List of aircraft (I)

This is a list of aircraft in alphabetical order by manufacturer which begin with "I".

IA
Prefixes used by aircraft designed or manufactured at the FMA/FAdeA:
 * Ae, for "Dirección General de Aerotécnica", 1927–1936);
 * F.M.A., for "Fábrica Militar de Aviones", (1938–1943);
 * I.Ae., for "Instituto Aerotécnico", (1943–1952);
 * IA, meaning not specified, (1952–2007).


 * DINFIA IA 24
 * DINFIA IA 25 : assault glider
 * DINFIA IA 28 :twin-engined fighter based on IA-24 with Rolls-Royce Merlin engines.
 * DINFIA IA 31
 * DINFIA IA 32 :two-seat trainer aircraft
 * DINFIA IA 35 Huanquero
 * DINFIA IA 35 Type 1A
 * DINFIA IA 35 Type 1U
 * DINFIA IA 35 Type II
 * DINFIA IA 35 Type III
 * DINFIA IA 35 Type IV
 * DINFIA Constancia II
 * DINFIA Pandora
 * DINFIA IA 35 Guaraní I
 * DINFIA IA 38 Naranjero
 * DINFIA IA 45 Querandi
 * DINFIA IA 46 Ranquel
 * FMA IA 50 Guaraní II
 * DINFIA IA 51 Tehuelche
 * DINFIA IA 53 Mamboretá
 * FMA IA 54 Carancho
 * FMA IA 58 Pucará
 * FMA IA 66 Pucará
 * FMA IA 63 Pampa

IABSA
(Industria Aeronáutica Brasileira SA)
 * IABSA Premier 64-01
 * IABSA Aerobatic 65-02

IAC
(International Aeromarine Corporation)
 * IAC TA16 Seafire

IAE
(Institute of Aerospace Engineering - Vsoké Učeni Techniké Brně - (Brno University of Technology))
 * IAE VUT Marabou

I.Ae.
(Instituto Aerotécnico)
 * known as Ae (from "Dirección General de Aerotécnica") 1927–1936, "Fábrica Militar de Aviones" (FMA) 1938–1943, I.Ae (for "Instituto Aerotécnico") 1943–1952, and IA from 1952 to 2007.


 * FMA 20 El Boyero
 * FMA 21
 * I.Ae. 22 DL
 * I.Ae. 23
 * I.Ae. 24 Calquín
 * I.Ae. 25 Mañque
 * I.Ae. 26 D-600
 * I.Ae. 27 Pulqui I
 * I.Ae. 28 D-710
 * I.Ae. 29 D-720
 * I.Ae. 30 Ñancú (Ñamcú ?)
 * I.Ae. 31 Colibrí
 * I.Ae.32 Chingolo
 * I.Ae. 33 glider 1:1 scale
 * I.Ae. 33 Pulqui II
 * I.Ae. 34 Clen Antú
 * I.Ae. 35 Huanquero
 * I.Ae. 36 Cóndor
 * I.Ae. 37P
 * I.Ae. 37
 * I.Ae. 38 Naranjero
 * I.Ae. 39
 * I.Ae. 40
 * IA-41 Urubú
 * IA-43 Pulqui III
 * IA 44 Super DL
 * I.Ae. 45 Querandí
 * I.Ae. 46 Ranquel

IAI
(Israeli Aircraft Industries)
 * IAI AMIT Fouga
 * IAI Arava
 * IAI Astra
 * IAI C-38 Courier
 * IAI Commodore Jet
 * IAI F-21 Kfir
 * IAI Galaxy
 * IAI Harpy
 * IAI Heron
 * IAI 1121 Jet Commander
 * IAI Kfir
 * IAI Lavi
 * IAI Nesher
 * IAI Phalcon
 * IAI Pioneer
 * IAI Scout
 * IAI Seascan
 * IASI Shahal
 * IAI Westwind
 * IAI Nammer
 * IAI EL/W-2085

IAMI
(Iran Aircraft Manufacturing Industrial Company)
 * IAMI Azarakhsh
 * IAMI Dorna
 * IAMI Iran-140
 * IAMI Paratsu
 * IAMI Project 2061
 * IAMI Project 2091
 * IAMI Shahed 274
 * IAMI Shahed 278
 * IAMI Shafagh
 * IAMI Shavabiz
 * IAMI Simorgh
 * IAMI Tazarv

Iannotta
(Orlando Iannotta later Voliamo)
 * Iannotta I-66 San Francesco
 * Iannotta I-66L San Francesco 2
 * Iannotta I-96 San Francesco 3

IAIO
(Iran Aviation Industries Organization)
 * IAIO Toofan I
 * IAIO Toofan II

IAR
(Industria Aeronautică Română)
 * IAR Ag 6
 * IAR CV 11
 * IAR-12
 * IAR-13
 * IAR-14
 * IAR-15
 * IAR-16
 * IAR-21
 * IAR-22
 * IAR-23
 * IAR-24
 * IAR 27
 * IAR-36
 * IAR 37
 * IAR 38
 * IAR 39
 * IAR-46
 * IAR 47
 * IAR 79
 * IAR-80
 * IAR-81
 * IAR-93 Vultur
 * IAR 95
 * IAR 99
 * IAR-109
 * IAR 316
 * IAR 317
 * IAR 330
 * IAR-330L - Socat
 * IAR 811
 * IAR 813
 * IAR 814
 * IAR-817
 * IAR-818
 * IAR-821
 * IAR-822
 * IAR-823
 * IAR-824
 * IAR-825
 * IAR-826
 * IAR-827
 * IAR-828
 * IAR-831
 * IAR MR-2

Iberavia

 * Iberavia I-11
 * Iberavia IP-2
 * Iberavia IE-02

Ibis Aircraft
(Ibis Aircraft SA, Cali, Colombia)
 * Ibis GS-240
 * Ibis GS-450 Magic
 * Ibis GS-501 Urraco
 * Ibis GS-600 Arrow
 * Ibis GS-700 Magic
 * Ibis GS-710 Magic
 * Ibis GS-730 Super Magic
 * Ibis GS-750 Grand Magic

ICA-Brasov
(Întreprinderea de Construcții Aeronautice - Brașov)
 * ICA IS-23
 * ICA IS-28 "Lark"
 * ICA IS-28M
 * ICA IS-29
 * ICA IS-30
 * ICA IS-31
 * ICA IS-32
 * ICA IS-33

ICAR
(Întreprinderea de Construcții Aeronautice Românești)
 * ICAR M.23b
 * ICAR Universal Tourer
 * ICAR Universal Aerobat
 * ICAR Universal Trainer
 * ICAR M.36 Comercial (sic)
 * ICAR Acrobatic
 * ICAR Turing
 * ICAR 1 - Primary glider
 * ICAR RO-2 - Radu Onciul
 * ICAR F-10G (Fleet Model 10G)

Icaro 2000
(Sangiano, Italy)
 * Icaro Bip
 * Icaro Laminar
 * Icaro Mars
 * Icaro MastR
 * Icaro Orbiter
 * Icaro Pit-Trike
 * Icaro Relax
 * Icaro RX2
 * Icaro RXB
 * Icaro Stratos
 * Icaro Twin Electric

Icarus

 * Icarus Aeneas

Icarus Foundation
(Bucharest, Romania)
 * Icarus F99 Rambo

Ichimori
(Yoshinori Ichimori)
 * Ichimori 1919 Monocoque Aeroplane
 * Ichimori Skylark
 * Ichimori Tractor

Icon
(Icon Aircraft (founders: Kirk Hawkins, Steen Strand), Los Angeles, CA)
 * Icon A5

ICP srl
(Castelnuovo Don Bosco, Italy)
 * ICP Amigo
 * ICP Bingo
 * ICP Savannah
 * ICP Vimana

ICRMA
(Întreprinderea de Reparat Material Aeronautic)
 * IAR 818

Idea Aircraft
(Idea Aircraft Company, Miskolc, Hungary)
 * Idea Hydropteron

IFB Stuttgart
(Universität Stuttgart - Institut für Flugzeugbau )
 * e-Genius
 * Icaré 2

IFIL
(Întreprinderea Forestieră de Industrializare a Lemnului - Reghin)
 * IFIL RM-1 - (Vladimiir Nowițchi)
 * IFIL RG-1 - (Vladimiir Nowițchi)
 * IFIL RG-2 - (Vladimiir Nowițchi)
 * IFIL RG-3 - (Vladimiir Nowițchi)
 * IFIL RG-4 Pionier - (Vladimiir Nowițchi)
 * IFIL RG-5 Pescăruș - (Vladimiir Nowițchi)
 * IFIL RG-6 - (Vladimiir Nowițchi)

IFTHB
(Institut für Flugzeugbau an der Technischen Hochschule Braunschweig)
 * Braunschweig Zaunkönig

Iga
(Ujihiro Iga)
 * Iga Maitsuru-go

IIL
(Întreprinderea de Industrie Locală - Ghimbav)
 * IIL IS-5 - Iosif Șilimon
 * IIL IS-8 - Iosif Șilimon
 * IIL IS-10 - Iosif Șilimon
 * IIL IS-12 - Iosif Șilimon
 * IIL IS-13 - Iosif Șilimon
 * IIL IS-18 - Iosif Șilimon
 * IIL IS-18/25 - Iosif Șilimon

IK
(Ilmailuinsinöörien Kerho - Aeronautical Engineers Club)
 * IK Viri

Ikar Aero Club

 * Ikar Ai-9 Lis
 * Ikar Ai-10 Ikar

Ikarus
(Tvornica Aero i Hydroplana Ikarus - Ikarus aeroplane and hydroplane factory)
 * Ikarus 211
 * Ikarus 212
 * Ikarus 213
 * Ikarus 214
 * Ikarus 215
 * Ikarus 231
 * Ikarus 232 Pionir
 * Ikarus 251
 * Ikarus 252 Prvi Maj
 * Ikarus 451
 * Ikarus 452
 * Ikarus 453
 * Ikarus P-453-MW
 * Ikarus 522
 * Ikarus 920
 * Ikarus Aero 2
 * Ikarus Aero 3
 * Ikarus IK 2
 * Ikarus IM - reconnaissance flying boat (1920s)
 * Ikarus IO - reconnaissance flying boat (1927)
 * Ikarus Košava
 * Ikarus Kurir
 * Ikarus Kurir H - reconnaissance and utility floatplane (1957)
 * Ikarus Meteor
 * Ikarus Orkan
 * Ikarus Prvi maj
 * Ikarus S-49
 * Ikarus SM - biplane flying boat (1920s)
 * Ikarus Trojka
 * Ikarus MM-2

Ikarus
(Ikarus Drachen Thomas Pellicci, Stephanskirchen, Germany)
 * Ikarus Funflyer
 * Ikarus Doppel
 * Ikarus Duo Club
 * Ikarus Grasshopper
 * Ikarus Imagine
 * Ikarus Spirit L

Ikarus
(Comco Ikarus)
 * Ikarus 500
 * Ikarus Sherpa
 * Ikarus C22
 * Ikarus C42
 * Ikarus C52

Ilmailuinsinöörien Kerho
(Club of Aeronautical Engineers)
 * IK Viri

Ilyushin

 * Ilyushin BSh-2 initial prototype for the Il-2
 * Ilyushin DB-3 long-range bomber
 * Ilyushin DB-4 prototype long-range bomber
 * Ilyushin I-21 prototype single engine, single-seat fighter
 * Ilyushin MSh
 * Ilyushin Il-1 prototype armored fighter
 * Ilyushin Il-2 ground attack aircraft
 * Ilyushin Il-4 bomber/torpedo bomber developed from the DB-3
 * Ilyushin Il-6 ground attack aircraft project developed from the Il-2; cancelled due to the Il-8 and Il-10
 * Ilyushin Il-8 ground attack aircraft prototype developed from the Il-2; intended Il-2 replacement
 * Ilyushin Il-10 two-seat ground attack aircraft developed from the Il-1
 * Ilyushin Il-12 twin-engine cargo/military transport aircraft
 * Ilyushin Il-14 high-speed bomber project
 * Ilyushin Il-14 twin engine airliner/military transport aircraft
 * Ilyushin Il-16 ground attack aircraft prototype developed from the Il-10
 * Ilyushin Il-16 four-engine jet airliner, resembled the Tu-110; cancelled due to the Tu-104
 * Ilyushin Il-18 prototype four-engine airliner
 * Ilyushin Il-18 four-engine turboprop airliner
 * Ilyushin Il-20 ground attack prototype, intended as a Il-10 replacement
 * Ilyushin Il-20 ELINT/radar reconnaissance version of Il-18
 * Ilyushin Il-22 jet bomber prototype
 * Ilyushin Il-22 airborne command post version of Il-18
 * Ilyushin Il-24 prototype four-engine jet bomber
 * Ilyushin Il-24 twin-engine jet bomber; derivative of Il-22
 * Ilyushin Il-24 ice reconnaissance aircraft
 * Ilyushin Il-26 long-range bomber project
 * Ilyushin Il-28 medium bomber/trainer
 * Ilyushin Il-30 tactical swept wing bomber prototype developed from the Il-28
 * Ilyushin Il-32 prototype cargo glider
 * Ilyushin Il-34 proposed motorized version of Il-32
 * Ilyushin Il-36 long-range, high-altitude reconnaissance aircraft project
 * Ilyushin Il-38 bomber project
 * Ilyushin Il-38 maritime patrol/ASW aircraft developed from the Il-18
 * Ilyushin Il-40 prototype jet-powered ground attack aircraft
 * Ilyushin Il-42 ground-attack aircraft project developed from the Il-40; lost to the Sukhoi T-8
 * Ilyushin Il-46 jet bomber prototype developed from the Il-30
 * Ilyushin Il-54 supersonic bomber prototype; cancelled due to the Yak-25
 * Ilyushin Il-56 front-line bomber
 * Ilyushin Il-58 carrier-based attack aircraft, Tu-91 competitor
 * Ilyushin Il-60 four-engine military transport; lost to the An-22
 * Ilyushin Il-62 long-range narrow-body jet airliner
 * Ilyushin Il-64 twin-engine turboprop airliner, proposed Il-14 replacement; cancelled in favor of the Il-62
 * Ilyushin Il-66 (supersonic airliner project 1959)
 * Ilyushin Il-66 (military transport project early 1960s)
 * Ilyushin Il-70 (first short-haul airliner project 1961)
 * Ilyushin Il-70 (second short-haul airliner project 1961)
 * Ilyushin Il-70 (AEW aircraft project 1969)
 * Ilyushin Il-72 (supersonic airliner project 1961)
 * Ilyushin Il-72 (trijet medium-haul airliner project 1964)
 * Ilyushin Il-74 trijet airliner project, enlarged Il-72 and Tu-154 competitor; lost to the Tu-154
 * Ilyushin Il-76 strategic airlifter
 * Ilyushin Il-78 airborne refueling variant of the Il-76
 * Ilyushin Il-80 airborne command and control aircraft developed from the Il-86
 * Ilyushin Il-82 twin-engine airliner, proposed Tu-134 replacement; cancelled in favor of the Tu-134
 * Ilyushin Il-82 internal designation for the A-50
 * Ilyushin Il-84 search and rescue variant of the Il-76
 * Ilyushin Il-86 medium-range wide-body jet airliner
 * Ilyushin Il-87 airborne command post version of the Il-86
 * Ilyushin Il-88 transport aircraft project; cancelled due to the An-70
 * Ilyushin Il-90 proposed long-haul airliner
 * Ilyushin Il-96 long-haul wide-body jet airliner developed from the Il-86
 * Ilyushin Il-100 light multipurpose aircraft project
 * Ilyushin Il-102 experimental jet-powered ground attack aircraft
 * Ilyushin Il-103 light trainer
 * Ilyushin Il-106 proposed heavy military transport; Il-76 replacement
 * Ilyushin Il-108 business jet project
 * Ilyushin Il-112 light military transport
 * Ilyushin Il-114 turboprop regional airliner
 * Ilyushin Il-116 regional propliner project
 * Ilyushin Il-118 proposed twin propfan version of Il-18
 * Ilyushin Il-126 proposed business jet
 * Ilyushin Il-140 AWACS version of Il-114
 * Ilyushin Il-196 long-range, high-capacity airliner project
 * Ilyushin Il-276 medium-lift military transport
 * Ilyushin Il-476 internal designation for the Il-76MD-90A

IML Group

 * IML Addax

IMAM
(Meridionali - IMAM - Industrie Meccaniche e Aeronautiche Meridonali)
 * See Meridionali

IMPA
(Industrias Metalúrgicas y Plasticas Argentinas S.A.)
 * IMPA RR-11
 * IMPA Tu-Sa-O
 * IMPA Chorlito

Impuls
(Impuls Flugdrachen GmbH, Munich, Germany)
 * Impuls 14
 * Impuls 17
 * Impuls IC

Inagaki
(Yasuji Inagaki)
 * Inagaki Tractor

Indaer Peru

 * Indaer Peru Chuspi
 * Indaer Peru IAP-002 Ag-Chuspi

Independence Paragliding
(Eisenberg, Germany)
 * Independence Air Taxi
 * Independence Akron
 * Independence Avalon
 * Independence Cruiser
 * Independence Draco
 * Independence Dragon
 * Independence Duet
 * Independence Geronimo
 * Independence Pioneer
 * Independence Raptor
 * Independence Speed Tandem
 * Independence Sportster
 * Independence Striker
 * Independence T-Fighter
 * Independence Trainer
 * Independence Zippy PT

Indonesian Aerospace and its precursors
(PT Dirgantara Indonesia (DI) - (IAe) Indonesian Aerospace)

AURI
(Angkatan Udara Republik Indonesia, Depot Penjelidikan, Pertjobaan dan Pembuatan - Indonesian Air force research, development, and production depot)
 * NU-200 Sikumbang
 * NU-225 Sikumbang (X-09)
 * NU-260 Sikumbang (X-02)
 * Belalang 85 (X-03)
 * Belalang 90
 * NU-25 Kunang
 * Super Kunang 35 (X-05 and X-07)
 * Kindjeng 150 (X-06)
 * B-8m Kolentang2

LIPNUR
(Lembaga Industri Penerbangan Nurtanio - Nurtanio Aviation Industry Body)
 * LIPNUR LT-200 Angkatang (Pazmany PL-2)
 * LIPNUR Nu-90 Belalang
 * LIPNUR Kindjeng
 * LIPNUR Kolentang
 * LIPNUR Kumbang
 * LIPNUR Kunang-kunang
 * LIPNUR Manyang
 * LIPNUR Sikumbang
 * LIPNUR Super Kunang I
 * LIPNUR Super Kunang II

Nurtanio

 * Nurtanio Nu-200
 * CASA-Nurtanio CN-235

Indonesian Aerospace

 * NC 212, a licensed production of CASA C.212 Aviocar aircraft.
 * Indonesian Aerospace N-219
 * Indonesian Aerospace N-2130
 * Indonesian Aerospace CN-235 Civil, Military, and Maritime Version (Joint Development with CASA).
 * Indonesian Aerospace N-245
 * Indonesian Aerospace N-250
 * NAS 330J, a licensed production of Aérospatiale Puma helicopter.
 * NAS 332, a licensed production of Eurocopter Super Puma helicopter.
 * NBell 412,a licensed production of Bell 412 helicopter.
 * NBO 105,a licensed production of Bölkow Bo 105 helicopter.

IPTN
(Industri Pesawat Terbang Nusantara or Industri Pesawat Terbang Nurtanio)
 * IPTN C-212
 * IPTN CN-235
 * IPTN N-250
 * IPTN N-2130
 * IPTN NAS-330 J
 * IPTN NAS-332
 * IPTN NBell-412
 * IPTN NBO-105

Indraéro
(Sociétè Indraéro)
 * Indraéro Aéro 101
 * Indraéro Aéro 110
 * Indraéro Aéro 20
 * Indraéro Aéro 30

Indy Aircraft
(Indy Aircraft Limited, Independence, IA)
 * Indy T-Bird I
 * Indy T-Bird II

Infinity Power Chutes
(Bronson, Michigan)
 * Infinity Challenger
 * Infinity Commander
 * Infinity Purple

Ingam-foster
(Texas Aeroplane Co (founders: Jay Ingram, Charles A Foster), Decatur, TX)
 * Ingam-Foster 1914 Biplane

Inland
(Inland Aviation Co (Pres: Arthur Hardgrave), 14 St and Minnesota Ave, Kansas City, KS)
 * Inland S-100 (55 hp Velie M-5 engine)
 * Inland S-200 (55 hp Velie M-5 engine)
 * Inland S-300 Sport (65 hpLe Blond 5D engine)
 * Inland R-400 Sportster (90 hp Warner engine)
 * Inland S-400 (110 hp Warner Scarab engine)
 * Inland W-500 Super Sport (110 hp Warner Scarab engine)
 * Inland W-600 Super Sport (145 hp Warner Scarab engine)
 * Inland T (145 hp Warner Scarab engine)

Innovator
(Innovator Technologies)
 * Innovator Mosquito Air

Insitu

 * Insitu Aerosonde
 * Insitu GeoRanger
 * Insitu Insight
 * Boeing ScanEagle - In Partnership with Boeing
 * Insitu NightEagle
 * Insitu Integrator On July 30, 2010 it was reported that Insitu won the STUAS Tier II contract with its Integrator product.

INTA
(Instituto Nacional de Tecnica Aeronautica - national institute of aeronautics)
 * INTA HM.1
 * INTA HM.2
 * INTA HM.3
 * INTA HM.5
 * INTA HM.7
 * INTA HM.9

Interavia
(Interavia Konstruktorskoye Buro AO &mdash; Russia)
 * Interavia I-1
 * Interavia CR-90
 * Interavia I-3
 * Interavia SP-91
 * Interavia I-5

Interceptor
(1968: Interceptor Corp, Norman, OK, c. 1973: Interceptor Co, Boulder, CO)
 * Interceptor 400

International
(International Aircraft Corp organized from Catron & Fisk, Santa Monica, CA)
 * International F-10 Triplane (a.k.a. CF-10 Triplane)
 * International F-16 Violet
 * International F-17 Sportsman
 * International F-18 Air Coach

International
(International Aircraft Corp organized from Catron & Fisk, Santa Monica CA)
 * International Duckling

International Helicopters

 * International Helicopters Commuter II

International Ultralight
(International Ultralight Aviation)
 * International Ultralight Banchee

InterPlane
(InterPlane Aircraft sro, Zbraslavice, Czech Republic)
 * InterPlane Griffon
 * InterPlane Skyboy
 * InterPlane Starboy
 * InterPlane ZJ-Viera

Interstate
(Interstate Aircraft Company)
 * Interstate Arctic Tern

Interstate
(Interstate Aircraft & Engineering Corp (Pres: Donald White), El Segundo, CA) Cadet airplanes: TDR drones: XBDR jet-powered drone:
 * Interstate S-1 Cadet (modern production as the Arctic Tern)
 * Interstate L-6 Cadet
 * Interstate L-8 Cadet
 * Interstate O-63 Cadet
 * Interstate BQ-6A
 * Interstate TDR-1 (main production run)
 * Interstate TD3R-1
 * Interstate XTDR-1
 * Interstate XTD2R-1
 * Interstate XTD3R-1
 * Interstate XTD3R-2
 * Interstate XBQ-4
 * Interstate XBQ-5
 * Interstate XBQ-6
 * Interstate XBDR

Invincible
(Invincible Metal Furniture Co, Aircraft Div (Pres: John A Schuette), Manitowoc, WI)
 * Invincible 1929 Monoplane
 * Invincible 200
 * Invincible Center-Wing
 * Invincible D-D

Iomax

 * Iomax ArchAngel

Ion
(Ion Aircraft)
 * Ion Aircraft Ion
 * Ion Aircraft Ion 100
 * Ion Aircraft Ion 105
 * Ion Aircraft Ion 120

IPAI
(Instituto de Pesquisas AI - Industrial Development and Research Institute (University of São Paulo))
 * IPAI-26 Tuca
 * IPAI-27 Jipe Vaodor
 * IPAI-28 Super Surubim
 * IPAI-29 Tira Prosa
 * IPAI-30

IPD
(Instituto de Pesquisas e Desenvolvimento English:Research and Development Institute (University of São Paulo))
 * IPD-6504
 * I.P.D BF-1 Beija-Flor

IPE
(Industria Paranaense de Estruturas)
 * IPE 04
 * IPE 06 Curucaca

IPT
(Instituto de Pesquisas Technologicas de Sao Paulo (University of São Paulo) includes gliders)
 * IPT-0 Bichinho
 * IPT-01 Gafanhoto
 * IPT-02 Aratinga
 * IPT-03 Saracura
 * IPT-4 Planalto
 * IPT-05 Jaraguá
 * IPT-06 Stratus
 * IPT-7 Junior
 * IPT-8
 * IPT-9
 * IPT-10 Junior
 * IPT-11 Bichão
 * IPT-12 Caboré
 * IPT-13
 * IPT-14
 * IPT-15
 * IPT-16 Surubim
 * IPT-17

Irbitis
(Karlis Irbitis)
 * Data from:
 * Irbitis Gambija - K.Irbitis (for N.Pulins)
 * Irbitis-Backman I.4 Vanadzins - K.Irbitis / A.S.Christine Backman
 * Irbitis I-1
 * Irbitis I-2
 * Irbitis I-4
 * Irbitis I-5 Ikars II
 * Irbitis I-6 Gambija
 * Irbitis I-7 Zilais Putns
 * Irbitis I-8 Zilais Putns II - N.Pulins / K. Irbitis
 * Irbitis I-9 Vanags / Valsts Daugavpils Arodskola
 * Irbitis I-12 – K. Irbitis - 2-seater, later converted to single-seater
 * Irbitis I-14
 * Irbitis I-15a
 * Irbitis I-15b
 * Irbitis I-16
 * Irbitis I-17
 * Pulins-Irbitis P.2 Spriditis (I.1) – N.Pulins & K.Irbitis
 * Pulins-Irbitis P.3 Ikars (I.2) – N.Pulins & K.Irbitis

Ireland
((G Sumner) Ireland Aircraft Inc, Curtiss Field, Garden City NY)
 * Ireland Amphibion
 * Ireland Amphiplane
 * Ireland Comet (a.k.a. Curtiss-Ireland Comet)
 * Ireland Meteor
 * Ireland N-1B Neptune
 * Ireland N-2B Neptune
 * Ireland N-2C Neptune
 * Ireland N-2D Neptune
 * Ireland ND-5
 * Ireland ND-6
 * Ireland P-1
 * Ireland P-2 Privateer
 * Ireland P-3 Privateer

IRI
(Italian Rotors Industries)
 * IRI T250A
 * IRI T22B

Irkut
(Irkut Corporation)
 * Irkut MC-21
 * Irkut A-002
 * Irkut 111

IRGC
(Iranian Revolutionary Guard Corps)
 * IRGC Shahed 274

IRMA
(Intreprinderea de Reparat Material Aeronautic)
 * IAR 818H
 * IAR 821
 * IAR 822
 * IRMA BN-2 Islander

Irwin
(Irwin Aircraft Co, 126 O St, Sacramento, CA)
 * Irwin 44
 * Irwin C-C-1 Meteorplane
 * Irwin C-C-2 Meteorplane
 * Irwin FA-1 Meteorplane
 * Irwin Gray Eagle
 * Irwin LW-3
 * Irwin M-T Meteorplane
 * Irwin M-T-1
 * Irwin M-T-2 (a.k.a. SP-1)

Irwin
(Gus Irwin (or Irvin?), 507 S Russell, Pampa, TX)
 * Irwin 1931 Monoplane

Isaac
(Archibald C. J. Isaac, Pittsfield, MA)
 * Isaac 1926 monoplane

Isaacs
John O. Isaacs, United Kingdom
 * Isaacs Fury
 * Isaacs Fury II
 * Isaacs Spitfire

Isaacson

 * Isaacson 104

Isacco
(Vittorio Isacco)
 * Isacco I-1 Helicogyr
 * Isacco I-2 Helicogyr
 * Isacco-Saunders I-3 Helicogyr
 * Isacco I-4 Helicogyr

ISAE
(Integrated Systems Aero Engineering (Pres: Brent Brown), UT)
 * IASE Omega 2

Ishibashi
(Katsunami Ishibashi)
 * Ishibashi SPAD XIII Racing Aircraft

Ishikawajima
(KK Ishikawajima Hikoki Seisakusho - Ishikawajima Aeroplane manufacturing Co. Ltd.)
 * Ishikawajima T-2 Experimental Reconnaissance Aircraft
 * Ishikawajima T-3 Experimental Reconnaissance Aircraft
 * Ishikawajima CM-1 Experimental Trainer
 * Ishikawajima R-1 Experimental Trainer Red Dragonfly
 * Ishikawajima R-2 Experimental Trainer
 * Ishikawajima R-3 Trainer
 * Ishikawajima R-5 Experimental Trainer

Island
(Island Aircraft Corp (Pres: LeRoy LoPresti), no location.)
 * Island X-199 Spectra

Isobe
(Onokichi Isobe)
 * Isobe 1910 Seaplane
 * Isobe No.2
 * Isobe Rumpler Taube

ISON

 * ISON Airbike

Israel
(Gordon Israel, Los Angeles, CA)
 * Israel Redhead

Issoire
Issoire Aviation, France
 * Issoire APM 20 Lionceau
 * Issoire APM 30 Lion
 * Issoire APM 40 Simba

Issoudun
(Issoudun Aircraft Corp, Northville, MI)
 * Issoudun H-23

IST
(Philippines Institute of Science and Technology)
 * I.S.T. L-10 Balang
 * I.S.T. XL-14 Maya
 * I.S.T. XL-15 Tagak
 * I.S.T. L-17 Musang
 * I.S.T. L-21S Flying Vinta

Istra
(Istra Experimental Mechanics Depot)
 * Istra Ezhik

ITA
(Instituto Tecnològicas Aeronáutica)
 * ITA Panelinha

Italair

 * Italair F.20 Pegaso

ITBA
(Aeroitba, Instituto Tecnológico de Buenos Aires, ITBA)
 * Petrel 912i

Itoh
(Itoh Aeroplane Research Studio)
 * Itoh Emi 1
 * Itoh Emi 2
 * Itoh Emi 3
 * Itoh Emi 5
 * Itoh Emi 6
 * Itoh Emi 9
 * Itoh Emi 11 Ground Taxi-ing Trainer
 * Itoh Emi 12 Trainer
 * Itoh Emi 13 Trainer
 * Itoh Emi 14 Long-range Aeroplane
 * Itoh Emi 16 Racing Aeroplane
 * Itoh Emi 17 Tsurubane Aerobatic Aeroplane
 * Itoh Emi 18
 * Itoh Emi 19
 * Itoh Emi 20
 * Itoh Emi 22 Yamagatakinen-go Long-range Aeroplane
 * Itoh Emi 23 Bulldog Trainer
 * Itoh Emi 24 Akita-go Long-range Aeroplane
 * Itoh Emi 25 Trainer
 * Itoh Emi 28 Flying Boat
 * Itoh Emi 29
 * Itoh Emi 30
 * Itoh Emi 31 Flying Boat
 * Itoh Emi 50 Sport Aeroplane
 * Itoh Tsurubane No.1
 * Itoh Tsurubane No.2 Aerobatic Aeroplane

ITV Parapentes
(Épagny, Haute-Savoie, France)
 * ITV Asterion
 * ITV Awak
 * ITV Billy
 * ITV Bip Bip
 * ITV Boxer
 * ITV Bulldog
 * ITV Dakota
 * ITV Diamant
 * ITV Dolpo
 * ITV Fury
 * ITV Jedi
 * ITV Meteor
 * ITV Opale
 * ITV Papoose
 * ITV Pawnee
 * ITV Polaris
 * ITV Proxima
 * ITV Shakra
 * ITV Siam
 * ITV Stewart Tandem
 * ITV Tepee
 * ITV Thanka
 * ITV Tomahawk
 * ITV Tsampa
 * ITV Turquoise
 * ITV Vega

Istra

 * Istra Ezhik

Ivanov Aero
(Hradec Králové, Czech Republic)
 * Ivanov ZJ-Viera

IVL
(Ilmailuvoimien Lentokonetehdas- Air Force Aircraft Factory)
 * IVL A.22 Hansa
 * IVL C.24
 * IVL C.VI.25
 * IVL D.26 Haukka I
 * IVL D.27 Haukka II
 * IVL K.1 Kurki
 * IVL E.30 Kotka
 * Caudron C.60

Izaki
(Shozo Izaki / Sempu Hiko gakko - Sempu flying School)
 * Izaki No.2 Sempu-go