Airport Distance is a simple tool for getting the distance between two airports. It returns the distance between the two airports.
Try it — live request, no key required
No key required to try it. Get a key to use it in your app.
{
"status": "ok",
"error": null,
"data": {
// Airport Distance response payload
}
}
About the Airport Distance API
Airport Distance works by analyzing the data provided and returning the distance between the two airports. It uses various sources to determine the data and returns the distance.
Ways to call it
One endpoint, many ways in — REST with JSON, XML, YAML and CSV, plus GraphQL and an MCP interface for AI agents.
- JSON
- Default REST response
- XML
- Markup format
- YAML
- Human-readable
- CSV
- Tabular export
- GraphQL
- Query language
- MCP
- For AI agents
Other ways to use Airport Distance
Same data, same APIVerve account, same credit balance — one key works on all of them.
What does the Airport Distance API do?
How do I authenticate Airport Distance API requests?
How much does the Airport Distance API cost?
How fast is the Airport Distance API?
What response formats does the Airport Distance API support?
What HTTP method does the Airport Distance API use?
Request parameters — GET /v1/airportdistance
Sent in the query string. Premium parameters are accepted on every plan but only take effect on plans that include them. Anything not listed here is dropped rather than passed through.
Required
| Parameter | Type | Example | Description |
|---|---|---|---|
iata1Required | string | JFK | The IATA code of the first airport (e.g. JFK) |
iata2Required | string | LAX | The IATA code of the second airport (e.g. LAX) |
curl "https://api.apiverve.com/v1/airportdistance?iata1=JFK&iata2=LAX" \
-H "x-api-key: YOUR_API_KEY"Authentication
Send your key in the x-api-key header. That is the only auth step — no token exchange, and no per-endpoint scope to configure.
| Header | When | Value |
|---|---|---|
x-api-keyRequired | Every request | Your API key. Header names are case-insensitive, so X-API-Key is the same header. |
AuthorizationAlternate | Instead of the above | Bearer <key> — for clients that only expose bearer auth. Resolves to the same account and the same billing. |
A 401 means the key is missing, invalid or expired. A 403 means the key is valid but not permitted here — blocked by a key restriction or an IP allow-list. Running out of credits is a 429.
Response — GET /v1/airportdistance
Every APIVerve endpoint returns the same three top-level keys, so one response handler covers your whole integration: status, error and data. Only data changes shape.
{
"status": "ok",
"error": null,
"data": {
"distanceMiles": 2470.23,
"distanceKm": 3974.2,
"distanceNauticalMiles": 2145.12,
"estimatedFlightTime": "5h 24m",
"timezoneDiffHours": -3,
"bearing": 265,
"direction": "West",
"isInternational": false,
"carbonEstimateKg": 543,
"airport1": {
"name": "John F Kennedy International Airport",
"iata": "JFK",
"icao": "KJFK",
"city": "New York",
"state": "New-York",
"country": "US",
"elevation": 13,
"latitude": 40.63980103,
"longitude": -73.77890015,
"timezone": "America/New_York"
},
"airport2": {
"name": "Los Angeles International Airport",
"iata": "LAX",
"icao": "KLAX",
"city": "Los Angeles",
"state": "California",
"country": "US",
"elevation": 125,
"latitude": 33.94250107,
"longitude": -118.4079971,
"timezone": "America/Los_Angeles"
}
}
}
Response fields
Paths are relative to data. Premium fields are absent rather than zeroed on plans that do not include them, so check for presence instead of comparing to 0.
| Field | Type | Example | Description |
|---|---|---|---|
distanceMiles | number | 2470.23 | Distance in statute miles |
distanceKm | number | 3974.2 | Great-circle distance between the two airports in kilometres |
distanceNauticalMilesPremium | number | 2145.12 | Distance in nautical miles (aviation standard) |
estimatedFlightTime | string | "5h 24m" | Estimated flight duration (e.g., 5h 24m) |
timezoneDiffHoursPremium | number | -3 | Timezone difference in hours between airports |
bearingPremium | number | 265 | Compass bearing from airport1 to airport2 (0-360 degrees) |
directionPremium | string | "West" | Compass direction (e.g., North, Southwest, East) |
isInternationalPremium | boolean | false | Whether the flight crosses international borders |
carbonEstimateKgPremium | number | 543 | Estimated CO2 emissions in kg per passenger (based on ICAO methodology) |
airport1Premium | object | {...} | Details about the first airport |
namePremium | string | "John F Kennedy International Airport" | Full name of the origin airport |
iataPremium | string | "JFK" | Three-letter IATA code of the origin airport |
icaoPremium | string | "KJFK" | Four-letter ICAO code of the origin airport |
cityPremium | string | "New York" | City the origin airport serves |
statePremium | string | "New-York" | State or region of the origin airport |
countryPremium | string | "US" | Country code of the origin airport |
elevationPremium | number | 13 | Airport elevation in feet |
latitudePremium | number | 40.63980103 | Airport latitude |
longitudePremium | number | -73.77890015 | Airport longitude |
timezonePremium | string | "America/New_York" | Airport timezone (e.g., America/New_York) |
airport2Premium | object | {...} | Details about the second airport |
namePremium | string | "Los Angeles International Airport" | Full name of the destination airport |
iataPremium | string | "LAX" | Three-letter IATA code of the destination airport |
icaoPremium | string | "KLAX" | Four-letter ICAO code of the destination airport |
cityPremium | string | "Los Angeles" | City the destination airport serves |
statePremium | string | "California" | State or region of the destination airport |
countryPremium | string | "US" | Country code of the destination airport |
elevationPremium | number | 125 | Airport elevation in feet |
latitudePremium | number | 33.94250107 | Airport latitude |
longitudePremium | number | -118.4079971 | Airport longitude |
timezonePremium | string | "America/Los_Angeles" | Airport timezone (e.g., America/Los_Angeles) |
Response headers
Every response carries your balance, so your own code always knows where it stands without polling anything. All four are exposed to browsers through CORS.
| Header | What it carries |
|---|---|
x-api-remaining-credits | Credits left in the current cycle |
x-api-credits-used | Credits spent in the current cycle |
x-api-max-credits | The allowance for the cycle |
x-api-version | Version of the endpoint that answered |
Errors
Read the HTTP status first, then error for the specific reason. The body names the parameter that has to change.
| Status | Meaning | What to do |
|---|---|---|
400 | Input was rejected | Read error; it names the parameter that has to change. |
401 | Key missing or invalid | Check the header name and the key value. |
403 | Key valid, but not permitted here | A key restriction or an IP allow-list — never a bad key. |
429 | Rate limited, or out of credits | Read error to tell them apart, then back off or top up. |
What a call costs — 2 credits per call
Credits are shared across every APIVerve API — one balance, one key, one bill. Failed requests never count against it, so a rejected input costs nothing.
| Plan | Per month | Credits | Airport Distance calls | Per 1,000 calls |
|---|---|---|---|---|
| Free | Free | 200 | 100 | Free |
| Starter | $29.99 | 200,000 | 100,000 | $0.30 |
| Pro | $99.99 | 1,000,000 | 500,000 | $0.20 |
| Mega | $299.99 | 4,000,000 | 2,000,000 | $0.15 |
Calls are what the credits buy at this API's rate — spend them here, on any of the other APIs, or across both. Nothing is reserved per endpoint.
Call it from cURL — GET /v1/airportdistance
No SDK to install — this is a plain HTTPS call to /v1/airportdistance with your key in the x-api-key header. Swap in a real key and it runs as-is.
curl "https://api.apiverve.com/v1/airportdistance" \
-H "x-api-key: YOUR_API_KEY"Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from Node.js — GET /v1/airportdistance
Install the Node.js SDK, then call the Airport Distance API with your key. The client wraps the same HTTPS request, so anything it returns is what the endpoint returns.
npm install @apiverve/airportdistanceconst res = await fetch("https://api.apiverve.com/v1/airportdistance", {
headers: { "x-api-key": "YOUR_API_KEY" },
});
const { data } = await res.json();
console.log(data);Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from Python — GET /v1/airportdistance
Install the Python SDK, then call the Airport Distance API with your key. The client wraps the same HTTPS request, so anything it returns is what the endpoint returns.
pip install apiverve-airportdistanceimport requests
res = requests.get(
"https://api.apiverve.com/v1/airportdistance",
headers={"x-api-key": "YOUR_API_KEY"},
)
print(res.json()["data"])Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from C# / .NET — GET /v1/airportdistance
Install the C# / .NET SDK, then call the Airport Distance API with your key. The client wraps the same HTTPS request, so anything it returns is what the endpoint returns.
dotnet add package APIVerve.API.AirportDistanceusing var client = new HttpClient();
client.DefaultRequestHeaders.Add("x-api-key", "YOUR_API_KEY");
var json = await client.GetStringAsync("https://api.apiverve.com/v1/airportdistance");
Console.WriteLine(json);Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from Go — GET /v1/airportdistance
No SDK to install — this is a plain HTTPS call to /v1/airportdistance with your key in the x-api-key header. Swap in a real key and it runs as-is.
req, _ := http.NewRequest("GET", "https://api.apiverve.com/v1/airportdistance", nil)
req.Header.Set("x-api-key", "YOUR_API_KEY")
res, _ := http.DefaultClient.Do(req)
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from PHP — GET /v1/airportdistance
No SDK to install — this is a plain HTTPS call to /v1/airportdistance with your key in the x-api-key header. Swap in a real key and it runs as-is.
$ch = curl_init("https://api.apiverve.com/v1/airportdistance");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-api-key: YOUR_API_KEY"]);
$response = curl_exec($ch);
echo $response;Resources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Call it from Ruby — GET /v1/airportdistance
No SDK to install — this is a plain HTTPS call to /v1/airportdistance with your key in the x-api-key header. Swap in a real key and it runs as-is.
require "net/http"
uri = URI("https://api.apiverve.com/v1/airportdistance")
req = Net::HTTP::Get.new(uri)
req["x-api-key"] = "YOUR_API_KEY"
res = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |h| h.request(req) }
puts res.bodyResources
Also published for
Only the languages APIVerve ships a client for are listed — the rest call the endpoint directly over HTTPS.
Zero-code embed — one snippet, no backend
Drop an interactive Airport Distance form onto any page. The widget calls the API for you, so no key ever appears in your markup and there is nothing to deploy.
Changelog — Airport Distance API
Every change to this endpoint, newest first. Breaking changes ship as a new version and the previous one keeps serving — response fields are added, never removed or retyped in place, so an integration written against v1 keeps working.
Entries are picked up from dated catalog snapshots, so the first one appears after the next snapshot that moves something. A period where nothing changed produces no entry — silence is a valid changelog for the Airport Distance API.
Transportation
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