NAS status API
Machine-readable ground stop, delay and closure data for travel management companies, OTA support desks, ground transport operators and aviation media. The same normalised feed that powers this site.
Endpoints
JSON · UTF-8| Endpoint | Returns | Cache | Auth |
|---|---|---|---|
| GET /api/status | National summary + every active airport event | 30s | Optional key |
| GET /api/status?iata=ATL | Single airport, or normal status if no event | 30s | Optional key |
| GET /api/airports?state=CA | Airport directory with ICAO, city and coordinates | 1h | None |
| GET /api/history.csv | Full event archive as CSV | 5m | None |
Response shape
{
"updated_at": "2026-11-14T06:08:30Z",
"age_seconds": 38,
"national": {
"status": "ground_stop",
"airport_count": 23,
"avg_delay_min": 96,
"max_delay_min": 690
},
"airports": [
{
"iata": "ATL",
"status": "ground_stop",
"reason": "equipment",
"avg_delay_min": 72,
"started_at": "2026-11-14T04:40:00Z"
}
],
"source": "FAA NAS Status (public)",
"disclaimer": "Not affiliated with FAA. Data may lag 1-2 minutes."
}Pricing
| Plan | Price | Requests | Data delay | Features |
|---|---|---|---|---|
| Free | $0 | 100 / day | 10 min | Status endpoint, evaluation use |
| Starter | $49 / mo | 10,000 / mo | 60 s | Event webhooks |
| Pro | $149 / mo | 100,000 / mo | 30 s | 5 airport watchlists, Slack alerts |
| Business | $399 / mo | 500,000 / mo | 30 s | Historical export, 99.9% SLA, white-label widget |
Paid plans are invoiced manually while the customer base is small. Start with the free key and email support@groundstopnow.com for production access.
Get a free key
Terms of use
- Attribute GroundStopNow with a link when you display the data publicly.
- Do not republish the feed as a competing status product.
- Respect the rate limit; cache responses for at least 30 seconds.
- The data is informational and not for operational flight safety decisions.