Lowest Prices
Uncover the best deals on San Antonio to Islip flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest SAT - ISP Flights
Useful information for finding best airline tickets from San Antonio International to Long Island Mac Arthur on your next trip.
Cheapest Round Trip Flight
$269
Southwest Airlines
• 2 stops
• 18h 50m
Nov 09 – Nov 16
The cheapest round trip flight from San Antonio to Islip (SAT-ISP-SAT) is currently $269
Fastest Flight
15h 30m
The fastest nonstop flight from San Antonio to Islip (SAT-ISP) takes 15h 30m
Top Airlines Flying from San Antonio to Islip
Latest Flight Deals from San Antonio (SAT) to Islip (ISP)
Compare and book low fare round-trip air tickets from San Antonio to Islip. Ideal for travelers with confirmed return itineraries.
Nov 09 - Nov 16, Economy
San Antonio → Islip
18h 50m
6:35 AM - 5:05 PM • 2 stops
San Antonio → Islip
21h 55m
7:10 AM - 9:25 PM • 2 stops
Southwest Airlines
Nov 09 - Nov 16, Economy
San Antonio → Islip
15h 30m
5:05 AM - 3:35 PM • 1 stop
San Antonio → Islip
10h 20m
4:05 PM - 9:25 PM • 1 stop
Southwest Airlines
Nov 09 - Nov 16, Economy
San Antonio → Islip
18h 30m
11:25 AM - 11:35 PM • 2 stops
San Antonio → Islip
10h 20m
4:05 PM - 9:25 PM • 1 stop
Southwest Airlines
Nov 09 - Nov 16, Economy
San Antonio → Islip
18h 20m
5:05 AM - 5:05 PM • 3 stops
San Antonio → Islip
10h 20m
4:05 PM - 9:25 PM • 1 stop
Southwest Airlines
Nov 09 - Nov 16, Economy
San Antonio → Islip
20h 50m
9:45 AM - 11:35 PM • 2 stops
San Antonio → Islip
12h 20m
12:30 PM - 7:10 PM • 2 stops
Southwest Airlines
Flying to Islip soon? We've surfaced some of the most affordable last-minute flights from San Antonio to Islip, ideal for urgent plans or spontaneous trips.
Nov 09 - Nov 16, Economy
San Antonio → Islip
18h 50m
6:35 AM - 5:05 PM • 2 stops
San Antonio → Islip
21h 55m
7:10 AM - 9:25 PM • 2 stops
Southwest Airlines
Nov 09 - Nov 16, Economy
San Antonio → Islip
15h 30m
5:05 AM - 3:35 PM • 1 stop
San Antonio → Islip
10h 20m
4:05 PM - 9:25 PM • 1 stop
Southwest Airlines
Nov 09 - Nov 16, Economy
San Antonio → Islip
18h 30m
11:25 AM - 11:35 PM • 2 stops
San Antonio → Islip
10h 20m
4:05 PM - 9:25 PM • 1 stop
Southwest Airlines
Nov 09 - Nov 16, Economy
San Antonio → Islip
18h 20m
5:05 AM - 5:05 PM • 3 stops
San Antonio → Islip
10h 20m
4:05 PM - 9:25 PM • 1 stop
Southwest Airlines
Nov 09 - Nov 16, Economy
San Antonio → Islip
20h 50m
9:45 AM - 11:35 PM • 2 stops
San Antonio → Islip
12h 20m
12:30 PM - 7:10 PM • 2 stops
Southwest Airlines
FAQs on San Antonio to Islip Flights
What are the airports in San Antonio?
SAT
What’s the most popular airline flying from SAT to ISP?
The most popular airline flying from San Antonio to Islip are
Can I fly from SAT to ISP non-stop?
NO
Which airlines fly nonstop between San Antonio and Islip?
The non-stop flights between San Antonio and Islip are .
What’s the earliest departure time from SAT to ISP Airport?
The earliest flight leaves SAT at 5:05 am and lands in ISP - Long Island Mac Arthur
What are the airports in Islip?
ISP
Can I make changes to my San Antonio to Islip flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from SAT to ISP?
Read the fare rules of the San Antonio to Islip air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from San Antonio and Islip?
operate flights between San Antonio and Islip
How long does a flight from San Antonio to Islip take?
It takes approximately 4 hour to fly non-stop from SAT to ISP, which is 1624.01 miles by air.
Which airlines provide the cheapest flights from San Antonio (SAT) to Islip (ISP) ?
In the past couple of days, the cheapest tickets to ISP from SAT were found on WN : USD 1249
Do I need a passport to fly between SAT and ISP?
No
What’s the latest departure time from SAT to ISP ?
The last flight leaves SAT at 11:25 am
Essential Information for Booking Flights from San Antonio (SAT) - AI Insights
What's the cheapest airline from sat to isp?
You can find the cheapest airline from San Antonio International Airport (SAT) to Long Island MacArthur Airport (ISP) with Southwest Airlines. For a one-way trip with one stop, booking in advance is recommended. With 28 days to go, you can expect to find budget-friendly flights with Southwest Airlines.
What's the popular airline to fly from sat to isp?
You can fly from San Antonio International Airport (sat) to Long Island Mac Arthur Airport (isp) with Southwest Airlines (WN), which offers budget-friendly flights. Please note that Southwest Airlines operates with one stop. It is recommended to book your flight at least 28 days in advance to get the best airfare. You can find cheap airline tickets and airfares on fareleaders.com.
What's the cheapest day of the week to fly from sat to isp?
The cheapest day to fly from San Antonio International Airport (SAT) to Long Island MacArthur Airport (ISP) is Tuesday. Flying on Tuesdays can help you save on airfares. You can find budget-friendly flights with airlines that offer Low Fares and Savings on their websites.
What's the cheapest month to fly from sat to isp?
The cheapest month to fly from San Antonio International Airport (SAT) to Long Island MacArthur Airport (ISP) is November, as it tends to offer lower airfares. Budget-friendly flights can be found during this time, making it a great option for travelers looking for affordable airfare. Low fares and savings are often available during this period, making it an ideal time to book your flights. November is also a popular month for air travel, so it's essential to book in advance to secure the best deals.
Which airline/airlines fly from sat to isp?
Mexicana Airlines and Southwest Airlines offer flights from San Antonio International Airport (SAT) to Long Island MacArthur Airport (ISP). You can book these flights in advance to secure the best rates. Low fares and budget-friendly options are available for solo travelers.
What is the cheapest airline to fly from San Antonio International Airport (SAT) to Long Island MacArthur Airport (ISP) for a one-way trip?
Southwest Airlines (WN)
How far in advance can I book a flight from SAT to ISP to get the best airfare?
Advance booking days: 28 days before departure
Can I find cheap flights from SAT to ISP on your airline?
Yes, find cheap flights on Southwest Airlines (WN)
What is the average cost of airfare from SAT to ISP for a one-way trip?
Airfare prices vary, but Southwest Airlines (WN) offers competitive rates
How many stops are there on flights from SAT to ISP?
One stop on flights from SAT to ISP
Can I book a bus ticket from SAT to ISP to complement my flight?
No, we do not offer bus tickets, but you can find bus options on our website
How can I find the best airline deals on your website?
Use our airfare comparison tool to find the best deals on Southwest Airlines (WN)
Can I book a flight from SAT to ISP for a weekend getaway?
Yes, book a flight from SAT to ISP for a weekend getaway with Southwest Airlines (WN)
Hotels in Islip (ISP)
5 hotels near Long Island Mac Arthur — compare rates from top booking sites.
4-star hotel
Upsky Long Island Hotel
📍 110 Vanderbilt Motor Pkwy, Hauppauge, New York 11788
Compare booking sites
Search Deals →
4-star hotel
Oheka Castle Hotel & Estate
📍 135 W Gate Dr, Huntington, New York 11743
Compare booking sites
Search Deals →
4-star hotel
Danfords Hotel and Marina
📍 25 E Broadway, Port Jefferson, New York 11777
Compare booking sites
Search Deals →
4-star hotel
Hotel Indigo East End
📍 1830 W Main St, Riverhead, New York 11901
Compare booking sites
Search Deals →
4-star hotel
The Inn And Spa At East Wind
📍 5720 Route 25a, Wading River, New York 11792
Compare booking sites
Search Deals →
Hotel Deals in Slippery Rock (PA)
Also search on:
San Antonio (SAT) to Islip (ISP): Airport Information
| Origin Airport | San Antonio International , San Antonio, US |
| Destination Airport | Long Island Mac Arthur , Islip, US |
| Distance | 1624 miles |
More Flight Options for San Antonio (SAT) and Islip (ISP)
Flights from San Antonio (SAT)
to Las Vegas (LAS)
Flights from San Antonio (SAT)
to Orlando (MCO)
Flights from San Antonio (SAT)
to Raleigh/Durham (RDU)
Flights from San Antonio (SAT)
to Omaha (OMA)
Flights from San Antonio (SAT)
to Philadelphia (PHL)
Flights from San Antonio (SAT)
to Denver (DEN)
Flights from San Antonio (SAT)
to Los Angeles (LAX)
Flights from San Antonio (SAT)
to Boston (BOS)
Flights from San Antonio (SAT)
to Dallas (DAL)
Flights from San Antonio (SAT)
to Newark (EWR)
Flights from San Antonio (SAT)
to Newark (EWR)
Flights from San Antonio (SAT)
to New York (JFK)
Flights from San Antonio (SAT)
to New Orleans (MSY)
Flights from San Antonio (SAT)
to Dallas (DFW)
Flights from San Antonio (SAT)
to San Francisco (SFO)
Flights from San Antonio (SAT)
to San Jose (SJC)
Flights from San Antonio (SAT)
to San Juan (SJU)
Flights from San Antonio (SAT)
to Jackson (JAN)
Flights from San Antonio (SAT)
to St Louis (STL)
Flights from San Antonio (SAT)
to Ontario (ONT)
Flights from Charleston (CHS)
to Islip (ISP)
Flights from Charlotte (CLT)
to Islip (ISP)
Flights from Norfolk (ORF)
to Islip (ISP)
Flights from West Palm Beach (PBI)
to Islip (ISP)
Flights from Salt Lake City (SLC)
to Islip (ISP)
Flights from San Antonio (SAT)
to Islip (ISP)
Flights from Des Moines (DSM)
to Islip (ISP)
Flights from Savannah (SAV)
to Islip (ISP)
Flights from Tampa (TPA)
to Islip (ISP)
Flights from San Francisco (SFO)
to Islip (ISP)
Flights from Pensacola (PNS)
to Islip (ISP)
Flights from Fort Myers (RSW)
to Islip (ISP)
Flights from Santo Domingo (SDQ)
to Islip (ISP)
Cheap flights to North America (NA)
Cheap flights to United States (US)
Cheap flights to Texas (US-TX)
Cheap flights to New York (US-NY)
Cheap flights from North America (NA)
Cheap flights from United States (US)
Cheap flights from New York (US-NY)
Cheap flights from Texas (US-TX)
Flights to Islip (ISP)
Flights to San Antonio (SAT)
Flights from Islip (ISP)
Flights from Islip (ISP)
to San Antonio (SAT)
Flights from San Antonio (SAT)
Why Fareleaders for SAT to ISP Plane Tickets
New Deals Everyday
Get the best prices on SAT to ISP flights—we update our fares daily so you never miss a saving.
No Service Fees
Compare hundreds of San Antonio to Islip flights and secure the best deals—we never add any service fees.