bluebiz
Air France · KLM · Delta and other partners in selected markets · Transavia France (from 1 Sep 2026)
- Earns
- 3 blue credits per 100 € of fare plus carrier surcharge
- Worth
- 1 blue credit is 1 € off flights, upgrades and extras on Air France and KLM
- Threshold
- Credits start once the company flies 5,000 € a year with bluebiz, then the first 5,000 € counts too
- Expiry
- The year earned plus two years, expiring on 1 March
- Join
- Free at bluebiz.com. Put the bluebiz number on every booking (or claim up to six months later)