To go from economy to first class, you would need to pay $579 for the business class upgrade and then the first class upgrade cost. How much does it cost to upgrade to first class Swiss air? Swiss ...

With the quantity of sweets you can enjoy when flying SWISS A330 Business Class, this airline could easily rebrand as SWISS ...

For non-elite status members or elites who want to upgrade in advance, they can either buy 500-mile upgrades at $30 each or pay the copay with miles and cash in advance. Most coach fares will cost you ...