the402 endpoint detail

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2s.io flight route-schedule

https://2s.io/api/flight/route-schedule

payable

Scheduled flights between two airports over a date window. Pass origin and destination (ICAO or IATA) plus startDate/endDate; returns scheduled flights with ident, operator, aircraft type, origin/destination, and scheduled departure/arrival times. Answers 'what flights run SFO→JFK this week'. Complements flight.status and flight.airport-board.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.04
Network
base
Pay to
0x2b6D4988Db4723E6908Db86Ab2b8dFBc51FC32C5
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
89 ms
Payment options
2 usable of 2
Last checked
2026-08-10T09:17:44.793Z (1d ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2F2s.io%2Fapi%2Fflight%2Froute-schedule"