| 24/7 |
| Direct |
| 24-hour |
| 24/7/365 |
| Perpetual |
| Incessant |
| Ceaseless |
| Continuous |
| Relentless |
| Incessantly |
| Perpetually |
| Interminable |
| Always going |
| Without letup |
| Direct flight |
| Uninterrupted |
| Without pause |
| Kind of flight |
| Type of flight |
| With no relief |
| Going on and on |
| Round-the-clock |
| Without a break |
| Without pausing |
| Certain flights |
| With no layovers |
| Straight through |
| Like some flights |
| Airline adjective |
| All day every day |
| Flight descriptor |
| Like express trains |
| Direct, as a flight |
| Without interruption |
| Like certain flights |
| Like a workaholic's workday? |