The Travelport API supports the management of airline ancillaries like meals and extra baggage by:

1. Ancillary Services Integration: Providing integration for various ancillary services such as meal options, baggage allowances, and seat selections.

2. Real-Time Availability: Offering real-time availability and pricing information for ancillary services.

3. Booking Management: Enabling the booking and modification of ancillary services as part of the travel itinerary.

4. Customer Preferences: Capturing and managing customer preferences for ancillary services.

5. Up-Selling Opportunities: Facilitating up-selling and cross-selling of additional services to enhance revenue.

6. Reporting and Analytics: Providing reporting and analytics tools to monitor and analyze ancillary service performance.

7. Integration with Booking Systems: Seamlessly integrating ancillary service management with existing booking systems.

8. Compliance: Ensuring compliance with airline policies and regulations related to ancillary services.

For more information, visit Travelport API.

In summary, the Travelport API supports ancillary services through integration, real-time availability, booking management, customer preferences, up-selling, reporting, system integration, and compliance.