Flights from St Louis to Islip, United States

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Did you mean flights from Islip to St Louis?

St Louis to Islip Last modified: Jul 5, 2022 14:51 -04:00

Oops... We've scanned 36,913 round trip itineraries and didn't find any recent prices to Islip that we think are great deals. Run an airfare search now to update and compare prices. Find Flights

How Much is a Flight from St Louis to Islip?

We have collected flight cost data from across the web for travel from St Louis to Islip, and have found the average flight price for this trip to be $302.

Where To Buy Cheap Flights from St Louis to Islip?

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 St Louis to Islip 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 St Louis to Islip?

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

Non Stop versus Connecting
Advanced PurchaseNon StopConnecting
< 7 days $231 $473
7-14 days $293 $286
14-21 days $0 $319
21-30 days $264 $235
30-60 days $0 $235
60-90 days $0 $235
90+ days $0 $388

Cheapest Day To Fly from St Louis to Islip

We've examined 73,826 itinerary searches that we've seen for departures in the next 90 days and found that the cheapest day to fly from St Louis to Islip is Tuesday. See the chart below to compare prices for other days of the week.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
$300$235$235$235$293$552$264

Compare Flight Prices from St Louis to Islip 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 St Louis to Islip flights.

Month Origin Destination Carrier Depart Date Return Date Stops Price
July St Louis Islip !! 7/16/21 7/23/21 0 $293
August St Louis Islip 00 8/1/21 8/17/21 0 $264
May St Louis Islip American 5/20/21 5/23/21 1 $235
June St Louis Islip American 6/19/21 6/20/21 1 $390
June St Louis Islip American 6/25/21 7/1/21 2 $388
September St Louis Islip American 9/13/21 9/20/21 1 $215
September St Louis Islip American 9/22/21 9/27/21 1 $215
December St Louis Islip American 12/21/21 1/3/22 3 $391

Cheap Last Minute Flights from St Louis to Islip

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

Next 30 Days

SunMonTueWedThuFriSat
21 22 23 24 25 26 27
$215
28 1 2 3 4 5 6
$215
7 8 9 10 11 12 13
14 15 16 17 18 19 20
$443
21 22 23 24 25 26 27
$443
28 29 30 31 1 2 3
$374 $215
4 5 6 7 8 9 10
$215

Connecting Flights vs Direct Flights from St Louis to Islip

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 St Louis to Islip is $280.

The average price for direct flights from St Louis to Islip is $293.

One Way Flights vs Round Trip Flights from St Louis to Islip

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 St Louis to Islip. 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 St Louis to Islip is $216.

The average price for round trip flights from St Louis to Islip is $293.

St Louis to Islip Flight Questions

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

Question: What are the most popular connecting cities when flying from St Louis to Islip?
Answer: Baltimore, MD

Airlines in St Louis flying to Islip Last modified: Jul 5, 2022 14:51 -04:00Number of routes searched: 6Number of itineraries searched: 7

Wondering which airlines fly out of St Louis to Islip? We've gathered the average price of St Louis airlines with flights to Islip. 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.

St Louis to Islip
Airline Connections Mon Tue Wed Thu Fri Sat Sun
Major Airlines BWI
Major Airlines PBI
Major Airlines TPA
Major Airlines MCO / BWI

St Louis to Islip Airports

These are the major commercial airports we're currently monitoring in St Louis and Islip. 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 St Louis to Islip