Federal law 49 U.S.C. § 40116(f)(2) governs your situation. See the section titled "Pay of Air Carrier Employees" in this reference:
https://www.law.cornell.edu/uscode/text/49/40116
So you would answer Yes to the question about other state income if more than 50% of your income was earned in NJ.
**Answers are correct to the best of my ability but do not constitute tax or legal advice.
