Where it fits well
- 129 kt cruise supports efficient local and regional flying.
- 199 nm advertised range creates a practical planning radius of about 133 nm with 4 occupants.
- 810 kg realistic payload proxy and 10 seats define the usable cabin mission.
Photo: Lukas Brinias Side · CC BY-SA 2.5 · representative variantKey figures
Indicative planning data, compiled 2026-07. Verify against the AFM and records.
| Seats | 10 |
| Realistic payload with mission fuel | 810 kg |
| Advertised range | 199 nm |
| Practical planning radius (4 people) | 133 nm |
| Cruise speed | 129 kt |
| Runway need | Vertical |
| Pressurised | No |
| Fuel | Jet A-1 |
| Fixed annual base | €84k |
| Direct cost per flight hour | €1550 |
The ownership trade-off
The BK117 C-1 combines 10-seat helicopter capability with about 199 NM reported range and about 129 kt reported cruise, while payload, runway and operating-cost figures remain indicative and should be verified for the specific aircraft before making a decision.
Cost picture at different usage
- 40 hours/year: about €191k per year ( €4775 per flight hour all-in)
- 80 hours/year: about €253k per year ( €3163 per flight hour all-in)
- 120 hours/year: about €315k per year ( €2625 per flight hour all-in)
- 180 hours/year: about €408k per year ( €2267 per flight hour all-in)
Older examples add calendar-driven maintenance: a 2011-built airframe is estimated at €221k per year at 80 hours. Condition, engine time remaining and avionics matter more than the year itself, so price the aircraft in front of you, not the model.
Limitations to price honestly
- The BK117 C-1 combines 10-seat helicopter capability with about 199 NM reported range and about 129 kt reported cruise, while payload, runway and operating-cost figures remain indicative and should be verified for the specific aircraft before making a decision.
- €84k fixed annual planning base before flying a single hour.
- Component life and mission-specific landing permissions dominate real-world utility.
Recommended missions
- Family and small-group touring with a weight-and-balance check for every trip.
- Short and medium regional trips, accepting fuel stops when conditions require.
- Recreational, training or personal travel where operating efficiency is more important than airline-like speed.