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MCP server for Google Flights: search, price tracking, cabin comparison, emissions, and more.
MCP server for Google Flights: search, price tracking, cabin comparison, emissions, and more.
Valid MCP server (2 strong, 4 medium validity signals). No known CVEs in dependencies. Package registry verified. Imported from the Official MCP Registry.
8 files analyzed · 1 issue found
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Add this to your MCP configuration file:
{
"mcpServers": {
"io-github-andreacappelletti97-google-flights": {
"args": [
"-y",
"google-flights-mcp"
],
"command": "npx"
}
}
}From the project's GitHub README.
The most feature-rich MCP server for Google Flights. No API key required.
12 tools for searching flights, tracking prices, comparing cabins, analyzing layovers, and more, all powered by real-time Google Flights data.
Works with Claude Desktop, Claude Code, Cursor, and any MCP-compatible client.
Works immediately with Claude Code:
claude mcp add google-flights -- npx -y google-flights-mcp
Or with Claude Desktop, add to your claude_desktop_config.json:
{
"mcpServers": {
"google-flights": {
"command": "npx",
"args": ["-y", "google-flights-mcp"]
}
}
}
git clone https://github.com/andreacappelletti97/google-flights-mcp.git
cd google-flights-mcp
npm install
npm run build
Then connect to Claude Code:
claude mcp add google-flights node /absolute/path/to/google-flights-mcp/dist/index.js
Or Claude Desktop (claude_desktop_config.json):
{
"mcpServers": {
"google-flights": {
"command": "node",
"args": ["/absolute/path/to/google-flights-mcp/dist/index.js"]
}
}
}
Restart your MCP client. You should see 12 flight tools available.
| Tool | Description |
|---|---|
search_flights | One-way & round-trip search. Returns prices, airlines, durations, stops, aircraft, seat pitch, CO2 emissions, and price context. |
search_multi_city | Multi-leg itinerary search (2-5 segments). |
| Tool | Description |
|---|---|
get_calendar_heatmap | Full calendar of daily prices (~60 days) from a single API call. Cheapest dates at a glance. |
get_price_insights | Scan a date range to find cheapest departure dates (multiple API calls for precision). |
compare_cabin_classes | Compare economy, premium economy, business, and first class prices for the same route. |
track_price | Record current price and report trend (dropping/rising/stable). Persists in SQLite. |
get_price_history | View all recorded price observations for a tracked route. |
list_tracked_routes | List all routes being price-tracked with last known price. |
| Tool | Description |
|---|---|
lookup_airport | Search 8,800+ airports by city, name, IATA code, or country. |
find_nearby_airports | Find alternative airports within a radius (default: 200km). Uses Haversine distance. |
| Tool | Description |
|---|---|
get_flight_url | Generate a direct Google Flights booking URL. |
analyze_layovers | Analyze connection quality for multi-stop flights. Reports risk level, connection type, aircraft. |
Flights from SFO to NRT on 2026-06-15:
Price assessment: HIGH ($294 above typical). Range: $500 - $700, typical: $577
Flight 1: $874 | 11h 15m | 0 stop(s) | CO2: 428kg
ZG 25: SFO -> NRT (11h 15m) [aircraft: Boeing 787, seat pitch: 31 inches, CO2: 428kg]
Flight 2: $1310 | 11h 5m | 0 stop(s) | CO2: 545kg
NH 7: SFO -> NRT (11h 5m) [aircraft: Boeing 777, seat pitch: 34 inches, CO2: 545kg]
Price calendar: SFO -> NRT
61 days of data
Cheapest: $384 (2026-02-12)
Most expensive: $870 (2026-04-13)
Average: $632
2026-02:
12: $384 ***
13: $384 ***
...
20: $540 ***
2026-03:
06: $609 *
...
20: $689
Airports near JFK within 150km:
LGA - LaGuardia Airport (New York, US), 17km away
EWR - Newark Liberty International Airport (Newark, US), 33km away
HPN - Westchester County Airport (White Plains, US), 48km away
There is no official Google Flights API. This server reverse-engineers Google's internal FlightsFrontendService endpoint. It extracts not just flights, but hidden metadata: emissions, price assessments, daily price calendars, aircraft types, and seat details.
Retry-After headersundici with browser-like headers + rotating User-Agents, fetch fallbackPrice history is stored in SQLite at ~/.google-flights-mcp/prices.db. Each call to track_price records the current cheapest price and reports the trend compared to previous observations.
npm install # Install dependencies
npm run build # Build with tsup
npm test # Run tests (85 tests)
npm run lint # ESLint with FP rules (no-let, immutable-data, no-loop-statements)
npm run typecheck # TypeScript strict type checking
npm run check # typecheck + lint + test (the full CI pipeline)
npm run dev # Build in watch mode
Fully functional TypeScript codebase:
readonly, no let/var/.push()/for loopsResult<T, E>), not exceptionspipe() + flatMap() for chaining fallible operationsSee CLAUDE.md for architecture details and the Google Flights response format reference.
npm run check to verifyISC
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