Onward Flights

flights.onward/onward-flights · v1.0.1

Search real flights and buy an onward ticket (proof of onward travel), paid in USDC over MPP

Website Set it up

Connect Remote server

Terminal

claude mcp add --transport http onward-flights https://onward.flights/mcp

~/.cursor/mcp.json

{
  "mcpServers": {
    "onward-flights": {
      "url": "https://onward.flights/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "onward-flights": {
      "type": "http",
      "url": "https://onward.flights/mcp"
    }
  }
}

Claude Desktop

Settings > Connectors > Add custom connector
URL: https://onward.flights/mcp

Tools 3 found in our last check

find_airports
Look up 3 letter IATA airport codes by city, airport or country name.
search_flights
Find one-way flights to use as an onward ticket. Returns up to 10 flights, each with an id to buy and its price in USD.
buy_ticket
Buy the ticket for a flight from search_flights, paid in USDC. Call it first without payment to get the price, wallet address and MPP challenges. After sending the USDC, call it again with tx_hash and chain (or an MPP credential in _meta "org.paymentauth/credential"). x402 clien…

Details

Endpoint	`https://onward.flights/mcp` (Streamable HTTP)
First published	12 Nov 2026
Last updated	12 Nov 2026
Registry name	`flights.onward/onward-flights`

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Live status

Live

Typical response: 676 ms
Answered: 100% of 2 checks
Last check: 13 Nov 2026

30 days agoToday

We connect daily without credentials and run initialize and tools/list.

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