# Lighter-than-air additional airship class rating course — private pilot certificate — FAA flight training hour minimums: Part 61 vs Part 141, by certificate and rating For Lighter-than-air additional airship class rating course, certificate or rating is Lighter-than-air additional airship class rating course — private pilot certificate; part 141 minimum is 20 hours of flight training; part 141 appendix is Part 141 Appendix I, para. 4(n)(1), recorded from its source on 2026-08-18. - **Certificate or rating:** Lighter-than-air additional airship class rating course — private pilot certificate _(our reading, not quoted from the source)_ - **Part 141 minimum:** 20 hours of flight training _(verified: appears in the quote below)_ - **Part 141 appendix:** Part 141 Appendix I, para. 4(n)(1) _(our reading, not quoted from the source)_ ## What the source says > ( 1 ) For the private pilot certificate, the course requires 20 hours of flight training on the areas of operation under appendix B of part 141, paragraph 4.(d)(7). ## Source - https://www.ecfr.gov/current/title-14/chapter-I/subchapter-D/part-141 Last verified: 2026-08-18. Review by: 2027-08-18. Part of [FAA flight training hour minimums: Part 61 vs Part 141, by certificate and rating](https://referencesource.org/flight-training-hour-minimums-61-vs-141/).