![KLM Upgrade](https://travelzork.com/wp-content/uploads/2015/04/Seat-4E-KLM-747-after-winning-bid-296x220.jpg)
April 11, 2015
Michael Trager
KLM Upgrade Bidding “Upgrade Yourself”
KLM has a “Upgrade Yourself” program, which is a bidding system for upgrades for economy class reservations. Read everything about this KLM upgrade here!