A Brief Introduction to Delta Air Lines at ONT Terminal
| Airport Name | Ontario International Airport |
| Address | Ontario, CA 91761, United States |
| Airport Code | ONT |
| IATA Code | DL |
| ICAO Code | DAL |
| Terminal | Terminal 2 |
| Contact No. | +1 833-435-9668 |
| City | Ontario |
| Country | United States |
| Working Hours | 24 hours |
| Official Website | www.delta.com |
| www.facebook.com/delta | |
| www.linkedin.com/company/delta-air-lines | |
| twitter.com/Delta | |
| www.instagram.com/delta |
Types of Queries Resolved by Delta Air Lines ONT Terminal
| Parking Provisions | Duty-free Baggage Allowance | Arrival Visa |
| Business Class | Applying for Visas | Baggage Services |
| Lounge Facilities | Economy Class | Wi-Fi Services at Airports |
| Transfers at the Airport | Facilities for Immigration | Visa or Flight Information |
| Missed Baggage Services | Entertainment Onboard | Wi-Fi in Flights |
| Facilities for Miles | Food Onboard | Check-in Procedures |
| OKTB/Ok-to-Board | Meet & Greet Procedures | Reserving Tickets |
| Services at the Airport | Canceling Flights | Flight Delays |