Flights from Washington DC to Islip Long Island

Trip type

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
05/16/26
1 Stopover (FLL)
B60579, B60514
08h 39min
Return
05/29/26
1 Stopover (FLL)
B60513, B62080
09h 59min
JetBlue Airways ?
$393
Washington DC
Islip - Long Island
Outbound
05/16/26
1 Stopover (MCO)
B62523, B60546
22h 20min
Return
05/29/26
1 Stopover (MCO)
B60547, B62424
07h 09min
JetBlue Airways ?
$551
Washington DC
Islip - Long Island
Outbound
04/03/26
1 Stopover (BOS)
B62554, 9K0217
03h 50min
Return
04/16/26
1 Stopover (BOS)
9K0214, B61355
04h 29min
JetBlue Airways, Cape Air ?
$664
Washington DC
Islip - Long Island
Outbound
04/03/26
1 Stopover (BOS)
AA4455, 9K0213
09h 11min
Return
04/16/26
2 Stopovers (BOS, LGA)
9K0212, AA4378, AA4538
08h 03min
American Airlines, Cape Air ?
$1,241
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 $ 392,79
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