Find Flights MCP Server
@ravinahp
About Find Flights MCP Server
An MCP server to search for flights.
Basic information
Config
Add this server to your MCP-compatible client using the configuration below.
{
"mcpServers": {
"flights-mcp": {
"command": "npx",
"args": [
"-y",
"@smithery/cli",
"install",
"@ravinahp/travel-mcp",
"--client",
"claude"
]
}
}
}Tools
No tools detected
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Overview
What is Find Flights MCP Server?
A read-only MCP server that searches and retrieves flight information using the Duffel API. It integrates with Claude Desktop to let users search for flights using natural language, supporting one-way, round-trip, and multi-city itineraries.
How to use Find Flights MCP Server?
Install the server via Smithery or manually with uv sync. Configure it as an MCP server in your Claude Desktop configuration file (claude_desktop_config.json) by adding a flights-mcp entry with the command uv --directory /path/to/flights-mcp run flights-mcp and setting the DUFFEL_API_KEY_LIVE environment variable. Then ask Claude flight questions in natural language.
Key features of Find Flights MCP Server
- Search flights between multiple destinations
- Support for one-way, round-trip, and multi-city queries
- Detailed flight offer information (pricing, routes, connections)
- Flexible parameters (dates, cabin class, passenger count)
- Automatic handling of flight connections
- Multiple‑day search to find best prices
Use cases of Find Flights MCP Server
- Find a one-way flight from SFO to NYC on a specific date
- Search round-trip flights between two cities with flexible return dates
- Plan a multi-city itinerary (e.g., New York → Paris → Rome → New York)
- Compare cheapest flights across several days for a given route
- Explore complex travel plans without leaving the chat
FAQ from Find Flights MCP Server
What API key do I need?
You need a Duffel API Live Key. A test key (duffel_test) is available for evaluation with simulated data. The server is read‑only: it only searches flights and never books them.
Is the server read‑only?
Yes. The server uses only Duffel’s search endpoints and cannot make bookings or charges. All API keys stay local to your machine.
What are the search result limits?
One‑way and round‑trip searches return up to 50 offers. Multi‑city searches are limited to 10 offers.
What cabin classes are supported?
Economy, premium_economy, business, and first class are available.
How do I debug the server?
Use the MCP Inspector with the command npx @modelcontextprotocol/inspector uv --directory /path/to/find-flights-mcp run flights-mcp to monitor requests, responses, and errors in real time.
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