Yes, you can absolutely leave EPCOT and return later in the same day without any issues. Disney has a very flexible re-entry policy: you simply tap your MagicBand or ticket at the gate when you return. This is a popular strategy for guests who want to take a midday break to escape the Florida sun or grab a nap at their resort. Regarding parking, your parking pass is valid for the entire day across all four theme parks. If you pay for parking at EPCOT in the morning, you can leave the lot and return later (or even drive to Hollywood Studios or Magic Kingdom) without having to pay again—just keep your physical receipt or ensure your MagicBand is linked to your account. In 2026, this remains a vital "pro-tip" for maximizing your Disney day, allowing you to enjoy the morning attractions, rest during the peak heat, and return for the evening fireworks and dinner in the World Showcase.