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📋 FL3XX API Changelog

Track all updates, improvements, and changes to our APIs

📧Questions: integrations@fl3xx.com
📅Updated regularly with new features and fixes

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Coming Soon

Upcoming Features

✈️ Rollout of V2

We're building better workflows and more optimized end points. Stay tuned

🛂 Customs API for Trip Support Providers

Trip Support Providers will be able to read and update the customs entry on flights assigned to them, and manage its documents.

  • GET /api/v2/partners/flights/{flightId}/customs Get the customs entry of a flight
  • PATCH /api/v2/partners/flights/{flightId}/customs Update the customs status and notes
  • POST /api/v2/partners/flights/{flightId}/customs/documents Upload a customs document
  • GET /api/v2/partners/flights/{flightId}/customs/documents/{documentUuid} Get a customs document
  • DELETE /api/v2/partners/flights/{flightId}/customs/documents/{documentUuid} Delete a customs document

📋 Flight Planning (FPL) API for Trip Support Providers

Trip Support Providers will be able to manage flight planning on flights assigned to them, including FPL, OFPL, TAF and other documents.

  • GET /api/v2/partners/flights/{flightId}/flight-planning Get the flight planning details of a flight
  • PATCH /api/v2/partners/flights/{flightId}/flight-planning Update the flight planning details
  • POST /api/v2/partners/flights/{flightId}/flight-planning/documents Upload a flight planning document, with an optional document type
  • GET /api/v2/partners/flights/{flightId}/flight-planning/documents/{documentUuid} Get a flight planning document
  • DELETE /api/v2/partners/flights/{flightId}/flight-planning/documents/{documentUuid} Delete a flight planning document

🛬 Creating Slots and PPRs

Trip Support Providers will be able to create a slot or PPR directly on a flight, completing the existing Slots and PPRs endpoints.

  • POST /api/v2/partners/flights/{flightId}/slots-pprs Create a flight slot or PPR

Check back for updates about upcoming API changes and new feature releases. We're constantly working to improve our platform and add new capabilities.

v1.91v1
2026-09-10

Added

User Roles Property

v1.9.0v1
2026-06-15

Added

Get Flight Expenses

Get Quote Expenses

v2.6.0v2
2026-06-15

Added

FBO Services API

Transport Services API

Hotel Services API

Catering Services API

v2.5.0v2
2026-05-25

Added

Flight Slots & PPRs API

Webhook Events for Flight Slots & PPRs

v1.8.0v1
2025-11-15

Added

Staff Management API

Quote and Booking Schema Enhancements

v2.4.0v2
2025-11-15

Added

Flights API

Aircraft Fleet API

v1.7.0v1
2025-10-07

Added

UserDTO Schema Enhancement

v2.3.0v2
2025-07-01

Added

Crew Qualifications Management

v2.2.0v2
2025-06-20
v2.1.0v2
2025-06-15
v1.6.0v1
2025-06-01

Added

Crew Qualifications Management

v1.5.0v1
2025-05-01
v1.4.0v1
2025-04-01
v1.3.0v1
2025-03-28
v1.2.0v1
2025-02-28
v1.1.0v1
2025-02-24
v1.0.0v1
2025-01-01