$49 Southwest Airline Flights From Dulles, Reagan Airports End Thursday

WASHINGTON, DC — Southwest Airlines has launched a summer travel deal, where super-cheap flights — less than $100 for some of the airline’s shortest one-way routes — are available out of Dulles and Reagan national airports. The sale offers primarily nonstop, one-way flights for as low as $49, and the one-way prices increase to $79, $99 or $200 for longer flights.

There are some exclusions, of course. Fridays and Sundays, two of the biggest travel days of the week, are excluded, and certain dates around the Thanksgiving, Christmas and New Year's holidays are blocked out.

Domestic flights must be booked from Sept. 5-Dec. 14, 2017, and some blackout dates apply.

If you’re already thinking ahead toward spring break 2018, the sale also features low prices on flights to resort cities in Mexico, the Cayman Islands, Costa Rica, Cuba, Jamaica, Bahamas and elsewhere. (Subscribe to a Virginia Patch News Alert and Newsletter. For DC readers, Get Patch’s daily newsletter and news alerts. Or like us on Facebook. Or, if you have an iPhone, download the free Patch app.)

From Dulles Airport you can find discounted prices one way to these destinations:

• To Atlanta, GA, $64
• To Ft. Lauderdale, FL, $69
• To Orlando, FL, $69

From Reagan National Airport you can find discounted prices one way to these destinations:

• To Atlanta, GA, $64
• To Chicago (Midway), IL, $79
• To Columbus, OH, $59
• To Ft. Lauderdale, FL, $69
• To Houston (Hobby), TX, $94
• To Indianapolis, IN, $59
• To Kansas City, MO, $102
• To Milwaukee, WI, $102
• To Nashville, TN, $102
• To New Orleans, LA, $102
• To Omaha, NE, $97
• To Orlando, FL, $69
• To Providence, RI, $49
• To St. Louis, MO, $102
• To Tampa, FL, $89

The sale applies to tickets booked by Aug. 24. Full details of the sale can be found here.

International flights must be taken from Sept. 12-Dec. 13, 2017, and Jan. 9-March 1, 2018. Travel to and from San Juan, Puerto Rico, is valid from Sept. 6, 2017-Dec. 7, 2017, and from Jan. 16-March 1, 2018.

For a full list of participating airports, terms and conditions, check the website.

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Includes reporting by Patch Editor Beth Dalbey
Photo by Scott Olson/Getty Images