Southwest Airlines has begun nonstop service between Boston Logan International Airport and Philadelphia International Airport. Initially, the carrier is operating five daily nonstops between the two cities.

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Southwest Airlines is taking its ‘Bags Fly Free’ advertising a step further by decorating more than 50 aircraft with decals bearing the slogan ‘Free Bags Fly Here’ along with an arrow pointing to the aircraft’s cargo hold.

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Southwest Airlines is planning to launch service to the state of South Carolina through Charleston International Airport (CHS) and Greenville-Spartanburg International Airport (GSP) in 2011.

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The U.S. Department of Transportation has assessed a $200,000 fine against Southwest Airlines for violating federal rules covering passengers denied boarding on oversold flights.

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Southwest Airlines has honored the State of Florida with the unveiling of Florida One, a Boeing 737-700 emblazoned with an artist’s rendering of the state flag.

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Southwest Airlines is terminating its long-planned codeshare agreement with WestJet, after the Canadian low-cost airline decided to cut a separate deal with Delta Air Lines covering both codesharing and the proposed transfer of slots from Delta to WestJet at New York LaGuardia Airport.

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Southwest Airlines is preparing to offer its customers the ability to book unaccompanied minors (UMs) on its website, replacing its current system which requires customers booking UM travel to complete their transactions and fill out the necessary paperwork once they arrive at the airport. However, its each-way UM service charge is going up from $25 to $50.

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Southwest Airlines is adding 13 new daily flights and six new nonstop destinations by spring 2010 from Denver International Airport.

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Southwest Airlines is adding nine new daily flights to six new destinations from Lambert St. Louis International Airport next spring.

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Southwest Airlines says it intends to begin daily jet service to four destinations from the new Northwest Florida International Airport near Panama City in Florida’s panhandle when the airport opens in May 2010.

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Southwest Airlines is experimenting with a “green plane”, a specially outfitted aircraft that the airline hopes will combine weight efficiency, environmentally responsible products, customer comfort, and reduced waste and weight.

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Southwest Airlines has published its schedule for travel beginning March 14, 2010, through May 7, 2010 and the schedule is now available for booking.

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Southwest Airlines will begin nonstop service to three new destinations from Denver on January 10.

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Southwest Airlines has introduced a new service called EarlyBird Check-in, which gives its passengers the option to secure an early boarding position by adding an additional $10 to the price of a one-way fare.

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Following the discovery that 82 Southwest Airlines Boeing 737s have been flying with unapproved parts, the Federal Aviation Administration has given the airline until Christmas to replace the parts on up to 50 of the aircraft.

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Southwest Airlines says it is on track to start rolling out satellite wi-fi service from provider Row 44 across its fleet in the first quarter of 2010.

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Republic Airways Holdings has been declared the winning bidder in the auction to acquire Frontier Airlines, beating off a late but stiff challenge from Southwest Airlines.

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Southwest Airlines and Wyndham Hotel Group have tied their respective loyalty programs, Southwest Airlines Rapid Rewards and Wyndham Rewards.

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Not-for-profit organization Green America has added an ‘Airlines’ section to its consumer watchdog website, ResponsibleShopper.org. The site informs concerned consumers about problem corporate practices, action campaigns and ways to live greener in relation to more than 150 major consumer companies.

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