Interested in bargain flights? Now is the time book your airfares from Southwest Airlines as the low-cost carrier is currently running a promotion where you can scoop up one-way tickets for as little as $49. There are fabulous fare deals going for $61 and $99 each way, too, though there are also one-way fares going for close to $200, depending on your departure point.

There are deals for domestic travel as well as international travel, such as flights from Aruba to Ft. Lauderdale; Atlanta to Punta Cana; Baltimore/Washington to Montego Bay; Belize City to Houston (Hobby); Cancun to Denver; Grand Cayman to Ft. Lauderdale; Havana to Tampa; Houston (Hobby) to Cabo San Lucas; Los Angeles to Puerto Vallarta and more. Check out the flight deals here.

The fare deals are already available for purchase through 11:59pm on December 13, 2018 in the time zone of the flight's point of origination. As with most flight deals on the table, tickets are nonrefundable and a 14-day advance purchase is required for Continental U.S. travel. Blackout dates apply. What's more, points bookings are not inclusive of government fees starting from $5.60 per one-way flight.

Keep in mind there are other stipulations associated with the discounted tickets. For those looking to fly domestically, travel is valid from December 18, 2018 to May 22, 2019. The blackout dates for Continental U.S. travel include: December 21-23, December 26-27, December 29-30, 2018. Continental U.S. travel is not valid on Fridays and Sundays, too. One more thing, Orange County, CA (SNA) fares are valid for 2019 travel only.

Travel to Florida and Nevada as well as from Florida to Nevada is valid only on Sundays through Wednesdays. Travel from Florida and Nevada along with flights from Nevada to Florida is valid only on Tuesdays through Fridays. Travel to/from San Juan, Puerto Rico is valid only on Monday - Thursday.

For those looking to travel on international flights, travel is valid between January 8 and March 6, 2019 as well as between April 23 and May 16, 2019. And for travel to/from San Juan, Puerto Rico, travel is valid between January 14 and February 28, 2019 as well as between April 23 and May 16, 2019.

International travel is valid Monday - Thursday. That said, travel to Cancun, Cabo San Lucas/Los Cabos and Puerto Vallarta is valid only on Sundays through Wednesdays. Travel from Cancun, Cabo San Lucas/Los Cabos and Puerto Vallarta is valid only on Tuesdays through Fridays. Travel to/from Mexico City; Liberia, Costa Rica and San Jose, Costa Rica is valid daily.

There are many restrictions tied to these tickets. Therefore, consider these flight deals only if you can be rather flexible with your travel dates. Seats are limited, so if you are comfortable all that is written in the fine print, book away already. Southwest Airlines rolled out the fare deals on December 4, 2018.

Denise Bay is a staff writer at GET.com. Email: denise.bay@get.com.