About
Variflight MCP Server
Security Report
Valid MCP server (2 strong, 4 medium validity signals). 2 known CVEs in dependencies (0 critical, 2 high severity) Imported from the Official MCP Registry. 1 finding(s) downgraded by scanner intelligence.
8 files analyzed · 3 issues found
Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.
Permissions Required
This plugin requests these system permissions. Most are normal for its category.
What You'll Need
Set these up before or after installing:
Environment variable: VARIFLIGHT_API_KEY
How to Install
Add this to your MCP configuration file:
{
"mcpServers": {
"io-github-variflight-variflight-mcp": {
"env": {
"VARIFLIGHT_API_KEY": "your-variflight-api-key-here"
},
"args": [
"-y",
"@variflight-ai/variflight-mcp"
],
"command": "npx"
}
}
}Documentation
View on GitHubFrom the project's GitHub README.
Variflight MCP Server
A Model Context Protocol (MCP) server implementation for VariFlight flight information services. This server provides various tools to query flight information, weather data, and flight comfort metrics.
Variflight API Key
To use the Variflight MCP server, you need to have a Variflight API key. You can get it from here.
Installation
{
"mcpServers": {
"variflight": {
"command": "npx",
"args": [
"-y",
"@variflight-ai/variflight-mcp"
],
"env": {
"VARIFLIGHT_API_KEY": "your_api_key_here"
}
}
}
}
Available Tools
1. Search Flights by Departure and Arrival
Search direct flights by city or airport code on a specific date. Use city codes like BJS or exact airport codes like PEK, but do not mix city and airport codes for the same side:
searchFlightsByDepArr({
dep: "PEK", // Beijing
arr: "SHA", // Shanghai
date: "2024-03-20"
})
2. Search Flights by Number
Search a specific flight by flight number and date:
searchFlightsByNumber({
fnum: "MU2157",
date: "2024-03-20"
})
3. Get Flight Transfer Information
Search connecting flight options between departure and arrival cities:
getFlightTransferInfo({
depcity: "BJS",
arrcity: "LAX",
depdate: "2024-03-20"
})
4. Flight Happiness Index
Get comfort-focused details for a known flight, such as punctuality, aircraft type, cabin configuration, meals, and entertainment:
flightHappinessIndex({
fnum: "MU2157",
date: "2024-03-20"
})
5. Real-time Aircraft Location
Track realtime flight location using the aircraft registration number, also called tail number:
getRealtimeLocationByAnum({
anum: "B2021"
})
6. Airport Weather Forecast
Get the 3-day airport weather forecast:
getFutureWeatherByAirport({
airport: "PEK"
})
7. Search Flight Itineraries
Get a natural-language summary with recommended flight options, overall lowest price, shortest duration, and several suggested itineraries:
searchFlightItineraries({
depCityCode: "BJS", // Beijing
arrCityCode: "SHA", // Shanghai
depDate: "2025-04-20"
})
8. Get Flight Prices by Cities
Get structured raw sale-flight data between two cities, with each flight returning cabin-level prices:
getFlightPriceByCities({
dep_city: "BJS", // Beijing
arr_city: "SHA", // Shanghai
dep_date: "2026-04-20"
})
License
ISC License - See LICENSE for details.
Author
Variflight (https://mcp.variflight.com)
Version
Current version: 1.0.3
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