| Airport Name | Charleston International Airport |
| Southwest Airlines Charleston Airport Address | 5500 International Blvd, North Charleston, SC 29418, United States |
| Airport Code | CHS |
| Southwest Airlines Charleston Airport Contact Number | +1 843-767-7000 |
| Southwest Airlines Charleston Terminal | Terminal – 1 |
| Working Hours | 24 hours |
| Official Website | https://www.southwest.com/ |
| YouTube | https://www.youtube.com/@Southwest |
| https://www.facebook.com/SouthwestAir | |
| https://twitter.com/SouthwestAir | |
| Instagram Account | https://www.instagram.com/southwestair/ |
| Flight Ticket Booking and Cancellation | Ticket Rescheduling |
| Web / Online Check-in | Airport Counter Check-in |
| Kiosk Check-in | Airport and In-Flight Wifi |
| Unaccompanied Minor | Travel with Pets or Animals |
| Baggage Allowance | Duty-free Allowance |
| Flight Information | Airport Lounges |
| Visa-related Information | Pet Relief Area |
| Missing Luggage | Immigration Services |
| First Class and Business Class Seats Enquiries | Economy Class Seat Enquiries |
| Privilege Club | Delayed Flights |
| Transit Information | Privilege Club |
| Seats Selection and Enquiries | Concierge Services |
| Airport Facilities | In-Flight Entertainment |