LetsFG is a flight search and monitoring platform designed to uncover hidden airline fees and provide transparent pricing for travelers. The service scans a wide range of sources, including airlines, online travel agencies (OTAs), and booking sites, to present users with comprehensive flight options. In its search results, LetsFG displays detailed breakdowns of costs such as bag fees, seat selection charges, and the real total price, aiming to eliminate bias and present all fees upfront.
The platform caters to both individual travelers and technical users such as developers and engineers. For developers or those working with AI agents, LetsFG offers integration options through an API, MCP, or SDK. It supports natural language queries as well as structured parameters, allowing automated systems to search for flights and retrieve results programmatically. The API provides endpoints for requesting access, submitting searches, and polling for results, with documentation and guides available for integration. Access to the API is available for free with a 90-day Bearer token, following a verification process.
LetsFG is delivered as a web-based platform, with its main interface accessible online. It does not use tracking cookies and emphasizes transparency by exposing all hidden fees directly in the search interface. The tool positions itself as a resource for both travelers seeking the best flight deals and developers building travel-related automation or applications.
letsfg sits in PulseGate's Travel, maps & navigation category. It enables AI agents and developers to automate flight search and booking across multiple airlines programmatically. It is built as an open-source project for ai agent developers. letsfg is open source under the MIT license. letsfg is available on the web, the command line, and API, and it can be self-hosted.
letsfg first shipped in 2026. Development happens publicly on GitHub with 1.2k stars and 634 commits in the last 90 days. PulseGate's similarity index finds few close equivalents — letsfg occupies a relatively distinct niche. Key capabilities include flight search, direct booking URLs, and airline connectors. It exposes integrations via a public API and an MCP server.
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