JetBlue Airways have round trip airfares travelling to and from Boston (BOS) and West Palm Beach FL (PBI) for $ 137, nonstop. Jetblue’s economy fares are main cabin, regular economy but they will be launching basic economy by the end of the year.

Travel Availability:

Departs BOS: Aug 21, 24-28.; Sept 1, 4-5, 7-10, 14-17, 20-24, 27, 29-30; Oct 1, 5-8
Departs PBI: Sept 14, 28; Oct 2, 5

Use dates and book it on your reputable and known OTAs such as Expedia [expedia.com], Orbitz [orbitz.com], Priceline [priceline.com] or JetBlue Airways [jetblue.com] directly.