| Clue | Source | Date |
|---|---|---|
| Common sign-up incentive for an airline credit card | Universal | 19 Oct 2025 |
| Credit card promotion for frequent fliers | LA Times Daily | 04 Jun 2025 |
| Airline credit card enticement | Universal | 04 May 2025 |
| Airline reward | USA Today | 01 May 2021 |
| Airline's reward | ||
| Airline's offering, sometimes |