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 03m on average. On the other hand, flying from Peoria to Newark Airport takes 4h 22m 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.

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

As of September 2025, 7 flights take off from Illinois and land in Allentown each day. The most common flight departure time for this route is 6:00PM, with 42% of daily flights taking off in the evening.

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

As of September 2025, 49 flights take off from Illinois and land in Allentown each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

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

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

What airlines fly to Allentown?

American Airlines, United Airlines and Spirit Airlines are the top three most popular airlines that fly to Allentown from Illinois according to our data. American Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Allentown. Keep in mind that there are 6 different airlines that fly to Allentown on a routine basis, so you have a few additional options to choose from.

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 September 2025, 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.

$85 Cheap Flights from Illinois to Allentown in 2025/26

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Find the cheapest flights from Illinois to Allentown

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:10 am - 1:30 pmORD-ABE

5h 20m1 stop

6:10 am - 11:03 amABE-ORD

5h 53m1 stop

$199American Airlines

Find Deal

Thu, Dec 4 - Sat, Dec 6

7:25 am - 10:38 amORD-ABE

2h 13mnonstop

1:00 pm - 2:32 pmABE-ORD

2h 32mnonstop

$209United Airlines

Find Deal

Mon, Oct 20 - Sat, Oct 25

10:35 am - 5:13 pmMDW-ABE

5h 38m1 stop

5:40 pm - 9:46 pmABE-MDW

5h 06m1 stop

$213Delta

Find Deal

Wed, Feb 18 - Sat, Feb 21

5:20 am - 1:26 pmORD-ABE

7h 06m1 stop

5:53 pm - 9:24 pmABE-ORD

4h 31m1 stop

$214American Airlines

Find Deal

Sat, Oct 11 - Sat, Oct 18

7:25 am - 10:38 amORD-ABE

2h 13mnonstop

6:30 am - 7:58 amABE-ORD

2h 28mnonstop

$217United Airlines

Find Deal

Fri, Oct 17 - Sun, Oct 19

9:30 am - 5:13 pmMDW-ABE

6h 43m2 stops

5:40 pm - 9:46 pmABE-MDW

5h 06m1 stop

$218Delta

Find Deal

Wed, Feb 18 - Sat, Feb 21

6:58 pm - 9:26 amORD-ABE

13h 28m1 stop

6:15 am - 10:08 amABE-ORD

28h 53m1 stop

$236Multiple Airlines

Find Deal

Wed, Oct 15 - Mon, Oct 20

6:58 pm - 9:26 amORD-ABE

13h 28m1 stop

8:00 am - 9:33 pmABE-ORD

14h 33m1 stop

$237Multiple Airlines

Find Deal

Wed, Oct 22 - Fri, Oct 24

5:35 pm - 10:41 amMDW-ABE

16h 06m2 stops

3:42 pm - 12:02 pmABE-MDW

21h 20m2 stops

$369Allegiant Air

Find Deal

Fri, Nov 7 - Sun, Nov 9

5:40 pm - 9:23 pmMDW-ABE

26h 43m1 stop

6:19 pm - 4:33 pmABE-MDW

23h 14m2 stops

$508Allegiant Air

Find Deal

Thu, Oct 9 - Sun, Oct 12

United Airlines flights from Illinois to Allentown

Our best United Airlines deals on Illinois to Allentown flight tickets

United Airlines

Oct 20

ORD7:25 amChicago O'Hare Intl

2h 13m

ABE10:38 amAllentown-Bethlehem

Oct 25

ABE1:00 pmAllentown-Bethlehem

2h 32m

ORD2:32 pmChicago O'Hare Intl

$209

Find similar

United Airlines

Oct 17

ORD7:25 amChicago O'Hare Intl

2h 13m

ABE10:38 amAllentown-Bethlehem

Oct 19

ABE6:30 amAllentown-Bethlehem

2h 28m

ORD7:58 amChicago O'Hare Intl

$217

Find similar

United Airlines

Oct 11

ORD1:45 pmChicago O'Hare Intl

2h 08m

ABE4:53 pmAllentown-Bethlehem

Oct 18

ABE5:28 pmAllentown-Bethlehem

2h 27m

ORD6:55 pmChicago O'Hare Intl

$219

Find similar

Delta flights from Illinois to Allentown

Our best Delta deals on Illinois to Allentown flight tickets

Delta

Feb 18

MDW10:35 amChicago Midway

5h 38m

1 stop

ABE5:13 pmAllentown-Bethlehem

Feb 21

ABE5:40 pmAllentown-Bethlehem

5h 06m

1 stop

MDW9:46 pmChicago Midway

$213

Find similar

Delta

Feb 18

MDW9:30 amChicago Midway

6h 43m

2 stops

ABE5:13 pmAllentown-Bethlehem

Feb 21

ABE5:40 pmAllentown-Bethlehem

5h 06m

1 stop

MDW9:46 pmChicago Midway

$218

Find similar

Delta

Feb 18

STL10:00 amLambert-St Louis

6h 13m

1 stop

ABE5:13 pmAllentown-Bethlehem

Feb 21

ABE5:40 pmAllentown-Bethlehem

7h 00m

1 stop

STL11:40 pmLambert-St Louis

$237

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 12/4

7:10 am-1:30 pm

1 stop5h 20m

Allentown-Bethlehem

Sat 12/6

6:10 am-11:03 am

1 stop5h 53m

$199

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Mon 10/20

7:25 am-10:38 am

Nonstop2h 13m

Allentown-Bethlehem

Sat 10/25

1:00 pm-2:32 pm

Nonstop2h 32m

$209

ChicagoAllentown

MDW - ABE

MDWABE

Chicago Midway

Wed 2/18

10:35 am-5:13 pm

1 stop5h 38m

Allentown-Bethlehem

Sat 2/21

5:40 pm-9:46 pm

1 stop5h 06m

$213

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Sat 10/11

5:20 am-1:26 pm

1 stop7h 06m

Allentown-Bethlehem

Sat 10/18

5:53 pm-9:24 pm

1 stop4h 31m

$214

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 10/17

7:25 am-10:38 am

Nonstop2h 13m

Allentown-Bethlehem

Sun 10/19

6:30 am-7:58 am

Nonstop2h 28m

$217

ChicagoAllentown

MDW - ABE

MDWABE

Chicago Midway

Wed 2/18

9:30 am-5:13 pm

2 stops6h 43m

Allentown-Bethlehem

Sat 2/21

5:40 pm-9:46 pm

1 stop5h 06m

$218

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 10/15

6:58 pm-9:26 am

1 stop13h 28m

Allentown-Bethlehem

Mon 10/20

6:15 am-10:08 am

1 stop28h 53m

$236

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 10/22

6:58 pm-9:26 am

1 stop13h 28m

Allentown-Bethlehem

Fri 10/24

8:00 am-9:33 pm

1 stop14h 33m

$237

ChicagoAllentown

MDW - ABE

MDWABE

Chicago Midway

Fri 11/7

5:35 pm-10:41 am

2 stops16h 06m

Allentown-Bethlehem

Sun 11/9

3:42 pm-12:02 pm

2 stops21h 20m

$369

ChicagoAllentown

MDW - ABE

MDWABE

Chicago Midway

Thu 10/9

5:40 pm-9:23 pm

1 stop26h 43m

Allentown-Bethlehem

Sun 10/12

6:19 pm-4:33 pm

2 stops23h 14m

$508

Flights are sorted by cheapest round-trip flights first.

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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 May is, on average, the cheapest month to fly to Allentown from Illinois, with most prices found around $269. If you aren’t able to travel to Allentown during the month of May, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $278.

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 $377. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Monday is $670.

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

In the morning is the cheapest time of day to fly from Illinois to Allentown when you can find flight prices for as low as $359. Flying to Allentown in the morning is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $536.

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-Bethlehem flights?

There are 2 cabin classes available to choose from on Illinois to Allentown-Bethlehem 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 41% 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	$278
Fastest flight time	2h 03m
Direct flights	Every day
Airports in Allentown	1 airport

The best one-way flight to Allentown from Illinois in the past 72 hours is $278. The best round-trip flight deal from Illinois to Allentown found on momondo in the last 72 hours is $359.

The fastest flight from Illinois to Allentown takes 2h 03m

Direct flights go from Illinois to Allentown every day.

There is 1 airport near Allentown: Allentown-Bethlehem (ABE)

Search flight deals

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 September 2025, 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 (32.08% of total bookings). The next most popular plane models are Canadair (Bombardier) Regional Jet (19.81%), Boeing 737-900 (8.49%), and Airbus A321neo (6.60%).

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 $158	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
United Airlines	PriceFrom $245	Free Cancellation	Rating 7.4 8,928 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.

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Cheap flights from Illinois to Allentown from $85

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Allentown departing on 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Illinois to Allentown

Our best United Airlines deals on Illinois to Allentown flight tickets

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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

What is the cheapest month to fly to Allentown?

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 $377. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Allentown on Monday is $670.

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

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-Bethlehem flights?

There are 2 cabin classes available to choose from on Illinois to Allentown-Bethlehem 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 41% on your flight if you consider stops on a Illinois to Allentown flight.

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

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

What airlines fly to Allentown?

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

As of September 2025, 7 flights take off from Illinois and land in Allentown each day. The most common flight departure time for this route is 6:00PM, with 42% of daily flights taking off in the evening.

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

As of September 2025, 49 flights take off from Illinois and land in Allentown each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

How long does it take to fly to Allentown?

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

Fastest flight time

Direct flights

Airports in Allentown

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

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

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

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

What is the most popular plane model from Illinois to Allentown?

Best airlines flying from Illinois to Allentown

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

Traveling to a place near Allentown?

Why use momondo?

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

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

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

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

An easier way to manage your Allentown trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Pennsylvania