryInputFocus callback on input blur', () => {
+    const mockCallback = jest.fn();
+
+    const component = mount(
+      wrapQueryStringInputInContext({
+        query: kqlQuery,
+        onChangeQueryInputFocus: mockCallback,
+        indexPatterns: [stubIndexPatternWithFields],
+        disableAutoFocus: true,
+      })
+    );
+
+    const inputWrapper = component.find(EuiTextArea).find('textarea');
+    inputWrapper.simulate('blur');
+
+    expect(mockCallback).toHaveBeenCalledTimes(1);
+    expect(mockCallback).toHaveBeenCalledWith(false);
+  });
+
   it('Should use PersistedLog for recent search suggestions', async () => {
     const component = mount(
       wrapQueryStringInputInContext({
diff --git a/src/plugins/data/public/ui/query_string_input/query_string_input.tsx b/src/plugins/data/public/ui/query_string_input/query_string_input.tsx
index 6f72aa829d8f37..86ee98b7af9d84 100644
--- a/src/plugins/data/public/ui/query_string_input/query_string_input.tsx
+++ b/src/plugins/data/public/ui/query_string_input/query_string_input.tsx
@@ -33,7 +33,7 @@ import {
 } from '@elastic/eui';
 
 import { FormattedMessage } from '@kbn/i18n/react';
-import { debounce, compact, isEqual } from 'lodash';
+import { debounce, compact, isEqual, isFunction } from 'lodash';
 import { Toast } from 'src/core/public';
 import { IDataPluginServices, IIndexPattern, Query } from '../..';
 import { QuerySuggestion, QuerySuggestionTypes } from '../../autocomplete';
@@ -460,6 +460,9 @@ export class QueryStringInputUI extends Component<Props, State> {
     if (this.props.onChangeQueryInputFocus) {
       this.props.onChangeQueryInputFocus(false);
     }
+    if (isFunction(this.props.onBlur)) {
+      this.props.onBlur();
+    }
   };
 
   private onClickSuggestion = (suggestion: QuerySuggestion) => {