JetBlue Airways via ShermansTravel discounts JetBlue Airways Roundtrip Fares to the Caribbean, with prices starting at $156.80. (On the ShermansTravel landing page, click on "here" in the main paragraph to book these fares; we found this price from Fort Lauderdale, FL, to San Juan, Puerto Rico, on March 8 with return on March 13.) That's the lowest price we could find for select routes today by at least $116. Book this travel deal by February 28.

All prices, dates, and booking details were valid at the time of publication.