72-hour Southwest sale kicks off, roundtrip fares for under $100 available

(Woodys Aeroimages/Flickr)

Frequent flyers, deal hunters, or anyone who just needs to travel: now is the time to book your flight.

Southwest is offering a blockbuster of a sale, dropping some fares to just $49, making it possible to get a roundtrip flight for just under $100. 

Flights begin at $49 each way and increase to $79, $99, or $129 each depending on flight length. 

The sale started on Tuesday morning and covers travel from October 31st through December 19th and from January 3rd to February 14th. However, Friday and Sunday flights are included and some cities have further restrictions. Read the fine print here.

Popular destinations for the sale includes Chicago, Denver, Las Vegas, Los Angeles, Washington D.C., Cancun, Ft. Lauderdale, Boston, Punta Cana, and more. See the full list of flights here

The sale ends Thursday, October 12th, at 11:59 p.m. local time so act fast and book while you can!