diff --git a/dev-packages/browser-integration-tests/suites/transport/offline/flush/subject.js b/dev-packages/browser-integration-tests/suites/transport/offline/flush/subject.js
deleted file mode 100644
index 27ce1c0c0b52..000000000000
--- a/dev-packages/browser-integration-tests/suites/transport/offline/flush/subject.js
+++ /dev/null
@@ -1,7 +0,0 @@
-setTimeout(() => {
-  Sentry.captureMessage(`foo ${Math.random()}`);
-}, 500);
-
-setTimeout(() => {
-  Sentry.flush();
-}, 2000);
diff --git a/dev-packages/browser-integration-tests/suites/transport/offline/flush/test.ts b/dev-packages/browser-integration-tests/suites/transport/offline/flush/test.ts
deleted file mode 100644
index b7feab8a6448..000000000000
--- a/dev-packages/browser-integration-tests/suites/transport/offline/flush/test.ts
+++ /dev/null
@@ -1,47 +0,0 @@
-import { expect } from '@playwright/test';
-import type { Event } from '@sentry/core';
-
-import { sentryTest } from '../../../../utils/fixtures';
-import { getMultipleSentryEnvelopeRequests } from '../../../../utils/helpers';
-
-function delay(ms: number) {
-  return new Promise(resolve => setTimeout(resolve, ms));
-}
-
-sentryTest('should flush event', async ({ getLocalTestUrl, page }) => {
-  // makeBrowserOfflineTransport is not included in any CDN bundles
-  if (process.env.PW_BUNDLE && process.env.PW_BUNDLE.startsWith('bundle')) {
-    sentryTest.skip();
-  }
-
-  const url = await getLocalTestUrl({ testDir: __dirname });
-
-  // This would be the obvious way to test offline support but it doesn't appear to work!
-  // await context.setOffline(true);
-
-  let abortedCount = 0;
-
-  // Abort all envelope requests so the event gets queued
-  await page.route(/ingest\.sentry\.io/, route => {
-    abortedCount += 1;
-    return route.abort();
-  });
-  await page.goto(url);
-  await delay(1_000);
-  await page.unroute(/ingest\.sentry\.io/);
-
-  expect(abortedCount).toBe(1);
-
-  // The previous event should now be queued
-
-  // It should get flushed after a few seconds
-  const eventData = await getMultipleSentryEnvelopeRequests<Event>(page, 2, { timeout: 4_000 });
-
-  // Filter out any client reports
-  const events = eventData.filter(e => !('discarded_events' in e)) as Event[];
-
-  expect(events).toHaveLength(1);
-
-  // The next two events will be message events starting with 'foo'
-  expect(events[0].message?.startsWith('foo'));
-});
diff --git a/packages/browser/test/transports/offline.test.ts b/packages/browser/test/transports/offline.test.ts
index a9a396949588..070d6623f967 100644
--- a/packages/browser/test/transports/offline.test.ts
+++ b/packages/browser/test/transports/offline.test.ts
@@ -64,6 +64,7 @@ describe('makeOfflineTransport', () => {
     await deleteDatabase('sentry');
     (global as any).TextEncoder = TextEncoder;
     (global as any).TextDecoder = TextDecoder;
+    (global as any).addEventListener = () => {};
   });
 
   it('indexedDb wrappers push, unshift and pop', async () => {
@@ -115,4 +116,32 @@ describe('makeOfflineTransport', () => {
     expect(queuedCount).toEqual(1);
     expect(getSendCount()).toEqual(2);
   });
+
+  it('flush forces retry', async () => {
+    const { getSendCount, baseTransport } = createTestTransport(new Error(), { statusCode: 200 }, { statusCode: 200 });
+    let queuedCount = 0;
+    const transport = makeBrowserOfflineTransport(baseTransport)({
+      ...transportOptions,
+      shouldStore: () => {
+        queuedCount += 1;
+        return true;
+      },
+      url: 'http://localhost',
+    });
+    const result = await transport.send(ERROR_ENVELOPE);
+
+    expect(result).toEqual({});
+
+    await delay(MIN_DELAY * 2);
+
+    expect(getSendCount()).toEqual(0);
+    expect(queuedCount).toEqual(1);
+
+    await transport.flush();
+
+    await delay(MIN_DELAY * 2);
+
+    expect(queuedCount).toEqual(1);
+    expect(getSendCount()).toEqual(1);
+  });
 });