# a2bflight fares Muse connector

From musedirectory.ai, the independent directory of Meta Muse connectors. Not affiliated with Meta.

## a2bflight fares

Find the cheapest flights on thousands of routes with historical fare data and round-trip options.

- Record: https://musedirectory.ai/connector/a2bflight-fares
- Category: Travel
- Developer: a2bflight (https://a2bflight.com/ai)
- Muse status: Extra setup. Not in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
- Health: Working, 425ms, checked 2026-10-29T09:45:46Z
- Endpoint: https://mcp.a2bflight.com/mcp
- Auth: No account needed; Pricing: unknown
- Screening: Screened, no issues found (2026-10-28T12:31:18Z)
- Source: Found in the official MCP Registry (com.a2bflight/fares) https://registry.modelcontextprotocol.io/v0/servers?search=com.a2bflight%2Ffares

Searches cached flight fares across thousands of routes to show the cheapest one-way and round-trip options by date and month. Includes airport lookup and filters by price and departure month. Data is historical, not live quotes.

Example request: "Show me the cheapest flights from New York to London departing in March."

How to connect: Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use a2bflight fares to help me. It is a free service with an MCP server at https://mcp.a2bflight.com/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.

Tools:
- cheapest_routes: The cheapest cached fare on every route we hold from an origin (or into a destination), cheapest one-way first, each with its cheapest round trip of a 3 to 21 day stay in `return` when we hold one. Filter by a maximum price and a departure month here rather than by reading the li
- find_airports: Look up airports and city codes by name, or list the airports near a code or a lat,lon point. Use it to turn a city name into the IATA code the other tools take.
- meet_link: A link to a2bflight.com's group page for people flying from different homes to meet in one place. Use it when the user already knows where; where_to_meet when they ask where. Without dates it picks the weekend whose round trips we have seen price everyone, with each fare and the 
- route_fares: Everything we hold for one airport pair: the cheapest one-way, the cheapest round trip of a 3 to 21 day stay, the cheapest one-way by departure date and by month, and the cheapest round trips. When we hold no fare for the pair, it looks the route up at our fare source; if the far
- where_to_meet: Where 2 to 8 people flying from different homes can meet cheapest: the places every home has a route into, each with a weekend whose cached round trips price everyone, each person's fare, the total, and meet_url — the group's page with all of it filled in. A place with a warning 

Screening checks:
- MCP handshake: pass (Answered in 685ms)
- Domain against threat feeds (Cloudflare security DNS): pass (mcp.a2bflight.com, a2bflight.com not flagged)
- Published packages against the OSV malicious-package database: n/a (No npm or PyPI package published)
- Hidden instructions or invisible characters in tool text: pass (3 tools read, nothing found)
- Inputs asking for passwords, card numbers or seed phrases: pass (None found)
- Domain and redirects: pass (Domain registered 14 days ago)
- AI review of purpose and tool behavior: pass (No concerns)