The U.S. aircraft register, updated daily
Models · Balloon Works · Balloons · data as of November 5, 2026

Balloon Works FIREFLY 5

5 on the U.S. register. Built from 1976 to 1981; half of them date from 1978 or earlier. Colorado has the most (2). 0% are registered to companies, flight schools, clubs and other organisations; the rest to individuals, who are not named here at this time.

About the FIREFLY 5 from the FAA's model table

Type
Balloon · Balloons
Power
None
Common engines
None None (5)
Seats
1
Cruise speed
about 60 mph
Built of
fabric and wicker
Maker on the register
Balloon Works
Registered
earliest certificate December 10, 1976; newest July 12, 2018

Where they are owner's state

By state, as a table
aircraft
Colorado2
Wyoming1
Oklahoma1
Missouri1

Who owns them registrant type

By owner type, as a table
aircraftshare
Individual5100%

Versions as the FAA records them · click one to list only those aircraft

VersionRegisteredBuiltShare
FIREFLY 551976 to 1981100.0%

When they were built by decade · 1 with no year on file

By decade built, as a table
aircraft
19703
19801

Registrations by year certificates issued since 2010, including changes of owner · 2026 is the year so far

Registrations by year, as a table
aircraft
20111
20142
20181

Registration status

By status, as a table
aircraftshare
Valid5100%

Airworthiness certificate class

By airworthiness certificate, as a table
aircraftshare
Standard360%
Experimental240%

Biggest operators companies, schools and clubs

No data

Accident history NTSB records · 0 cases since 1982, 0 fatal

No NTSB accident or incident records match this family's versions. Each aircraft's own page also shows its record. How models compare: Accidents by model in Aviation Analytics.

Questions people ask answers refresh every morning

How many Balloon Works FIREFLY 5 aircraft are registered in the U.S.?

5 as of November 5, 2026, counting 1 version the FAA records separately.

Which state has the most Balloon Works FIREFLY 5s?

Colorado, with 2.

Who owns the Balloon Works FIREFLY 5?

0% are registered to companies, flight schools, clubs and other organisations; the rest to individuals and co-owners, who are not named on this site at this time.

When were the Balloon Works FIREFLY 5s on the register built?

Between 1976 and 1981; half of them in 1978 or earlier.

What is the Balloon Works FIREFLY 5 made of?

A hot-air balloon: a coated nylon envelope, stainless-steel cables, and a wicker or aluminium basket under a propane burner. The FAA's type certificate data sheet is the authority for any one model.

What the FAA has certified, ordered and been told about the Balloon Works FIREFLY 5 the component layer

A hot-air balloon: a coated nylon envelope, stainless-steel cables, and a wicker or aluminium basket under a propane burner. The design is held under 1 type certificate (A14SO, held by JR Aerosports LTD.). The FAA has issued 3 airworthiness directives (orders that owners must comply with) that name this model, most of them about other and general. 16 approved modifications exist for it, the most by Electronics International.

FAA orders 3 airworthiness directives · newest first

2013-03-192013-03-10 · Hardware · other and general
1981-03-1181-05-03 · Fuel tank shut-off valve modification · engine
1976-04-3075-12-08 · Throttle or Trigger Valves · other and general

By system

Orders by system, as a table
ordersshare
Other and general267%
Engine133%

Approved replacement parts 1 parts manufacturer approvals

Parts a company other than the maker may make for this design and sell as FAA-approved. The companies holding the most:

Most often: tank cover (1).

Approved modifications 16 supplemental type certificates

Changes the FAA has approved for this design, from new avionics and engines to floats and parachutes. The companies holding the most:

Latest

2017-10-05SB09657RC · Installation of Aircraft Position Lights
2017-09-06SB04407AT · Installation of the DBI-III Omega
2010-09-16SB01506AT · Attachment of Firefly hot air balloon envelopes.
2006-08-22SB10564SC (2 OF 2) · Installation of Night Posision Lights.
2005-07-08SA00680SE (5 OF 6 · Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer.

Certificates and bulletins

A14SOType certificate held by JR Aerosports LTD. · 28 models listed · revised September 16, 2010

Safety bulletins 1 · advice, not orders

2011-07-13CE-11-44 · Fuel: Cylinder Strap Installation

Sources: the FAA's type certificate data sheets, airworthiness directives, supplemental type certificates, special conditions and special airworthiness information bulletins (Dynamic Regulatory System), and the FAA's service difficulty reports. A failure report is what an operator or repair station chose to file; the counts show reporting as much as reliability, and larger and commercial fleets report more. How the systems are grouped.

Connections how the FIREFLY 5 links to the rest of the register

Design
Where they are
Record
Airworthiness

The whole map of how records connect · these connections as data: /graph/model/balloon-works/firefly-5.json.

Aircraft newest certificates first · 5

Tail no.Maker and modelOwner and baseCertificateRegisteredStatus
N4046K Balloon Works
FIREFLY 5
Individual owner
Wyoming
Standard 2018-07-12 ValidFAA registration status code V: Valid registration. All codes
N4054U Balloon Works
FIREFLY 5
Individual owner
Missouri
Standard 2014-11-24 ValidFAA registration status code V: Valid registration. All codes
N4049R Balloon Works
FIREFLY 5
Individual owner
Oklahoma
Standard 2014-09-25 ValidFAA registration status code V: Valid registration. All codes
N2266H Balloon Works
FIREFLY 5
Individual owner
Colorado
Experimental 2011-04-11 ValidFAA registration status code V: Valid registration. All codes
N2106F Balloon Works
FIREFLY 5
Individual owner
Colorado
Experimental 1976-12-10 ValidFAA registration status code V: Valid registration. All codes