ECCO Congress 2027
European Crohn's and Colitis Organisation
- Dates
- March 3–6, 2027 Confirmed
- Location
- Bella Center, Copenhagen, Denmark
- Expected attendance
- About 8,000
- Therapy or topic area
- Gastroenterology, Immunology
About the Meeting
ECCO’27 — Causes of IBD. The scientific programme is structured around basic science, translational medicine and clinical sessions given by some of the world’s top specialists. The educational programme is scheduled prior to the official start of the ECCO Congress and requires additional registration; it covers activities for ECCO’s different interest groups.
Based on the official ECCO website. Abstracts are published in Journal of Crohn’s and Colitis.
Key Dates for ECCO 2027
| Milestone | Date | Status |
|---|---|---|
| Abstract submission opens | September 8, 2026 | Passed |
| Abstract submission deadline | November 23, 2026 | Confirmed |
| Abstract notification | December 21, 2026 | Confirmed |
| Meeting | March 3–6, 2027 | Confirmed |
Subscribe to all ECCO dates
Google Calendar Outlook.com Microsoft 365 Download for Apple / Outlook app (.ics)Submitting an Abstract to ECCO 2027
- Length
- 2,750 characters including spaces; title, author block and references do not count. 2027
- Tables and figures
- Up to 2 tables or graphs per abstract, uploaded as JPG or PNG images (max 1.5 MB, 800x800 px, at least 300 dpi). Tables go in as images, with captions inside the image. 2027
- Who can submit
- No limit on the number of abstracts per author. Up to 40 authors per abstract. 2027
- Membership required
- No 2027
- Previously presented work
- The submitter must confirm the following: the submitted abstract is an original paper and has not been published or presented at an international meeting prior to ECCO; and the submitted abstract has not been previously published as an article/full paper at the time of submission. 2027
Summarized from ECCO's guidelines, checked October 22, 2026. The official guidelines always take precedence.
Common Questions
When is the ECCO 2027 abstract deadline?
The abstract submission deadline is November 23, 2026. The date is confirmed.
When and where is ECCO 2027?
ECCO 2027 takes place March 3–6, 2027 at Bella Center in Copenhagen, Denmark. The dates are confirmed.
How many people attend ECCO?
About 8,000 people are expected at ECCO 2027.
How can our team cover ECCO efficiently?
harmony Insights turns the full ECCO program into a searchable catalog within 24 hours of abstract titles being posted, scored against your scientific interests. See how it works.
Past Editions
| Year | Meeting dates | City | Abstract deadline |
|---|---|---|---|
| 2026 | February 18–21, 2026 | Stockholm | November 17, 2025 |
| 2025 | February 19–22, 2025 | Berlin | November 8, 2024 |
| 2024 | February 21–24, 2024 | Stockholm | Not recorded |
| 2023 | March 1–4, 2023 | Copenhagen | Not recorded |
Last updated November 12, 2026. Source: Orbytel Group conference database. Dates marked estimated are our projections, not the organizer's.
ECCO Abstracts Are Due in 11 Days
The deadline is November 23, 2026. Watch ECCO and we'll email you before it, whenever its dates change, and when the 2028 deadline is announced.
Attending ECCO 2027?
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