Flying Blue is offering 25% off select routes between North America and Europe as part of its March 2026 Promo Rewards. One-way pricing starts at 18,750 miles in economy from cities including Chicago, Detroit, Las Vegas, Miami, Orlando, Portland, San Diego, and Seattle, 30,000 miles in premium economy from Houston, Miami, and Washington D.C. (IAD), and 45,000 miles in business class from Ottawa. Book between March 1 and March 31, 2026 for travel through August 31, 2026. Taxes and surcharges still apply and can run from about $100 to $300 depending on cabin and direction. There is also a 25% discount on select intra-European routes. Check here for all promos.