Cheap flights from New York to Castries from $179

The month of August is, on average, the cheapest month to fly to Castries from New York, with most prices found around $98. The month of September is another great option to travel to Castries, with average flight prices from New York averaging around $128.

The cheapest day to depart from New York to Castries is on a Monday when prices can be found for as low as $552. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $676. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

According to our data, the cheapest time of day to fly to Castries is at noon. momondo users have found flights departing from New York to Castries at noon for as low as $603. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Castries are more costly in the morning, with an average ticket price of $610. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from New York John F Kennedy Intl to Castries Hewanorra for the best New York - Castries Hewanorra flight prices

You are more likely to see cheaper flights to Castries from New York when booking weeks ahead of your departure date. In general, you can expect to find flights to Castries for around $622 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Castries from New York for as low as $457 on momondo.

There are 3 cabin classes available to choose from on New York to Castries flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 12% on your flight if you consider stops on a New York to Castries flight.

As of June 2026, prices for New York to Castries flights are approximately 3% cheaper when compared to flights at the same time last year.

JetBlue, United Airlines, and American Airlines are the most popular carriers operating from New York to Castries Hewanorra

JetBlue, American Airlines and United Airlines are the top three most popular airlines that fly to Castries from New York according to our data. JetBlue is the first choice among our users, with 80% of people opting to fly with this airline when traveling to Castries. Keep in mind that there are 5 different airlines that fly to Castries on a routine basis, so you have a few additional options to choose from.

Miami (MIA) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Flights via Miami (MIA) offer the lowest average round-trip price of $659.

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 7h 30m.

Charlotte (CLT) has the shortest average layover time for this route: 1h 14m.

As of June 2026, 3 flights take off from New York and land in Castries each week. The most common flight departure day for this route is Sat, with 100% of weekly flights taking off on this day.

Flight times from New York to Castries vary, but if you’re flying out of Newark and flying into Castries (one of the most popular routes), then the duration is 4h 37m on average. Another popular route from New York to Castries is flying from New York to Castries, which will take roughly 6h 03m. Keep in mind that layovers or delays could extend your travel time.