Flights from Islip to Seattle, United States

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Islip to Seattle Last modified: May 23, 2023 2:17 -04:00

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How Much is a Flight from Islip to Seattle?

We have collected flight cost data from across the web for travel from Islip to Seattle, and have found the average flight price for this trip to be $367.

Where To Buy Cheap Flights from Islip to Seattle?

The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from Islip to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.

How far in advance should I book tickets from Islip to Seattle?

The chart below shows up-to-date information regarding how far in advance to book your flight from Islip to Seattle.

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $323 $694
7-14 days $302 $391
14-21 days $282 $379
21-30 days $242 $329
30-60 days $382 $482
60-90 days $505 $1,035
90+ days $653 $935

Cheapest Day To Fly from Islip to Seattle

We've examined 0 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from Islip to Seattle is Monday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday

Compare Flight Prices from Islip to Seattle by Month

Low priced flights are most commonly available by purchasing between one and three months in advance. International or holiday flights may need to be purchased even further in advance. The chart below shows the cheapest flight prices by month for Islip to Seattle flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
February Islip Seattle 00 2/5/23 2/12/23 0 $324
March Islip Seattle 00 3/1/23 3/7/23 0 $279
March Islip Seattle 00 3/1/23 3/7/23 0 $241
May Islip Seattle 00 5/19/23 6/2/23 0 $678
June Islip Seattle Multiple Airlines 6/23/23 6/25/23 0 $758
July Islip Seattle Multiple Airlines 7/27/23 8/15/23 0 $649
July Islip Seattle Multiple Airlines 7/29/23 8/6/23 0 $700
August Islip Seattle Multiple Airlines 8/10/23 8/14/23 0 $674

Cheap Last Minute Flights from Islip to Seattle

Looking for cheap last minute flights or a weekend getaway? We've got you covered with weekend flight deals from Islip to Seattle. The chart below shows the best last minute deals and cheap flights this weekend we could find.

Next 30 Days

29 30 31 1 2 3 4
5 6 7 8 9 10 11
$296 $432

Connecting Flights vs Direct Flights from Islip to Seattle

Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from Islip to Seattle is $1,035.

The average price for direct flights from Islip to Seattle is $637.

One Way Flights vs Round Trip Flights from Islip to Seattle

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from Islip to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from Islip to Seattle is $563.

The average price for round trip flights from Islip to Seattle is $535.

Islip to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: What are the most popular connecting cities when flying from Islip to Seattle?
Answer: Nashville, TN

Airlines in Islip flying to Seattle Last modified: May 23, 2023 2:17 -04:00Number of routes searched: 3Number of itineraries searched: 3

Wondering which airlines fly out of Islip to Seattle? We've gathered the average price of Islip airlines with flights to Seattle. Different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary showing which days of the week individual carriers offer flights for the next 30 days.

Islip to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
< Major Airlines < BWI / DEN < √ < √ < √ < √ < √ <
< Major Airlines < BWI / SMF < √ < √ < √ < √ < √ <

Islip to Seattle Airports

These are the major commercial airports we're currently monitoring in Islip and Seattle. If your route includes a city with multiple airports, you may be able to find substantial savings by choosing an alternate airport.

Farecompare Research Tools

FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.

Cheap Flights from Islip to Seattle