diff --git a/browser_tests/assets/viewport/default-viewport-saved-offscreen.json b/browser_tests/assets/viewport/default-viewport-saved-offscreen.json
new file mode 100644
index 0000000000..348c8aee13
--- /dev/null
+++ b/browser_tests/assets/viewport/default-viewport-saved-offscreen.json
@@ -0,0 +1,412 @@
+{
+  "id": "2ba0b800-2f13-4f21-b8d6-c6cdb0152cae",
+  "revision": 0,
+  "last_node_id": 16,
+  "last_link_id": 9,
+  "nodes": [
+    {
+      "id": 4,
+      "type": "CheckpointLoaderSimple",
+      "pos": [
+        60,
+        200
+      ],
+      "size": [
+        315,
+        98
+      ],
+      "flags": {},
+      "order": 0,
+      "mode": 0,
+      "inputs": [],
+      "outputs": [
+        {
+          "name": "MODEL",
+          "type": "MODEL",
+          "slot_index": 0,
+          "links": [
+            1
+          ]
+        },
+        {
+          "name": "CLIP",
+          "type": "CLIP",
+          "slot_index": 1,
+          "links": [
+            3,
+            5
+          ]
+        },
+        {
+          "name": "VAE",
+          "type": "VAE",
+          "slot_index": 2,
+          "links": [
+            8
+          ]
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "CheckpointLoaderSimple",
+        "cnr_id": "comfy-core",
+        "ver": "0.3.65",
+        "models": [
+          {
+            "name": "v1-5-pruned-emaonly-fp16.safetensors",
+            "url": "https://huggingface.co/Comfy-Org/stable-diffusion-v1-5-archive/resolve/main/v1-5-pruned-emaonly-fp16.safetensors?download=true",
+            "directory": "checkpoints"
+          }
+        ]
+      },
+      "widgets_values": [
+        "v1-5-pruned-emaonly-fp16.safetensors"
+      ]
+    },
+    {
+      "id": 3,
+      "type": "KSampler",
+      "pos": [
+        870,
+        170
+      ],
+      "size": [
+        315,
+        474
+      ],
+      "flags": {},
+      "order": 4,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "model",
+          "type": "MODEL",
+          "link": 1
+        },
+        {
+          "name": "positive",
+          "type": "CONDITIONING",
+          "link": 4
+        },
+        {
+          "name": "negative",
+          "type": "CONDITIONING",
+          "link": 6
+        },
+        {
+          "name": "latent_image",
+          "type": "LATENT",
+          "link": 2
+        }
+      ],
+      "outputs": [
+        {
+          "name": "LATENT",
+          "type": "LATENT",
+          "slot_index": 0,
+          "links": [
+            7
+          ]
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "KSampler",
+        "cnr_id": "comfy-core",
+        "ver": "0.3.65"
+      },
+      "widgets_values": [
+        685468484323813,
+        "randomize",
+        20,
+        8,
+        "euler",
+        "normal",
+        1
+      ]
+    },
+    {
+      "id": 8,
+      "type": "VAEDecode",
+      "pos": [
+        975,
+        700
+      ],
+      "size": [
+        210,
+        46
+      ],
+      "flags": {},
+      "order": 5,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "samples",
+          "type": "LATENT",
+          "link": 7
+        },
+        {
+          "name": "vae",
+          "type": "VAE",
+          "link": 8
+        }
+      ],
+      "outputs": [
+        {
+          "name": "IMAGE",
+          "type": "IMAGE",
+          "slot_index": 0,
+          "links": []
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "VAEDecode",
+        "cnr_id": "comfy-core",
+        "ver": "0.3.65"
+      },
+      "widgets_values": []
+    },
+    {
+      "id": 7,
+      "type": "CLIPTextEncode",
+      "pos": [
+        410,
+        410
+      ],
+      "size": [
+        425.27801513671875,
+        180.6060791015625
+      ],
+      "flags": {},
+      "order": 3,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "clip",
+          "type": "CLIP",
+          "link": 5
+        }
+      ],
+      "outputs": [
+        {
+          "name": "CONDITIONING",
+          "type": "CONDITIONING",
+          "slot_index": 0,
+          "links": [
+            6
+          ]
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "CLIPTextEncode",
+        "cnr_id": "comfy-core",
+        "ver": "0.3.65"
+      },
+      "widgets_values": [
+        "text, watermark"
+      ],
+      "color": "#223",
+      "bgcolor": "#335"
+    },
+    {
+      "id": 5,
+      "type": "EmptyLatentImage",
+      "pos": [
+        520,
+        690
+      ],
+      "size": [
+        315,
+        106
+      ],
+      "flags": {},
+      "order": 1,
+      "mode": 0,
+      "inputs": [],
+      "outputs": [
+        {
+          "name": "LATENT",
+          "type": "LATENT",
+          "slot_index": 0,
+          "links": [
+            2
+          ]
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "EmptyLatentImage",
+        "cnr_id": "comfy-core",
+        "ver": "0.3.65"
+      },
+      "widgets_values": [
+        512,
+        512,
+        1
+      ]
+    },
+    {
+      "id": 6,
+      "type": "CLIPTextEncode",
+      "pos": [
+        411.21649169921875,
+        203.68695068359375
+      ],
+      "size": [
+        422.84503173828125,
+        164.31304931640625
+      ],
+      "flags": {},
+      "order": 2,
+      "mode": 0,
+      "inputs": [
+        {
+          "name": "clip",
+          "type": "CLIP",
+          "link": 3
+        }
+      ],
+      "outputs": [
+        {
+          "name": "CONDITIONING",
+          "type": "CONDITIONING",
+          "slot_index": 0,
+          "links": [
+            4
+          ]
+        }
+      ],
+      "properties": {
+        "Node name for S&R": "CLIPTextEncode",
+        "cnr_id": "comfy-core",
+        "ver": "0.3.65"
+      },
+      "widgets_values": [
+        "beautiful scenery nature glass bottle landscape, purple galaxy bottle,"
+      ],
+      "color": "#232",
+      "bgcolor": "#353"
+    }
+  ],
+  "links": [
+    [
+      1,
+      4,
+      0,
+      3,
+      0,
+      "MODEL"
+    ],
+    [
+      2,
+      5,
+      0,
+      3,
+      3,
+      "LATENT"
+    ],
+    [
+      3,
+      4,
+      1,
+      6,
+      0,
+      "CLIP"
+    ],
+    [
+      4,
+      6,
+      0,
+      3,
+      1,
+      "CONDITIONING"
+    ],
+    [
+      5,
+      4,
+      1,
+      7,
+      0,
+      "CLIP"
+    ],
+    [
+      6,
+      7,
+      0,
+      3,
+      2,
+      "CONDITIONING"
+    ],
+    [
+      7,
+      3,
+      0,
+      8,
+      0,
+      "LATENT"
+    ],
+    [
+      8,
+      4,
+      2,
+      8,
+      1,
+      "VAE"
+    ]
+  ],
+  "groups": [
+    {
+      "id": 1,
+      "title": "Step 1 - Load model",
+      "bounding": [
+        50,
+        130,
+        335,
+        181.60000610351562
+      ],
+      "color": "#3f789e",
+      "font_size": 24,
+      "flags": {}
+    },
+    {
+      "id": 2,
+      "title": "Step 3 - Image size",
+      "bounding": [
+        510,
+        620,
+        335,
+        189.60000610351562
+      ],
+      "color": "#3f789e",
+      "font_size": 24,
+      "flags": {}
+    },
+    {
+      "id": 3,
+      "title": "Step 2 - Prompt",
+      "bounding": [
+        400,
+        130,
+        445.27801513671875,
+        467.2060852050781
+      ],
+      "color": "#3f789e",
+      "font_size": 24,
+      "flags": {}
+    }
+  ],
+  "config": {},
+  "extra": {
+    "ds": {
+      "scale": 0.44218252181616574,
+      "offset": [
+        -666.5670907104311,
+        -2227.894644048147
+      ]
+    },
+    "frontendVersion": "1.35.3",
+    "VHS_latentpreview": false,
+    "VHS_latentpreviewrate": 0,
+    "VHS_MetadataImage": true,
+    "VHS_KeepIntermediate": true,
+    "workflowRendererVersion": "LG"
+  },
+  "version": 0.4
+}
\ No newline at end of file
diff --git a/browser_tests/tests/viewport.spec.ts b/browser_tests/tests/viewport.spec.ts
new file mode 100644
index 0000000000..7bc686a1cf
--- /dev/null
+++ b/browser_tests/tests/viewport.spec.ts
@@ -0,0 +1,20 @@
+import { expect } from '@playwright/test'
+
+import { comfyPageFixture as test } from '../fixtures/ComfyPage'
+
+test.describe('Viewport', () => {
+  test('Fits view to nodes when saved viewport position is offscreen', async ({
+    comfyPage
+  }) => {
+    await comfyPage.loadWorkflow('viewport/default-viewport-saved-offscreen')
+
+    // Wait a few frames for rendering to stabilize
+    for (let i = 0; i < 5; i++) {
+      await comfyPage.nextFrame()
+    }
+
+    await expect(comfyPage.canvas).toHaveScreenshot(
+      'viewport-fits-when-saved-offscreen.png'
+    )
+  })
+})
diff --git a/browser_tests/tests/viewport.spec.ts-snapshots/viewport-fits-when-saved-offscreen-chromium-linux.png b/browser_tests/tests/viewport.spec.ts-snapshots/viewport-fits-when-saved-offscreen-chromium-linux.png
new file mode 100644
index 0000000000..9d1cb0604c
Binary files /dev/null and b/browser_tests/tests/viewport.spec.ts-snapshots/viewport-fits-when-saved-offscreen-chromium-linux.png differ
diff --git a/src/scripts/app.ts b/src/scripts/app.ts
index 7201fb68ca..b9335b353e 100644
--- a/src/scripts/app.ts
+++ b/src/scripts/app.ts
@@ -64,6 +64,7 @@ import type { ComfyExtension, MissingNodeType } from '@/types/comfy'
 import { type ExtensionManager } from '@/types/extensionTypes'
 import type { NodeExecutionId } from '@/types/nodeIdentification'
 import { graphToPrompt } from '@/utils/executionUtil'
+import { anyItemOverlapsRect } from '@/utils/mathUtil'
 import { collectAllNodes, forEachNode } from '@/utils/graphTraversalUtil'
 import {
   getNodeByExecutionId,
@@ -1222,13 +1223,19 @@ export class ComfyApp {
         if (graphData.extra?.ds) {
           this.canvas.ds.offset = graphData.extra.ds.offset
           this.canvas.ds.scale = graphData.extra.ds.scale
+
+          // Fit view if no nodes visible in restored viewport
+          this.canvas.ds.computeVisibleArea(this.canvas.viewport)
+          if (
+            !anyItemOverlapsRect(
+              this.rootGraph._nodes,
+              this.canvas.visible_area
+            )
+          ) {
+            requestAnimationFrame(() => useLitegraphService().fitView())
+          }
         } else {
-          // @note: Set view after the graph has been rendered once. fitView uses
-          // boundingRect on nodes to calculate the view bounds, which only become
-          // available after the first render.
-          requestAnimationFrame(() => {
-            useLitegraphService().fitView()
-          })
+          requestAnimationFrame(() => useLitegraphService().fitView())
         }
       }
     } catch (error) {
diff --git a/src/utils/mathUtil.ts b/src/utils/mathUtil.ts
index 4dad40df54..e13d26fe91 100644
--- a/src/utils/mathUtil.ts
+++ b/src/utils/mathUtil.ts
@@ -1,6 +1,9 @@
 import type { ReadOnlyRect } from '@/lib/litegraph/src/interfaces'
 import type { Bounds } from '@/renderer/core/layout/types'
 
+/** Simple 2D point or size as [x, y] or [width, height] */
+type Vec2 = readonly [number, number]
+
 /**
  * Finds the greatest common divisor (GCD) for two numbers using iterative
  * Euclidean algorithm. Uses iteration instead of recursion to avoid stack
@@ -91,3 +94,28 @@ export function computeUnionBounds(
     height: maxY - minY
   }
 }
+
+/**
+ * Checks if any item with pos/size overlaps a rectangle (AABB test).
+ * @param items Items with pos [x, y] and size [width, height]
+ * @param rect Rectangle as [x, y, width, height]
+ * @returns `true` if any item overlaps the rect
+ */
+export function anyItemOverlapsRect(
+  items: Iterable<{ pos: Vec2; size: Vec2 }>,
+  rect: ReadOnlyRect
+): boolean {
+  const rectRight = rect[0] + rect[2]
+  const rectBottom = rect[1] + rect[3]
+
+  for (const item of items) {
+    const overlaps =
+      item.pos[0] < rectRight &&
+      item.pos[0] + item.size[0] > rect[0] &&
+      item.pos[1] < rectBottom &&
+      item.pos[1] + item.size[1] > rect[1]
+
+    if (overlaps) return true
+  }
+  return false
+}