United Airlines via ShermansTravel offers select United Airlines Roundtrip Fares to Mexico and the Caribbean with prices starting at $186.03. (On the Shermans Travel landing page, click on "United.com" in the main paragraph to see this sale.) This price is valid on flights departing on March 19 from Houston, TX, (IAH) with arrival in Cancun, Mexico, (CUN) and return on March 26. That's tied with our mention from last week and the lowest price we could find for select routes on United by at least $27. Book this travel deal by April 14.

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