In one sentence
ALLWIN AIR connects those who want to sell ancillaries (suppliers) with those who can sell them (sellers) through one integration, and runs everything in between.
Suppliers
- Airlines (seats, baggage, meals, priority baggage, golf packs)
- Travel ancillary suppliers (eSIM, pickup, airport services, duty-free)
ALLWIN AIR AGS
- Airline and NDC API integration, standard conversion
- Display and pricing per seller
- Purchase screens, unified payment
- Customer service, settlement, maintenance
- AI seat recommendation (PNR-based)
Sellers
- Travel agencies and OTAs
- Airline direct channels
- Travel, commerce and payment platforms
→ Travelers buy flights and ancillaries together, inside the seller's own booking flow.
Key numbers

The model in six parts
1. Our position
If ticket distribution has GDS, ancillary distribution has ALLWIN AIR (AGS).
Learn more →2. One connection
Many suppliers and sellers, one connection — with development, maintenance, CS and settlement on us.
Learn more →3. Revenue model
Suppliers gain channels, sellers gain a revenue stream, travelers gain convenience.
Learn more →4. Sales flows
My-page, bundled and post-payment purchase that plug into existing booking flows.
Learn more →5. AI seats & technology
Patented technology that recommends seats from booking (PNR) companion data to lift conversion.
Learn more →6. Niche expansion
From seats and baggage to eSIM, pickup and airport services — the connection stays, the catalog grows.
Learn more →Frequently asked questions
- What is ALLWIN AIR's business model?
- A B2B ancillary gateway (AGS) that connects airlines and ancillary suppliers with travel agencies and OTAs through one integration. ALLWIN AIR runs integration, purchase screens, payment, CS, settlement and maintenance, and both suppliers and sellers earn when a sale happens.
- Does ALLWIN AIR sell directly to consumers?
- No. ALLWIN AIR is B2B and serves travelers inside its partner sellers' booking flows.
- Who should partner with ALLWIN AIR?
- Airlines and ancillary suppliers that want more sales channels, and travel agencies, OTAs and travel platforms that want revenue beyond tickets — including companies outside Korea that want to sell Korean airline ancillaries.
Start integrating with ALLWIN AIR
Airlines and ancillary suppliers, as well as travel agencies, OTAs and travel platforms, can all start with a single integration. We agree on the integration model and schedule to fit each partner.