| Tail Number / N-Number | N8840Q |
| Manufacturer | BOEING |
| Model | 737-8 |
| Manufacturer's Serial Number | 67493 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 185 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | Corporation |
| Owner Name | SOUTHWEST AIRLINES CO |
| Street | 2702 LOVE FIELD DR HDQ-4GC |
| City | DALLAS |
| State | TX |
| Zip Code | 75235 |
| Region | Southwestern |
| County | Dallas County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2023-01-31 |
| Last Action Date | 2023-01-31 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 53027430 |
| Mode S Code Hex | AC2F18 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N8840Q.
| Tail Number / N-Number | N8840Q |
| Manufacturer | AERO COMMANDER |
| Model | S2R |
| Manufacturer's Serial Number | 1680R |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 119 miles per hour |
| Type of Registrant | Individual |
| Owner Name | BYRD HORACE |
| Street | 1418 S W 27TH ST |
| City | FT LAUDERDALE |
| State | FL |
| Zip Code | 33315 |
| Region | Southern |
| County | Dallas County |
| Certificate Issue Date | 1973-05-21 |
| Last Status | Valid Registration |
| Cancellation Date | 1973-05-21 |
| Exported To | VENEZUELA |