airlinesdeskinfo24 – https://airlinesdeskinfo.com/blog/what-terminal-is-southwest-airlines-at-laguardia-airport/

The LaGuardia airport southwest airlines terminal​ features spacious check-in areas, self-service kiosks, mobile check-in options, and dedicated customer service counters that help passengers complete travel procedures quickly and efficiently. The upgraded security screening system improves passenger flow and reduces waiting times, making the overall airport experience more convenient for both frequent and first-time travelers.