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 19:4912h 16m1 stopsIAD 08:05Islip - Washington D.C. | Thu, Jul 10 | Avelo Airlines
IAD 13:366h 16m1 stopsISP 19:52Washington D.C. - Islip | Mon, Jul 14 | Frontier AirlinesNZD 395 NZD 67742% OFF42% OFFNZD 677 NZD 395 -
ISP 14:0527h 17m1 stopsIAD 17:22Islip - Washington D.C. | Thu, Jul 3 | Frontier Airlines
IAD 18:0721h 35m1 stopsISP 15:42Washington D.C. - Islip | Mon, Jul 7 | Frontier AirlinesNZD 440 NZD 67735% OFF35% OFFNZD 677 NZD 440 -
ISP 14:0527h 12m1 stopsIAD 17:17Islip - Washington D.C. | Fri, Jul 4 | Frontier Airlines
IAD 18:0721h 35m1 stopsISP 15:42Washington D.C. - Islip | Mon, Jul 7 | Frontier AirlinesNZD 447 NZD 67734% OFF34% OFFNZD 677 NZD 447
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ISP 20:2116h 26m1 stopsIAD 12:47Islip - Washington D.C. | Fri, Jul 25 | Frontier Airlines
IAD 13:316h 3m1 stopsISP 19:34Washington D.C. - Islip | Sun, Jul 27 | Frontier AirlinesNZD 45233% OFFNZD 677 NZD 452
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ISP 06:006h 51m1 stopsIAD 12:51Islip - Washington D.C. | Thu, Jul 10 | Frontier Airlines
IAD 13:366h 16m1 stopsISP 19:52Washington D.C. - Islip | Mon, Jul 14 | Frontier AirlinesNZD 45433% OFFNZD 677 NZD 454
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ISP 16:4524h 31m1 stopsIAD 17:16Islip - Washington D.C. | Wed, Jul 9 | Frontier Airlines
IAD 18:0618h 58m1 stopsISP 13:04Washington D.C. - Islip | Sun, Jul 13 | Frontier AirlinesNZD 47530% OFFNZD 677 NZD 475
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ISP 19:4912h 16m1 stopsIAD 08:05Islip - Washington D.C. | Thu, Jul 3 | Avelo Airlines
IAD 18:0721h 35m1 stopsISP 15:42Washington D.C. - Islip | Mon, Jul 7 | Frontier AirlinesNZD 48728% OFFNZD 677 NZD 487
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ISP 19:4912h 16m1 stopsIAD 08:05Islip - Washington D.C. | Sun, Jul 6 | Avelo Airlines
IAD 13:3610h 11m1 stopsISP 23:47Washington D.C. - Islip | Thu, Jul 10 | Frontier AirlinesNZD 50925% OFFNZD 677 NZD 509
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ISP 06:004h 38m1 stopsDCA 10:38Islip - Washington D.C. | Fri, Jul 25 | Jetblue Airways
IAD 13:316h 3m1 stopsISP 19:34Washington D.C. - Islip | Sun, Jul 27 | Frontier AirlinesNZD 52822% OFFNZD 677 NZD 528 -
ISP 06:004h 38m1 stopsDCA 10:38Islip - Washington D.C. | Thu, Jul 24 | Jetblue Airways
IAD 13:316h 3m1 stopsISP 19:34Washington D.C. - Islip | Sun, Jul 27 | Frontier AirlinesNZD 52822% OFFNZD 677 NZD 528
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ISP 13:0017h 25m1 stopsWAS Invalid DateIslip - Washington D.C. | Tue, Jul 1 | Normal Airline
WAS 15:006hDirectISP 16:00Washington D.C. - Islip | Thu, Jul 3 | Normal AirlineFind More FlightsFind More Flights
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ISP 16:4524h 31m1 stopsIAD 17:16Islip - Washington D.C. | Wed, Jul 9 | Frontier AirlinesNZD 227 NZD 42246% OFF46% OFFNZD 422 NZD 227
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ISP 19:4912h 16m1 stopsIAD 08:05Islip - Washington D.C. | Sun, Jul 20 | Avelo AirlinesNZD 234 NZD 42245% OFF45% OFFNZD 422 NZD 234
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ISP 20:3716h 15m1 stopsIAD 12:52Islip - Washington D.C. | Fri, Jul 18 | Frontier AirlinesNZD 239 NZD 42243% OFF43% OFFNZD 422 NZD 239
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ISP 20:2116h 30m1 stopsIAD 12:51Islip - Washington D.C. | Fri, Jul 4 | Frontier AirlinesNZD 24442% OFFNZD 422 NZD 244
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ISP 20:3714h 23m1 stopsDCA 11:00Islip - Washington D.C. | Fri, Aug 1 | Frontier AirlinesNZD 25240% OFFNZD 422 NZD 252
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ISP 06:0514h 54m1 stopsDCA 20:59Islip - Washington D.C. | Sun, Aug 24 | Frontier AirlinesNZD 28133% OFFNZD 422 NZD 281
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ISP 19:4912h 16m1 stopsIAD 08:05Islip - Washington D.C. | Sun, Jul 27 | Avelo AirlinesNZD 30028% OFFNZD 422 NZD 300
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ISP 19:4912h 16m1 stopsIAD 08:05Islip - Washington D.C. | Sun, Jul 13 | Avelo AirlinesNZD 31725% OFFNZD 422 NZD 317
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ISP 19:4912h 16m1 stopsIAD 08:05Islip - Washington D.C. | Sun, Jun 29 | Avelo AirlinesNZD 32024% OFFNZD 422 NZD 320
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ISP 11:407h 37m1 stopsDCA 19:17Islip - Washington D.C. | Thu, Jul 10 | Jetblue AirwaysNZD 33022% OFFNZD 422 NZD 330
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ISP 13:0017h 25m1 stopsWAS Invalid DateIslip - Washington D.C. | Tue, Jul 1 | 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 227 |
|---|---|
| Cheapest round-trip ticket price | NZD 395 |
| Off-season for travel | March |
| Peak season for travel | March |
| Flight distance | 397.38 km |
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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 620.
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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