Southwest Airlines is having a major sale, with one-way tickets as low as $45.

According to the airline, the sale is valid on flights in the United States, to and from Hawaii, travel within Hawaii, flights to and from Puerto Rico, and international travel. Travelers must choose travel dates between August 16th and November 5th.

Southwest Airlines aircraft
(Photo by Joe Raedle/Getty Images)

If you’re looking for an international getaway, there are tickets to Grand Cayman from Fort Lauderdale for $89 one-day. There are even tickets from Fort Lauderdale to Havana for $142 one-way.

The sale is not valid on travel during Labor Day weekend, including September 1st, 2nd, and 5th. Most destinations in the United States are not available for booking on Fridays and Sundays. Flights to locations such as Miami, Las Vegas, and Orlando are only available Sundays through Wednesdays.

If you’re looking for tickets to Hawaii, keep in mind that booking is only available on Sundays to Wednesdays, and travel from Hawaii to the U.S. is only available on Tuesdays to Fridays.

Southwest’s Wanna Get Away fare and Wanna Get Away Plus fare is available to travelers who purchase tickets during the sale. These fares allow travelers to transfer unused flight credits to someone to use in the future. They also allow travelers to take standby flights and have same-day changes.

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The airline is currently renovating its airplanes with larger overhead bins, better onboard Wi-Fi, and personal chargers.

Act fast, because flights from this sale must be booked by 11:49 p.m. CT on May 26th.

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