How long does it take to fly to Islip, New York?

The flight from State of Washington to Islip, New York depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Seattle (a popular airport in State of Washington) to New York John F Kennedy Intl Airport (the most popular airport in Islip, New York), then the flight time is 5h 12m on average. If you fly from Spokane (another popular airport in State of Washington) to New York John F Kennedy Intl Airport, then the average flight time is 6h 20m.

When did momondo last update prices for flights from Washington to Islip Long Island Airport?

Prices for flights from Washington to Islip Long Island Airport are updated daily.

How old do you have to be to fly from Washington to Islip Long Island Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$180 Cheap Flights from Washington to Islip in 2025/26

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0 bags

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6:45 am - 11:30 pm

PDX

ISP

13h 45m2 stops

12:40 pm - 10:35 pm

ISP

PDX

12h 55m2 stops

$543Southwest

Fri, Feb 20 - Wed, Feb 25

7:57 pm - 4:10 pm

PDX

ISP

17h 13m2 stops

7:25 am - 8:00 pm

ISP

PDX

15h 35m1 stop

$979Multiple Airlines

Fri, Feb 20 - Wed, Feb 25

7:15 am - 7:45 pm

PDX

ISP

9h 30m1 stop

12:30 pm - 8:00 pm

ISP

PDX

10h 30m1 stop

$1,004Multiple Airlines

Fri, Feb 20 - Wed, Feb 25

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandIslip

PDX - ISP

PDXISP

Portland

Fri 2/20

6:45 am-11:30 pm

2 stops13h 45m

Islip Long Island

Wed 2/25

12:40 pm-10:35 pm

2 stops12h 55m

$543

PortlandIslip

PDX - ISP

PDXISP

Portland

Fri 2/20

7:57 pm-4:10 pm

2 stops17h 13m

Islip Long Island

Wed 2/25

7:25 am-8:00 pm

1 stop15h 35m

$979

PortlandIslip

PDX - ISP

PDXISP

Portland

Fri 2/20

7:15 am-7:45 pm

1 stop9h 30m

Islip Long Island

Wed 2/25

12:30 pm-8:00 pm

1 stop10h 30m

$1,004

SeattleIslip

SEA - ISP

SEAISP

Seattle/Tacoma Intl

Wed 3/11

6:24 pm-9:48 am

3 stops36h 24m

$180

SeattleIslip

SEA - ISP

SEAISP

Seattle/Tacoma Intl

Tue 1/13

6:25 am-9:55 pm

2 stops12h 30m

$189

SeattleIslip

SEA - ISP

SEAISP

Seattle/Tacoma Intl

Tue 1/13

11:05 pm-7:03 pm

3 stops40h 58m

$214

SeattleIslip

SEA - ISP

SEAISP

Seattle/Tacoma Intl

Wed 3/11

10:40 pm-11:05 am

1 stop9h 25m

$427

SeattleIslip

SEA - ISP

SEAISP

Seattle/Tacoma Intl

Tue 1/13

3:40 pm-11:05 am

1 stop16h 25m

$471

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Airlines

Other information

What is the cheapest airline that flies from Washington to Islip Long Island?

Southwest is the most popular carrier operating from Washington to Islip Long Island

What airlines fly to Islip, New York?

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Islip, New York from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 10 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

Cheap State of Washington to Islip, New York flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Islip, New York

Fastest flight time	9h 30m
Direct flights	None

The fastest flight from State of Washington to Islip, New York takes 9h 30m

There are no direct flights from State of Washington to Islip, New York. There are no popular flight routes from State of Washington to Islip, New York.

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When did momondo last update prices for flights from Washington to Islip Long Island Airport?
Prices for flights from Washington to Islip Long Island Airport are updated daily.
How old do you have to be to fly from Washington to Islip Long Island Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Montauk

Riverhead

Sag Harbor

Southampton

Amagansett

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Why should I use momondo to find a flight deal from Washington to Islip?

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Can I find flights from Washington to Islip with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Washington to Islip flights to just show those with flexible booking policies.

How can momondo help me find flights from Washington to Islip?

momondo helps you find the best flight between Washington and Islip by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington to Islip right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Islip, momondo offers a useful price alert feature which will track prices for flights to Islip from Washington and alert you when they change.