Cafe

Cafe Onion Seongsu

A flagship bakery cafe in Seongsu-dong, known for its industrial interior that preserves the original rice-mill building.

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Cafe Onion Seongsu

Why visit

Cafe Onion Seongsu, located on Achasan-ro 9-gil in Seongsu-dong, is a bakery cafe famous for its industrial interior that retains the structure and finishes of an old rice mill. The space is characterized by exposed worn concrete and timber framing, and it is considered one of Seongsu-dong’s most Instagrammable spots. It is a steady favorite regularly featured by domestic and international travel outlets such as TimeOut Seoul and Trip.com. As of September 2026, the cafe is operating normally.

Cafe Onion Seongsu
Cafe Onion Seongsu
Cafe Onion Seongsu

Visit information

Hours
Monday: 8:00 AM – 10:00 PM · Tuesday: 8:00 AM – 10:00 PM · Wednesday: 8:00 AM – 10:00 PM · Thursday: 8:00 AM – 10:00 PM · Friday: 8:00 AM – 10:00 PM · Saturday: 9:00 AM – 10:00 PM · Sunday: 9:00 AM – 10:00 PM
Address
8 Achasan-ro 9-gil, Seongdong-gu, Seoul, South Korea

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