What's On in Budapest

20 events across Budapest between 11 Sept 2026 and 19 Sept 2026. The calendar leans towards Community, Festivals and Art & Culture. Every one of the 20 has free entry. Curated listings are drawn from official city and venue agendas and were last re-checked on 9 Sept 2026.

Free around town

Free events we found in Budapest from official city and venue listings. Tap an event for details. Booking happens on the organiser's own site.

Sourced

Fri 11 Sept – Sun 13 SeptFree

IV. Jozsefvarosi Jazzfesztival

Rakoczi ter and Rakoczi teri Vasarcsarnok, District VIII, Budapest, Budapest

Registration needed

via Jozsefvarosi Ujsag (District VIII paper), corroborated by Fidelio.hu · Checked 7 Sept 2026

Sourced

Sat 12 Sept, 18:30Free

Iván Fischer and the Budapest Festival Orchestra at Heroes' Square

Hősök tere (Heroes' Square), Budapest XIV., Budapest

via Programturizmus · Checked 8 Sept 2026

Sourced

Sat 12 Sept, 18:30Free

Budapest Festival Orchestra open-air concert with Ivan Fischer

Hosok tere (Heroes' Square), Budapest, Budapest

Registration needed

via Papageno (reporting the Budapest Festival Orchestra announcement) · Checked 4 Sept 2026

Sourced

Sat 12 Sept, 18:30Free

Budapest Festival Orchestra free open-air concert at Heroes' Square

Hősök tere (Heroes' Square), Budapest, Budapest

Registration needed

via Papageno · Checked 3 Sept 2026

Sourced

Sat 19 Sept – Sun 20 SeptFree

Kulturális Örökség Napjai 2026 (Hungarian Heritage Days)

Multiple Budapest sites, including the ELTE University Library and Archives, the Customs and Taxation History Museum, ELTE Radnóti Miklós practice school and the Japanese Garden at the Varga Márton Technikum, Budapest

Registration needed

via We Love Budapest · Checked 3 Sept 2026

Sourced

Sat 19 Sept – Sun 20 SeptFree

Kulturalis Orokseg Napjai 2026

Multiple Budapest venues including ELTE University Library and Archives, the Financial Guard and Tax History Museum, and the Japanese Garden at Varga Marton Technikum, Budapest

Registration needed

via oroksegnapok.gov.hu, corroborated by We Love Budapest · Checked 7 Sept 2026

Sourced

Sat 19 Sept, 10:00Free

Heritage Days free day at the Aquincum Museum and Roman ruins

BTM Aquincumi Muzeum es Regeszeti Park, Zahony utca 4, Budapest III (Obuda), Budapest

Registration needed

via BTM Aquincumi Muzeum (official museum site) · Checked 31 Aug 2026

Sourced

Fri 11 – Sun 13 Sep 2026Free

VI. Józsefvárosi Jazzfesztivál

Rákóczi tér, Budapest VIII (Józsefváros), Budapest

via Funzine Budapest · Checked 9 Sept 2026

Sourced

Fri 25 – Sat 26 Sep 2026Free

Kutatók Éjszakája 2026 (Researchers' Night)

Multiple Budapest laboratories, universities and research institutes (part of a nationwide programme across roughly 200 venues), Budapest

Registration needed

via Kutatók Éjszakája (official national organiser) · Checked 9 Sept 2026

Sourced

Fri 11 – Sun 13 Sep 2026Free

FIKSZ Iparművészeti Fesztivál

Petőfi Irodalmi Múzeum (Károlyi Palace), Károlyi utca 16, Budapest V, Budapest

via Funzine Budapest · Checked 9 Sept 2026

Sourced

Mon 21 Sep 2026, eveningFree

A Dráma Éjszakája 2026

Margit-negyed and DANTE Közösségi Alkotótér, Budapest, Budapest

via We Love Budapest · Checked 9 Sept 2026

Sourced

Sat 19 Sep, all dayFree

Cultural Heritage Days Budapest: Saturday Openings

Multiple Budapest sites including ELTE University Library and Archives, the Customs and Tax History Museum, the ELTE Radnóti Miklós school and the Japanese Garden at KMASZC Varga Márton Technikum, Budapest

Registration needed

via We Love Budapest · Checked 8 Sept 2026

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