HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Islip (ISP) to Missouri from $154

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ISP — STL
may. 21 — may. 281
From?
To?
mar. 5/21
mar. 5/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

What is the cheapest month to fly from Islip, New York to Missouri?

Our data shows that January tends to be the cheapest month to fly to Missouri from Islip, New York. Users have commonly found prices around $256 for the month, but tickets can be as low as $166. Due to multiple factors, prepare for potentially higher prices in September.

When is the cheapest time to fly from Islip, New York to Missouri (ISP - MO)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Islip, New York to Missouri as you normally would.

Cheap Frontier flights from Islip to Missouri

Explore cheap flight options specifically provided by Frontier for the route between Islip and Missouri. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
jue. 6/2010:23 pmISP - STL
1 stop9h 44mFrontier
dom. 6/237:44 pmSTL - ISP
1 stop10h 56mFrontier
Deal found 5/16$154
lun. 6/34:49 pmISP - STL
1 stop15h 19mFrontier
jue. 6/67:44 pmSTL - ISP
1 stop10h 56mFrontier
Deal found 5/15$166
dom. 6/3010:23 pmISP - STL
1 stop11h 02mFrontier
lun. 7/17:29 pmSTL - ISP
1 stop11h 11mFrontier
Deal found 5/15$258
jue. 7/410:23 pmISP - STL
1 stop11h 13mFrontier
dom. 7/77:31 pmSTL - ISP
1 stop11h 27mFrontier
Deal found 5/15$328
sáb. 6/294:46 pmISP - STL
1 stop15h 21mFrontier
lun. 7/17:29 pmSTL - ISP
1 stop11h 11mFrontier
Deal found 5/15$374

Cheap Islip to Missouri flights in May & June 2024

Find cheap flight options from Islip to Missouri specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on mayo 16, 2024.
jue. 6/2010:23 pmISP - STL
1 stop9h 44mFrontier
dom. 6/237:44 pmSTL - ISP
1 stop10h 56mFrontier
Deal found 5/16$154
lun. 6/34:49 pmISP - STL
1 stop15h 19mFrontier
jue. 6/67:44 pmSTL - ISP
1 stop10h 56mFrontier
Deal found 5/15$166
dom. 6/3010:23 pmISP - STL
1 stop11h 02mFrontier
lun. 7/17:29 pmSTL - ISP
1 stop11h 11mFrontier
Deal found 5/15$258
sáb. 6/294:46 pmISP - STL
1 stop15h 21mFrontier
lun. 7/17:29 pmSTL - ISP
1 stop11h 11mFrontier
Deal found 5/15$374
vie. 5/174:49 pmISP - STL
1 stop24h 36mFrontier
dom. 5/197:44 pmSTL - ISP
1 stop11h 29mFrontier
Deal found 5/15$748

Islip to Missouri 2024 flight deals

Discover exclusive flight deals for travel between Islip and Missouri in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
jue. 6/2010:23 pmISP - STL
1 stop9h 44mFrontier
dom. 6/237:44 pmSTL - ISP
1 stop10h 56mFrontier
Deal found 5/16$154
lun. 6/34:49 pmISP - STL
1 stop15h 19mFrontier
jue. 6/67:44 pmSTL - ISP
1 stop10h 56mFrontier
Deal found 5/15$166
dom. 6/3010:23 pmISP - STL
1 stop11h 02mFrontier
lun. 7/17:29 pmSTL - ISP
1 stop11h 11mFrontier
Deal found 5/15$258
jue. 7/410:23 pmISP - STL
1 stop11h 13mFrontier
dom. 7/77:31 pmSTL - ISP
1 stop11h 27mFrontier
Deal found 5/15$328
sáb. 6/294:46 pmISP - STL
1 stop15h 21mFrontier
lun. 7/17:29 pmSTL - ISP
1 stop11h 11mFrontier
Deal found 5/15$374
vie. 5/174:49 pmISP - STL
1 stop24h 36mFrontier
dom. 5/197:44 pmSTL - ISP
1 stop11h 29mFrontier
Deal found 5/15$748

Find flights from Islip to Missouri within your budget

Customize your flight search to find flights from Islip to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$154 - $374

Route

Depart

Return

Price

Islip Long IslandLambert-St Louis

ISP - STL

ISPSTL

Islip Long Island

jue. 6/20

1 stop9h 44m

Lambert-St Louis

dom. 6/23

1 stop10h 56m

$154

Islip Long IslandLambert-St Louis

ISP - STL

ISPSTL

Islip Long Island

lun. 6/3

1 stop15h 19m

Lambert-St Louis

jue. 6/6

1 stop10h 56m

$166

Islip Long IslandLambert-St Louis

ISP - STL

ISPSTL

Islip Long Island

dom. 6/30

1 stop11h 02m

Lambert-St Louis

lun. 7/1

1 stop11h 11m

$258

Islip Long IslandLambert-St Louis

ISP - STL

ISPSTL

Islip Long Island

jue. 7/4

1 stop11h 13m

Lambert-St Louis

dom. 7/7

1 stop11h 27m

$328

Islip Long IslandLambert-St Louis

ISP - STL

ISPSTL

Islip Long Island

sáb. 6/29

1 stop15h 21m

Lambert-St Louis

lun. 7/1

1 stop11h 11m

$374

Flights are sorted by cheapest first

Deals found on 5/16

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated mayo 16, 2024.
Frontier
6.3
Okay
4,060 reviews
Check prices

Food

5.2

Crew

7.1

Entertainment

4.9

Boarding

6.6

Comfort

5.8

Overall

6.3

Reviews

1 / 10

Inexpensive flight, and everything is an extra charge, so okay, fair deal!

Frontier
6.3
Okay
4,060 reviews
Frontier
6.3
Okay
4,060 reviews
Check prices

Food

5.2

Crew

7.1

Entertainment

4.9

Boarding

6.6

Comfort

5.8

Overall

6.3

Reviews

1 / 10

Inexpensive flight, and everything is an extra charge, so okay, fair deal!

Related info for your journey

Find useful and relevant information for your journey from Islip to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Islip to Missouri?

    If you book a flight to Missouri from Islip, you will be flying from Long Island, which is the city’s only airport. Islip Long Island (ISP) is located 7.2 mi from the center of Islip.

  • Can I find flights from Islip, New York to Missouri for under $200 on Cheapflights?

    Yes, there are multiple flights from Islip, New York to Missouri for under $200. The cheapest flight booked recently is on Frontier for just $154, but on average you can expect to pay $256.

  • What are the most popular routes from Islip, New York to Missouri?

    While some choose either Islip Long Island - Joplin or Islip Long Island - Kansas City, Islip Long Island - Lambert-St Louis is the most popular route from Islip, New York to Missouri.

  • What does ISP to STL mean?

    Great question - ISP to STL just means Islip Long Island Airport to Lambert-St Louis Airport. Now you’ll know what these unique codes when you look for flights! This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Kansas City Airport (MCI), Springfield-Branson Airport (SGF), Columbia Regional Airport (COU), Kansas City Downtown Airport (MKC), Branson Airport (BKG).

  • Can I find deals for flights from Islip to Missouri that include extra baggage allowance?

    The amount of baggage you can bring on your Islip to Missouri flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Islip to Missouri with specific airlines?

    Yes, Cheapflights allows you to browse and filter Islip to Missouri flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Islip to Missouri that include hotel bookings?

    Yes. In addition to deals on Islip to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Missouri.

  • Can I find deals for business class flights from Islip to Missouri?

    Yes. Cheapflights offers flight deals from Islip to Missouri by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Islip to Missouri that allow pets onboard?

    Many airlines flying from Islip to Missouri offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Islip to Missouri?

    Yes, you can often find last-minute deals on Islip to Missouri flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Islip, New York to Missouri flight deals updated?

    The Islip, New York to Missouri flight deals you see on this page were last updated on 5/16.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Islip to Missouri
See prices for flight routes from nearby airports that may be better suited for you.

Newark to Fort Lauderdale flights
Newark to Los Angeles flights
LaGuardia to Orlando flights
Newark to Las Vegas flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to Las Vegas flights
Newark to Orlando flights
LaGuardia to Miami flights
LaGuardia to O'Hare Intl flights
John F Kennedy Intl to Miami flights
Newark to Miami flights
John F Kennedy Intl to Los Angeles flights
Newark to O'Hare Intl flights
John F Kennedy Intl to O'Hare Intl flights
John F Kennedy Intl to Fort Lauderdale flights
John F Kennedy Intl to Seattle flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to San Francisco flights
John F Kennedy Intl to Orlando flights
Newark to Atlanta flights
Newark to Dallas/Fort Worth flights
John F Kennedy Intl to Dallas/Fort Worth flights
LaGuardia to Atlanta flights
Newark to San Francisco flights
Newark to Seattle flights
LaGuardia to Las Vegas flights
LaGuardia to Los Angeles flights
Newark to Tampa flights
Newark to Hobby flights
John F Kennedy Intl to West Palm Beach flights
LaGuardia to Tampa flights
LaGuardia to Hobby flights
John F Kennedy Intl to Denver flights
Newark to West Palm Beach flights
LaGuardia to Denver flights
LaGuardia to San Francisco flights
LaGuardia to Seattle flights
John F Kennedy Intl to Atlanta flights
Newark to Burbank flights
Newark to Nashville flights
Newark to Denver flights
Newark to George Bush Intcntl flights
Newark to Midway flights
John F Kennedy Intl to Ontario flights
John F Kennedy Intl to Sky Harbor Intl flights
LaGuardia to New Orleans flights
LaGuardia to George Bush Intcntl flights
Newark to Raleigh flights
John F Kennedy Intl to Midway flights
John F Kennedy Intl to Austin flights
Chicago to Hawaii flights
Seattle to Las Vegas flights
Phoenix to Dallas flights
California to Hawaii flights
New York to Phoenix flights
New York to Seoul flights
New York to Tel Aviv flights
Los Angeles to London Heathrow Airport flights
Boston to Fort Lauderdale flights
Los Angeles to Tokyo Haneda Airport flights
Sacramento to Phoenix flights
Islip, New York to Montana flights

Search flights from Islip to Missouri by cabin class

Find flights from Islip to Missouri, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Montes Claros
Flights to Girona Costa Brava
Flights to Naxos
Flights to Bourgas
Flights to Hyannis Barnstable
Flights to Samos
Flights to Reggio Calabria Tito Menniti
Flights to Devils Lake
Flights to Ningbo Lishe Intl
Flights to Pellston Emmet County
Flights to Provincetown
Flights to Cortez Montezuma County
Flights to Ohrid
Flights to Oran Es Senia
Flights to Menorca/Mahon
Flights to Hakodate
Flights to Ordu/Giresun
Flights to Laayoune Hassan I
Flights to Cornwall Newquay
Flights to Melilla
Flights to Rennes St Jacques
Flights to Parikia Paros
Flights to Constanţa Mihail Kogalniceanu
Flights to Miyakojima Hirara

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Islip to Missouri?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Islip to Missouri. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Islip to Missouri?

Millions of users choose and trust Cheapflights to book the best flight deals from Islip to Missouri for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Islip to Missouri with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Islip to Missouri flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Islip to Missouri become cheaper?

Not ready to book yet? You can track prices for flights from Islip to Missouri on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines