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 04m 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 7h 05m.

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.

$368 Cheap Flights from Washington to Islip, New York in 2026/27

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One-way

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12:10 am - 3:45 pmSEA Seattle/Tacoma Intl-ISP Islip Long Island

12h 35m2 stops Chicago Midway Baltimore/Washington

11:30 am - 6:30 pmISP Islip Long Island-SEA Seattle/Tacoma Intl

10h 00m2 stops Baltimore/Washington Denver Intl

$395Southwest

Tue, Oct 27 - Sat, Oct 31

4:27 pm - 5:31 pmSEA Seattle/Tacoma Intl-ISP Islip Long Island

22h 04m2 stops Denver Intl Orlando

6:54 pm - 3:12 pmISP Islip Long Island-SEA Seattle/Tacoma Intl

23h 18m2 stops Orlando Denver Intl

$504Frontier

Wed, Oct 28 - Fri, Oct 30

12:10 am - 3:45 pmSEA Seattle/Tacoma Intl-ISP Islip Long Island

12h 35m2 stops Chicago Midway Baltimore/Washington

5:40 am - 1:45 pmISP Islip Long Island-SEA Seattle/Tacoma Intl

11h 05m2 stops Baltimore/Washington Denver Intl

$627Southwest

Tue, Oct 6 - Sun, Oct 11

8:05 am - 11:40 pmSEA Seattle/Tacoma Intl-ISP Islip Long Island

12h 35m2 stops Phoenix Sky Harbor Intl Baltimore/Washington

9:40 am - 6:05 pmISP Islip Long Island-SEA Seattle/Tacoma Intl

11h 25m2 stops Baltimore/Washington Austin Bergstrom

$687Southwest

Fri, Oct 9 - Tue, Oct 13

12:15 am - 4:20 pmSEA Seattle/Tacoma Intl-ISP Islip Long Island

13h 05m2 stops Chicago Midway Baltimore/Washington

4:55 pm - 1:15 amISP Islip Long Island-SEA Seattle/Tacoma Intl

11h 20m2 stops Baltimore/Washington Chicago Midway

$708Southwest

Sun, Dec 20 - Mon, Dec 28

7:18 am - 7:49 pmSEA Seattle/Tacoma Intl-ISP Islip Long Island

9h 31m1 stop Boston Logan Intl

6:54 pm - 3:12 pmISP Islip Long Island-SEA Seattle/Tacoma Intl

23h 18m2 stops Orlando Denver Intl

$880Multiple Airlines

Wed, Oct 28 - Fri, Oct 30

7:25 pm - 5:30 pmSEA Seattle/Tacoma Intl-ISP Islip Long Island

19h 05m3 stops Los Angeles Atlanta Hartsfield-Jackson Orlando

6:25 pm - 5:18 pmISP Islip Long Island-SEA Seattle/Tacoma Intl

25h 53m2 stops Orlando Minneapolis St Paul

$932Multiple Airlines

Wed, Oct 7 - Sun, Oct 11

6:08 pm - 7:49 pmSEA Seattle/Tacoma Intl-ISP Islip Long Island

22h 41m2 stops Minneapolis St Paul Boston Logan Intl

6:33 pm - 7:54 pmISP Islip Long Island-SEA Seattle/Tacoma Intl

28h 21m3 stops Orlando Atlanta Hartsfield-Jackson Los Angeles

$950Multiple Airlines

Thu, Oct 29 - Sat, Oct 31

7:00 am - 7:49 pmSEA Seattle/Tacoma Intl-ISP Islip Long Island

9h 49m2 stops Chicago O'Hare Intl Boston Logan Intl

9:59 am - 12:59 amISP Islip Long Island-SEA Seattle/Tacoma Intl

18h 00m3 stops Boston Logan Intl Houston George Bush Intcntl San Francisco

$1,020Multiple Airlines

Wed, Oct 28 - Fri, Oct 30

4:54 pm - 11:09 amSEA Seattle/Tacoma Intl-ISP Islip Long Island

15h 15m2 stops San Diego Boston Logan Intl

7:44 am - 8:17 pmISP Islip Long Island-SEA Seattle/Tacoma Intl

15h 33m1 stop Boston Logan Intl

$1,029Multiple Airlines

Wed, Oct 28 - Sat, Oct 31

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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

Oct 27

SEA12:10 amSeattle/Tacoma Intl

12h 35m

2 stops

ISP3:45 pmIslip Long Island

Oct 31

ISP11:30 amIslip Long Island

10h 00m

2 stops

SEA6:30 pmSeattle/Tacoma Intl

$395

Southwest

Oct 6

SEA12:10 amSeattle/Tacoma Intl

12h 35m

2 stops

ISP3:45 pmIslip Long Island

Oct 11

ISP5:40 amIslip Long Island

11h 05m

2 stops

SEA1:45 pmSeattle/Tacoma Intl

$627

Southwest

Oct 9

SEA8:05 amSeattle/Tacoma Intl

12h 35m

2 stops

ISP11:40 pmIslip Long Island

Oct 13

ISP9:40 amIslip Long Island

11h 25m

2 stops

SEA6:05 pmSeattle/Tacoma Intl

$687

momondo Fare Finder

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

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Tue 10/27

12:10 am-3:45 pm

2 stops12h 35m

Islip Long Island

Sat 10/31

11:30 am-6:30 pm

2 stops10h 00m

$395

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Wed 10/28

4:27 pm-5:31 pm

2 stops22h 04m

Islip Long Island

Fri 10/30

6:54 pm-3:12 pm

2 stops23h 18m

$504

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Tue 10/6

12:10 am-3:45 pm

2 stops12h 35m

Islip Long Island

Sun 10/11

5:40 am-1:45 pm

2 stops11h 05m

$627

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Fri 10/9

8:05 am-11:40 pm

2 stops12h 35m

Islip Long Island

Tue 10/13

9:40 am-6:05 pm

2 stops11h 25m

$687

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Sun 12/20

12:15 am-4:20 pm

2 stops13h 05m

Islip Long Island

Mon 12/28

4:55 pm-1:15 am

2 stops11h 20m

$708

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Wed 10/28

7:18 am-7:49 pm

1 stop9h 31m

Islip Long Island

Fri 10/30

6:54 pm-3:12 pm

2 stops23h 18m

$880

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Wed 10/7

7:25 pm-5:30 pm

3 stops19h 05m

Islip Long Island

Sun 10/11

6:25 pm-5:18 pm

2 stops25h 53m

$932

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Thu 10/29

6:08 pm-7:49 pm

2 stops22h 41m

Islip Long Island

Sat 10/31

6:33 pm-7:54 pm

3 stops28h 21m

$950

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Wed 10/28

7:00 am-7:49 pm

2 stops9h 49m

Islip Long Island

Fri 10/30

9:59 am-12:59 am

3 stops18h 00m

$1,020

SeattleIslip

SEA Seattle/Tacoma Intl - ISP Islip Long Island

SEAISP

Seattle/Tacoma Intl

Wed 10/28

4:54 pm-11:09 am

2 stops15h 15m

Islip Long Island

Sat 10/31

7:44 am-8:17 pm

1 stop15h 33m

$1,029

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted 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?

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

What airlines fly to Islip, New York?

Alaska Airlines, United Airlines and Delta 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 56% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 8 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	$368
Fastest flight time	12h 55m
Direct flights	None

The best one-way flight to Islip, New York from State of Washington in the past 72 hours is $368. The best round-trip flight deal from State of Washington to Islip, New York found on momondo in the last 72 hours is $395.

The fastest flight from State of Washington to Islip, New York takes 12h 55m

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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Frequently asked questions about flying from Washington to Islip, New York

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.

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Amagansett

Sag Harbor

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.

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Cheap flights from Washington to New York from $368

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to New York departing on 11/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from State of Washington to Islip, New York

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

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

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What airlines fly to Islip, New York?

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

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Why use momondo?

An easier way to manage your Islip, New York trip

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