The length of a flight to Costa Rica from the United States depends on where you are departing from and what airline you are flying with. Costa Rica is located in Central America, and it is about a 3-hour flight from Miami, Florida, and a 4-hour flight from New York City.

Here are some approximate flight times to Costa Rica from a few major cities in the United States:

Miami, Florida: 3 hours
New York City: 4 hours
Los Angeles, California: 5 hours
Dallas, Texas: 5 hours
Chicago, Illinois: 6 hours
These are just estimates, and the actual flight time may be longer or shorter depending on factors such as wind speed and direction. It is a good idea to check with your airline or a travel agent for the most accurate flight time for your specific route.