How does KAYAK find such low prices on flights from Washington 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 Washington to Islip. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington 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 Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$218 CHEAP FLIGHTS from Washington to Islip

ISP

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Flight Deals

Cheap Flights from Washington to Islip

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

Round-trip

One-way

Recent round-trip flight deals from Washington to Islip

Mon, Jun 22 - Mon, Jun 29

7:40 pm - 8:05 am

PDX

ISP

9h 25m

2 stops

3:05 pm - 11:55 pm

ISP

PDX

11h 50m

2 stops

$550Southwest

Mon, Jun 22 - Mon, Jun 29

7:40 pm - 8:05 am

PDX

ISP

9h 25m

2 stops

6:00 am - 4:20 pm

ISP

PDX

13h 20m

1 stop

$551Southwest

Mon, Jun 22 - Mon, Jun 29

9:20 pm - 8:05 am

PDX

ISP

7h 45m

1 stop

6:00 am - 4:20 pm

ISP

PDX

13h 20m

1 stop

$554Southwest

Mon, Apr 13 - Fri, Apr 17

11:55 pm - 1:50 pm

SEA

ISP

10h 55m

2 stops

4:30 pm - 12:55 am

ISP

SEA

11h 25m

2 stops

$597Southwest

Fri, Apr 10 - Sun, Apr 12

11:58 am - 10:30 am

PDX

ISP

19h 32m

2 stops

12:08 pm - 11:03 am

ISP

PDX

25h 55m

2 stops

$633Frontier

Sun, Apr 26 - Mon, Apr 27

10:20 am - 11:50 pm

SEA

ISP

10h 30m

2 stops

4:30 pm - 12:05 am

ISP

SEA

10h 35m

2 stops

$837Southwest

Fri, Apr 10 - Sun, Apr 12

7:00 am - 6:44 pm

PDX

ISP

8h 44m

1 stop

9:59 am - 7:48 pm

ISP

PDX

12h 49m

1 stop

$1,561Multiple Airlines

Mon, Apr 13 - Fri, Apr 17

10:48 pm - 6:44 pm

SEA

ISP

16h 56m

2 stops

9:59 am - 9:34 pm

ISP

SEA

14h 35m

1 stop

$1,793Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$218

Best time to beat the crowds with an average 20% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Seattle to Islip

How does KAYAK find such low prices on flights from Washington 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 Washington to Islip.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Islip?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Washington 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 Washington 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 Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Riverhead

Amagansett

Everything you need to know for your flight to Islip

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Islip

Islip (ISP)

ISP

$218 Find Cheap Flights from Washington to Islip

KAYAK searches hundreds of travel sites at once for deals on flights to Islip

Cheap Flights from Washington to Islip

Recent round-trip flight deals from Washington to Islip

Recent one-way flight deals from Washington to Islip

Good to know

FAQs for booking flights from Washington to Islip

How does KAYAK find such low prices on flights from Washington 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 Washington to Islip.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Islip from Washington 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 Washington 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 Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Islip?

Everything you need to know for your flight to Islip

Information on the airport you'll fly into in Islip

Cabin class types available on flights to Washington

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

Find direct flights for Islip

Flights to other popular destinations

Flights from domestic origins to Islip

Choose which airport to fly into in Islip

Find deals for your return flight