Revenue Accounting
Ticket revenue lifecycle, proration, and financial reconciliation.
Scope
Revenue Recognition
- Sales recording
- Deferred revenue (unflown tickets)
- Revenue recognition on flight operation
- Breakage (unused tickets)
- Refund liability
Proration
- Interline revenue sharing
- SPA (Special Prorate Agreement)
- MITA (Multilateral Interline Traffic Agreement)
- Through-fare construction rules
- Bilateral agreements
Audit and Reconciliation
- Sales vs. flown reconciliation
- Coupon matching
- Interline billing
- Tax remittance
- Currency conversion
Research Topics
Architecture Considerations
Revenue States
Ticket Issued (Deferred Revenue)
↓
Flight Operated (Uplift)
↓
Revenue Recognized
↓
Interline Proration (if applicable)
↓
Final Settlement
Data Model
RevenueRecord
├── TicketNumber
├── Coupons[]
│ ├── CouponNumber
│ ├── Segment (O&D)
│ ├── OperatingCarrier
│ ├── FlownDate
│ ├── Status
│ └── ProrationShare
├── FareCalculation
│ ├── BaseFare
│ ├── Taxes[]
│ └── Currency
├── RevenueStatus
│ ├── Recognized
│ ├── Deferred
│ └── Written Off
└── InterlineData
├── PartnerCarriers[]
└── ProrationMethod
Proration Methods
| Method | Description |
|---|
| Mileage | Based on segment distance |
| IATA | Standard IATA prorate factors |
| SPA | Negotiated rates |
| Local | Full fare to operating carrier |
Integration Points
| System | Direction | Data |
|---|
| Ticketing | Inbound | Issued tickets |
| DCS | Inbound | Coupon usage/uplift |
| Interline Partners | Bidirectional | Billing/settlement |
| General Ledger | Outbound | Journal entries |
| Tax Systems | Outbound | Tax reporting |
Revenue Integrity
Leakage Prevention
- Duplicate usage detection
- Coupon status validation
- Fare audit
- Commission verification
- Refund validation
Key Reports
- Revenue by route
- Yield analysis
- Interline balance
- Refund/exchange trends
- Tax liability by jurisdiction
Vendor Landscape
Revenue Accounting Systems
| Vendor | Product |
|---|
| Accelya | Revenue accounting suite |
| Mercator | Revenue management |
| PROS | Revenue optimization |
| In-house | Custom ERP integration |
Interline Settlement
- IATA Clearing House (ICH)
- IATA Settlement Systems
- Bilateral direct settlement