Starting this gloomy Tuesday off right with a deal alert for New York City-based travelers to the Cayman Islands, starting at $253 round-trip from all three NYC airports, in addition to Philadelphia.For more TPG news delivered each morning to your inbox, sign up for our daily newsletter.(Photo by Holger Leue/Getty Images)Deal BasicsAirlines: Cayman Airways, American and DeltaRoutes: EWR/JFK/LGA/PHL to GCMHow to book: Directly through the airlineTravel dates: Through Jan. 2023, exact availability depends on the routeBook by: TodayThis deal was originally sent out by Scott’s Cheap Flights, which sends deals up to 90% off via its Premium membership, which users can try free for 14 days and then $49 per year. You can also upgrade to the Elite tier for $199 per year and receive all the Premium deals, plus premium economy, business-class and first-class alerts.Sample flightsAs mentioned, this deal is great for NYC-area travelers, with flights out of all three airports (JFK/EWR/LGA), in addition to Philadelphia (PHL). Flights are for economy seats and start at $250 round-trip, half off their normal price.Take the below flight from JFK-GCM for $253 in early October.(Screenshot courtesy of Cayman Airways)Cayman Air’s economy class includes two checked bags and one carry-on, which is rare for a carrier’s lowest class.(Screenshot courtesy of Cayman Airways)In conducting a test search for this story, you’ll likely find other flights via this deal on other carriers, including Delta and American. However, note they might not be nonstop, such as the below flight over July 4 on Delta.(Screenshot courtesy of Google Flights)This flight is for Delta’s basic economy, which includes one carry-on bag but will be $60 to check a bag.Sign up for our daily newsletterEmail addressSign upI would like to subscribe to The Points Guy newsletters and special email promotions. The Points Guy will not share or sell your email. See privacy policy.(Screenshot courtesy of Google Flights)Maximize your purchaseDon’t forget to use a card that earns bonus points on airfare purchases, such as The Platinum Card® from American Express (5 points per dollar on airfare booked directly with the airline or through American Express Travel), on up to $500,000 on these purchases per calendar year, Citi Prestige® Card (5 points per dollar on airfare), Citi Premier® Card, Chase Sapphire Reserve (3 points per dollar on airfare), American Express® Gold Card (3 points per dollar on airfare when booked directly with the airline or through Amex Travel) or the Chase Sapphire Preferred Card (2 points per dollar on travel). Check out this post for more on maximizing airfare purchases.The information for the Citi Prestige Card has been collected independently by The Points Guy. The card details on this page have not been reviewed or provided by the card issuer.Bottom lineScott’s Cheap Flights thinks this deal will last for less than 24 hours, so be sure to book ASAP.