$422 Find cheap flights from Allentown to Washington Dulles Airport

In the last 3 days, the lowest price for a flight from Allentown to Washington, D.C. Dulles Intl Airport was $422 for a round-trip ticket.

No, a passport isn't needed to fly from Allentown to Washington Dulles Airport. However, local authorities might ask for an official ID.

When flying out of Allentown you will be using Allentown-Bethlehem. You will be landing at Washington Dulles Airport, also known as Washington, D.C. Dulles Intl.

We unfortunately don’t have that data for this specific route.

oneworld is the only airline alliance operating flights between Allentown and Washington Dulles Airport.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Allentown to Washington Dulles Airport.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Allentown is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Allentown with another airline. Booking your flights between Allentown and IAD can sometimes prove cheaper using this method.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Allentown up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.