Friday Flight Deals

Measured conclusion: Deep-tested. L2 outcome: tools_ok.

The newest cheap flight deals from the Friday Flight Deals newsletter.

Measured statistics

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Copy this into your MCP client config:

{
  "mcpServers": {
    "Friday Flight Deals": {
      "url": "https://fridayflightdeals.com/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (7)

• open_friday_flight_deals read-only

  Open the Friday Flight Deals app, which shows the latest cheap flight deals. If you call this, do not also call get_latest_deals.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• get_latest_deals read-only

  Fetch the latest cheap flight deals from the Friday Flight Deals newsletter (title, url, date, summary) to answer a question about them. It shows a deals widget, so skip it if open_friday_flight_deals was already called.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• score_flight_deal read-only

  Rate a flight price from 0 to 100 against the typical fare for that route and cabin. Use when someone asks if a fare is a good deal.

  Parameters:

  • from (required) — string — Origin airport IATA code, e.g. JFK
  • to (required) — string — Destination airport IATA code, e.g. LHR
  • price (required) — number — Round-trip price in USD
  • cabin — string — Cabin class. Defaults to economy.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• check_hidden_city_ticket read-only

  Assess the risk of hidden-city ticketing: buying a ticket to a farther airport and getting off at the layover. Returns the saving, a verdict, deal-breakers, risks and the airline's policy.

  Parameters:

  • from (required) — string — Origin airport IATA code, e.g. JFK
  • to (required) — string — Hub airport where you would actually get off, e.g. LHR
  • beyond (required) — string — Final airport on the cheaper ticket, e.g. DUB, EDI, MAN, BRU, AMS for LHR
  • direct (required) — number — Price of the normal ticket to your real destination, USD
  • throwaway (required) — number — Price of the cheaper ticket to the airport beyond, USD
  • bag — boolean — True if you would check a bag
  • airline — string — Airline code. Defaults to IZ (other).
  • loyalty — boolean — True if a frequent flyer number is on the booking
  • round_trip — boolean — True if the ticket is a return

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• find_route_fares read-only

  Show the cheapest recent fares we track for an airport pair, by cabin, with the usual price and discount. Use when someone asks what a route costs right now.

  Parameters:

  • from (required) — string — Origin airport IATA code, e.g. JFK
  • to (required) — string — Destination airport IATA code, e.g. LHR

  Hints: read-only yes · destructive no · idempotent not declared · open-world yes

• get_premium_cabin_guide read-only

  Typical price, airlines, lounges and booking tips for business or first class to a destination such as japan, dubai, london, europe or hawaii.

  Parameters:

  • destination (required) — string — Destination slug, e.g. japan
  • cabin — string — Cabin class. Defaults to business.

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

• get_booking_tips read-only

  Answer when to book, which day is cheapest to fly and how far ahead to buy, with data-backed tips. Optionally filter by topic keywords.

  Parameters:

  • topic — string — Optional keywords to filter tips, e.g. cheapest day, how far in advance

  Hints: read-only yes · destructive no · idempotent not declared · open-world no

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