Strategically buying miles & points for luxury travel can be a great deal. We’ve just seen the Air France-KLM Flying Blue program launch a new promotion on purchased miles. While not quite in line with the best-ever offers we’ve seen from the program, it still has the potential to be a good deal, if you have a specific use in mind. Promotion on purchased Flying Blue miles How much does it cost to buy Flying Blue miles? How many Flying Blue miles can you purchase? Which credit card should you buy Flying Blue miles with? Is buying Flying Blue miles worth it? Does Flying Blue have fuel surcharges on award tickets? On what airlines can you redeem Flying Blue miles? How much are Flying Blue miles worth? Do Flying Blue miles expire? What other ways can you earn Flying Blue miles? Bottom line Between May 11 and May 31, 2026, the Air France-KLM Flying Blue program is offering a promotion on purchased miles .…