Mil MI-171
6 on the U.S. register. Built from 2016. Colorado has the most (6). 100% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are never named here.
About the MI-171 from the FAA's model table
- Type
- Rotorcraft · Helicopters
- Power
- Turboshaft, 2 engines
- Common engines
- Klimov Tv3-117Vm (6)
- Seats
- 27
- Maker on the register
- Mil
- Registered
- earliest certificate September 26, 2019; newest February 12, 2022
Where they are owner's state
Colorado6
Who owns them registrant type
LLC6 (100%)
Versions as the FAA records them · click one to list only those aircraft
| Version | Registered | Built | Share |
|---|---|---|---|
| MI-171E | 6 | 2016 | 100.0% |
When they were built by decade
Registrations by year certificates issued since 2010, including changes of owner · 2026 is the year so far
Registration status
Valid6 (100%)
Airworthiness certificate class
Experimental6 (100%)
Biggest operators companies, schools and clubs
Red Air Transport LLC6
Fleet pages: Red Air Transport LLC
Accident history NTSB
Each aircraft's own page already shows its NTSB accident and incident record. The model-wide record (accidents per year, fatal and non-fatal, against the number registered) is being added; it will appear here.
Questions people ask answers refresh every morning
How many Mil MI-171 aircraft are registered in the U.S.?
6 as of October 2, 2026, counting 1 version the FAA records separately.
Which state has the most Mil MI-171s?
Colorado, with 6.
Who owns the Mil MI-171?
100% are registered to companies, flight schools, clubs and other organisations; the rest to individuals and co-owners, who are never named on this site.
Aircraft newest certificates first · 6
| Tail no. | Maker and model | Owner and base | Certificate | Registered | Status |
|---|---|---|---|---|---|
| N244XX | Mil MI-171E |
Red Air Transport LLC Boulder, Colorado |
Experimental | 2022-02-12 | Valid |
| N245XX | Mil MI-171E |
Red Air Transport LLC Boulder, Colorado |
Experimental | 2020-11-18 | Valid |
| N243XX | Mil MI-171E |
Red Air Transport LLC Boulder, Colorado |
Experimental | 2020-08-25 | Valid |
| N242XX | Mil MI-171E |
Red Air Transport LLC Boulder, Colorado |
Experimental | 2020-02-24 | Valid |
| N241XX | Mil MI-171E |
Red Air Transport LLC Boulder, Colorado |
Experimental | 2019-12-05 | Valid |
| N240XX | Mil MI-171E |
Red Air Transport LLC Boulder, Colorado |
Experimental | 2019-09-26 | Valid |