ISP

$53 Find Cheap Flights from District of Columbia to Islip

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Islip departing on 8/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Flights Deals

Cheap Flights from District of Columbia to Islip

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from District of Columbia to Islip that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from District of Columbia to Islip

Tue, Sep 9 - Tue, Sep 16
Southwest Logo
6:55 am - 1:15 pmDCA-ISP
6h 20m1 stop
Southwest Logo
4:00 pm - 10:00 pmISP-DCA
6h 00m1 stop
$177Southwest
Find Deal
Tue, Sep 9 - Tue, Sep 16
Southwest Logo
12:50 pm - 9:05 pmDCA-ISP
8h 15m1 stop
Southwest Logo
2:05 pm - 10:00 pmISP-DCA
7h 55m2 stops
$182Southwest
Find Deal
Tue, Sep 9 - Tue, Sep 16
Southwest Logo
6:55 am - 3:15 pmDCA-ISP
8h 20m2 stops
Southwest Logo
2:05 pm - 10:00 pmISP-DCA
7h 55m2 stops
$187Southwest
Find Deal
Wed, Sep 10 - Sat, Sep 13
Southwest Logo
12:50 pm - 9:05 pmDCA-ISP
8h 15m1 stop
Southwest Logo
6:05 am - 5:00 pmISP-DCA
10h 55m1 stop
$219Southwest
Find Deal
Sat, Aug 9 - Sun, Aug 10
 Logo
5:59 pm - 1:04 pmIAD-ISP
19h 05m1 stop
 Logo
7:49 pm - 8:05 amISP-IAD
12h 16m1 stop
Thu, Aug 21 - Tue, Aug 26
Frontier Logo
9:33 pm - 9:13 amIAD-ISP
11h 40m1 stop
Frontier Logo
6:05 am - 9:39 pmISP-IAD
15h 34m2 stops
$242Frontier
Find Deal
Thu, Sep 11 - Mon, Sep 15
Frontier Logo
6:57 pm - 10:40 amIAD-ISP
15h 43m1 stop
Frontier Logo
5:12 pm - 7:46 pmISP-IAD
26h 34m2 stops
$260Frontier
Find Deal
Thu, Jul 24 - Sun, Jul 27
 Logo
1:29 pm - 11:47 pmIAD-ISP
10h 18m1 stop
 Logo
7:49 pm - 8:05 amISP-IAD
12h 16m1 stop
Thu, Jul 17 - Wed, Jul 23
JetBlue Logo
7:00 am - 10:51 amDCA-ISP
27h 51m1 stop
JetBlue Logo
1:51 pm - 11:00 amISP-DCA
21h 09m1 stop
$423JetBlue
Find Deal
Thu, Aug 21 - Mon, Aug 25
JetBlue Logo
9:59 am - 10:51 amDCA-ISP
24h 52m1 stop
JetBlue Logo
1:21 pm - 11:15 amISP-DCA
21h 54m1 stop
$460JetBlue
Find Deal
Useful Info

Good to know

Low seasonJanuary
High seasonJuly
Cheapest flight$53
Best time to beat the crowds with an average 9% drop in price.
Most popular time to fly and prices are also 1% lower on average.
Flight from Washington Dulles Airport to Islip

FAQs for booking flights from District of Columbia to Islip

  • How does KAYAK find such low prices on flights from District of Columbia to Islip?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Islip.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Islip?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from District of Columbia to Islip?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Islip with an airline and back to District of Columbia with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Islip?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Islip from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Islip

Information on the airport you'll fly into in Islip

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