How many flights depart from Illinois to Allentown on average per day?

As of July 2026, 7 flights take off from Illinois and land in Allentown each day. The most common flight departure time for this route is 1:00PM, with 65% of daily flights taking off in the afternoon.

What is the cheapest airline that flies from Illinois to Allentown-Bethlehem?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Illinois to Allentown-Bethlehem

How long does it take to fly to Allentown?

Flight times vary depending on what airport in Illinois you fly out of and what airport in Allentown you fly into. For example, flying from Chicago to Newark Airport takes 2h 52m on average. On the other hand, flying from Peoria to Newark Airport takes 4h 32m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Allentown?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Allentown from Illinois according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 5 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

How many flights depart from Illinois to Allentown on average per week?

As of July 2026, 52 flights take off from Illinois and land in Allentown each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

When did momondo last update prices for flights from Illinois to Allentown-Bethlehem Airport?

Prices for flights from Illinois to Allentown-Bethlehem Airport refresh daily.

How many operators does momondo search for flights from Illinois to Allentown-Bethlehem Airport?

As of July 2026, there are 3 operators available to choose from for flights from Illinois to Allentown-Bethlehem Airport.

How old do you have to be to fly from Illinois to Allentown-Bethlehem Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Allentown-Bethlehem Airport.

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

The required travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Allentown-Bethlehem Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$118 Cheap Flights from Illinois to Allentown in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Allentown

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:45 am - 9:37 pm

ORD

ABE

12h 52m

1 stop

7:30 am - 10:01 am

ABE

ORD

27h 31m

1 stop

$223Multiple Airlines

Thu, Sep 10 - Mon, Sep 14

4:49 pm - 8:25 pm

ORD

ABE

26h 36m

1 stop

7:30 am - 10:01 am

ABE

ORD

27h 31m

1 stop

$241Multiple Airlines

Wed, Sep 9 - Mon, Sep 14

7:30 pm - 10:40 pm

ORD

ABE

2h 10mnonstop

5:12 pm - 6:44 pm

ABE

ORD

2h 32mnonstop

$269American Airlines

Thu, Aug 6 - Mon, Aug 10

1:35 pm - 4:42 pm

ORD

ABE

2h 07mnonstop

5:12 pm - 6:44 pm

ABE

ORD

2h 32mnonstop

$270American Airlines

Mon, Aug 24 - Mon, Aug 31

1:35 pm - 4:42 pm

ORD

ABE

2h 07mnonstop

5:12 pm - 6:44 pm

ABE

ORD

2h 32mnonstop

$271American Airlines

Wed, Aug 26 - Wed, Sep 2

7:05 am - 11:39 pm

ORD

ABE

15h 34m

2 stops

2:54 pm - 1:36 pm

ABE

ORD

23h 42m

1 stop

$288Multiple Airlines

Thu, Aug 13 - Mon, Aug 17

6:05 am - 12:28 pm

MDW

ABE

5h 23m

1 stop

6:09 pm - 10:36 pm

ABE

MDW

5h 27m

1 stop

$289Delta

Sat, Sep 5 - Mon, Sep 7

1:50 pm - 10:23 pm

ORD

ABE

7h 33m

1 stop

6:08 pm - 11:57 pm

ABE

ORD

6h 49m

1 stop

$289Delta

Wed, Aug 26 - Sun, Aug 30

1:13 pm - 9:07 pm

PIA

ABE

6h 54m

1 stop

5:41 pm - 11:20 pm

ABE

PIA

6h 39m

1 stop

$336United Airlines

Wed, Aug 5 - Sat, Aug 8

2:31 pm - 9:07 pm

MLI

ABE

5h 36m

1 stop

5:41 pm - 11:16 pm

ABE

MLI

6h 35m

1 stop

$340United Airlines

Fri, Jul 31 - Mon, Aug 3

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Delta flights from Illinois to Allentown

Our best Delta deals on Illinois to Allentown flight tickets

Delta

Aug 26

ORD1:50 pmChicago O'Hare Intl

7h 33m

1 stop

ABE10:23 pmAllentown-Bethlehem

Aug 30

ABE6:08 pmAllentown-Bethlehem

6h 49m

1 stop

ORD11:57 pmChicago O'Hare Intl

$289

Delta

Aug 26

ORD8:48 amChicago O'Hare Intl

12h 35m

2 stops

ABE10:23 pmAllentown-Bethlehem

Aug 30

ABE6:08 pmAllentown-Bethlehem

6h 49m

1 stop

ORD11:57 pmChicago O'Hare Intl

$294

Delta

Aug 15

STL6:00 amLambert-St Louis

5h 28m

1 stop

ABE12:28 pmAllentown-Bethlehem

Aug 18

ABE1:10 pmAllentown-Bethlehem

6h 17m

1 stop

STL6:27 pmLambert-St Louis

$299

United Airlines flights from Illinois to Allentown

Our best United Airlines deals on Illinois to Allentown flight tickets

United Airlines

Sep 25

ORD6:25 amChicago O'Hare Intl

2h 10m

ABE9:35 amAllentown-Bethlehem

Sep 27

ABE6:20 amAllentown-Bethlehem

2h 29m

ORD7:49 amChicago O'Hare Intl

$308

United Airlines

Aug 5

PIA1:13 pmGreater Peoria

6h 54m

1 stop

ABE9:07 pmAllentown-Bethlehem

Aug 8

ABE5:41 pmAllentown-Bethlehem

6h 39m

1 stop

PIA11:20 pmGreater Peoria

$336

United Airlines

Jul 31

MLI2:31 pmMoline Quad-City

5h 36m

1 stop

ABE9:07 pmAllentown-Bethlehem

Aug 3

ABE5:41 pmAllentown-Bethlehem

6h 35m

1 stop

MLI11:16 pmMoline Quad-City

$340

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 9/10

7:45 am-9:37 pm

1 stop12h 52m

Allentown-Bethlehem

Mon 9/14

7:30 am-10:01 am

1 stop27h 31m

$223

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 9/9

4:49 pm-8:25 pm

1 stop26h 36m

Allentown-Bethlehem

Mon 9/14

7:30 am-10:01 am

1 stop27h 31m

$241

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 8/6

7:30 pm-10:40 pm

Nonstop2h 10m

Allentown-Bethlehem

Mon 8/10

5:12 pm-6:44 pm

Nonstop2h 32m

$269

Quickest round-trip

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Mon 8/24

1:35 pm-4:42 pm

Nonstop2h 07m

Allentown-Bethlehem

Mon 8/31

5:12 pm-6:44 pm

Nonstop2h 32m

$270

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 8/26

1:35 pm-4:42 pm

Nonstop2h 07m

Allentown-Bethlehem

Wed 9/2

5:12 pm-6:44 pm

Nonstop2h 32m

$271

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 8/13

7:05 am-11:39 pm

2 stops15h 34m

Allentown-Bethlehem

Mon 8/17

2:54 pm-1:36 pm

1 stop23h 42m

$288

ChicagoAllentown

MDW - ABE

MDWABE

Chicago Midway

Sat 9/5

6:05 am-12:28 pm

1 stop5h 23m

Allentown-Bethlehem

Mon 9/7

6:09 pm-10:36 pm

1 stop5h 27m

$289

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 8/26

1:50 pm-10:23 pm

1 stop7h 33m

Allentown-Bethlehem

Sun 8/30

6:08 pm-11:57 pm

1 stop6h 49m

$289

PeoriaAllentown

PIA - ABE

PIAABE

Greater Peoria

Wed 8/5

1:13 pm-9:07 pm

1 stop6h 54m

Allentown-Bethlehem

Sat 8/8

5:41 pm-11:20 pm

1 stop6h 39m

$336

MolineAllentown

MLI - ABE

MLIABE

Moline Quad-City

Fri 7/31

2:31 pm-9:07 pm

1 stop5h 36m

Allentown-Bethlehem

Mon 8/3

5:41 pm-11:16 pm

1 stop6h 35m

$340

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Allentown

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Allentown?

The month of December is, on average, the cheapest month to fly to Allentown from Illinois, with most prices found around $92. If you aren’t able to travel to Allentown during the month of December, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $128.

What is the cheapest day to depart on your flight to Allentown?

The cheapest day to depart from Illinois to Allentown is on a Saturday when prices can be found for as low as $298. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Sunday is $667.

What is the cheapest time of day to depart on your flight to Allentown?

At noon is the cheapest time of day to fly from Illinois to Allentown when you can find flight prices for as low as $319. Flying to Allentown at noon is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $589.

What is the cheapest Illinois to Allentown-Bethlehem flight route?

Fly from Chicago O'Hare Intl to Allentown-Bethlehem for the best Illinois - Allentown-Bethlehem flight prices

What cabin class options are available on Illinois to Allentown flights?

There are 3 cabin classes available to choose from on Illinois to Allentown flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Allentown flights?

You could potentially save up to 15% on your flight if you consider stops on a Illinois to Allentown flight.

Cheap Illinois to Allentown flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Allentown

Best Price Found	$268
Fastest flight time	2h 01m
Direct flights	Every day
Airports in Allentown	1 airport

The best one-way flight to Allentown from Illinois in the past 72 hours is $268. The best round-trip flight deal from Illinois to Allentown found on momondo in the last 72 hours is $279.

The fastest flight from Illinois to Allentown takes 2h 01m

Direct flights go from Illinois to Allentown every day.

There is 1 airport in Allentown. From Illinois there are direct flights to Allentown-Bethlehem (ABE).

Search flight deals

Frequently asked questions about flying from Illinois to Allentown

When did momondo last update prices for flights from Illinois to Allentown-Bethlehem Airport?
Prices for flights from Illinois to Allentown-Bethlehem Airport refresh daily.
How many operators does momondo search for flights from Illinois to Allentown-Bethlehem Airport?
As of July 2026, there are 3 operators available to choose from for flights from Illinois to Allentown-Bethlehem Airport.
How old do you have to be to fly from Illinois to Allentown-Bethlehem Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Allentown-Bethlehem Airport.
What documentation or ID do you need to fly to Allentown-Bethlehem Airport?
The required travel and health documents for your Allentown-Bethlehem Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Allentown-Bethlehem Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Illinois to Allentown?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Illinois to Allentown is Canadair (Bombardier) Regional Jet CRJ-550 (26.19% of total bookings). The next most popular plane models are Embraer 170 (23.81%), Canadair (Bombardier) Regional Jet (18.71%), and Airbus A321neo (8.16%).

Best airlines flying from Illinois to Allentown

Compare and see reviews for airlines that fly from Illinois to Allentown with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $184	Free Cancellation	Rating 7.1 11,808 reviews		Search American Airlines flights
United Airlines	PriceFrom $225	Free Cancellation	Rating 7.4 9,988 reviews		Search United Airlines flights

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Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Allentown for you.

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

Yes. momondo allows you to filter the results for Illinois to Allentown flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Allentown from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Illinois to Allentown flights. All you need is a valid email address and we will do the rest; it is that quick and easy.