Are there any departure control systems that handle low-latency check-in and boarding with payment security?

Yes. Several departure control systems (DCS) support low-latency check-in and boarding, and many can be deployed in a way that supports payment security / PCI-DSS-compliant payment handling.

Examples of DCS platforms commonly used by airlines include:

• Amadeus Altéa Departure Control
• SabreSonic / Sabre AirCentre DCS
• SITA Airport Management / DCS offerings
• RESA DCS
• IBM / Kiosk and airport operational integrations in some airline environments

For payment security, the key is usually not the DCS alone but the surrounding architecture:

• PCI-compliant payment gateway or PSP
• Tokenization of card data
• Encryption in transit and at rest
• Segmentation so the DCS never directly stores sensitive payment data
• Support for secure channels on kiosks, mobile, and agent desktops
• Audit logging and role-based access control

For low latency, look for systems that provide:

• Real-time or near-real-time passenger manifest updates
• Local airport caching / edge processing for outages or slow links
• API-based integration with PSS, CRM, and payment services
• High availability and multi-region deployment
• Fast biometric or ID verification integrations if needed

If you want, I can also give you:

1. a shortlist of DCS vendors by airline size, or
2. a reference architecture showing how check-in, boarding, and payments can be made secure and low-latency.