Southwest Airlines could be preparing for expansion after filing a request with the US DOT to fly more international routes.

Over the rest of the year, all aircraft in Southwest’s fleet will be retrofitted to accommodate the new seats with up to 5 ...

If Southwest’s request to the DOT is approved, the expanded authority would give the carrier more flexibility to grow ...

Southwest Airlines on Tuesday filed with U.S. regulators asking for a permit to fly more international routes, including ...

Southwest ends 'two bags fly free' and adds Basic Economy, but one flight attendant's viral safety demo is stealing the ...

The Dallas-based airline, known for its historically no-frills approach, is seeking authorization to fly to any nation with which the US maintains Open Skies agreements.

Southwest Airlines announced four revamped fare bundles after recently ending its signature free checked bag and open seating policies.

Southwest Airlines is offering 30% off many flights this summer and fall, but the deal isn't available on every ticket.

Southwest Airlines is revamping its fare bundles ... Tony Roach, Executive Vice President Customer & Brand said in a release. The airline recently announced new and renewed routes to, from and within ...