Cheap flights from Washington, D.C., United States to Islip, United States
Flights starting at $67. Choose between Frontier Airlines, Spirit Airlines, or JetBlue Airways to find the best price.
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Tips to know when travelling to Islip
Cheapest one-way trip | $67 |
---|---|
Cheapest round-trip | $153 |
Average round-trip | $247 |
Includes rare itinerary | |
Most popular airline | Frontier Airlines |
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Travelers usually depart from Baltimore–Washington International, Washington Dulles International, or Ronald Reagan Washington National when they travel from Washington, D.C. to Islip. The most popular airlines for this route are Frontier Airlines, Spirit Airlines, JetBlue Airways, BREEZE, and Southern Airways Express. Washington, D.C. and Islip have 75 direct flights per week. When you arrive at Islip, consider visiting Staten Island, Metropolitan Museum of Art, Statue of Liberty, Times Square, Empire State Building, and Manhattan Island.
Check-in for a flight from Washington, D.C. to Islip
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Frontier Airlines | FFT | F9 | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
JetBlue Airways | JBU | B6 | No | Opens 24 days before flight Closes 2 hours before flight |
BREEZE | MX | No | No | |
Southern Airways Express | FDY | 9X | Yes | No |
Weather in Islip
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 3°C | -1°C |
February | 4°C | 0°C |
March | 7°C | 2°C |
April | 12°C | 7°C |
May | 17°C | 12°C |
June | 22°C | 17°C |
July | 26°C | 21°C |
August | 26°C | 21°C |
September | 22°C | 18°C |
October | 17°C | 13°C |
November | 11°C | 6°C |
December | 7°C | 2°C |
14 day forecast
Frequently asked questions
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Airports near Washington, D.C.
- Philadelphia International
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