Avianca uses a tiered "branded fares" system (XS, S, M, L) similar to low-cost carriers. Avianca Airlines - Facebook
Buying tickets with Avianca Airlines (AV) has changed significantly in recent years as the carrier moved toward a more . While it remains the second-largest airline in South America with an extensive network, the booking experience requires careful attention to fare details and technical quirks. 1. Understanding the Fare Structure avianca airlines buy tickets