International airports, regional fields and GA aerodromes — the places every mission starts and ends.

| Company | Type | Location | Codes |
|---|---|---|---|
| Harris Airport | aerodrome | United States | — |
| Harrisburg International Airport | international | United States | IATA MDT · ICAO KMDT |
| Harrisburg-Raleigh Airport | international | United States | IATA HSB · ICAO KHSB |
| Harris Field | aerodrome | Breezy Point, United States | — |
| Harris Hill Gliderport | aerodrome | United States | — |
| Harrismith Airport | international | South Africa | IATA HRS · ICAO FAHR |
| Harrismith Airport | aerodrome | Australia | — |
| Harrison Airport | aerodrome | United States | — |
| Harrison County Airport | aerodrome | United States | — |
| Harrison Farm Airport | aerodrome | United States | — |
| Harrison Field of Knox City Airport | aerodrome | United States | — |
aerodrome 30,878international 8,351military airfield 1,867private airstrip 1,800heliport 555regional 460
United States 15,232Brazil 2,982Australia 2,025Canada 1,765France 1,355Russia 1,265United Kingdom 1,109South Africa 938Germany 879Colombia 835Italy 718Indonesia 681Argentina 621Ukraine 570Papua New Guinea 536China 489Mexico 478Venezuela 468Spain 414India 411Namibia 376Chile 358Congo - Kinshasa 356South Sudan 331Poland 327Czechia 277New Zealand 250Kenya 242Sweden 222Japan 195Philippines 188Norway 179Botswana 151Portugal
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| Harrison Hot Springs Seaplane Base | aerodrome | Canada | — |
| Harrison Landing Field | aerodrome | United States | — |
| Harrison Piloncillo Ranch Airport | aerodrome | United States | — |
| Harrison Private Airport | aerodrome | United States | — |
| Harrison Skyranch | international | United States | — |
| Harris Ranch Airport | aerodrome | United States | — |
| Harris River Ranch Airport | aerodrome | United States | — |
| Harris Runway Airport | aerodrome | Bozeman, United States | — |
| Harrisville Airport | aerodrome | Harrisville, United States | — |
| Harrod Airport | aerodrome | United States | — |
| Harrold Municipal Airport | aerodrome | United States | — |
| Harrow Airport | aerodrome | Canada | — |
| Harry Clever Field | international | New Philadelphia, United States | IATA PHD · ICAO KPHD |
| Harry D Fenton Airport | aerodrome | United States | — |
| Harry E Wilcox Memorial Field | aerodrome | United States | — |
| Harry Mwaanga Nkumbula International Airport | international | Zambia | IATA LVI · ICAO FLHN |
| Harry P. Williams Memorial Airport | international | United States | IATA PTN · ICAO KPTN |
| Harry Reid International Airport | international | Las Vegas, United States | IATA LAS · ICAO KLAS |
| Harry's Field | aerodrome | Hudsonville, United States | — |
| Harry S Truman Dam & Reservoir Seaplane Base | aerodrome | United States | — |
| Harry S Truman Regional Airport | aerodrome | United States | — |
| Harry W Browne Airport | international | Saginaw, United States | IATA HYX · ICAO KHYX |
| Harsens Island Airport | aerodrome | United States | — |
| Harstad helikopterplass, Hålogalandsykehuset | heliport | Norway | — |
| Harstad helikopterplass, Stangnes syd | heliport | Norway | — |
| Hart Aerial Airport | aerodrome | United States | — |
| Hart Airport | aerodrome | United States | — |
| Hartenbower Hectares Airport | aerodrome | United States | — |
| Hartford–Brainard Airport | international | United States | IATA HFD · ICAO KHFD |
| Hartford Municipal Airport | aerodrome | United States | ICAO KHXF |
| Hartillito | aerodrome | Colombia | — |
| Hartington Municipal Airport | aerodrome | United States | — |
| Hartland Airport | aerodrome | United States | — |
| Hartlee Field | aerodrome | United States | — |
| Hartley Bay - CAY4 | international | Canada | IATA YTB · ICAO CAY4 |
| Hartley Bay Seaplane Base - CAY4 | international | Canada | IATA YTB |
| Hartman Valley | aerodrome | Namibia | ICAO FYHV |
| Hartness State Airport | international | United States | IATA VSF · ICAO KVSF |
| Hartney Airport (disused) | private airstrip | Canada | — |