Title: Cheap flights from Reno to Islip ( RNO - ISP) - Expedia.com

![Aerial South Shore Long Island During Sunset](https://images.trvl-media.com/place/1638/af7d1356-1b17-43db-b716-450cf420d6e9.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

![](https://images.trvl-media.com/place/1638/af7d1356-1b17-43db-b716-450cf420d6e9.jpg?impolicy=fcrop&w=1200&h=500&q=medium)

# $189 Cheap Flights from Reno (RNO) to Islip (ISP)

[View $189 flight on Wed, Apr 1, 2026](https://expedia.com/Flights-Search?trip=oneway&leg1=from:RNO,to:ISP,departure:4/1/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:188.50&airProductToken=AQqQAQouCNecARIEMjMzMBixcyCDaSi7l4kDMMyYiQM4R0AAWAFqA1dHQXIHR0JBVk4yRgouCNecARIEMjc4MhiDaSDMcCj5mIkDMNWaiQM4R0ABWAFqA1dHQXIHR0JBVk4yRgouCNecARIEMzg1NhjMcCDIfCjAnIkDMOCdiQM4R0ABWAFqA1dHQXIHR0JBVk4yRhIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE) 

## Popular airlines from Reno Tahoe Intl. Airport (RNO) to MacArthur Airport (ISP)

- ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg)  
American Airlines  
[](https://www.expedia.com/Flights-Search?leg1=from:RNO,to:ISP,departure:3/22/2026TANYT&leg2=from:ISP,to:RNO,departure:3/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}])
- ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg)  
United  
[](https://www.expedia.com/Flights-Search?leg1=from:RNO,to:ISP,departure:3/22/2026TANYT&leg2=from:ISP,to:RNO,departure:3/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}])
- ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg)  
Southwest Airlines  
[](https://www.expedia.com/Flights-Search?leg1=from:RNO,to:ISP,departure:3/22/2026TANYT&leg2=from:ISP,to:RNO,departure:3/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}])
- ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg)  
Delta  
[](https://www.expedia.com/Flights-Search?leg1=from:RNO,to:ISP,departure:3/22/2026TANYT&leg2=from:ISP,to:RNO,departure:3/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}])
- ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg)  
Frontier Airlines  
[](https://www.expedia.com/Flights-Search?leg1=from:RNO,to:ISP,departure:3/22/2026TANYT&leg2=from:ISP,to:RNO,departure:3/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}])
- ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_B6.svg)  
JetBlue Airways  
[](https://www.expedia.com/Flights-Search?leg1=from:RNO,to:ISP,departure:3/22/2026TANYT&leg2=from:ISP,to:RNO,departure:3/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"B6"}}])
- ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg)  
Alaska Airlines  
[](https://www.expedia.com/Flights-Search?leg1=from:RNO,to:ISP,departure:3/22/2026TANYT&leg2=from:ISP,to:RNO,departure:3/29/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}])

## Cheap Flights from Reno to Islip (RNO-ISP)

Prices were available within the past 7 days and start at $189 for one-way flights and $516 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Sun, Mar 29 - Mon, Mar 30

RNO

Reno

ISP

Islip

$516

Roundtrip

found 6 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:3/29/2026TANYT&leg2=from:ISP,to:RNO,departure:3/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:515.31&airProductToken=AQqQAQouCNecARIEMjMzMBixcyCDaSjM9YgDMNj2iAM4UkAAWAFqA1dHQXIHUkxBVVAyRgouCNecARIEMTkyNRiDaSDBRSiM-IgDMKn6iAM4UkABWAFqA1dHQXIHUkxBVVAyRgouCNecARIEMjA1MxjBRSDIfCiA_IgDMMb8iAM4UkABWAFqA1dHQXIHUkxBVVAyRgqSAQouCNecARIEMTc0NBjIfCDBRSiYg4kDMOODiQM4VUAAWAFqA1dHQXIHVVpBVk4yRgovCNecARIEMTQ0NRjBRSDvuQEo_oSJAzC5h4kDOFVAAVgBagNXR0FyB1VaQVZOMkYKLwjXnAESBDQ3MTQY77kBILFzKNmIiQMwx4mJAzhVQAFYAWoDV0dBcgdVWkFWTjJGEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ)

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Sun, Mar 29 - Mon, Mar 30

RNO

Reno

ISP

Islip

$529

Roundtrip

found 6 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:3/29/2026TANYT&leg2=from:ISP,to:RNO,departure:3/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:528.99&airProductToken=AQqQAQouCNecARIEMjgyNBixcyCyEijm-IgDMKz5iAM4U0AAWAFqA1dHQXIHU0xBVlAyRgouCNecARIENDQzOBiyEiDBRSiC_YgDMKn_iAM4U0ABWAFqA1dHQXIHU0xBVlAyRgouCNecARIEMjIwMhjBRSDIfCjGgYkDMIyCiQM4U0ABWAFqA1dHQXIHU0xBVlAyRgqSAQouCNecARIEMzQ0NRjIfCDMcCjbhIkDMIWGiQM4U0AAWAFqA1dHQXIHU0xBVlAyRgovCNecARIEMTU4MRjMcCCLkAEo34aJAzCfiYkDOFNAAVgBagNXR0FyB1NMQVZQMkYKLwjXnAESBDMyNDgYi5ABILFzKOuMiQMwwI2JAzhTQAFYAWoDV0dBcgdTTEFWUDJGEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ)

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Sun, Mar 29 - Mon, Mar 30

RNO

Reno

ISP

Islip

$535

Roundtrip

found 6 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:3/29/2026TANYT&leg2=from:ISP,to:RNO,departure:3/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:534.29&airProductToken=AQqSAQovCNecARIENDMyNBixcyDvuQEo2_qIAzDJ-4gDOFNAAFgBagNXR0FyB1NMQVZQMkYKLwjXnAESBDM1NTcY77kBIMwiKLz8iAMw-v2IAzhTQAFYAWoDV0dBcgdTTEFWUDJGCi4I15wBEgQyMjAyGMwiIMh8KKaAiQMwjIKJAzhTQAFYAWoDV0dBcgdTTEFWUDJGCpIBCi4I15wBEgQzNDQ1GMh8IMxwKNuEiQMwhYaJAzhTQABYAWoDV0dBcgdTTEFWUDJGCi8I15wBEgQxNTgxGMxwIIuQASjfhokDMJ-JiQM4U0ABWAFqA1dHQXIHU0xBVlAyRgovCNecARIEMzI0OBiLkAEgsXMo64yJAzDAjYkDOFNAAVgBagNXR0FyB1NMQVZQMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB)

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Sun, Mar 29 - Mon, Mar 30

RNO

Reno

ISP

Islip

$543

Roundtrip

found 6 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:3/29/2026TANYT&leg2=from:ISP,to:RNO,departure:3/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:543.00&airProductToken=AQqPAQouCNecARIENDMyNRixcyCSaCi49YgDMJz2iAM4V0AAWAFqA1dHQXIHV0xBVVAyRgotCNecARIDMjc3GJJoIMFFKJj5iAMwtfuIAzhXQAFYAWoDV0dBcgdXTEFVUDJGCi4I15wBEgQyMDUzGMFFIMh8KID8iAMwxvyIAzhXQAFYAWoDV0dBcgdXTEFVUDJGCpIBCi4I15wBEgQxNzQ0GMh8IMFFKJiDiQMw44OJAzhVQABYAWoDV0dBcgdVWkFWTjJGCi8I15wBEgQxNDQ1GMFFIO-5ASj-hIkDMLmHiQM4VUABWAFqA1dHQXIHVVpBVk4yRgovCNecARIENDcxNBjvuQEgsXMo2YiJAzDHiYkDOFVAAVgBagNXR0FyB1VaQVZOMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB)

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Fri, Jul 17 - Mon, Jul 20

RNO

Reno

ISP

Islip

$568

Roundtrip

found 5 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:7/17/2026TANYT&leg2=from:ISP,to:RNO,departure:7/20/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:568.00&airProductToken=AQqSAQovCNecARIEMzQ0ORixcyDssAEo7cySAzDOzpIDOE1AAFgBagNXR0FyB01MQVZQMkYKLwjXnAESBDQ2MTYY7LABIMFFKLLPkgMwpdCSAzhNQAFYAWoDV0dBcgdNTEFWUDJGCi4I15wBEgQ0MzIxGMFFIMh8KLHRkgMw99GSAzhNQAFYAWoDV0dBcgdNTEFWUDJGCpABCi4I15wBEgQyMTQzGMh8IMFFKL7ukgMwie-SAzhPQABYAWoDV0dBcgdPTEFVUDJGCi4I15wBEgQxMDg4GMFFIJJoKM_vkgMwivKSAzhPQAFYAWoDV0dBcgdPTEFVUDJGCi4I15wBEgQ0ODc1GJJoILFzKMvykgMwqvOSAzhPQAFYAWoDV0dBcgdPTEFVUDJGEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ)

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Fri, Jul 17 - Mon, Jul 20

RNO

Reno

ISP

Islip

$577

Roundtrip

found 5 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:7/17/2026TANYT&leg2=from:ISP,to:RNO,departure:7/20/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:577.00&airProductToken=AQqRAQovCNecARIEMjI3MhixcyCLkAEo3sySAzCzzZIDOE9AAFgBagNXR0FyB09MQVVQMkYKLgjXnAESAzIzNRiLkAEgwUUo_s2SAzCW0JIDOE9AAVgBagNXR0FyB09MQVVQMkYKLgjXnAESBDQzMjEYwUUgyHwosdGSAzD30ZIDOE9AAVgBagNXR0FyB09MQVVQMkYKkAEKLgjXnAESBDIxNDMYyHwgwUUovu6SAzCJ75IDOE9AAFgBagNXR0FyB09MQVVQMkYKLgjXnAESBDEwODgYwUUgkmgoz--SAzCK8pIDOE9AAVgBagNXR0FyB09MQVVQMkYKLgjXnAESBDQ4NzUYkmggsXMoy_KSAzCq85IDOE9AAVgBagNXR0FyB09MQVVQMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB)

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Sun, Mar 29 - Mon, Mar 30

RNO

Reno

ISP

Islip

$580

Roundtrip

found 6 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:3/29/2026TANYT&leg2=from:ISP,to:RNO,departure:3/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:580.00&airProductToken=AQqRAQouCNecARIDMjYzGLFzIIuQASjs-4gDMMH8iAM4UkAAWAFqA1dHQXIHUkxBVVAyRgovCNecARIEMzE0NxiLkAEgwUUooP2IAzCp_4gDOFJAAVgBagNXR0FyB1JMQVVQMkYKLgjXnAESBDIyMDIYwUUgyHwoxoGJAzCMgokDOFJAAVgBagNXR0FyB1JMQVVQMkYKkgEKLgjXnAESBDM0NDUYyHwgzHAo24SJAzCFhokDOFNAAFgBagNXR0FyB1NMQVZQMkYKLwjXnAESBDE1ODEYzHAgi5ABKN-GiQMwn4mJAzhTQAFYAWoDV0dBcgdTTEFWUDJGCi8I15wBEgQzNjM4GIuQASCxcyi0jIkDMImNiQM4U0ABWAFqA1dHQXIHU0xBVlAyRhIKCAEQARgBKgJXThgBIgQIARABKAIoAygEMAE)

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Sun, Mar 29 - Mon, Mar 30

RNO

Reno

ISP

Islip

$586

Roundtrip

found 6 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:3/29/2026TANYT&leg2=from:ISP,to:RNO,departure:3/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:585.30&airProductToken=AQqQAQouCNecARIEMjMzMBixcyCDaSjM9YgDMNj2iAM4UkAAWAFqA1dHQXIHUkxBVVAyRgouCNecARIEMTkyNRiDaSDBRSiM-IgDMKn6iAM4UkABWAFqA1dHQXIHUkxBVVAyRgouCNecARIEMjA1MxjBRSDIfCiA_IgDMMb8iAM4UkABWAFqA1dHQXIHUkxBVVAyRgqSAQouCNecARIEMzQ0NRjIfCDMcCjbhIkDMIWGiQM4U0AAWAFqA1dHQXIHU0xBVlAyRgovCNecARIEMTU4MRjMcCCLkAEo34aJAzCfiYkDOFNAAVgBagNXR0FyB1NMQVZQMkYKLwjXnAESBDM2MzgYi5ABILFzKLSMiQMwiY2JAzhTQAFYAWoDV0dBcgdTTEFWUDJGEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ)

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Sun, Mar 29 - Mon, Mar 30

RNO

Reno

ISP

Islip

$591

Roundtrip

found 6 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:3/29/2026TANYT&leg2=from:ISP,to:RNO,departure:3/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:590.60&airProductToken=AQqQAQouCNecARIEMjMzMBixcyCDaSjM9YgDMNj2iAM4UkAAWAFqA1dHQXIHUkxBVVAyRgouCNecARIEMTkyNRiDaSDBRSiM-IgDMKn6iAM4UkABWAFqA1dHQXIHUkxBVVAyRgouCNecARIEMjA1MxjBRSDIfCiA_IgDMMb8iAM4UkABWAFqA1dHQXIHUkxBVVAyRgqRAQouCNecARIEMTE4NxjIfCDBRSi4_4gDMIiAiQM4U0AAWAFqA1dHQXIHU0xBVlAyRgovCNecARIEMTg0NBjBRSCLkAEonoGJAzD-hIkDOFNAAVgBagNXR0FyB1NMQVZQMkYKLgjXnAESAzU4MBiLkAEgsXMonoaJAzD4hokDOFNAAVgBagNXR0FyB1NMQVZQMkYSCggBEAEYASoCV04YASIECAEQASgCKAMoBDAB)

![Southwest Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/wn.gif)

Sun, Mar 29 - Mon, Mar 30

RNO

Reno

ISP

Islip

$596

Roundtrip

found 6 days ago

[](https://expedia.com/Flights-Search?trip=roundtrip&leg1=from:RNO,to:ISP,departure:3/29/2026TANYT&leg2=from:ISP,to:RNO,departure:3/30/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:595.31&airProductToken=AQqQAQouCNecARIEMjMzMBixcyCDaSjM9YgDMNj2iAM4UkAAWAFqA1BMVXIHUkxBVVA0RgouCNecARIEMTkyNRiDaSDBRSiM-IgDMKn6iAM4UkABWAFqA1BMVXIHUkxBVVA0RgouCNecARIEMjA1MxjBRSDIfCiA_IgDMMb8iAM4UkABWAFqA1BMVXIHUkxBVVA0RgqSAQouCNecARIEMTc0NBjIfCDBRSiYg4kDMOODiQM4VUAAWAFqA1BMVXIHVVpBVk40RgovCNecARIEMTQ0NRjBRSDvuQEo_oSJAzC5h4kDOFVAAVgBagNQTFVyB1VaQVZONEYKLwjXnAESBDQ3MTQY77kBILFzKNmIiQMwx4mJAzhVQAFYAWoDUExVcgdVWkFWTjRGEgoIARABGAEqAldOGAEiBAgBEAEoAigDKAQwAQ)

![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh)

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## Frequently asked questions

### How much does a flight from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur) cost?

### What is the cheapest month to fly from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### Which airlines fly direct from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### What is the cheapest airline that flies from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### How do I find cheap flights from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### What is the best time to fly from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### What is the earliest flight from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### What day of the week has the most flights from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### What are the most popular departure times for flights from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### How long does it take to fly from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### Can you fly business or first class from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

### How do I earn miles on a Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur) flight with Expedia?

### What airports do you fly into for Islip from Reno-Tahoe Intl. (RNO)?

### Is it cheaper to buy a plane ticket from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur) at the last minute?

### Is it cheaper to book a Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur) flight and hotel package?

### Can I cancel or change the date of my flight from Reno, NV (RNO-Reno-Tahoe Intl.) to Islip, NY (ISP-MacArthur)?

## Travel information

| Origin airport      | Reno-Tahoe Intl. |
| ------------------- | ---------------- |
| Destination airport | MacArthur        |
| Roundtrip price     | $515             |
| Distance            | 2437 mi          |

## Book with confidence

# Reno to Islip Flights

The cheapest times to fly from Reno to Islip

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Reno to Islip are during the month of March. You can find some of the cheapest flights from Reno to Islip with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Reno to Islip

Sunday is one of the best days to book for cheap flights from Reno to Islip: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Reno to Islip

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Reno to Islip in 2026\. You can also book with separate airlines for your outbound and return journeys, from $189 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference\*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Reno to Islip flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's [vacation packages](https://www.expedia.com/package-deals). Bundling together your Reno to Islip airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

\*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023\. The percentages you see are averages.

\*Flight schedules are subject to change.

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