How do you contact southwest customer service? Call Southwest Airlines' customer service line, 1-800-I-FLY-SWA (800-435-9792), for reservations, baggage information or general questions. Spanish-speaking customers may call 800-VAMONOS (800-826-6667) for assistance.How to contact southwest airlines? Here are some of the major findings: The worst airlines for customer service are United Airlines (665) and Frontier Airlines (659). The most improved carriers are American Airlines and Delta Airlines, adding 16 points each. WestJet fell by the most, plummeting 19 points from 2014.Which airline has the worst customer service? Southwest Airlines Customer Relations Phone Number: 214-932-0333. If you are looking information for customer relations just press 1. Or if you are looking information for Rapid Rewards just press 2. If you are like to know your extension please press 3 now.
(408) 392-3600 Southwest Airlines - San Jose. 1732 North First Street, Suite 600, San Jose CA 95112-4538 Phone Number:(408) 392-3600. Store Hours. Hours may fluctuate. Distance: 39.49 miles. Edit.