Electronics.Woot.com has 256GB OnePlus 7 Pro Sprint + GSM Unlocked Smartphone (Nebula Blue) for $449.99. Shipping is free for Amazon Prime Members (must login with your Amazon account) or is otherwise $6 per order.
Specs: 6.67" 3120x1440 90Hz OLED DisplayQualcomm Snapdragon 855 Octa-core Processor8GB RAM256GB Internal StorageCameras: 48MP (wide) OIS / 8MP (telephoto) / 16MP (ultrawide) triple rear; Motorized pop-up 16MP frontFingerprint sensor (under-display, optical)802.11ac WiFi / Bluetooth 5.0 / NFCUSB 3.1 Type C port4000 mAh batteryAndroid 9.0 Pie (OxygenOS)