Originally Posted by pinniped
Not to stray too far off-topic, but what exactly is the thinking behind giving away free seats? Do they think those free customers are going to love the service so much that they turn into future high-yield customers?
Mostly you won't be able to find the return leg you want for free - -forcing you to pay at least something for the entire round-trip - translating into some revenue for the airline on seats that would otherwise fly empty.