Update: Some offers mentioned below are no longer available. View the current offers here.At the beginning of June, Air France/KLM’s Flying Blue mileage program ditched standard region-based award charts for a new flexible mileage calculator based on origin and destination. And the only way of describing the new program is illogical.And that’s on full display today. Flying Blue’s new Promo Rewards discounts went live Monday morning, offering 50% off business class flights between Seattle (SEA) and Europe. The trouble is, the flights from Seattle to Europe are pricing at 75% off while the flights from Europe to Seattle don’t seem to be discounted. This opens spectacularly cheap business class awards between Seattle and Europe starting at just 13,250 miles one-way.Airline: Air France, KLMRoutes: Seattle (SEA) to EuropeCost: From 13,250 miles plus taxes/fees starting at $240 one-wayDates: November 30, 2018 to January 30, 2019Booking Link: Flying BlueSeattle (SEA) to Dublin (DUB) in business class for 13,250 Flying Blue Miles and $241:Seattle (SEA) to Budapest (BUD) in business class for 13,250 Flying Blue Miles and $240:Seattle (SEA) to Madrid (MAD) in business class for 13,250 Flying Blue Miles and $240:Seattle (SEA) to Prague (PRG) in business class for 13,250 Flying Blue Miles and $240:Seattle (SEA) to Rome (FCO) in business class for 13,375 Flying Blue Miles and $240:Sign up for our daily newsletterEmail addressSign upI would like to subscribe to The Points Guy newsletters and special email promotions. The Points Guy will not share or sell your email. See privacy policy.Seattle (SEA) to Amsterdam (AMS) in business class for 14,500 Flying Blue Miles and $240:How To BookTo book these awards, you’re going to need Flying Blue miles. Don’t worry if you don’t have any yet; Flying Blue is a 1:1 transfer partner of Chase Ultimate Rewards (instant transfer), Citi ThankYou Points (instant transfer) and American Express Membership Rewards (instant transfer). Once you have the miles in your Flying Blue account, you can book awards through Flying Blue’s online award search tool.Don’t forget to use a credit card that earns additional points on airfare purchases, such as The Platinum Card® from American Express (5x on flights booked directly with airlines or American Express Travel), Chase Sapphire Reserve, Citi Premier® Card, Citi Prestige (5x on airfare) or the Chase Sapphire Preferred Card (2x on all travel purchases). Check out this post for more on maximizing airfare purchases.