Southwest Airlines NoLimits Internships are offered in the Spring, Summer, and Fall semesters for full-time college students. All internships are paid and can include travel reimbursement. Undergraduate students at the junior level, and graduate students, are eligible to apply. Internships are offered across many disciplines, including Business, Communications, Marketing and Advertising, Architecture, Engineering, Finance, Graphic Design, Human Resources, Computer Science, Technology, and many more.