$96+ Cheap flights from Islip, NY (ISP) to Missouri
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Islip to Missouri with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Islip to Missouri
Keep the following information in mind while searching for Islip to Missouri flight deals. Data was last updated April 15, 2025.
Most accurate provider | Mytrip 3 stars |
|---|---|
Most trusted provider | Mytrip 3 stars |
Round-trip from | $190 (CheapOair) |
One-way from | $96 (CheapOair) |
Popular in | December |
Cheapest in | September |
Average price | $289 |
Find flight deals from Islip to Missouri
Cheapest flights from Islip to MissouriExplore the most affordable flight options available from Islip to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.
Explore the most affordable flight options available from Islip to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 15, 2025.
This CheapOair deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
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 2,558,603 searches. Data last updated April 15, 2025.
Use the filters below to find and compare flights from Islip to Missouri that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
IslipSt. Louis
ISP - STL
ISPSTL
Islip Long Island
Fr 5/9
6:48 pm-12:14 am
1 stop6h 26m
Lambert-St Louis
Sa 5/10
5:45 pm-10:12 am
1 stop15h 27m
IslipSt. Louis
ISP - STL
ISPSTL
Islip Long Island
Do 7/10
2:40 pm-8:40 pm
1 stop7h 00m
Lambert-St Louis
Di 7/15
2:50 pm-10:55 pm
1 stop7h 05m
IslipSt. Louis
ISP - STL
ISPSTL
Islip Long Island
Di 5/20
8:07 pm-11:44 pm
1 stop28h 37m
Best time to book a flight from Islip to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Islip with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Islip to Missouri
What is the cheapest month to book a flight from Islip, New York to Missouri?
Currently, August is the cheapest month in which you can book a flight from Islip, New York to Missouri (average of $311). Flying from Islip, New York to Missouri in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ISP to MO?
Find hourly flight availability from Islip to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 15, 2025.
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.
Rainfall in Missouri by month
Plan your trip to Missouri by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Missouri ranges from 1.1 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Missouri when rainfall is around 1.1 in.
Temperature in Missouri by month
Plan your trip to Missouri by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Missouri, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).
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 April 15, 2025.
Crew
Boarding
Entertainment
Food
Comfort
Overall
Reviews
Ila,Mar 2025
HOU - DAL
Crew
Boarding
Entertainment
Food
Comfort
Overall
Reviews
Ila,Mar 2025
HOU - DAL
Crew
Boarding
Entertainment
Food
Comfort
Overall
Reviews
Ila,Mar 2025
HOU - DAL
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.
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Alternative routes for Islip to Missouri
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Islip to Missouri
Discover the top airline that operate flights from Islip to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 15, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$348 | Average$391 | FlexibilityNo cancel fee | On-time63% |