Turkish Airlines Miles&Smiles 30% Discount On Business Class Upgrades Select Destinations June 1 – 30, 2026 (Book June 1 – 15)

Turkish Airlines has launched a discount upgrade campaign on select destinations to/from Istanbul, June 1 – 30, 2026. Miles&Smiles members can save 30% on the number of miles required for upgrades if those upgrades are processed June 1 – 15. You can access this offer […]