plugmyagent

AviationStack

Flights Free key (no card)

AuthenticationFree key (no card)
Rate limit100 requests per month on the free plan; free-tier requests may need plain HTTP instead of HTTPS.

Documentation: aviationstack.com ยท Checked Sep 13, 2026

About

AviationStack wraps global flight data. Live flight status, airports, airlines, aircraft, and routes. In a beginner-friendly REST API. The free plan is small but real, aimed at personal projects and trying the service out. Note the free tier historically requires plain HTTP rather than HTTPS.

Details

Free to start. You may need a free key, but no credit card.

Auth: Free key (no card)

Rate limit: 100 requests per month on the free plan; free-tier requests may need plain HTTP instead of HTTPS.

Verified: 2026-09-13

Best for: personal developer fun

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Setup

  1. Register for the free plan. No credit card required. And copy your access key.
  2. Add ?access_key=YOUR_KEY to requests like /v1/flights.
  3. Filter by flight number (flight_iata=AA100) or airport to keep each call useful.
  4. With only 100 calls a month, cache answers and check only when something changes.
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