Cheap Flights from Washington, DC to Islip

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Cheap IAD to Islip flights

Book your IAD to ISP flights with Expedia and find last-minute Washington, DC to Islip airfare. Expedia offers discount airfare on multiple airline carriers that fly direct and indirect routes between IAD and ISP, with new flight deals and promotions almost daily. When you book your next trip from Washington Dulles Intl. to MacArthur with Expedia, you can rest assured you’re getting great ticket prices and excellent service from one of the world’s most trusted travel providers.

IAD to ISP Flight Schedule

A $ indicates that Expedia.com offers pricing for these airline's flights on the dates shown. A dot () indicates the airline has an available flight scheduled, but Expedia does not provide online booking at this time.

Popular Flights from Washington, DC, District of Columbia

Browse popular flight destinations from Washington, DC (IAD), and plan your next exciting trip. Expedia has cheap flights from Washington, DC on multiple airline carriers, so book your next trip today!

Popular Flights from Islip, New York

Browse popular flight destinations from Islip (ISP), and plan your next exciting trip. Expedia has cheap flights from Islip on multiple airline carriers, so book your next trip today!

IAD to ISP Route Map


Interesting Facts About Flights from Washington, DC to Islip (IAD to ISP)

  • The smallest aircraft servicing flights from IAD to ISP for Air Greenland is the B737-4 built by Boeing with 68 seats.
  • The largest aircraft servicing flights between Washington and Islip from Air Greenland is the B737-4 built by Boeing with 68 seats.
  • The newest aircraft servicing IAD to ISP in 2009 was Air Greenland's B737-4 from Boeing. The B737-4 started flying in 1990.
  • The oldest aircraft servicing trips from Washington, DC to Islip, NY in 2009 was Air Greenland's B737-4 from Boeing which started flying in 1990.
  • Air Greenland operated flights from IAD to ISP using one type of aircraft in 2009.

(Source: FAA & BTS 2009 Databases)

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