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Washington DC (DCA)
📍 Ronald Reagan Washington National Airport
🌍 United States
🕐 GMT -5
📐 Latitude: 38.8521
📐 Longitude: -77.037697
Long Island (ISP)
📍 Long Island Mac Arthur Airport
🌍 United States
🕐 GMT -5
📐 Latitude: 40.79520035
📐 Longitude: -73.10019684
✈ Distance: Washington DC,USA to Long Island, Islip,USA — 399.63 km
📅 Results on this page are loaded for 18 Mar 2026. Click View all flights for the complete live search.
Washington DC to Long Island — what to expect when booking
The DCA–ISP route is served by multiple carriers throughout the year. Fares on this route can move quickly — a price available now may not be there 30 minutes later.
If your dates are flexible, try shifting your departure by a day or two using the date strip above. Mid-week departures often show lower base fares compared to weekend starts on many routes.
The distance between Washington DC,USA and Long Island, Islip,USA is approximately 399.63 km.
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More flights from Washington DC (DCA)
86 routes
More flights from Washington DC (DCA)
86 routes
Washington DC → Akron
DCA → CAK
Washington DC → Albany
DCA → ALB
Washington DC → Atlanta
DCA → ATL
Washington DC → Augusta
DCA → AGS
Washington DC → Austin
DCA → AUS
Washington DC → Bangor
DCA → BGR
Washington DC → Birmingham
DCA → BHM
Washington DC → Boston
DCA → BOS
Washington DC → Buffalo
DCA → BUF
Washington DC → Burlington
DCA → BTV
Washington DC → Charleston
DCA → CHS
Washington DC → Charlotte
DCA → CLT
Washington DC → Chattanooga
DCA → CHA
Washington DC → Chicago
DCA → ORD
Washington DC → Cincinnati
DCA → CVG
Washington DC → Cleveland
DCA → CLE
Washington DC → Columbia
DCA → CAE
Washington DC → Columbus
DCA → CMH
Washington DC → Dayton
DCA → DAY
Washington DC → Denver
DCA → DEN
Washington DC → Des Moines
DCA → DSM
Washington DC → Detroit
DCA → DTW
Washington DC → Fayetteville
DCA → FAY
Washington DC → Fort Lauderdale
DCA → FLL
Washington DC → Fort Myers
DCA → RSW
Washington DC → Fort Walton Beach
DCA → VPS
Washington DC → Fort Worth
DCA → DFW
Washington DC → Greensboro
DCA → GSO
Washington DC → Greenville
DCA → GSP
Washington DC → Halifax International
DCA → YHZ
Washington DC → Hartford
DCA → BDL
Washington DC → Hilton Head Island
DCA → HHH
Washington DC → Houston
DCA → IAH
Washington DC → Houston
DCA → HOU
Washington DC → Huntsville
DCA → HSV
Washington DC → Indianapolis
DCA → IND
Washington DC → Jackson
DCA → JAN
Washington DC → Jacksonville
DCA → JAX
Washington DC → Kansas City
DCA → MCI
Washington DC → Knoxville
DCA → TYS
Washington DC → Lansing
DCA → LAN
Washington DC → Las Vegas
DCA → LAS
Washington DC → Lexington
DCA → LEX
Washington DC → Little Rock
DCA → LIT
Washington DC → Los Angeles
DCA → LAX
Washington DC → Louisville
DCA → SDF
Washington DC → Madison
DCA → MSN
Washington DC → Manchester
DCA → MHT
Washington DC → Memphis
DCA → MEM
Washington DC → Miami
DCA → MIA
Washington DC → Milwaukee
DCA → MKE
Washington DC → Minneapolis
DCA → MSP
Washington DC → Montreal
DCA → YUL
Washington DC → Myrtle Beach
DCA → MYR
Washington DC → Nashville
DCA → BNA
Washington DC → Nassau
DCA → NAS
Washington DC → New Orleans
DCA → MSY
Washington DC → New York
DCA → JFK
Washington DC → Norfolk
DCA → ORF
Washington DC → Omaha
DCA → OMA
Washington DC → Orlando
DCA → MCO
Washington DC → Ottawa
DCA → YOW
Washington DC → Pensacola
DCA → PNS
Washington DC → Philadelphia
DCA → PHL
Washington DC → Phoenix
DCA → PHX
Washington DC → Pittsburgh International Airport
DCA → PIT
Washington DC → Portland International
DCA → PDX
Washington DC → Portland
DCA → PWM
Washington DC → Providence
DCA → PVD
Washington DC → Raleigh
DCA → RDU
Washington DC → Rochester
DCA → ROC
Washington DC → Salt Lake City
DCA → SLC
Washington DC → San Diego
DCA → SAN
Washington DC → San Francisco
DCA → SFO
Washington DC → San Juan
DCA → SJU
Washington DC → Sarasota
DCA → SRQ
Washington DC → Savannah
DCA → SAV
Washington DC → Seattle
DCA → SEA
Washington DC → St. Louis
DCA → STL
Washington DC → Syracuse
DCA → SYR
Washington DC → Tallahassee
DCA → TLH
Washington DC → Tampa
DCA → TPA
Washington DC → Toronto
DCA → YYZ
Washington DC → West Palm Beach
DCA → PBI
Washington DC → White Plains
DCA → HPN
Washington DC → Wilmington
DCA → ILM
More flights from Long Island (ISP)
10 routes
More flights from Long Island (ISP)
10 routes
Long Island → Boston
ISP → BOS
Long Island → Fort Lauderdale
ISP → FLL
Long Island → Houston
ISP → HOU
Long Island → Orlando
ISP → MCO
Long Island → Philadelphia
ISP → PHL
Long Island → Punta Gorda
ISP → PGD
Long Island → Santa Ana
ISP → SNA
Long Island → Tampa
ISP → TPA
Long Island → Washington DC
ISP → DCA
Long Island → West Palm Beach
ISP → PBI
