Menu

Cheap flights from Seattle to Long Island Mac Arthur (SEA - ISP)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
Seattle (SEA) to Long Island Mac Arthur (ISP)

What is the cheapest day to fly round-trip from Seattle to Long Island Mac Arthur?

It’s generally more expensive to depart on a Saturday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Seattle to Long Island Mac Arthur?

To save up to 27% on this flight, we recommend booking at least 60 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to Long Island Mac Arthur from $263 1-2 weeks out and tickets from $320 for flights departing within the next 72 hours.

What is the cheapest month to fly from Seattle to Long Island Mac Arthur?

Flights from Seattle to Long Island Mac Arthur lean towards being more expensive in July. Prices are generally better when you fly from Seattle to Long Island Mac Arthur in February, with the cheapest ticket starting at $124.

Cheap flights from Seattle to Long Island Mac Arthur in July, August 2020

The best prices found for SEA to ISP flights for July, August
15 Jul - 20 Jul
$393pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
9 Jul - 16 Jul
$406pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
10 Jul - 15 Jul
$410pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Seattle to Long Island Mac Arthur 2020 flight deals

Cheap flights to Long Island Mac Arthur from Seattle found for this year
16 Aug - 22 Aug
$386pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
15 Jul - 20 Jul
$393pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
17 Aug - 22 Aug
$403pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Long Island Mac Arthur

Late deals on round-trip flights to Long Island Mac Arthur from Seattle, departing today and this week
27 Jun - 9 Jul
$549pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
23 Jun - 13 Aug
$565pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl

One-way flights to Long Island Mac Arthur from Seattle

The cheapest one-way flights from Seattle to Long Island Mac Arthur
9:59 pm - 8:15 am
Multiple Airlines
2 Stops
31h 16m
SEA - ISP
Multiple Airlines
$201
Kiwi.com
1:55 pm - 9:35 am
Multiple Airlines
2 Stops
40h 40m
SEA - ISP
Multiple Airlines
$246
Kiwi.com
1:30 pm - 4:28 am
Multiple Airlines
2 Stops
35h 58m
SEA - ISP
Multiple Airlines
$290
Kiwi.com

Related info for your journey

Useful info, stats and facts about Seattle to Long Island Mac Arthur flights.

Flight FAQs

From Seattle to Long Island Mac Arthur

Are flight prices decreasing from Seattle to Islip due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Seattle and Islip for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Seattle to Long Island Mac Arthur for under $400 on Cheapflights?

Yes, there are multiple flights from Seattle to Long Island Mac Arthur for under $400. The cheapest flight booked recently is on Multiple Airlines for just $386, but on average you can expect to pay $482.

Are there nonstop flights from Seattle to Long Island Mac Arthur for under $400 on Cheapflights?

There are no nonstop flights from Seattle to Long Island Mac Arthur, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Seattle to Long Island Mac Arthur for under $600?

There are currently 2+ open flights from Seattle to Long Island Mac Arthur within the next 7 days for less than $600.

What days are nonstop flights available from Seattle to Islip?

Days when nonstop flights are available for this flight are: Thursday, Saturday.

How popular is this flight route?

Flights from Seattle to Islip Long Island have been viewed 223 times in the past calendar month.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for US Airways, as currently they have the cheapest options available from Seattle to Islip. On average you can find 37 flights for this flight path daily.

Is Seattle weather warmer or cooler than Islip?

Expect the weather to be around 84 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Islip is generally hotter than in Seattle.

Alternative routes for Seattle to Long Island Mac Arthur

Destination information for Long Island Mac Arthur

Things to know before you go. Useful info for your trip from Seattle to Long Island Mac Arthur
Average temperature for July in Long Island Mac Arthur
84.2 °F
Avg rainfall for July in Long Island Mac Arthur
2.9 ″

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)

Airports servicing Islip