diff --git a/packages/url_launcher/url_launcher/CHANGELOG.md b/packages/url_launcher/url_launcher/CHANGELOG.md
index 182119345ccc..e5e98f658617 100644
--- a/packages/url_launcher/url_launcher/CHANGELOG.md
+++ b/packages/url_launcher/url_launcher/CHANGELOG.md
@@ -1,5 +1,6 @@
-## NEXT
+## 6.1.4
 
+* Adopts new platform interface method for launching URLs.
 * Ignores unnecessary import warnings in preparation for [upcoming Flutter changes](https://github.com/flutter/flutter/pull/105648).
 
 ## 6.1.3
diff --git a/packages/url_launcher/url_launcher/lib/src/type_conversion.dart b/packages/url_launcher/url_launcher/lib/src/type_conversion.dart
new file mode 100644
index 000000000000..970f04dced57
--- /dev/null
+++ b/packages/url_launcher/url_launcher/lib/src/type_conversion.dart
@@ -0,0 +1,32 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'package:url_launcher_platform_interface/url_launcher_platform_interface.dart';
+
+import 'types.dart';
+
+/// Converts an (app-facing) [WebViewConfiguration] to a (platform interface)
+/// [InAppWebViewConfiguration].
+InAppWebViewConfiguration convertConfiguration(WebViewConfiguration config) {
+  return InAppWebViewConfiguration(
+    enableJavaScript: config.enableJavaScript,
+    enableDomStorage: config.enableDomStorage,
+    headers: config.headers,
+  );
+}
+
+/// Converts an (app-facing) [LaunchMode] to a (platform interface)
+/// [PreferredLaunchMode].
+PreferredLaunchMode convertLaunchMode(LaunchMode mode) {
+  switch (mode) {
+    case LaunchMode.platformDefault:
+      return PreferredLaunchMode.platformDefault;
+    case LaunchMode.inAppWebView:
+      return PreferredLaunchMode.inAppWebView;
+    case LaunchMode.externalApplication:
+      return PreferredLaunchMode.externalApplication;
+    case LaunchMode.externalNonBrowserApplication:
+      return PreferredLaunchMode.externalNonBrowserApplication;
+  }
+}
diff --git a/packages/url_launcher/url_launcher/lib/src/url_launcher_string.dart b/packages/url_launcher/url_launcher/lib/src/url_launcher_string.dart
index bee2a80a59c0..cf96ebc095da 100644
--- a/packages/url_launcher/url_launcher/lib/src/url_launcher_string.dart
+++ b/packages/url_launcher/url_launcher/lib/src/url_launcher_string.dart
@@ -4,6 +4,7 @@
 
 import 'package:url_launcher_platform_interface/url_launcher_platform_interface.dart';
 
+import 'type_conversion.dart';
 import 'types.dart';
 
 /// String version of [launchUrl].
@@ -24,27 +25,18 @@ Future<bool> launchUrlString(
   WebViewConfiguration webViewConfiguration = const WebViewConfiguration(),
   String? webOnlyWindowName,
 }) async {
-  final bool isWebURL =
-      urlString.startsWith('http:') || urlString.startsWith('https:');
-  if (mode == LaunchMode.inAppWebView && !isWebURL) {
+  if (mode == LaunchMode.inAppWebView &&
+      !(urlString.startsWith('https:') || urlString.startsWith('http:'))) {
     throw ArgumentError.value(urlString, 'urlString',
         'To use an in-app web view, you must provide an http(s) URL.');
   }
-  final bool useWebView = mode == LaunchMode.inAppWebView ||
-      (isWebURL && mode == LaunchMode.platformDefault);
-
-  // TODO(stuartmorgan): Create a replacement platform interface method that
-  // uses something more like the new argument structure, and switch to using
-  // that, to support launch mode on more platforms.
-  return await UrlLauncherPlatform.instance.launch(
+  return await UrlLauncherPlatform.instance.launchUrl(
     urlString,
-    useSafariVC: useWebView,
-    useWebView: useWebView,
-    enableJavaScript: webViewConfiguration.enableJavaScript,
-    enableDomStorage: webViewConfiguration.enableDomStorage,
-    universalLinksOnly: mode == LaunchMode.externalNonBrowserApplication,
-    headers: webViewConfiguration.headers,
-    webOnlyWindowName: webOnlyWindowName,
+    LaunchOptions(
+      mode: convertLaunchMode(mode),
+      webViewConfiguration: convertConfiguration(webViewConfiguration),
+      webOnlyWindowName: webOnlyWindowName,
+    ),
   );
 }
 
diff --git a/packages/url_launcher/url_launcher/lib/src/url_launcher_uri.dart b/packages/url_launcher/url_launcher/lib/src/url_launcher_uri.dart
index fc33f05e5afb..9061b517e0d5 100644
--- a/packages/url_launcher/url_launcher/lib/src/url_launcher_uri.dart
+++ b/packages/url_launcher/url_launcher/lib/src/url_launcher_uri.dart
@@ -7,6 +7,8 @@ import 'dart:async';
 import 'package:url_launcher/url_launcher_string.dart';
 import 'package:url_launcher_platform_interface/url_launcher_platform_interface.dart';
 
+import 'type_conversion.dart';
+
 /// Passes [url] to the underlying platform for handling.
 ///
 /// [mode] support varies significantly by platform:
@@ -43,20 +45,18 @@ Future<bool> launchUrl(
   WebViewConfiguration webViewConfiguration = const WebViewConfiguration(),
   String? webOnlyWindowName,
 }) async {
-  final bool isWebURL = url.scheme == 'http' || url.scheme == 'https';
-  if (mode == LaunchMode.inAppWebView && !isWebURL) {
+  if (mode == LaunchMode.inAppWebView &&
+      !(url.scheme == 'https' || url.scheme == 'http')) {
     throw ArgumentError.value(url, 'url',
         'To use an in-app web view, you must provide an http(s) URL.');
   }
-  // TODO(stuartmorgan): Use UrlLauncherPlatform directly once a new API
-  // that better matches these parameters has been added. For now, delegate to
-  // launchUrlString so that there's only one copy of the parameter translation
-  // logic.
-  return await launchUrlString(
+  return await UrlLauncherPlatform.instance.launchUrl(
     url.toString(),
-    mode: mode,
-    webViewConfiguration: webViewConfiguration,
-    webOnlyWindowName: webOnlyWindowName,
+    LaunchOptions(
+      mode: convertLaunchMode(mode),
+      webViewConfiguration: convertConfiguration(webViewConfiguration),
+      webOnlyWindowName: webOnlyWindowName,
+    ),
   );
 }
 
diff --git a/packages/url_launcher/url_launcher/pubspec.yaml b/packages/url_launcher/url_launcher/pubspec.yaml
index 2a7ddcdb1dbe..e01cd9b7a4f7 100644
--- a/packages/url_launcher/url_launcher/pubspec.yaml
+++ b/packages/url_launcher/url_launcher/pubspec.yaml
@@ -3,7 +3,7 @@ description: Flutter plugin for launching a URL. Supports
   web, phone, SMS, and email schemes.
 repository: https://github.com/flutter/plugins/tree/main/packages/url_launcher/url_launcher
 issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+url_launcher%22
-version: 6.1.3
+version: 6.1.4
 
 environment:
   sdk: ">=2.14.0 <3.0.0"
@@ -34,7 +34,7 @@ dependencies:
   # implementations, as both are compatible.
   url_launcher_linux: ">=2.0.0 <4.0.0"
   url_launcher_macos: ">=2.0.0 <4.0.0"
-  url_launcher_platform_interface: ^2.0.3
+  url_launcher_platform_interface: ^2.1.0
   url_launcher_web: ^2.0.0
   url_launcher_windows: ">=2.0.0 <4.0.0"
 
diff --git a/packages/url_launcher/url_launcher/test/link_test.dart b/packages/url_launcher/url_launcher/test/link_test.dart
index 6242397c5ed7..1c3d3e1e2d5b 100644
--- a/packages/url_launcher/url_launcher/test/link_test.dart
+++ b/packages/url_launcher/url_launcher/test/link_test.dart
@@ -19,7 +19,7 @@ void main() {
     UrlLauncherPlatform.instance = mock;
   });
 
-  group('$Link', () {
+  group('Link', () {
     testWidgets('handles null uri correctly', (WidgetTester tester) async {
       bool isBuilt = false;
       FollowLink? followLink;
@@ -55,8 +55,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: 'http://example.com/foobar',
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.externalApplication,
           universalLinksOnly: false,
           enableJavaScript: true,
           enableDomStorage: true,
@@ -85,8 +84,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: 'http://example.com/foobar',
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.inAppWebView,
           universalLinksOnly: false,
           enableJavaScript: true,
           enableDomStorage: true,
diff --git a/packages/url_launcher/url_launcher/test/mocks/mock_url_launcher_platform.dart b/packages/url_launcher/url_launcher/test/mocks/mock_url_launcher_platform.dart
index 5c53257f7630..05c8b5e4b375 100644
--- a/packages/url_launcher/url_launcher/test/mocks/mock_url_launcher_platform.dart
+++ b/packages/url_launcher/url_launcher/test/mocks/mock_url_launcher_platform.dart
@@ -11,6 +11,7 @@ class MockUrlLauncher extends Fake
     with MockPlatformInterfaceMixin
     implements UrlLauncherPlatform {
   String? url;
+  PreferredLaunchMode? launchMode;
   bool? useSafariVC;
   bool? useWebView;
   bool? enableJavaScript;
@@ -32,8 +33,9 @@ class MockUrlLauncher extends Fake
 
   void setLaunchExpectations({
     required String url,
-    required bool? useSafariVC,
-    required bool useWebView,
+    PreferredLaunchMode? launchMode,
+    bool? useSafariVC,
+    bool? useWebView,
     required bool enableJavaScript,
     required bool enableDomStorage,
     required bool universalLinksOnly,
@@ -41,6 +43,7 @@ class MockUrlLauncher extends Fake
     required String? webOnlyWindowName,
   }) {
     this.url = url;
+    this.launchMode = launchMode;
     this.useSafariVC = useSafariVC;
     this.useWebView = useWebView;
     this.enableJavaScript = enableJavaScript;
@@ -88,6 +91,18 @@ class MockUrlLauncher extends Fake
     return response!;
   }
 
+  @override
+  Future<bool> launchUrl(String url, LaunchOptions options) async {
+    expect(url, this.url);
+    expect(options.mode, launchMode);
+    expect(options.webViewConfiguration.enableJavaScript, enableJavaScript);
+    expect(options.webViewConfiguration.enableDomStorage, enableDomStorage);
+    expect(options.webViewConfiguration.headers, headers);
+    expect(options.webOnlyWindowName, webOnlyWindowName);
+    launchCalled = true;
+    return response!;
+  }
+
   @override
   Future<void> closeWebView() async {
     closeWebViewCalled = true;
diff --git a/packages/url_launcher/url_launcher/test/src/url_launcher_string_test.dart b/packages/url_launcher/url_launcher/test/src/url_launcher_string_test.dart
index 95b2f5c27bf3..02c0b22903e0 100644
--- a/packages/url_launcher/url_launcher/test/src/url_launcher_string_test.dart
+++ b/packages/url_launcher/url_launcher/test/src/url_launcher_string_test.dart
@@ -43,8 +43,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -60,8 +59,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -77,8 +75,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -95,8 +92,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -113,8 +109,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.inAppWebView,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -131,8 +126,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.externalApplication,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -151,8 +145,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.externalNonBrowserApplication,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: true,
@@ -171,8 +164,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.inAppWebView,
           enableJavaScript: false,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -193,8 +185,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.inAppWebView,
           enableJavaScript: true,
           enableDomStorage: false,
           universalLinksOnly: false,
@@ -215,8 +206,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.inAppWebView,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -245,8 +235,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: emailLaunchUrlString,
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -264,8 +253,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: urlString,
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
diff --git a/packages/url_launcher/url_launcher/test/src/url_launcher_uri_test.dart b/packages/url_launcher/url_launcher/test/src/url_launcher_uri_test.dart
index 8286e0c43d20..e226e591a4ae 100644
--- a/packages/url_launcher/url_launcher/test/src/url_launcher_uri_test.dart
+++ b/packages/url_launcher/url_launcher/test/src/url_launcher_uri_test.dart
@@ -48,8 +48,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -65,8 +64,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -82,8 +80,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -99,8 +96,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -116,8 +112,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.inAppWebView,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -133,8 +128,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.externalApplication,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -151,8 +145,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.externalNonBrowserApplication,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: true,
@@ -170,8 +163,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.inAppWebView,
           enableJavaScript: false,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -192,8 +184,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.inAppWebView,
           enableJavaScript: true,
           enableDomStorage: false,
           universalLinksOnly: false,
@@ -214,8 +205,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: url.toString(),
-          useSafariVC: true,
-          useWebView: true,
+          launchMode: PreferredLaunchMode.inAppWebView,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,
@@ -247,8 +237,7 @@ void main() {
       mock
         ..setLaunchExpectations(
           url: emailLaunchUrl.toString(),
-          useSafariVC: false,
-          useWebView: false,
+          launchMode: PreferredLaunchMode.platformDefault,
           enableJavaScript: true,
           enableDomStorage: true,
           universalLinksOnly: false,