Cheap flights from Allentown to San Juan from $435

Travelers frequently search for route combinations, such as Allentown and Fort Lauderdale, Dallas, Orlando, Myrtle Beach, Monterrey, Salt Lake City, Minneapolis, Nashville, Managua, Houston, Key West, Las Vegas, Denver, Atlanta, Honolulu, Ciudad Obregón, Agartala, Pittsburgh, Frankfurt, Buffalo.

Travelers frequently search for route combinations, such as San Juan and Orlando, Philadelphia, Miami, Atlanta, Tampa, Charlotte, Chicago, Washington, D.C., Minneapolis, New York, Cleveland, Tortola, Raleigh, Saint Thomas, Detroit, Medellín, Fort Lauderdale, Cincinnati, Hartford, Denver.

The main airport in Allentown is Lehigh Valley International. It is also served by Newark Liberty International, Baltimore–Washington International, Philadelphia International, LaGuardia, Ronald Reagan Washington National, New York Stewart International Airport, Tweed New Haven, Lehigh Valley International, Westchester County, Atlantic City International.

The main airport in San Juan is Luis Muñoz Marín International. It is also served by Aguadilla Rafael Hernandez, José Aponte de la Torre, Eugenio María de Hostos, Mercedita.

Currently, you can fly between Allentown and San Juan with American Airlines, United Airlines.

If you don’t have specific dates for your trip between Allentown and San Juan, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Traveling between Allentown and San Juan, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Allentown. The main one is Lehigh Valley International and other nearby airports include Newark Liberty International, Baltimore–Washington International, Philadelphia International, LaGuardia, Ronald Reagan Washington National, New York Stewart International Airport, Tweed New Haven, Lehigh Valley International, Westchester County, Atlantic City International

There are a number of airports in and around San Juan. The main one is Luis Muñoz Marín International and other nearby airports include Aguadilla Rafael Hernandez, José Aponte de la Torre, Eugenio María de Hostos, Mercedita.