United Airlines via ShermansTravel offers United Airlines Roundtrip Flights to Hawaii from select cities in the U.S., with prices starting from $371.59. (On the Shermans Travel landing page, click on "here" in the main paragraph to see this sale.) This price is valid on flights departing on January 24, 2018, from San Diego, CA, (SAN) with arrival in Kahului, HI, (OGG) and return on January 31. That's the lowest price we could find for select routes by at least $24. Book this travel deal by December 16.

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