Yes, Turkish Airlines allows passengers to upgrade their flight. Moreover, the airline provided numerous ways to upgrade from regular class to the next higher class cabin. Travelers can make a Turkish Airlines Upgrade through options such as using miles, placing a bid, or paying for it. Furthermore, the perks one will get on upgrading to a higher cabin include a big seat, delicious food, and dedicated assistance. To avail more details about the upgrade, visit the official website of Turkish Airlines or check out the blog at the link above.