How do I get Price Alerts for flights from Islip, New York to Allentown?

Price Alerts will notify you by email when the price for flights to Allentown from Islip, New York decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Islip, New York to Allentown with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

When did momondo last update prices for flights from Islip Long Island Airport to Allentown-Bethlehem Airport?

Prices for flights from Islip Long Island Airport to Allentown-Bethlehem Airport refresh daily.

How old do you have to be to fly from Islip Long Island Airport to Allentown-Bethlehem Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Allentown-Bethlehem Airport.

What documentation or ID do you need to fly to Allentown-Bethlehem Airport?

The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$295 Cheap Flights from Islip, New York to Allentown in 2026

Find the cheapest flights from Islip, New York to Allentown

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:43 pm - 8:25 pmISP Islip Long Island-ABE Allentown-Bethlehem

26h 42m1 stop Orlando

6:46 pm - 4:58 pmABE Allentown-Bethlehem-ISP Islip Long Island

22h 12m2 stops Nashville Intl Orlando

$295Multiple Airlines

Wed, Sep 16 - Mon, Sep 21

5:43 pm - 8:25 pmISP Islip Long Island-ABE Allentown-Bethlehem

26h 42m1 stop Orlando

7:00 am - 6:51 pmABE Allentown-Bethlehem-ISP Islip Long Island

11h 51m2 stops Fort Myers SW Florida Intl Richmond Byrd Intl

$378Multiple Airlines

Wed, Sep 16 - Sun, Sep 20

7:11 pm - 1:38 pmISP Islip Long Island-ABE Allentown-Bethlehem

18h 27m1 stop Fort Myers SW Florida Intl

2:28 pm - 4:58 pmABE Allentown-Bethlehem-ISP Islip Long Island

26h 30m1 stop Orlando

$458Multiple Airlines

Wed, Sep 16 - Sun, Sep 20

11:08 am - 5:46 pmISP Islip Long Island-ABE Allentown-Bethlehem

6h 38m1 stop Myrtle Beach Intl

6:46 pm - 4:58 pmABE Allentown-Bethlehem-ISP Islip Long Island

22h 12m2 stops Nashville Intl Orlando

$478Multiple Airlines

Fri, Sep 18 - Mon, Sep 21

11:08 am - 5:46 pmISP Islip Long Island-ABE Allentown-Bethlehem

6h 38m1 stop Myrtle Beach Intl

7:00 am - 6:51 pmABE Allentown-Bethlehem-ISP Islip Long Island

11h 51m2 stops Fort Myers SW Florida Intl Richmond Byrd Intl

$560Multiple Airlines

Fri, Sep 18 - Sun, Sep 20

11:08 am - 5:56 pmISP Islip Long Island-ABE Allentown-Bethlehem

6h 48m1 stop Myrtle Beach Intl

6:46 pm - 4:58 pmABE Allentown-Bethlehem-ISP Islip Long Island

22h 12m2 stops Nashville Intl Orlando

$627Multiple Airlines

Mon, Sep 14 - Mon, Sep 21

5:43 pm - 5:56 pmISP Islip Long Island-ABE Allentown-Bethlehem

24h 13m2 stops Orlando Myrtle Beach Intl

2:28 pm - 4:58 pmABE Allentown-Bethlehem-ISP Islip Long Island

26h 30m1 stop Orlando

$639Multiple Airlines

Sun, Sep 20 - Sun, Sep 27

11:08 am - 5:56 pmISP Islip Long Island-ABE Allentown-Bethlehem

6h 48m1 stop Myrtle Beach Intl

2:28 pm - 4:58 pmABE Allentown-Bethlehem-ISP Islip Long Island

26h 30m1 stop Orlando

$707Multiple Airlines

Mon, Sep 14 - Thu, Sep 17

11:08 am - 5:56 pmISP Islip Long Island-ABE Allentown-Bethlehem

6h 48m1 stop Myrtle Beach Intl

2:28 pm - 4:58 pmABE Allentown-Bethlehem-ISP Islip Long Island

26h 30m1 stop Orlando

$709Multiple Airlines

Mon, Sep 14 - Sun, Sep 20

11:08 am - 5:56 pmISP Islip Long Island-ABE Allentown-Bethlehem

6h 48m1 stop Myrtle Beach Intl

7:00 am - 6:51 pmABE Allentown-Bethlehem-ISP Islip Long Island

11h 51m2 stops Fort Myers SW Florida Intl Richmond Byrd Intl

$710Multiple Airlines

Mon, Sep 14 - Sun, Sep 20

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Use the filters below to find and compare flights from Islip, New York to Allentown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Wed 9/16

5:43 pm-8:25 pm

1 stop26h 42m

Allentown-Bethlehem

Mon 9/21

6:46 pm-4:58 pm

2 stops22h 12m

$295

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Wed 9/16

5:43 pm-8:25 pm

1 stop26h 42m

Allentown-Bethlehem

Sun 9/20

7:00 am-6:51 pm

2 stops11h 51m

$378

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Wed 9/16

7:11 pm-1:38 pm

1 stop18h 27m

Allentown-Bethlehem

Sun 9/20

2:28 pm-4:58 pm

1 stop26h 30m

$458

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Fri 9/18

11:08 am-5:46 pm

1 stop6h 38m

Allentown-Bethlehem

Mon 9/21

6:46 pm-4:58 pm

2 stops22h 12m

$478

Quickest round-trip

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Fri 9/18

11:08 am-5:46 pm

1 stop6h 38m

Allentown-Bethlehem

Sun 9/20

7:00 am-6:51 pm

2 stops11h 51m

$560

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Mon 9/14

11:08 am-5:56 pm

1 stop6h 48m

Allentown-Bethlehem

Mon 9/21

6:46 pm-4:58 pm

2 stops22h 12m

$627

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Sun 9/20

5:43 pm-5:56 pm

2 stops24h 13m

Allentown-Bethlehem

Sun 9/27

2:28 pm-4:58 pm

1 stop26h 30m

$639

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Mon 9/14

11:08 am-5:56 pm

1 stop6h 48m

Allentown-Bethlehem

Thu 9/17

2:28 pm-4:58 pm

1 stop26h 30m

$707

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Mon 9/14

11:08 am-5:56 pm

1 stop6h 48m

Allentown-Bethlehem

Sun 9/20

2:28 pm-4:58 pm

1 stop26h 30m

$709

IslipAllentown

ISP Islip Long Island - ABE Allentown-Bethlehem

ISPABE

Islip Long Island

Mon 9/14

11:08 am-5:56 pm

1 stop6h 48m

Allentown-Bethlehem

Sun 9/20

7:00 am-6:51 pm

2 stops11h 51m

$710

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Islip, New York to Allentown

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Allentown according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Islip, New York to Allentown (ISP to ABE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Allentown

Best Price Found	$295
Fastest flight time	24h 13m
Direct flights	None

The best flight deal from Islip, New York to Allentown found on momondo in the last 72 hours is $295

The fastest flight from Islip, New York to Allentown takes 24h 13m

There are no direct flights from Islip, New York to Allentown. There are no popular flight routes from Islip, New York to Allentown.

Search flight deals

Frequently asked questions about flying from Islip, New York to Allentown

How far is Islip Long Island to Allentown-Bethlehem by plane?
There are 118.6 mi between Islip Long Island and Allentown-Bethlehem. By plane, this route typically takes 24h 13m.
When did momondo last update prices for flights from Islip Long Island Airport to Allentown-Bethlehem Airport?
Prices for flights from Islip Long Island Airport to Allentown-Bethlehem Airport refresh daily.
How old do you have to be to fly from Islip Long Island Airport to Allentown-Bethlehem Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The necessary travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Islip, New York to Allentown

How do I get Price Alerts for flights from Islip, New York to Allentown?
Price Alerts will notify you by email when the price for flights to Allentown from Islip, New York decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Islip, New York to Allentown with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Lehighton

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Allentown?

Finding the right flight to Allentown from Islip is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Allentown quick and easy, saving you time and money.

Can I find flights from Islip to Allentown with flexible booking policies on momondo?

Yes. All flights to Allentown from Islip on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Islip to Allentown?

Once you have performed a search for Islip to Allentown flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Islip to Allentown right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Allentown, momondo offers a useful price alert feature which will track prices for flights to Allentown from Islip and alert you when they change.