Registration is now open for Cornell University’s online Winter Session 2027 . Classes run Jan. 4–22, giving students the opportunity to explore an interest, fulfill a requirement, or earn credits before the spring semester. 

Students can take classes in subjects such as accounting, biology, business, design, economics, entomology, film, history, plant science, psychology, statistics, and more.

Popular online classes open to Cornell and visiting students include:

• AEM 1200: Introduction to Business Management
• AEM 2210: Financial Accounting
• GOVT 3141: Prisons
• ORIE 3150: Financial and Managerial Accounting
• ENTOM 2030: Honey Bees: Their Intriguing Biology and Interactions with Humans and More
• PLSCI 2400: Green World, Blue Planet

New or notable courses include:

• COMM 1225: Photography through a Scientific Lens
• AEM 3121: Branding and Brand Management
• ENGL 2795: Narrative and Healing
• HIST 3410: Recent American History, 1965 to the Present
• ANSC 1120: Sustainable Animal Husbandry
• DEA 1112: Change-making: Designing Healthy and Hospitable Environments
• ILRGL 2200: Argumentation and Debate

Visit the Winter Session roster for a complete list of offerings.

Registration and important dates

Visiting students must register by Dec. 1, 2026. Dec. 1 is also the financial aid priority date for Cornell students; financial aid is not available for visiting students.

Cornell students have until Jan. 4, 2027, to request access for Winter Session enrollment. The last day for all students to add a class or change credit hours is Jan. 5 at 11:59 p.m. ET. Final exams may be held Jan. 23, depending on the course. 

Fulfilling founder Ezra Cornell’s vision of an institution “where any person can find instruction in any study,” Winter Session welcomes undergraduate and graduate students, international students, Cornell faculty and staff, retirees, alumni, parents, friends, executives, professionals, and area residents.