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 09m 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 38m.

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.

$163 Cheap Flights from Washington to Islip in 2025

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Cheap round-trip flights

These are some of the best round-trip flight deals from Washington to New York that have been recently found on momondo from popular airlines, departing in the coming months.

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Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington to New York.

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Planning a quick getaway from Washington to New York? These are the last-minute flight deals available now.

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If you prefer a non-stop journey, check out our latest direct flight deals to New York, so you can enjoy a seamless trip without layovers.

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The cheapest plane tickets to New York found on KAYAK recently.

3:15 pm - 8:21 pmSEA-ISP

26h 06m2 stops

10:43 am - 8:50 amISP-SEA

25h 07m2 stops

$283Frontier

Find Deal

jue., ene. 30 - dom., feb. 2

12:03 pm - 8:21 pmPDX-ISP

29h 18m2 stops

9:54 pm - 8:00 amISP-PDX

37h 06m2 stops

$362Frontier

Find Deal

jue., feb. 6 - jue., feb. 13

6:45 am - 8:35 pmSEA-ISP

10h 50m2 stops

10:00 am - 7:15 pmISP-SEA

12h 15m2 stops

$527Southwest

Find Deal

jue., jun. 12 - lun., jun. 16

6:45 am - 8:35 pmSEA-ISP

10h 50m2 stops

12:05 pm - 5:10 pmISP-SEA

8h 05m1 stop

$567Southwest

Find Deal

jue., jun. 12 - lun., jun. 16

9:10 pm - 9:25 amSEA-ISP

9h 15m1 stop

10:00 am - 5:10 pmISP-SEA

10h 10m1 stop

$632Southwest

Find Deal

jue., jun. 12 - lun., jun. 16

3:15 pm - 11:43 amSEA-ISP

17h 28m2 stops

$163Frontier

Find Deal

vie., feb. 7

9:00 am - 10:15 pmPDX-ISP

10h 15m2 stops

$249Southwest

Find Deal

vie., ene. 31

10:16 am - 6:45 pmPDX-ISP

29h 29m3 stops

$256

Find Deal

vie., ene. 31

9:58 pm - 7:12 pmSEA-ISP

18h 14m2 stops

$632Frontier

Find Deal

mié., ene. 15

Southwest flights from State of Washington to Islip, New York

Our best Southwest deals on State of Washington to Islip, New York flight tickets

Southwest

Jun 12

SEA6:45 amSeattle/Tacoma Intl

10h 50m

2 stops

ISP8:35 pmIslip Long Island

Jun 16

ISP10:00 amIslip Long Island

12h 15m

2 stops

SEA7:15 pmSeattle/Tacoma Intl

$527

Find similar

Southwest

Jun 12

SEA6:45 amSeattle/Tacoma Intl

10h 50m

2 stops

ISP8:35 pmIslip Long Island

Jun 16

ISP12:05 pmIslip Long Island

8h 05m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

$567

Find similar

Southwest

Jun 12

SEA9:10 pmSeattle/Tacoma Intl

9h 15m

1 stop

ISP9:25 amIslip Long Island

Jun 16

ISP10:00 amIslip Long Island

10h 10m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

$632

Find similar

Frontier flights from State of Washington to Islip, New York

Our best Frontier deals on State of Washington to Islip, New York flight tickets

Frontier

Jan 30

SEA3:15 pmSeattle/Tacoma Intl

26h 06m

2 stops

ISP8:21 pmIslip Long Island

Feb 2

ISP10:43 amIslip Long Island

25h 07m

2 stops

SEA8:50 amSeattle/Tacoma Intl

$283

Find similar

Frontier

Feb 6

PDX12:03 pmPortland

29h 18m

2 stops

ISP8:21 pmIslip Long Island

Feb 13

ISP9:54 pmIslip Long Island

37h 06m

2 stops

PDX8:00 amPortland

$362

Find similar

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?

Frontier and Southwest are the most popular carriers 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 44% 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

Best Price Found	$163
Fastest flight time	9h 15m
Direct flights	None
Airports in Islip, New York	1 airport

The best one-way flight to Islip, New York from State of Washington in the past 72 hours is $163. The best round-trip flight deal from State of Washington to Islip, New York found on momondo in the last 72 hours is $283.

The fastest flight from State of Washington to Islip, New York takes 9h 15m

There are no direct flights from State of Washington to Islip, New York. Popular non-direct routes for this connection are Portland Airport - Islip Long Island Airport and Seattle/Tacoma Intl Airport - Islip Long Island Airport.

There is 1 airport near Islip, New York: Islip Long Island (ISP)

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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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to Islip. Millions of users trust and use momondo every year so you are in good hands.

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.