Alaska offers additional free checked bags and bonus award miles but limited companion benefits. (travelcodex.com)
Benefits include things like additional free checked bags, no cancellation or change fees on JetBlue flights, early boarding, and more. (valuepenguin.com)
You'll get one additional free checked bag on all flights between the U.S. and Central America and a whopping 50 percent discount on award tickets between the U.S. and Central America or Colombia. (rewardexpert.com)