Northwest Airlines: Before merging with Delta, Northwest’s logo was one of the best in the industry. The N and W within the circle are fairly obvious, but did you know the circle also serves as a compass? And guess which direction the arrow in the upper-l
Cathay Pacific logo: This present logo was launched in when the airline launched a new identity created by branding agency Landor Associates. This "brushwing" symbol is a white calligraphy stroke against a green background, suggesting the wing of a bird.