Cheap Flights from Islip to Washington D.C.
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Flights from Islip to Washington D.C.
Flight deals from Islip to Washington D.C.
We've found these cheap flights for you. You can book one-way or return flight tickets.
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Round-trip
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One way
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ISP 17:2315h 11m1 stopsIAD 08:34Islip - Washington D.C. | Fri, May 16 | Frontier Airlines
IAD 09:296h 4m1 stopsISP 15:33Washington D.C. - Islip | Sun, May 18 | Frontier AirlinesNZD 358 NZD 59039% OFF39% OFFNZD 590 NZD 358 -
ISP 18:5121h 44m1 stopsIAD 16:35Islip - Washington D.C. | Thu, Apr 24 | Frontier Airlines
DCA 16:155h 13m1 stopsISP 21:28Washington D.C. - Islip | Thu, May 1 | Jetblue AirwaysNZD 436 NZD 59026% OFF26% OFFNZD 590 NZD 436
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ISP 06:0014h 59m1 stopsDCA 20:59Islip - Washington D.C. | Tue, Apr 29 | Frontier Airlines
DCA 08:5016h1 stopsISP 00:50Washington D.C. - Islip | Sat, May 3 | Jetblue AirwaysNZD 438 NZD 59026% OFF26% OFFNZD 590 NZD 438
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ISP 19:1713h 27m1 stopsIAD 08:44Islip - Washington D.C. | Sat, May 17 | Frontier Airlines
IAD 17:2616h 46m1 stopsISP 10:12Washington D.C. - Islip | Sun, May 18 | Frontier AirlinesNZD 45024% OFFNZD 590 NZD 450
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ISP 18:5121h 44m1 stopsIAD 16:35Islip - Washington D.C. | Wed, Apr 23 | Frontier Airlines
IAD 09:086h 15m1 stopsISP 15:23Washington D.C. - Islip | Sat, Apr 26 | Frontier AirlinesNZD 45223% OFFNZD 590 NZD 452
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ISP 19:1521h 21m1 stopsIAD 16:36Islip - Washington D.C. | Sat, May 10 | Frontier Airlines
IAD 17:2617h 15m1 stopsISP 10:41Washington D.C. - Islip | Mon, May 12 | Frontier AirlinesNZD 45722% OFFNZD 590 NZD 457
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ISP 10:5010h 7m1 stopsIAD 20:57Islip - Washington D.C. | Wed, Apr 30 | Frontier Airlines
DCA 16:154h 53m1 stopsISP 21:08Washington D.C. - Islip | Wed, May 7 | Jetblue AirwaysNZD 47120% OFFNZD 590 NZD 471
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ISP 06:005h 5m1 stopsDCA 11:05Islip - Washington D.C. | Sat, May 10 | Jetblue Airways
IAD 17:2617h 15m1 stopsISP 10:41Washington D.C. - Islip | Mon, May 12 | Frontier AirlinesNZD 48917% OFFNZD 590 NZD 489 -
ISP 21:4710h 37m1 stopsIAD 08:24Islip - Washington D.C. | Sun, May 11 | Frontier Airlines
DCA 17:403h 48m1 stopsISP 21:28Washington D.C. - Islip | Mon, May 12 | Jetblue AirwaysNZD 49217% OFFNZD 590 NZD 492
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ISP 17:2317h 31m1 stopsIAD 10:54Islip - Washington D.C. | Fri, May 9 | Frontier Airlines
IAD 17:2616h 46m1 stopsISP 10:12Washington D.C. - Islip | Sun, May 11 | Frontier AirlinesNZD 50115% OFFNZD 590 NZD 501
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ISP 13:0017h 25m1 stopsWAS Invalid DateIslip - Washington D.C. | Fri, Apr 25 | Normal Airline
WAS 15:006hDirectISP 16:00Washington D.C. - Islip | Sun, Apr 27 | Normal AirlineFind More FlightsFind More Flights
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ISP 18:4821h 48m1 stopsIAD 16:36Islip - Washington D.C. | Thu, May 1 | Frontier AirlinesNZD 150 NZD 31452% OFF52% OFFNZD 314 NZD 150
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ISP 21:4210h 36m1 stopsIAD 08:18Islip - Washington D.C. | Sat, Apr 26 | Frontier AirlinesNZD 152 NZD 31452% OFF52% OFFNZD 314 NZD 152
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ISP 18:5121h 44m1 stopsIAD 16:35Islip - Washington D.C. | Sun, Apr 27 | Frontier AirlinesNZD 191 NZD 31439% OFF39% OFFNZD 314 NZD 191
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ISP 18:5121h 44m1 stopsIAD 16:35Islip - Washington D.C. | Fri, Apr 25 | Frontier AirlinesNZD 19438% OFFNZD 314 NZD 194
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ISP 14:0427h 3m1 stopsIAD 17:07Islip - Washington D.C. | Thu, May 22 | Frontier AirlinesNZD 20036% OFFNZD 314 NZD 200
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ISP 06:006h1 stopsDCA 12:00Islip - Washington D.C. | Wed, Jun 4 | Jetblue AirwaysNZD 20036% OFFNZD 314 NZD 200
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ISP 20:2116h 23m1 stopsIAD 12:44Islip - Washington D.C. | Fri, Jun 13 | Frontier AirlinesNZD 20535% OFFNZD 314 NZD 205
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ISP 20:2616h 23m1 stopsIAD 12:49Islip - Washington D.C. | Mon, Jun 9 | Frontier AirlinesNZD 20634% OFFNZD 314 NZD 206
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ISP 21:0615h 43m1 stopsIAD 12:49Islip - Washington D.C. | Sat, May 31 | Frontier AirlinesNZD 21432% OFFNZD 314 NZD 214
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ISP 16:2316h 1m1 stopsIAD 08:24Islip - Washington D.C. | Wed, Apr 30 | Frontier AirlinesNZD 26715% OFFNZD 314 NZD 267
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ISP 13:0017h 25m1 stopsWAS Invalid DateIslip - Washington D.C. | Fri, Apr 25 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Information from Islip to Washington D.C.
| Cheapest one-way flight price | NZD 149 |
|---|---|
| Off-season for travel | March |
| Peak season for travel | January |
| Flight distance | 397.38 km |
| Popular airline | Frontier Airlines |
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
FAQ
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When are flight tickets from Islip (ISP) to Washington D.C. (WAS) the cheapest?
Airlines adjust prices for flights from Islip to Washington D.C. based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Islip (ISP) to Washington D.C. (WAS) cost?
According to Trip.com's data, the lowest price is around NZD 617.
How to find a cheap flight from Islip to Washington D.C.
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Islip to Washington D.C.. Book your flights at the right time and save more.
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