Learn More About Southwest Airlines ONT Terminal
| Airport Name | Ontario International Airport |
| Terminal | Terminal 4 |
| Southwest Airlines ONT Arrivals Terminal | Terminal 4 |
| Southwest Airlines ONT Departures Terminal | Terminal 4 |
| Airport Code | ONT |
| ONT Airport Address | Ontario, CA 91761, United States |
| Southwest Airlines IATA Code | WN |
| Southwest Airlines ICAO Code | SWA |
| Southwest Airlines Ticket Counter Hours | 24 hours a Day |
| Country | United States |
| City | Ontario |
| Southwest Airlines Contact Number | 1 (800) 435-9792 |
| Southwest Airlines Official Website | https://www.southwest.com/ |
| Official YouTube | https://www.youtube.com/@Southwest |
| Official Twitter | http://twitter.com/SouthwestAir |
| Official Facebook | http://www.facebook.com/SouthwestAir |
| Official Instagram | https://www.instagram.com/southwestair/ |
Read all: Southwest Airlines Terminals Worldwide
Map To Assist in Locating Southwest Airlines ONT Ontario International Airport
Services and Amenities Make Your Way Easier At Southwest Airlines ONT Terminal
| 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 |
FAQs
Q1. What terminal is Southwest Airlines at ONT?
Southwest Airlines operates from the Terminal 4 at ONT.
Q2. What terminal is Southwest Airlines at Ontario International Airport?
The Terminal 4 is an operational hub for Southwest Airlines at Ontario International Airport.
Q3. What Terminal is Southwest Airlines’ arrival at ONT?
Southwest Airlines uses the Terminal 4 for its arrivals at ONT.
Q4. What terminal is Southwest Airlines Departure in ONT?
Terminal 4 is a central point for its departure from ONT.
Q5. Does Southwest have 24-hour cancellation?
Yes, Southwest Airlines has 24-hour cancellation.