FlightHunter

A Model Context Protocol (MCP) server that gives Claude the ability to search for cheap flights — including Russian airlines — and present direct booking links.

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Preview

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Features

• 🔍 Search flights by specific date
• 📅 Find cheapest dates across a date range
• 🇷🇺 Russian airlines included (Aeroflot, Pobeda, S7, NordStar, and more)
• 🌍 Global routes via Google Flights
• 💸 Direct booking links in results
• ⚡ Works inside Claude Desktop — just ask naturally

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Requirements

• macOS or Linux
• Claude Desktop
• uv package manager

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Installation

1. Install the base flight engine

uv tool install git+https://github.com/punitarani/fli.git

2. Install FlightHunter files

Find your install path:

SITE=$(find ~/.local -path "*/site-packages/fli" -type d | head -1)
echo $SITE

Download fare_search.py and server.py from this repo, then copy them:

cp fare_search.py "$SITE/search/fare_search.py"
cp server.py "$SITE/mcp/server.py"

3. Install the FlightHunter launcher

cp flighthunter-mcp ~/.local/bin/flighthunter-mcp
chmod +x ~/.local/bin/flighthunter-mcp

4. Configure Claude Desktop

Open your Claude Desktop config:

# macOS
nano ~/Library/Application\ Support/Claude/claude_desktop_config.json

# Linux
nano ~/.config/Claude/claude_desktop_config.json

Add the following:

{
  "mcpServers": {
    "FlightHunter": {
      "command": "/Users/YOUR_USERNAME/.local/bin/flighthunter-mcp",
      "args": []
    }
  }
}

Tip: Find the exact path by running which flighthunter-mcp in your terminal.

5. Restart Claude Desktop

That's it! Just ask Claude to find flights.

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Usage

Once installed, just ask Claude naturally:

Find me the cheapest flights from Moscow to Antalya in April

Search for flights SVO → AYT on April 7

What are the cheapest travel dates from LED to BCN in May?

Find round-trip flights from JFK to LHR next month

Claude will return results sorted by price with direct booking links.

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How It Works

Claude
  ↓
FlightHunter MCP Server
  ↓                ↓
Google Flights    Fare Search Engine
(global routes)   (domestic + CIS routes)
  ↓                ↓
  └──── merged, sorted by price ────┘
              ↓
    Results with booking links

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Optional Configuration

Variable	Description	Default
FLI_MCP_DEFAULT_CURRENCY	Currency code for results	USD
FLI_MCP_DEFAULT_PASSENGERS	Default passenger count	1
FLI_MCP_MAX_RESULTS	Max results returned	unlimited
FLI_MCP_DEFAULT_CABIN_CLASS	Default cabin class	ECONOMY

Example:

{
  "mcpServers": {
    "FlightHunter": {
      "command": "/Users/YOUR_USERNAME/.local/bin/flighthunter-mcp",
      "args": [],
      "env": {
        "FLI_MCP_DEFAULT_CURRENCY": "RUB",
        "FLI_MCP_MAX_RESULTS": "10"
      }
    }
  }
}

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Built on

FlightHunter is built on top of fli by @punitarani — an excellent open-source MCP server for Google Flights search.

We extended it with:

• 🇷🇺 Support for Russian and CIS airlines
• 🔗 Direct booking links in search results
• 🔀 Merged results from multiple flight data sources

A big thank you to the original author for the solid foundation! ⭐

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License

MIT