Flights from Washington DC to Islip Long Island

Our cheapest offers for flights from Washington DC to Islip Long Island

Here you can compare cheap flights from Washington DC (DCA) to Islip Long Island (ISP) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Islip Long Island. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Washington DC
Islip - Long Island
Outbound
06/20/25
1 Stopover (BOS)
B61354, B60344
06h 15min
Return
07/19/25
1 Stopover (BOS)
B60345, B61055
05h 37min
JetBlue Airways ?
$594
found 3 days ago
Washington DC
Islip - Long Island
Outbound
03/29/25
1 Stopover (FLL)
B60579, B60514
06h 55min
Return
04/02/25
1 Stopover (MCO)
B60547, B62324
08h 44min
JetBlue Airways ?
$690
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Washington DC - Islip - Long Island

Roundtrip from $ 593,07
Return flight duration min. 07:50
Distance 400 km
Departure airport Airport Washington DC - Ronald Reagan National Airport, VA (DCA)
Arrival airport Airport Islip - Long Island MacArthur Airport,NY (ISP)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Islip - Long Island
Flight destinations with a similar price