How Do I Upgrade On Air France? Booked your ticket with Air France and thinking of upgrading your flight for a comfortable journey. The airline provides various modes to do so. Passengers can upgrade Air France with miles option through the Flying Blue loyalty program. Further, one can also upgrade their flight by paying for an upgrade. However, the cost of the upgrade may vary depending on the availability. Read more: https://tinyurl.com/air-france-upgrade #airfranceseatupgrade #upgradeairfrancewithmiles