Add AirTreks MCP — complex multi-city flight routing intelligence

7 tools for round-the-world trip planning, alliance routing validation,
carrier recommendations, and consultant handoff. 60+ carriers, surface
sector detection, Star Alliance + oneworld + custom builds.

Remote endpoint: https://mcp.airtreks.com/mcp
No API key needed for routing tools (100 req/day free).

README.md

@@ -2497,6 +2497,7 @@ Tools for converting text-to-speech and vice-versa
 
 Access to travel and transportation information. Enables querying schedules, routes, and real-time travel data.
 
+- [SEKeener/airtreks-mcp](https://github.com/SEKeener/airtreks-mcp) 📇 ☁️ - Complex multi-city flight routing intelligence. 7 tools: plan round-the-world trips across 60+ carriers, validate Star Alliance and oneworld alliance routings, get segment-by-segment carrier recommendations, identify surface sector savings, and hand off to human consultants. No API key needed (100 req/day free). Remote endpoint: https://mcp.airtreks.com/mcp
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