1. Passport: Your passport should be valid for at least three months beyond your intended stay in Hungary. It should also have at least two blank visa pages for visa endorsement.
2. Visa Application Form: Complete the visa application form accurately and legibly.
3. Passport-sized Photographs: Attach recent passport-sized photographs with a white background. The specific size and quantity may vary, so check the requirements specified by the embassy or consulate.
4. Flight Itinerary: Provide a copy of your confirmed round-trip flight tickets or itinerary showing your entry and exit dates from Hungary.
5. Travel Health Insurance: It is advisable to have travel health insurance that covers medical expenses, emergency medical treatment, and repatriation. Provide a copy of your insurance policy or a letter from the insurance company.
6. Proof of Accommodation: Include a copy of your hotel reservation or details of your accommodation arrangements in Hungary, such as an invitation letter from a host or confirmation of a homestay.
7. Financial Proof: Submit evidence of sufficient funds to cover your expenses during your stay in Hungary. This can include bank statements, credit card statements, or traveler’s cheques.
8. Travel Itinerary: Provide a detailed travel itinerary that includes the places you plan to visit, accommodation details, and any pre-booked activities or tours.
9. Additional Documents: Depending on your circumstances and the specific requirements of the embassy or consulate, you may need to provide additional documents, such as a cover letter explaining the purpose of your visit, a copy of your previous travel history, or proof of accommodation and financial support.

Tourist visas for Hungary typically allow a stay of up to 90 days within a 180-day period. This means you can stay in Hungary for a maximum of 90 days within any 180-day period. The duration of stay will be determined by the immigration officer at the port of entry and will be indicated on your visa or entry stamp.

The processing time for a tourist visa to Hungary can vary. It may take anywhere from a few days to several weeks, depending on the embassy or consulate and the volume of visa applications they receive.