Southwest Airlines
Why it's a best pick:
Southwest may not have the best legroom (it is better than average) or inflight entertainment (though wireless internet testing has begun), but they have one thing no other low cost carrier has. They fly nearly everywhere in the US and they have an incredible flight frequency between cities. It's that breadth and depth that makes them one of the best.
Manufacturer Description: Southwest Airlines was incorporated in Texas and commenced Customer Service on June 18, 1971, with three Boeing 737 aircraft serving three Texas cities - Houston, Dallas, and San Antonio. Today, Southwest operates more than 500 Boeing 737 aircraft between 64 cities. Southwest topped the monthly domestic originating passenger rankings for the first time in May 2003....read full description
