DALLAS, Dec. 26, 2012 /PRNewswire/ -- It's already time to put a bow on Spring Break travel plans and set sights South of the Border as Southwest Airlines and wholly owned subsidiary AirTran Airways announced today new international flights between Denver International Airport and SJD Los Cabos International Airport in Baja California, Mexico. AirTran daily service on the new route begins March 10, 2013, and is open for sale now at both airtran.com and southwest.com with introductory fares as low as $189 one-way. These fares must be booked by 11:59 p.m. PST on Jan. 1, 2013, for travel between March 12, 2013, and April 24, 2013 (sale fare valid for travel Tuesdays and Wednesdays). See full fare rules below. "As we continue preparations to connect the Southwest and AirTran route networks beginning early next year, we are excited to add another nonstop travel option to Mexico alongside our strong portfolio of domestic nonstop service in Denver," said Bob Jordan, Southwest Airlines' Executive Vice President and Chief Commercial Officer and AirTran Airways President. AirTran began nonstop flights between Denver and Cancun in April. AirTran Airways also currently serves SJD Los Cabos International Airport with daily service to/from Orange County (increasing to twice-daily as of June 2, 2013) and has flights between other destinations in the US and both Cancun and Mexico City. Southwest Airlines began service to Denver on Jan. 3, 2006, with 13 daily departures to three destinations. The airline currently operates 163 daily flights to 54 destinations from Denver. Southwest recently demonstrated its LUV for the state of Colorado by dedicating Colorado One, a specialty aircraft painted with the colors of the Colorado state flag. Southwest also is actively engaged in the community through sponsorships of the Downtown Denver Partnership, the Denver Nuggets, Red Rocks Amphitheater, Denver's Road Home, the Mile High Pedicab Company, and many more local organizations. To learn more about Southwest's dedication to Denver, visit: southwest.com/denver. ABOUT SOUTHWEST AIRLINES CO. In its 42 nd year of service, Dallas-based Southwest Airlines (NYSE: LUV) continues to differentiate itself from other carriers with exemplary Customer Service delivered by nearly 46,000 Employees to more than 100 million Customers annually. Southwest is the nation's largest carrier in terms of originating passengers boarded, and including wholly-owned subsidiary, AirTran Airways, operates the largest fleet of Boeing aircraft in the world to serve 97 destinations in 41 states, the District of Columbia, the Commonwealth of Puerto Rico, and six near-international countries. Southwest is one of the most honored airlines in the world, known for its commitment to the triple bottom line of Performance, People and Planet. To read about how Southwest is doing its part to be a good corporate citizen, visit southwest.com/citizenship to read the Southwest Airlines One Report™. Southwest Airlines From its first flights on June 18, 1971, Southwest Airlines launched an era of unprecedented affordability in air travel quantified by the U.S. Department of Transportation as "The Southwest Effect," a lowering of fares and increase in passenger traffic wherever the carrier serves. On every flight, Southwest offers Customers the first two pieces of checked luggage (weight and size limitations apply) and all ticket changes without additional fees. Southwest's all Boeing fleet consistently offers leather seating and the comfort of full-size cabins, many of which are equipped with satellite-based WiFi connectivity and a new, eco-friendly cabin interior. With 39 consecutive years of profitability, the People of Southwest operate more than 3,100 flights a day and serve communities around 78 airports in Southwest's network of domestic destinations. Southwest Airlines' frequent flights and low fares are available only at southwest.com.AirTran Airways AirTran Airways, a wholly-owned subsidiary of Southwest Airlines Co., offers coast-to-coast and near-international service with close to 600 flights a day to 54 destinations. The carrier's high-quality product includes assigned seating and Business Class. As Southwest continues to integrate AirTran's People, places, and planes into Southwest Airlines, Customers of both carriers may book flights at airtran.com and exchange earned loyalty points between both AirTran's A+ Rewards® and Southwest's Rapid Rewards® for reward travel on either airline. Fare Rules One-way fares may be purchased today through Jan. 1, 2013, 11:59 p.m. PST. Travel must take place between March 12, 2013, and April 24, 2013. Travel to/from international destinations valid only on Tuesdays and Wednesdays. All fares are one-way. All fares are non-refundable and a $75 fee per person applies to any change made after purchase, plus any applicable increase in airfare. Displayed prices include all government taxes and fees (see *footnote below). A first bag may be checked for a fee of $25 each way and a second bag may be checked for a fee of $35 each way. Reservations may be made via AirTran Airways' Telephone Reservations Center for a fee of $15. Reservations may also be changed via AirTran Airways' Telephone Reservations Center for a $15 fee plus any applicable change fees and fare differences. Fares may be combined with other AirTran Airways combinable fares. If combining with other fares, the rules of the more restrictive fare apply. When combining fares, all rules and restrictions apply. Seats are limited, subject to availability, and may not be available on all flights. Fares, routes, and schedules are subject to change without notice. Fares may vary by destinations, flight, and day of week and won't be available on some flights that operate during very busy travel times and holiday periods. Fares are nonrefundable but may be applied toward the purchase of future travel on AirTran Airways after applicable change fees and fare differences. Fares are not available through the Group Desk. Any change in the itinerary may result in an increase in fare. Fares are valid on published, scheduled service only. * Government-imposed taxes and fees are now included in the advertised fare. To comply with new government regulations, all airlines must include government-imposed taxes and fees in advertised air fares.