BusinessweekUS airlines raise base fares on domestic flightsU-T San DiegoDALLAS (AP) — U.S. airlines are raising base fares on many domestic flights even though they are getting a windfall from lower fuel prices. Delta Air Lines raised fares on many U.S. routes by $4 per round on Thursday night. FareCompare.com CEO Rick ...US airlines push airfares up a bitDallas Morning News (blog)Why Delta's Earnings are Good News for United Continental, SouthwestBarron's (blog)Panic Selling Makes This Airline Stock Ripe For A Quick 10%-Plus PopNASDAQall 25 news articles »