When did momondo last update prices for flights from Lambert-St Louis Airport to Islip Long Island Airport?

Prices for flights from Lambert-St Louis Airport to Islip Long Island Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Islip Long Island Airport?

The number of operators available for flights from Lambert-St Louis Airport to Islip Long Island Airport is 1 as of November 2024.

How old do you have to be to fly from Lambert-St Louis Airport 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 Lambert-St Louis Airport to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The travel and health documents required for your trip to Islip Long Island Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Islip Long Island Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$118 Cheap Flights from St. Louis to Islip in 2024/25

1 adult

0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from St. Louis to New York

Round-tripOne-way

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to New York that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from St. Louis to New York.

Cheap last minute flights

Planning a quick getaway from St. Louis to New York? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to New York, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to New York

Find recent round-trip train or bus tickets from St. Louis to New York.

All round-trip flight deals to New York

The cheapest plane tickets to New York found on KAYAK recently.

STL-ISP

926 mimulti-stop

ISP-STL

926 mimulti-stop

Multiple Airlines

Find Deal

STL-ISP

926 mimulti-stop

Multiple Airlines

Find Deal

How to get the cheapest flight ticket from St. Louis 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

What is the cheapest day to depart on your flight to Islip, New York?

The cheapest day to depart from St. Louis to Islip, New York is on a Monday. Travelers who choose to depart for Islip, New York on a Monday will often find tickets for as low as $0. The most expensive day to fly to Islip, New York is Thursday, with ticket prices averaging around $416.

What is the cheapest time of day to depart on your flight to Islip, New York?

Flying to Islip, New York from St. Louis at noon is the least expensive time of day to depart. momondo users have found prices as low as $0 when looking at flights departing at noon. Flights to Islip, New York are more costly in the morning, with an average ticket price of $386. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from St. Louis to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Islip, New York according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap St. Louis to Islip, New York (STL to ISP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Islip, New York

Direct flights	None

There are no direct flights from St. Louis to Islip, New York. There are no popular flight routes from St. Louis to Islip, New York.

Search flight deals

How far is Lambert-St Louis to Islip Long Island by plane?
The straight-line distance from Lambert-St Louis to Islip Long Island is 912.8 mi.
When did momondo last update prices for flights from Lambert-St Louis Airport to Islip Long Island Airport?
Prices for flights from Lambert-St Louis Airport to Islip Long Island Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Islip Long Island Airport?
The number of operators available for flights from Lambert-St Louis Airport to Islip Long Island Airport is 1 as of November 2024.
How old do you have to be to fly from Lambert-St Louis Airport 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 Lambert-St Louis Airport to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The travel and health documents required for your trip to Islip Long Island Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Islip Long Island Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from St. Louis to Islip, New York?
momondo data reveals that the most frequently booked airline on the route from St. Louis to Islip, New York is Frontier, representing 100.00% of all bookings.

Best airlines flying from St. Louis to Islip, New York

Compare and see reviews for airlines that fly from St. Louis to Islip, New York with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $99	Free Cancellation	Rating 6.1 3,536 reviews		Search Frontier flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Islip?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Islip. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Islip with flexible booking policies on momondo?

All flight searches from St. Louis to Islip on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to Islip?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Islip.

I’m not ready to book a flight from St. Louis to Islip right now. Can momondo alert me if prices change?

Price alerts on flights to Islip from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.