diff --git a/src/observers/form_submit_observer.ts b/src/observers/form_submit_observer.ts
index 0d3443c5c..b4b96b69a 100644
--- a/src/observers/form_submit_observer.ts
+++ b/src/observers/form_submit_observer.ts
@@ -35,14 +35,31 @@ export class FormSubmitObserver {
       const form = event.target instanceof HTMLFormElement ? event.target : undefined
       const submitter = event.submitter || undefined
 
-      if (form) {
-        const method = submitter?.getAttribute("formmethod") || form.getAttribute("method")
-
-        if (method != "dialog" && this.delegate.willSubmitForm(form, submitter)) {
-          event.preventDefault()
-          this.delegate.formSubmitted(form, submitter)
-        }
+      if (
+        form &&
+        submissionDoesNotDismissDialog(form, submitter) &&
+        submissionDoesNotTargetIFrame(form, submitter) &&
+        this.delegate.willSubmitForm(form, submitter)
+      ) {
+        event.preventDefault()
+        this.delegate.formSubmitted(form, submitter)
       }
     }
   })
 }
+
+function submissionDoesNotDismissDialog(form: HTMLFormElement, submitter?: HTMLElement): boolean {
+  const method = submitter?.getAttribute("formmethod") || form.getAttribute("method")
+
+  return method != "dialog"
+}
+
+function submissionDoesNotTargetIFrame(form: HTMLFormElement, submitter?: HTMLElement): boolean {
+  const target = submitter?.getAttribute("formtarget") || form.target
+
+  for (const element of document.getElementsByName(target)) {
+    if (element instanceof HTMLIFrameElement) return false
+  }
+
+  return true
+}
diff --git a/src/observers/link_click_observer.ts b/src/observers/link_click_observer.ts
index 442f2495e..8e359a2e0 100644
--- a/src/observers/link_click_observer.ts
+++ b/src/observers/link_click_observer.ts
@@ -36,7 +36,7 @@ export class LinkClickObserver {
     if (this.clickEventIsSignificant(event)) {
       const target = (event.composedPath && event.composedPath()[0]) || event.target
       const link = this.findLinkFromClickTarget(target)
-      if (link) {
+      if (link && doesNotTargetIFrame(link)) {
         const location = this.getLocationForLink(link)
         if (this.delegate.willFollowLinkToLocation(link, location, event)) {
           event.preventDefault()
@@ -60,7 +60,7 @@ export class LinkClickObserver {
 
   findLinkFromClickTarget(target: EventTarget | null) {
     if (target instanceof Element) {
-      return target.closest("a[href]:not([target^=_]):not([download])")
+      return target.closest<HTMLAnchorElement>("a[href]:not([target^=_]):not([download])")
     }
   }
 
@@ -68,3 +68,11 @@ export class LinkClickObserver {
     return expandURL(link.getAttribute("href") || "")
   }
 }
+
+function doesNotTargetIFrame(anchor: HTMLAnchorElement): boolean {
+  for (const element of document.getElementsByName(anchor.target)) {
+    if (element instanceof HTMLIFrameElement) return false
+  }
+
+  return true
+}
diff --git a/src/tests/fixtures/form.html b/src/tests/fixtures/form.html
index bd8081d21..8113b9a58 100644
--- a/src/tests/fixtures/form.html
+++ b/src/tests/fixtures/form.html
@@ -183,6 +183,7 @@ <h1>Form</h1>
         </form>
       </dialog>
 
+      <hr>
       <dialog id="dialog-method-turbo-frame" open>
         <form action="/__turbo/redirect" method="dialog">
           <input type="hidden" name="path" value="/src/tests/fixtures/frames/frame.html">
@@ -196,6 +197,15 @@ <h1>Form</h1>
           <button formmethod="dialog">Close</button>
         </form>
       </dialog>
+
+      <hr>
+      <form action="/src/tests/fixtures/one.html" method="get" target="iframe">
+        <button>Submit iframe target</button>
+      </form>
+
+      <form action="/src/tests/fixtures/one.html" method="get">
+        <button formtarget="iframe">Submit iframe formtarget</button>
+      </form>
     </div>
     <hr>
     <div id="targets-frame">
@@ -316,5 +326,6 @@ <h2>Frame: Form</h2>
     <form method="post" action="https://httpbin.org/post" data-turbo-frame="ignored">
       <button id="submit-external-target-ignored">POST to https://httpbin.org/post targeting #hello</button>
     </form>
+    <iframe name="iframe"></iframe>
   </body>
 </html>
diff --git a/src/tests/fixtures/navigation.html b/src/tests/fixtures/navigation.html
index 03ae20059..e7e93b93b 100644
--- a/src/tests/fixtures/navigation.html
+++ b/src/tests/fixtures/navigation.html
@@ -63,8 +63,11 @@ <h1>Navigation</h1>
       <p><a id="headers-link" href="/__turbo/headers">Headers link</a></p>
       <p><custom-link-element id="custom-link-element" link="/src/tests/fixtures/one.html" text="Same-origin unannotated custom element link"></custom-link-element></p>
       <p><a id="delayed-link" href="/__turbo/delayed_response">Delayed link</a></p>
+      <p><a id="targets-iframe" href="/src/tests/fixtures/one.html" target="iframe">Targets iframe</a></p>
     </section>
 
     <turbo-frame id="hello" disabled></turbo-frame>
+
+    <iframe name="iframe"></iframe>
   </body>
 </html>
diff --git a/src/tests/functional/form_submission_tests.ts b/src/tests/functional/form_submission_tests.ts
index eabaa2ccd..613fb24a6 100644
--- a/src/tests/functional/form_submission_tests.ts
+++ b/src/tests/functional/form_submission_tests.ts
@@ -1029,6 +1029,22 @@ test("test POST to external action targetting frame ignored", async ({ page }) =
   assert.equal(page.url(), "https://httpbin.org/post")
 })
 
+test("test form submission skipped with form[target]", async ({ page }) => {
+  await page.click("#skipped form[target] button")
+  await nextBeat()
+
+  assert.equal(pathname(page.url()), "/src/tests/fixtures/form.html")
+  assert.notOk(await formSubmitEnded(page))
+})
+
+test("test form submission skipped with submitter button[formtarget]", async ({ page }) => {
+  await page.click("#skipped [formtarget]")
+  await nextBeat()
+
+  assert.equal(pathname(page.url()), "/src/tests/fixtures/form.html")
+  assert.notOk(await formSubmitEnded(page))
+})
+
 function formSubmitStarted(page: Page) {
   return getFromLocalStorage(page, "formSubmitStarted")
 }
diff --git a/src/tests/functional/navigation_tests.ts b/src/tests/functional/navigation_tests.ts
index 7f4282248..cc39c1a10 100644
--- a/src/tests/functional/navigation_tests.ts
+++ b/src/tests/functional/navigation_tests.ts
@@ -358,3 +358,10 @@ test("test navigating back whilst a visit is in-flight", async ({ page }) => {
   assert.equal(pathname(page.url()), "/src/tests/fixtures/navigation.html")
   assert.equal(await visitAction(page), "restore")
 })
+
+test("test ignores links that target an iframe", async ({ page }) => {
+  await page.click("#targets-iframe")
+  await nextBeat()
+
+  assert.equal(pathname(page.url()), "/src/tests/fixtures/navigation.html")
+})