Airport Database API: How to Get Data on 74,000+ Airports (Codes, Runways, Frequencies)

If you're building anything that touches airports — a booking flow, a flight tracker, an EFB, a logistics dashboard — you eventually need structured airport data: the codes, the coordinates, the runways, the radio frequencies. Most developers start by scraping a stale CSV like OurAirports or wiring up a partial dataset, then spend weeks keeping it current. An airport database API solves that: one authenticated endpoint, decoded JSON, kept up to date. Here's how to get data on 74,000+ airports the right way.

What's actually in an airport database

"Airport data" is really several layers, and a good API returns them together for a given field:

• Identity — ICAO and IATA codes, name, type (large/medium/small airport, heliport, seaplane base), municipality, and country/region.
• Location — latitude, longitude, and elevation, for map pins and distance math.
• Runways — identifiers (e.g. 04L/22R), length, width, and surface.
• Radio frequencies — tower, ground, ATIS, approach, each with type and MHz.
• Navaids — the VORs, NDBs, and ILS systems associated with the field.

SkyLink API covers 74,000+ airports and navaids worldwide, refreshed continuously — not a one-time dump.

Step 1 — Find the airport (search)

Most flows start with discovery: a user types a name or you have a map pin. SkyLink API's airport search offers three modes — text, location, and IP — that all return the same core item schema. Text search is the typeahead workhorse:

curl "https://skylink-api.p.rapidapi.com/airports/search/text?q=jfk&limit=5" \
  -H "X-RapidAPI-Key: $RAPIDAPI_KEY" \
  -H "X-RapidAPI-Host: skylink-api.p.rapidapi.com"

{
  "query": "jfk",
  "airports": [
    {
      "ident": "KJFK",
      "type": "large_airport",
      "name": "John F. Kennedy International Airport",
      "latitude_deg": 40.639447,
      "longitude_deg": -73.779317,
      "municipality": "New York",
      "iso_country": "US",
      "iata_code": "JFK",
      "relevance_score": 100
    }
  ],
  "airports_found": 1
}

Swap /text?q= for /location?lat=..&lon=.. to get the nearest airports to a coordinate (each with a distance_km), or /ip for an "airports near me" without asking for browser geolocation.

Step 2 — Fetch the full record (details)

Once you have a code, the airports endpoint returns the full facility record — pass either icao or iata:

curl "https://skylink-api.p.rapidapi.com/airports/search?icao=KJFK" \
  -H "X-RapidAPI-Key: $RAPIDAPI_KEY" \
  -H "X-RapidAPI-Host: skylink-api.p.rapidapi.com"

{
  "ident": "KJFK",
  "name": "John F. Kennedy International Airport",
  "elevation_ft": 13.0,
  "icao_code": "KJFK",
  "iata_code": "JFK",
  "runways": [
    { "length_ft": 12079.0, "width_ft": 200.0, "surface": "PEM", "le_ident": "04L", "he_ident": "22R" }
  ],
  "frequencies": [
    { "type": "TWR", "description": "JFK TOWER", "frequency_mhz": 119.1 }
  ],
  "navaids": [
    { "ident": "JFK", "name": "Kennedy", "type": "VOR-DME", "frequency_khz": 115900 }
  ],
  "country": { "code": "US", "name": "United States" },
  "region": { "code": "US-NY", "name": "New York", "iso_country": "US" }
}

That single call is the backbone of a briefing screen, a runway analyzer, or a map overlay — the runway identifiers connect straight to how runways are numbered, and the codes to the ICAO vs IATA distinction every airport app has to handle.

How it compares

The airport-data landscape splits into free static dumps and paid APIs. Here's the honest picture:

Competitor details reflect public documentation and positioning as of mid-2026 — verify before committing.

The free CSV route (OurAirports) is genuinely fine for a hobby project you don't mind hand-updating. The moment you need current data, geo search, and frequencies without maintaining a pipeline, an API pays for itself. For the wider trade-offs, see our aviation data API comparison.

Getting started

SkyLink API gives you a free tier of 1,000 requests/month across airport search, details, and the rest of the stack — charts, weather, and ADS-B behind the same key — with paid plans starting at $18.59/mo for production. It's available through the free trial — sign up, grab a key, and query 74,000+ airports in minutes instead of maintaining a dataset.