How long is the flight from Islip, New York to Des Moines?

Departing from Islip, New York to Des Moines will take you 11h 40m. Islip, New York and Des Moines are separated by a distance of 1067 mi.

In terms of precipitation, rainfall in Des Moines ranges from 1.0 - 4.9 inches per month. June is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Des Moines when rainfall is around 1.0 in.

If weather is an important factor for your trip to Des Moines, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest time of day to fly from ISP to DSM?

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 Des Moines as you normally would.

Most accurate provider : When it comes to deals on Islip, New York-Des Moines flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Islip, New York-Des Moines flight deals on Cheapflights vs. eDreams 90-95% of the time. Price accuracy is based on data collected from Islip, New York-Des Moines flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Islip, New York-Des Moines flights, Cheapflights users trust eDreams the most. eDreams 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-Des Moines flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Islip to Des Moines that include hotel bookings?

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

How can I find direct flights from Islip to Des Moines?

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

Can I find deals for business class flights from Islip to Des Moines?

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

$533+ Cheap Flights from Islip, NY to Des Moines

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Cheap flight deals from Islip to Des Moines

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Cheapest flights from Islip to Des Moines
Explore the most affordable flight options available from Islip to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.

Fri 11/612:25 pm -

2 stops11h 40m

Tue 11/106:00 am -

2 stops9h 15m

Deal found 10/22

$533

Find flight deals from Islip to Des Moines

Most accurate provider	eDreams 2 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$533 (Southwest)
Popular in	January
Cheapest in	February
Average price	$563

Provider with most accurate pricing for Islip Long Island-Des Moines flight deals.

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From Islip Long Island to Des Moines

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High demand for flights, 5% potential price rise

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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

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Average for round-trip flights in October 2026

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Fly from

Fly to

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Depart

Return

Price

Cheapest round-trip

Quickest round-trip

IslipDes Moines

ISP Islip Long Island - DSM Des Moines

ISPDSM

Islip Long Island

Fri 11/6

12:25 pm-11:05 pm

2 stops11h 40m

Des Moines

Tue 11/10

6:00 am-4:15 pm

2 stops9h 15m

$533

IslipDes Moines

ISP Islip Long Island - DSM Des Moines

ISPDSM

Islip Long Island

Fri 4/2

9:50 am-9:50 pm

2 stops13h 00m

Des Moines

Sun 4/4

6:40 am-11:25 pm

2 stops15h 45m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/22

Sorted by cheapest first

Most accurate provider: When it comes to deals on Islip, New York-Des Moines flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Islip, New York-Des Moines flight deals on Cheapflights vs. eDreams 90-95% of the time. Price accuracy is based on data collected from Islip, New York-Des Moines flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Islip, New York-Des Moines flights, Cheapflights users trust eDreams the most. eDreams 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-Des Moines 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 Des Moines

Have a flexible travel schedule? Discover the best time to fly to Des Moines from Islip with our price prediction graph.

ISP-DSM

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.

Related info for your journey

How long is the flight from Islip, New York to Des Moines?
Departing from Islip, New York to Des Moines will take you 11h 40m. Islip, New York and Des Moines are separated by a distance of 1067 mi.
Can I find deals for flights from Islip to Des Moines that include hotel bookings?
Yes. In addition to deals on Islip to Des Moines flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Islip to Des Moines?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Des Moines.
Can I find deals for business class flights from Islip to Des Moines?
Yes. Cheapflights offers flight deals from Islip to Des Moines by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$533+ Cheap flights from Islip, NY to Des Moines (ISP - DSM)

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Islip to Des Moines with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Islip to Des Moines

Cheapest flights from Islip to Des MoinesExplore the most affordable flight options available from Islip to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.

Explore the most affordable flight options available from Islip to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.

Best flights from Islip to Des MoinesDiscover carefully curated flight deals from Islip to Des Moines that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.

Discover carefully curated flight deals from Islip to Des Moines that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.

Last-minute flights from Islip to Des MoinesDiscover last-minute flight deals from Islip to Des Moines. Data last updated October 26, 2026 and is based on user searches.

Discover last-minute flight deals from Islip to Des Moines. Data last updated October 26, 2026 and is based on user searches.

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Best time to book a flight from Islip to Des Moines

Have a flexible travel schedule? Discover the best time to fly to Des Moines from Islip with our price prediction graph.

Related info for your journey

How long is the flight from Islip, New York to Des Moines?

Can I find deals for flights from Islip to Des Moines that include hotel bookings?

How can I find direct flights from Islip to Des Moines?

Can I find deals for business class flights from Islip to Des Moines?

Traveling to a place near Des Moines?

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Other flights to Des Moines

Explore flights to Des Moines departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.

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Islip and Des Moines flights

Browse other Islip and Des Moines flight options. Last updated on October 26, 2026.

Other flights from Islip

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Cheapest flights from Islip to Des Moines
Explore the most affordable flight options available from Islip to Des Moines. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.

Best flights from Islip to Des Moines
Discover carefully curated flight deals from Islip to Des Moines that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.

Last-minute flights from Islip to Des Moines
Discover last-minute flight deals from Islip to Des Moines. Data last updated October 26, 2026 and is based on user searches.