Cheap Flights from Islip to Los Angeles International

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Travellers and cabin class, 1 Adult, Economy

Compare Islip to Los Angeles International flight deals

Find the cheapest month or even day of the year to fly to Los Angeles International

Book the best Los Angeles International fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Islip to Los Angeles International

Looking for a cheap last-minute deal or the best return flight from Islip Airport to Los Angeles International Airport? If you want to travel next month, return fares start from $569. Find the lowest prices on one-way and return tickets right here.

Los Angeles.$569 per passenger.Departing Wed, 21 Oct, returning Mon, 26 Oct.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Islip on Wed, 21 Oct, arriving in Los Angeles International.Inbound indirect flight with Southwest Airlines, departs from Los Angeles International on Mon, 26 Oct, arriving in Islip.Price includes taxes and charges.From $569, select.

Los Angeles.$763 per passenger.Departing Fri, 26 Feb, returning Wed, 3 Mar.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Islip on Fri, 26 Feb, arriving in Los Angeles International.Inbound indirect flight with Southwest Airlines, departs from Los Angeles International on Wed, 3 Mar, arriving in Islip.Price includes taxes and charges.From $763, select.

Los Angeles.$1,026 per passenger.Departing Fri, 25 Sep, returning Tue, 29 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Islip on Fri, 25 Sep, arriving in Los Angeles International.Inbound indirect flight with Southwest Airlines, departs from Los Angeles International on Tue, 29 Sep, arriving in Islip.Price includes taxes and charges.From $1,026, select.

Los Angeles.$1,065 per passenger.Departing Tue, 29 Sep, returning Sat, 3 Oct.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Islip on Tue, 29 Sep, arriving in Los Angeles International.Inbound indirect flight with Southwest Airlines, departs from Los Angeles International on Sat, 3 Oct, arriving in Islip.Price includes taxes and charges.From $1,065, select.

Los Angeles.$1,101 per passenger.Departing Thu, 24 Dec, returning Fri, 1 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Islip on Thu, 24 Dec, arriving in Los Angeles International.Inbound indirect flight with Southwest Airlines, departs from Los Angeles International on Fri, 1 Jan, arriving in Islip.Price includes taxes and charges.From $1,101, select.

Find the cheapest month to fly from Islip to Los Angeles International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Islip to Los Angeles International flights are currently cheapest in October.

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Islip to Los Angeles International: Alternative routes

Compare routes from Islip to Los Angeles below. You may find an airport to fly into that's cheaper, faster, or easier than Los Angeles International.

Islip to Los Angeles: Flight information

The things to know before you go.

Cheapest flight found	$569
Cheapest month to fly	October

Finding cheap flights from Islip to Los Angeles International: Frequently asked questions

How much are return flights from Islip to Los Angeles International?

The best price we found for a return flight from Islip to Los Angeles International is $569. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Islip to Los Angeles International?

Currently, there are no airlines that fly direct from Islip to Los Angeles International. But we found flights with one or more stops from $569.

How many flights are there a week from Islip to Los Angeles International?

As of September 2026, there are no flights flying from Islip to Los Angeles International.

When is the cheapest time to fly from Islip to Los Angeles International?

The cheapest month to fly from Islip to Los Angeles International is usually October.

Which upcoming date is cheapest to fly from Islip Airport to Los Angeles International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Islip Airport to Los Angeles International Airport on Wednesday, 21 October 2026.

Can I get a direct flight from Islip Airport to Los Angeles International Airport?

No airlines currently offer direct flights between Islip Airport and Los Angeles International Airport. Most routes have one or more stops.

How can I find the best flight deal to Los Angeles International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Los Angeles International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Los Angeles?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Los Angeles is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Islip Airport to Los Angeles International with?

Currently, Southwest Airlines offers the cheapest flight tickets to Los Angeles International.

Flying from Islip Airport (ISP) to Los Angeles International Airport (LAX): what you need to know

The timezone in Los Angeles is UTC-8, which is three hours behind Islip.
Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Be at the airport on time to catch your ISP to LAX flight.
Travelling during a peak month such as July? School holidays and other popular periods can result in longer lines at security. Be extra cautious and get there up to four hours ahead of international flights and two hours before domestic departures.
If you'd like to explore another city along the way, just uncheck 'Direct flights only' when searching for your ticket from Islip Airport to Los Angeles International Airport. These are the most popular stopovers between ISP and LAX:
- Atlanta Hartsfield-Jackson Airport
- Baltimore Washington International Airport
- Charleston Airport

How to find the cheapest flights from Islip Airport (ISP) to Los Angeles International Airport (LAX)

The cheapest price we've seen for a one-way Islip Airport to Los Angeles International Airport flight is $317. A return plane ticket right now is $569. Depending on the availability when you book, these fares may change.
It's a good idea to book in advance if you want to get cheap tickets from ISP to LAX. That's because flight prices are based on demand, which tends to increase closer to the date of departure.
Getting cheap flights from Islip Airport to Los Angeles International Airport is easy if you can be flexible with your travel dates. Use the 'Whole month' search function to see the lowest fares across every month and snap up a great deal.
You don't need to check every day to find out if fares have dropped when you set up a Price Alert. We'll let you know the moment the price changes on cheap flights from ISP to LAX.
Lock in the perfect flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Islip Airport to Los Angeles International Airport, use the 'Sort by' tool. You can also filter by airline, arrival and departure times, and journey duration.

Handy information about Islip Airport (ISP)

ISP's address is 100 Arrivals Avenue.
When it comes to the on-time performance of Islip Airport, 76% of flights stick to their scheduled arrival time.
Central Islip to Islip Airport is approximately 6 kilometres. Depending on traffic, it'll take about 10 minutes to get there if you're catching a taxi, ride-sharing or driving.
You can expect a journey time of roughly 30 minutes on public transport.
Have an early flight from Islip Airport to Los Angeles International Airport? Avoid rushing to the terminal (and catch some extra z's) by picking one of these hotels near ISP:

Arriving at Los Angeles International Airport (LAX)

Consider booking a hotel near LAX if you have a late Islip Airport to Los Angeles International Airport flight. Check in to one of these accommodation options and skip the long transfer after landing:
Say yes to new adventures by picking up a Los Angeles International Airport rental car. Grab your wheels from Dollar, Thrifty or Hertz to explore Los Angeles and beyond.
To lock in the lowest price, book your vehicle from Los Angeles International Airport about one week in advance.

Getting from Los Angeles International Airport (LAX) to central Los Angeles

LAX is located at One World Way.
From Los Angeles International Airport, Los Angeles is approximately 29 kilometres away. It takes around 35 minutes to reach the centre driving.
Travelling to the centre on public transport will take you roughly 1 hour.

When to fly to Los Angeles International Airport (LAX)

July is the busiest month for flights from Islip Airport to Los Angeles International Airport. To avoid the crowds, visit Los Angeles in March.
When reserving your flight from Islip Airport to Los Angeles International Airport, think about the type of weather you like. August is the warmest month in Los Angeles, with the temperature ranging from 16ºC to 32ºC.
If you want cooler conditions, look for a cheap ticket from ISP to LAX in February. Temperatures average between 6ºC and 26ºC then.

Explore more of the United States

San Diego is just one of the many cities in the United States waiting to be discovered once you've seen the sights of Los Angeles. Around 177 kilometres away to the south-east, check out popular attractions including San Diego Zoo, San Diego Balboa Park and USS Midway Museum.
San Jose is another essential stop in the United States and is around 499 kilometres north-west of Los Angeles. No trip is complete without visiting Winchester Mystery House, The Tech Interactive and Santa Clara Valley.