Mercure participa nos programas de fidelidade de diversas companhias aéreas, permitindo-lhe ganhar Milhas por cada estadia efectuada (às tarifas seleccionadas):
| Airline company | Frequent Flyer Programme | Miles to earn | Perimeter of validity | Eligible Rates |
|---|---|---|---|---|
| Air France - KLM |  |
250 | Worldwide | Full Rate and Best Unrestricted rate |
| Aeromexico |  |
250 | Worldwide | |
| Alitalia |  |
250 | Worldwide | |
| China Southern |  |
400 km | Worldwide | |
| CSA Czech Airlines |  |
250 | Worldwide | |
| Delta Air Lines |  |
250 | Worldwide | |
| Korean Air |  |
250 | Worldwide |
