Cheap flights from Washington, D.C. to Allentown from £299

Travelers frequently search for route combinations, such as Washington, D.C. and London, Orlando, Miami, Dallas, Atlanta, Edinburgh, Manchester, Tampa, San Salvador, Los Angeles, Cancún, San Juan, Mexico City, New Orleans, Glasgow, Chicago, Guadalajara, Denver, Las Vegas, Istanbul.

Travelers frequently search for route combinations, such as Allentown and Orlando, Salt Lake City, Tampa, Fargo, San Diego, Denver, Fort Lauderdale, Guadalajara, Mexico City, Gazipaşa, Lower Prince's Quarter, Santa Marta, Saint Vincent, Baghdad, Barisal, Nairobi, Fuerteventura, London, Stuttgart, Varanasi.

Washington, D.C. is mainly served by Washington Dulles International. But there are other airports nearby, including Baltimore–Washington International, Ronald Reagan Washington National.

The main airport in Washington, D.C. is Washington Dulles International. It is also served by Philadelphia International, Norfolk International, Richmond International, Lehigh Valley International, Atlantic City International, Harrisburg International, Lancaster, Trenton–Mercer, Salisbury–Ocean City–Wicomico Regional, Charlottesville–Albemarle.

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

Currently, you can fly between Washington, D.C. and Allentown with United Airlines.

If you don’t have specific dates for your trip between Washington, D.C. and Allentown, 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 Washington, D.C. and Allentown, 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 Washington, D.C.. The main one is Washington Dulles International and other nearby airports include Philadelphia International, Norfolk International, Richmond International, Lehigh Valley International, Atlantic City International, Harrisburg International, Lancaster, Trenton–Mercer, Salisbury–Ocean City–Wicomico Regional, Charlottesville–Albemarle