$214+ Cheap flights from Islip, NY to Kansas City (ISP - MCI)
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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — MCI
Jun 12 — Jun 191
Round-trip
1 adult, Economy
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Find cheap flights from Islip to Kansas City 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 Kansas City
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Best
Last-minute
One-way
Cheapest flights from Islip to Kansas CityExplore the most affordable flight options available from Islip to Kansas City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
Explore the most affordable flight options available from Islip to Kansas City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 13, 2026.
This Southwest deal was found by Cheapflights users on 5/12. 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.
Fri 10/25:00 pm
ISP
- MCI
1 stop8h 35m
Southwest
Mon 10/53:50 pm
MCI
- ISP
1 stop6h 45m
Southwest
Deal found 5/12![Southwest logo]()
$416
This Southwest deal was found by Cheapflights users on 5/10. 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.
Sun 8/25:20 pm
ISP
- MCI
1 stop8h 25m
Southwest
Sat 8/86:35 am
MCI
- ISP
1 stop4h 30m
Southwest
Deal found 5/10![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 5/11. 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.
Mon 6/14:30 pm
ISP
- MCI
1 stop7h 10m
Southwest
Thu 6/46:05 pm
MCI
- ISP
1 stop4h 30m
Southwest
Deal found 5/11![Southwest logo]()
$456
This Southwest deal was found by Cheapflights users on 5/11. 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.
Thu 6/186:00 am
ISP
- MCI
2 stops7h 00m
Southwest
Sun 6/216:00 am
MCI
- ISP
1 stop9h 40m
Southwest
Deal found 5/11![Southwest logo]()
$507
This Southwest deal was found by Cheapflights users on 5/10. 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.
Thu 7/25:50 pm
ISP
- MCI
2 stops7h 20m
Southwest
Sat 7/46:10 am
MCI
- ISP
1 stop4h 25m
Southwest
Deal found 5/10![Southwest logo]()
$518
Best flights from Islip to Kansas CityDiscover carefully curated flight deals from Islip to Kansas City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
Discover carefully curated flight deals from Islip to Kansas City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 13, 2026.
This Southwest deal was found by Cheapflights users on 5/12. 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.
Fri 10/26:00 am
ISP
- MCI
2 stops8h 35m
Southwest
Mon 10/52:30 pm
MCI
- ISP
2 stops8h 05m
Southwest
Deal found 5/12![Southwest logo]()
$426
This Southwest deal was found by Cheapflights users on 5/10. 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.
Sun 8/25:20 pm
ISP
- MCI
1 stop8h 25m
Southwest
Sat 8/86:35 am
MCI
- ISP
1 stop4h 30m
Southwest
Deal found 5/10![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 5/11. 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.
Mon 6/14:30 pm
ISP
- MCI
1 stop7h 10m
Southwest
Thu 6/46:05 pm
MCI
- ISP
1 stop4h 30m
Southwest
Deal found 5/11![Southwest logo]()
$456
This Southwest deal was found by Cheapflights users on 5/11. 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.
Thu 6/185:20 am
ISP
- MCI
1 stop6h 35m
Southwest
Sun 6/216:00 am
MCI
- ISP
1 stop9h 40m
Southwest
Deal found 5/11![Southwest logo]()
$512
This Southwest deal was found by Cheapflights users on 5/10. 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.
Thu 7/25:50 pm
ISP
- MCI
2 stops7h 20m
Southwest
Sat 7/46:10 am
MCI
- ISP
1 stop4h 25m
Southwest
Deal found 5/10![Southwest logo]()
$518
This Southwest deal was found by Cheapflights users on 5/12. 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.
Sat 5/235:30 am
ISP
- MCI
1 stop9h 40m
Southwest
Mon 5/255:35 pm
MCI
- ISP
1 stop4h 55m
Southwest
Deal found 5/12![Southwest logo]()
$877
Last-minute flights from Islip to Kansas CityDiscover last-minute flight deals from Islip to Kansas City. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from Islip to Kansas City. Data last updated May 13, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 5/12. 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.
Sat 5/235:30 am
ISP
- MCI
1 stop9h 40m
Southwest
Mon 5/255:35 pm
MCI
- ISP
1 stop4h 55m
Southwest
Deal found 5/12![Southwest logo]()
$877
This Southwest deal was found by Cheapflights users on 5/11. 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.
Mon 6/14:30 pm
ISP
- MCI
1 stop7h 10m
Southwest
Thu 6/46:05 pm
MCI
- ISP
1 stop4h 30m
Southwest
Deal found 5/11![Southwest logo]()
$456
This Southwest deal was found by Cheapflights users on 5/11. 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.
Thu 6/186:00 am
ISP
- MCI
2 stops7h 00m
Southwest
Sun 6/216:00 am
MCI
- ISP
1 stop9h 40m
Southwest
Deal found 5/11![Southwest logo]()
$507
One-way flights from Islip to Kansas CitySearch for one-way flight options from Islip to Kansas City. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
Search for one-way flight options from Islip to Kansas City. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
This Southwest deal was found by Cheapflights users on 5/11. 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.
Wed 7/154:40 pm
ISP
- MCI
1 stop4h 55m
Southwest
Deal found 5/11![Southwest logo]()
$214
This Southwest deal was found by Cheapflights users on 5/10. 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.
Mon 6/86:00 am
ISP
- MCI
1 stop5h 05m
Southwest
Deal found 5/10![Southwest logo]()
$224
This Southwest deal was found by Cheapflights users on 5/10. 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.
Sun 6/76:00 am
ISP
- MCI
1 stop5h 00m
Southwest
Deal found 5/10![Southwest logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/77:49 pm
ISP
- MCI
2 stops22h 40m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:57 am
ISP
- MCI
3 stops49h 58m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/258:43 pm
ISP
- MCI
3 stops45h 46m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 5/12. 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.
Mon 5/255:10 pm
ISP
- MCI
1 stop6h 50m
Southwest
Deal found 5/12![Southwest logo]()
$439
Find flight deals from Islip to Kansas City
Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Kansas City (MCI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $416 (Southwest) |
One-way from | $214 (Southwest) |
Popular in | April |
Cheapest in | October |
Average price | $421 |
Cheapflights Fare Finder
Customize your flight search to find flights from Islip to Kansas City 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 May 13, 2026.
Use the filters below to find and compare flights from Islip to Kansas City that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Fri 10/2
6:00 am-1:35 pm
2 stops8h 35m
Kansas City
Mon 10/5
2:30 pm-11:35 pm
2 stops8h 05m
$426
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Sun 8/2
5:20 pm-12:45 am
1 stop8h 25m
Kansas City
Sat 8/8
6:35 am-12:05 pm
1 stop4h 30m
$427
Quickest round-trip
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Mon 6/1
4:30 pm-10:40 pm
1 stop7h 10m
Kansas City
Thu 6/4
6:05 pm-11:35 pm
1 stop4h 30m
$456
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Thu 6/18
5:20 am-10:55 am
1 stop6h 35m
Kansas City
Sun 6/21
6:00 am-4:40 pm
1 stop9h 40m
$512
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Thu 7/2
5:50 pm-12:10 am
2 stops7h 20m
Kansas City
Sat 7/4
6:10 am-11:35 am
1 stop4h 25m
$518
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Sat 5/23
5:30 am-2:10 pm
1 stop9h 40m
Kansas City
Mon 5/25
5:35 pm-11:30 pm
1 stop4h 55m
$877
Cheapest one-way
Quickest one-way
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Wed 7/15
4:40 pm-8:35 pm
1 stop4h 55m
$214
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Wed 7/8
8:55 am-3:30 pm
1 stop7h 35m
$214
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Mon 6/8
6:00 am-10:05 am
1 stop5h 05m
$224
IslipKansas City
ISP - MCI
ISPMCI
Islip Long Island
Sun 6/7
6:00 am-10:00 am
1 stop5h 00m
$234
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from Islip to Kansas City
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Islip to Kansas City in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Islip, New York-Kansas City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Kansas City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Kansas City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Islip, New York-Kansas City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Islip, New York-Kansas City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Islip to Kansas City
Have a flexible travel schedule? Discover the best time to fly to Kansas City from Islip with our price prediction graph.
ISP-MCI
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Kansas City
Get insights into the airlines that provide service to Kansas City. 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 Kansas City. Reviews last updated May 13, 2026.
Read through reviews of airlines operating flights from Islip to Kansas City, such as Southwest. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Islip to Kansas City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Kansas City?
Book flights to Kansas City if you plan to visit one of these locationsLee's Summit
Kansas City
Independence
Belton
Warrensburg
Lenexa
North Kansas City
Lansing
Liberty
Lawrence
Shawnee
Olathe
Overland Park
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Islip and Kansas City flights
Browse other Islip and Kansas City flight options. Last updated on May 13, 2026.
Other flights from Islip
Browse through other flights departing from Islip. Flights are based on user searches made on Cheapflights and were last updated on May 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Islip to Kansas City
Discover the top airline that operate flights from Islip to Kansas City. 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 May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$317 | Average$482 | FlexibilityNo cancel fee | On-time63% |