Cheap Flight Tickets from Islip (ISP) to Washington (DCA), Starting at $732

Good to Know: Cheapest and Fastest ISP - DCA Flights

Useful information for finding best airline tickets from Long Island Mac Arthur to Ronald Reagan Washington National on your next trip.

Cheapest Round Trip Flight

$732

WN Southwest Airlines • 2 stops • 20h 30m

Jul 07 – Jul 09

The cheapest round trip flight from Islip to Washington (ISP-DCA-ISP) is currently $732

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Fastest Flight

12h 15m

The fastest nonstop flight from Islip to Washington (ISP-DCA) takes 12h 15m

Top Airlines Flying from Islip to Washington

Southwest Airlines-WN

Southwest Airlines

Latest Flight Deals from Islip (ISP) to Washington (DCA)

Compare and book low fare round-trip air tickets from Islip to Washington. Ideal for travelers with confirmed return itineraries.

Jul 07 - Jul 09, Economy
WN
Islip → Washington
20h 30m
6:25 AM - 6:55 PM • 2 stops
WN
Islip → Washington
30h 55m
3:35 PM - 10:30 AM • 2 stops
$732
Southwest Airlines
Jul 07 - Jul 09, Economy
WN
Islip → Washington
12h 15m
6:25 AM - 2:00 PM • 2 stops
WN
Islip → Washington
26h 55m
7:30 AM - 11:45 PM • 2 stops
$732
Southwest Airlines
Jul 07 - Jul 09, Economy
WN
Islip → Washington
14h 10m
6:25 AM - 3:15 PM • 2 stops
WN
Islip → Washington
26h 55m
7:30 AM - 11:45 PM • 4 stops
$743
Southwest Airlines
Jul 07 - Jul 09, Economy
WN
Islip → Washington
15h 55m
6:25 AM - 4:20 PM • 1 stop
WN
Islip → Washington
23h 40m
9:25 AM - 11:45 PM • 3 stops
$746
Southwest Airlines
Jul 07 - Jul 09, Economy
WN
Islip → Washington
28h 45m
6:25 AM - 11:50 PM • 3 stops
WN
Islip → Washington
26h 55m
7:30 AM - 11:45 PM • 4 stops
$748
Southwest Airlines
Jul 07 - Jul 09, Economy
WN
Islip → Washington
14h 10m
6:25 AM - 3:15 PM • 2 stops
WN
Islip → Washington
23h 40m
9:25 AM - 11:45 PM • 3 stops
$751
Southwest Airlines

Fly from Islip to Washington with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Islip to Washington? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Islip to Washington Flights

What are the airports in Islip?
ISP
What’s the most popular airline flying from ISP to DCA?
The most popular airline flying from Islip to Washington are
Can I fly from ISP to DCA non-stop?
NO
Which airlines fly nonstop between Islip and Washington?
The non-stop flights between Islip and Washington are .
What’s the earliest departure time from ISP to DCA Airport?
The earliest flight leaves ISP at 6:25 am and lands in DCA - Ronald Reagan Washington National
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my Islip to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ISP to DCA?
Read the fare rules of the Islip to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Islip and Washington?
operate flights between Islip and Washington
How long does a flight from Islip to Washington take?
It takes approximately 1 hour to fly non-stop from ISP to DCA, which is 248.65 miles by air.
Which airlines provide the cheapest flights from Islip (ISP) to Washington (DCA) ?
In the past couple of days, the cheapest tickets to DCA from ISP were found on WN : USD 732
Do I need a passport to fly between ISP and DCA?
No
What’s the latest departure time from ISP to DCA ?
The last flight leaves ISP at 6:25 am

Islip (ISP) to Washington (DCA): Airport Information

Origin Airport Long Island Mac Arthur , Islip, US
Destination Airport Ronald Reagan Washington National , Washington, US
Distance 249 miles

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