🛫 CheapFlights MCP

An open-source MCP server that helps you find the cheapest flights with smart suggestions.

Features

• 🔍 Search flights — Find cheapest options for any route

• 📅 Flexible dates — See which dates are cheapest across a month

• 💡 Smart suggestions — Nearby airports, date shifts, savings tips

• 👨‍👩‍👧‍👦 Family pricing — Calculates total for adults + children

• ⚡ Fast — Direct Google Flights API access (no scraping)

Install

# Install dependencies
pipx install flights  # provides fli-mcp and fli CLI

# Install this MCP server
pip install cheapflights-mcp

Usage with Claude / Kiro / AI Assistants

Add to your MCP config:

{
  "mcpServers": {
    "cheapflights": {
      "command": "cheapflights-mcp"
    }
  }
}

Then ask your AI:

• "Find cheapest flights from Melbourne to Tokyo in October for 2 adults and 2 kids"

• "What are the cheapest dates to fly Sydney to London in January?"

• "Suggest cheaper alternatives for JFK to NRT on Dec 25"

MCP Tools

Development

git clone https://github.com/YOUR_USERNAME/cheapflights-mcp.git
cd cheapflights-mcp
pip install -e .
cheapflights-mcp  # runs on stdio

Roadmap

• Multi-source: Add Skyscanner, Kiwi.com APIs

• Price alerts: Notify when prices drop

• Destination discovery: "Where can I fly for $500?"

• Price history: "Is this a good deal?"

• Booking links: Direct links to book

License

MIT