Airlines around the world generated $47.2 billion in revenue in 2017 by charging for such things as seat upgrades and checked baggage, new study shows.
Milwaukee Journal Sentinel, USA Today: Travel
Tue, 09/18/2018 - 12:24pm
Airlines around the world generated $47.2 billion in revenue in 2017 by charging for such things as seat upgrades and checked baggage, new study shows.