diff --git a/packages/playwright-core/src/server/browserContext.ts b/packages/playwright-core/src/server/browserContext.ts
index 707025ab3c..550a0cfb07 100644
--- a/packages/playwright-core/src/server/browserContext.ts
+++ b/packages/playwright-core/src/server/browserContext.ts
@@ -75,6 +75,7 @@ export abstract class BrowserContext extends SdkObject {
   readonly _tempDirs: string[] = [];
   private _settingStorageState = false;
   readonly initScripts: string[] = [];
+  private _routesInFlight = new Set<network.Route>();
 
   constructor(browser: Browser, options: channels.BrowserNewContextParams, browserContextId: string | undefined) {
     super(browser, 'browser-context');
@@ -458,6 +459,19 @@ export abstract class BrowserContext extends SdkObject {
     const recorder = this._harRecorders.get(harId || '')!;
     return recorder.export();
   }
+
+  addRouteInFlight(route: network.Route) {
+    this._routesInFlight.add(route);
+  }
+
+  removeRouteInFlight(route: network.Route) {
+    this._routesInFlight.delete(route);
+  }
+
+  async _cancelAllRoutesInFlight() {
+    await Promise.all([...this._routesInFlight].map(r => r.abort())).catch(() => {});
+    this._routesInFlight.clear();
+  }
 }
 
 export function assertBrowserContextIsNotOwned(context: BrowserContext) {
diff --git a/packages/playwright-core/src/server/network.ts b/packages/playwright-core/src/server/network.ts
index aeb487d56c..d23fad9a7b 100644
--- a/packages/playwright-core/src/server/network.ts
+++ b/packages/playwright-core/src/server/network.ts
@@ -232,6 +232,7 @@ export class Route extends SdkObject {
     super(request._frame || request._context , 'route');
     this._request = request;
     this._delegate = delegate;
+    this._request._context.addRouteInFlight(this);
   }
 
   request(): Request {
@@ -241,6 +242,7 @@ export class Route extends SdkObject {
   async abort(errorCode: string = 'failed') {
     this._startHandling();
     await this._delegate.abort(errorCode);
+    this._endHandling();
   }
 
   async redirectNavigationRequest(url: string) {
@@ -272,6 +274,7 @@ export class Route extends SdkObject {
       body,
       isBase64,
     });
+    this._endHandling();
   }
 
   // See https://github.com/microsoft/playwright/issues/12929
@@ -301,12 +304,17 @@ export class Route extends SdkObject {
         throw new Error('New URL must have same protocol as overridden URL');
     }
     await this._delegate.continue(this._request, overrides);
+    this._endHandling();
   }
 
   private _startHandling() {
     assert(!this._handled, 'Route is already handled!');
     this._handled = true;
   }
+
+  private _endHandling() {
+    this._request._context.removeRouteInFlight(this);
+  }
 }
 
 export type RouteHandler = (route: Route, request: Request) => void;