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.

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 January. Prices are generally better when you fly from Seattle to Long Island Mac Arthur in May, with the cheapest ticket starting at $268.

When is the cheapest time to fly from Seattle to Long Island Mac Arthur (SEA - ISP)?

One of the essential ways to save on airfare from Seattle to Long Island Mac Arthur is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 14% on airfare.

Cheap flights from Seattle to Long Island Mac Arthur in December, January 2021

The best prices found for SEA to ISP flights for December, January
31 Dec - 7 Jan
$224pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
31 Dec - 7 Jan
$235pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
3 Dec - 12 Dec
$318pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl

Seattle to Long Island Mac Arthur 2021 flight deals

Cheap flights to Long Island Mac Arthur from Seattle found for this year
31 Dec - 7 Jan
$224pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
Multiple Airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
31 Dec - 7 Jan
$235pp
SEA
Seattle/Tacoma Intl
American Airlines
   
2 STOPS
ISP
Islip Long Island
ISP
Islip Long Island
American Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
3 Dec - 12 Dec
$318pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 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
7:59 pm - 6:23 am
Multiple Airlines
3 Stops
31h 24m
SEA - ISP
Multiple Airlines
$238
FlyFar
7:15 pm - 5:42 pm
American Airlines
3 Stops
19h 27m
SEA - ISP
American Airlines
4:17 pm - 2:32 pm
Frontier
2 Stops
19h 15m
SEA - ISP
Frontier

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.

Which airlines flying from Seattle/Tacoma Intl to Islip Long Island have flexible changes due to COVID-19?

Some of our airline partners flying from Seattle/Tacoma Intl to Islip Long Island have new flexible policies in place due to COVID-19. American Airlines is one of the carriers where you may find flexible change policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Seattle to Long Island Mac Arthur for under $300 on Cheapflights?

Yes, there are multiple flights from Seattle to Long Island Mac Arthur for under $300. The cheapest flight booked recently is on Multiple Airlines for just $224, but on average you can expect to pay $229.

Are there nonstop flights from Seattle to Long Island Mac Arthur for under $200 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.

Does it rain more in Seattle or Islip?

Expected rainfall in Seattle is less than in Islip. You can expect this to be the case over the next 22 days.

Is Seattle weather warmer or cooler than Islip?

You can imagine temperatures to be in the 84 °F range in July. The weather in Islip is generally hotter than Seattle's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from Seattle to Long Island Mac Arthur?

For as low as $235, American Airlines can have you in Long Island Mac Arthur from Seattle in 19h 53m.

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

Cheapflights users have booked flights from Seattle to Long Island Mac Arthur round-trip from $235. You may be able to fly from Seattle to Long Island Mac Arthur for 45% less than the average price by searching for this airline.

What are the cheapest airlines to fly from Seattle to Long Island Mac Arthur one-way?

One-way options have recently been found by users for as low as $80 on Frontier. Another option is American Airlines, who have fights from $118.

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 December in Long Island Mac Arthur
44.6 °F
Avg rainfall for December in Long Island Mac Arthur
3.5 ″

Airports servicing Seattle

Airports servicing Islip