Which airports can I use when flying from Washington, D.C. Reagan-National Airport to Islip?

Flights from Washington, D.C. Reagan-National Airport to Islip usually depart from Washington, D.C. Reagan-National (DCA) and arrive at Islip Long Island (ISP).

What cabin classes can I book on flights from Washington, D.C. Reagan-National Airport to Islip?

Only Economy Class is available on flights from Washington, D.C. Reagan-National Airport to Islip.

Do I need a passport to fly from Washington, D.C. Reagan-National Airport to Islip?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

What car rental options are available at Islip Long Island Airport (ISP)?

Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates starting from around $36 for economy cars. Top options include: • Budget • Enterprise Rent-A-Car • Avis • National • Empire Rent A Car

$179 CHEAP FLIGHTS from Reagan Washington to Islip (DCA - ISP)

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Cheapest one-way

$179

Typical prices: $186-$190

Southwest

Wed 10/10

DCA - ISP • 1 stop

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Flight Deals

Cheap Flights from Reagan-National to Islip (DCA-ISP)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Reagan-National to Islip

Fri, Dec 11 - Mon, Dec 14

4:55 pm - 10:45 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

5h 50m1 stop Orlando

5:05 pm - 10:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

5h 50m1 stop Orlando

$357Southwest

Fri, Dec 11 - Mon, Dec 14

6:10 am - 3:35 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

9h 25m2 stops Orlando West Palm Beach President Donald J. Trump Intl

5:05 pm - 10:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

5h 50m1 stop Orlando

$362Southwest

Sat, Oct 3 - Wed, Oct 7

12:00 pm - 8:05 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

8h 05m1 stop Orlando

4:20 pm - 10:40 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

6h 20m1 stop Orlando

$397Southwest

Sat, Oct 3 - Wed, Oct 7

6:00 am - 3:05 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

9h 05m2 stops Orlando West Palm Beach President Donald J. Trump Intl

4:20 pm - 10:40 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

6h 20m1 stop Orlando

$402Southwest

Fri, Oct 16 - Mon, Oct 19

5:35 pm - 11:15 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

5h 40m1 stop Orlando

6:55 am - 3:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

9h 00m1 stop Orlando

$413Southwest

Sat, Oct 3 - Mon, Oct 5

6:00 am - 11:40 amDCA Washington, D.C. Reagan-National-ISP Islip Long Island

5h 40m1 stop Orlando

6:55 am - 3:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

9h 00m1 stop Orlando

$417Southwest

Fri, Nov 13 - Sun, Nov 15

6:10 am - 3:35 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

9h 25m2 stops Orlando West Palm Beach President Donald J. Trump Intl

4:25 pm - 10:40 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

6h 15m1 stop Orlando

$422Southwest

Sat, Oct 3 - Mon, Oct 5

6:00 am - 3:05 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

9h 05m2 stops Orlando West Palm Beach President Donald J. Trump Intl

6:55 am - 3:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

9h 00m1 stop Orlando

$423Southwest

Fri, Nov 13 - Sun, Nov 15

6:10 am - 3:35 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

9h 25m2 stops Orlando West Palm Beach President Donald J. Trump Intl

1:35 pm - 10:40 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

9h 05m2 stops West Palm Beach President Donald J. Trump Intl Orlando

$427Southwest

Fri, Oct 2 - Mon, Oct 5

5:35 pm - 11:10 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

5h 35m1 stop Orlando

6:55 am - 3:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

9h 00m1 stop Orlando

$433Southwest

Recent last minute flight deals from Reagan-National to Islip

Thu, Sep 17 - Sun, Sep 20

6:00 am - 11:55 amDCA Washington, D.C. Reagan-National-ISP Islip Long Island

5h 55m1 stop Orlando

10:30 am - 6:50 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

8h 20m1 stop Tampa

$673Southwest

Wed, Sep 16 - Fri, Sep 18

6:00 am - 2:55 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

8h 55m1 stop Orlando

1:15 pm - 11:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

10h 40m2 stops West Palm Beach President Donald J. Trump Intl Orlando

$678Southwest

Sun, Sep 13 - Mon, Sep 14

12:55 pm - 11:20 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

10h 25m1 stop Orlando

5:00 pm - 11:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

6h 55m1 stop Orlando

$737Southwest

Tue, Sep 15 - Fri, Sep 18

6:00 am - 2:55 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

8h 55m1 stop Orlando

1:15 pm - 11:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

10h 40m2 stops West Palm Beach President Donald J. Trump Intl Orlando

$763Southwest

Tue, Sep 15 - Tue, Sep 22

6:00 am - 2:55 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

8h 55m1 stop Orlando

10:20 am - 4:05 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

5h 45m1 stop Orlando

$766Southwest

Fri, Sep 18 - Sun, Sep 20

6:00 am - 11:55 amDCA Washington, D.C. Reagan-National-ISP Islip Long Island

5h 55m1 stop Orlando

10:30 am - 6:50 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

8h 20m1 stop Tampa

$787Southwest

Fri, Sep 18 - Sun, Sep 20

6:00 am - 11:55 amDCA Washington, D.C. Reagan-National-ISP Islip Long Island

5h 55m1 stop Orlando

10:30 am - 6:50 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

8h 20m1 stop Tampa

$792Southwest

Wed, Sep 16 - Fri, Sep 18

6:00 am - 2:55 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

8h 55m1 stop Orlando

5:00 pm - 11:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

6h 55m1 stop Orlando

$793Southwest

Fri, Sep 18 - Sun, Sep 20

6:00 am - 11:55 amDCA Washington, D.C. Reagan-National-ISP Islip Long Island

5h 55m1 stop Orlando

10:30 am - 6:50 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

8h 20m1 stop Tampa

$822Southwest

Tue, Sep 15 - Thu, Sep 17

6:00 am - 2:55 pmDCA Washington, D.C. Reagan-National-ISP Islip Long Island

8h 55m1 stop Orlando

5:00 pm - 11:55 pmISP Islip Long Island-DCA Washington, D.C. Reagan-National

6h 55m1 stop Orlando

$837Southwest

Booking Insights

Price, demand and travel trends for Washington, D.C. Reagan-National Airport to Islip flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Washington, D.C. Reagan-National Airport to Islip with more confidence.

What is the cheapest airline to fly from Washington, D.C. Reagan-National Airport to Islip?

Southwest ($357) offered the cheapest round-trip ticket from Washington, D.C. Reagan-National Airport to Islip in the last 5 days.

Find deals

Cheapest flight	$179

Flight from Washington, D.C. Reagan-National Airport to Islip

When to book flights from Reagan-National to Islip

Are your dates flexible? Find out the best times to travel from Reagan-National to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Washington, D.C. Reagan-National Airport to Islip?
Flights from Washington, D.C. Reagan-National Airport to Islip usually depart from Washington, D.C. Reagan-National (DCA) and arrive at Islip Long Island (ISP).
What cabin classes can I book on flights from Washington, D.C. Reagan-National Airport to Islip?
Only Economy Class is available on flights from Washington, D.C. Reagan-National Airport to Islip.
Do I need a passport to fly from Washington, D.C. Reagan-National Airport to Islip?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.
Have flight prices from Washington, D.C. Reagan-National Airport to Islip changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $357 to $2,898. That means the highest observed fare was about 8x higher than the lowest one.
How are flight prices from Washington, D.C. Reagan-National Airport to Islip looking right now?
One-way fares from Washington, D.C. Reagan-National Airport to Islip are currently in line with typical prices for this route. Average one-way fares are about $199.
What car rental options are available at Islip Long Island Airport (ISP)?
Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates starting from around $36 for economy cars. Top options include:
• Budget
• Enterprise Rent-A-Car
• Avis
• National
• Empire Rent A Car

More options for your flight from Reagan-National to Islip

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DCA - ISP

$179 Find Cheap Flights from Reagan Washington National Airport to Islip - Compare and Save

Everything you should know

Cheap Flights from Reagan-National to Islip (DCA-ISP)

Recent round-trip flight deals from Reagan-National to Islip

Recent one-way flight deals from Reagan-National to Islip

Recent last minute flight deals from Reagan-National to Islip

Price, demand and travel trends for Washington, D.C. Reagan-National Airport to Islip flights

What is the cheapest airline to fly from Washington, D.C. Reagan-National Airport to Islip?

Key details for Washington, D.C. Reagan-National Airport to Islip flights

Cheapest flight

When to book flights from Reagan-National to Islip

Your Washington, D.C. Reagan-National Airport to Islip flight questions, answered

More options for your flight from Reagan-National to Islip

Complete your trip to Islip with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights to Islip

Find direct flights to and from Reagan-National and Islip

Flights from domestic origins to Islip

Flights to other popular destinations

Find deals for your return flight