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OpenAPI Specification

openapi: 3.2.0
info:
  title: BlaBlaCar Bus Bookings Trips API
  description: REST API for integrating with BlaBlaCar Bus (formerly BlaBlaBus) coach booking platform across Europe. Enables partners to search routes, check seat availability, create bookings, manage tickets, and access station information.
  version: '1.0'
  contact:
    name: BlaBlaCar Bus API Support
    url: https://bus-api.blablacar.com/
  x-generated-from: documentation
servers:
- url: https://bus-api.blablacar.com/v1
  description: Production Server
security:
- apiKeyAuth: []
tags:
- name: Trips
  description: Search trip availability and pricing
paths:
  /trips:
    get:
      operationId: searchTrips
      summary: BlaBlaCar Bus Search Available Trips
      description: Search for available coach trips between two stations on a given date, returning departure times, seat availability, pricing, and trip identifiers.
      tags:
      - Trips
      parameters:
      - name: from_station_id
        in: query
        required: true
        description: Origin station identifier
        schema:
          type: string
        example: FRTLS
      - name: to_station_id
        in: query
        required: true
        description: Destination station identifier
        schema:
          type: string
        example: FRLYO
      - name: departure_date
        in: query
        required: true
        description: Departure date in YYYY-MM-DD format
        schema:
          type: string
          format: date
        example: '2025-06-15'
      - name: passengers
        in: query
        description: Number of passengers
        schema:
          type: integer
          minimum: 1
          maximum: 9
        example: 2
      - name: currency
        in: query
        description: Currency code for pricing (ISO 4217)
        schema:
          type: string
        example: EUR
      responses:
        '200':
          description: Available trips matching search criteria
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TripListResponse'
              examples:
                SearchTrips200Example:
                  summary: Default searchTrips 200 response
                  x-microcks-default: true
                  value:
                    trips:
                    - id: trip-500123
                      route_id: route-paris-lyon
                      departure_datetime: '2025-06-15T07:00:00Z'
                      arrival_datetime: '2025-06-15T10:00:00Z'
                      available_seats: 24
                      price:
                        amount: 1299
                        currency: EUR
        '400':
          description: Bad Request - invalid search parameters
        '401':
          description: Unauthorized - invalid or missing API key
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  schemas:
    Trip:
      type: object
      description: A specific coach departure on a route
      properties:
        id:
          type: string
          description: Unique trip identifier
          example: trip-500123
        route_id:
          type: string
          description: Associated route identifier
          example: route-paris-lyon
        departure_datetime:
          type: string
          format: date-time
          description: Departure date and time in ISO 8601 format
          example: '2025-06-15T07:00:00Z'
        arrival_datetime:
          type: string
          format: date-time
          description: Arrival date and time in ISO 8601 format
          example: '2025-06-15T10:00:00Z'
        available_seats:
          type: integer
          description: Number of seats currently available
          example: 24
        price:
          $ref: '#/components/schemas/Price'
    TripListResponse:
      type: object
      description: Response containing a list of available trips
      properties:
        trips:
          type: array
          description: List of available trips
          items:
            $ref: '#/components/schemas/Trip'
    Price:
      type: object
      description: Monetary amount with currency
      properties:
        amount:
          type: integer
          description: Price amount in minor currency units (e.g., cents)
          example: 1299
        currency:
          type: string
          description: ISO 4217 currency code
          example: EUR
  securitySchemes:
    apiKeyAuth:
      type: apiKey
      in: header
      name: X-API-Key
      description: API key provided by BlaBlaCar Bus partner program