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$167+ Cheap flights from Illinois to Allentown (ABE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ABE
Jan 22 — Jan 291
Wed 1/22
Wed 1/29
1 adult, Economy
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Cheap flight deals from Illinois to Allentown

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Allentown (ABE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 17, 2025.

Round-trip from

$224
(American Airlines)

One-way from

$167
(Delta)
From Illinois to Allentown-Bethlehem
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One-way flight from Illinois to Allentown-Bethlehem
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Find flight deals from Illinois to Allentown

Cheapest flights from Illinois to Allentown
Explore the most affordable flight options available from Illinois to Allentown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 17, 2025.

This American Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/65:23 amSTL - ABE
1 stop5h 31mAmerican Airlines
Wed 2/126:53 pmABE - STL
1 stop5h 53mAmerican Airlines
Deal found 1/15$224
This Delta deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:00 amMDW - ABE
1 stop5h 26mDelta
Tue 4/85:17 pmABE - MDW
1 stop6h 07mDelta
Deal found 1/16$229
This American Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/56:30 pmORD - ABE
1 stop4h 46mAmerican Airlines
Sun 2/96:00 amABE - ORD
1 stop7h 30mAmerican Airlines
Deal found 1/15$229
This Delta deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:45 amORD - ABE
1 stop5h 41mDelta
Tue 4/85:17 pmABE - ORD
1 stop7h 42mDelta
Deal found 1/16$269
This United Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/286:30 pmORD - ABE
Nonstop2h 04mUnited Airlines
Wed 4/25:32 pmABE - ORD
Nonstop2h 18mUnited Airlines
Deal found 1/16$279
This Delta deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/144:40 pmSTL - ABE
1 stop4h 59mDelta
Sun 2/166:15 amABE - STL
1 stop6h 31mDelta
Deal found 1/14$289
This Mytrip deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/305:50 amORD - ABE
2 stops16h 19mMultiple Airlines
Wed 3/192:51 pmABE - ORD
2 stops10h 16mMultiple Airlines
Deal found 1/16$290
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/144:23 pmMLI - ABE
1 stop7h 03mAmerican Airlines
Sun 2/165:37 pmABE - MLI
1 stop5h 49mAmerican Airlines
Deal found 1/16$401
This United Airlines deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/313:59 pmMLI - ABE
1 stop4h 22mUnited Airlines
Tue 2/46:30 amABE - MLI
1 stop4h 48mUnited Airlines
Deal found 1/15$404
This United Airlines deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/74:36 pmSTL - ABE
2 stops23h 19mUnited Airlines
Sun 2/96:30 amABE - STL
1 stop6h 46mUnited Airlines
Deal found 1/14$438
This American Airlines deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/315:05 amEVV - ABE
1 stop5h 49mAmerican Airlines
Tue 2/412:31 pmABE - EVV
1 stop4h 39mAmerican Airlines
Deal found 1/16$549

Find flights from Illinois to Allentown within your budget

Customize your flight search to find flights from Illinois to Allentown that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 17, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisAllentown

STL - ABE

STLABE

Lambert-St Louis

Thu 2/6

5:23 am-11:54 am

1 stop5h 31m

Allentown-Bethlehem

Wed 2/12

6:53 pm-11:46 pm

1 stop5h 53m

$224

ChicagoAllentown

MDW - ABE

MDWABE

Chicago Midway

Tue 4/1

6:00 am-12:26 pm

1 stop5h 26m

Allentown-Bethlehem

Tue 4/8

5:17 pm-10:24 pm

1 stop6h 07m

$229

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Wed 2/5

6:30 pm-12:16 am

1 stop4h 46m

Allentown-Bethlehem

Sun 2/9

6:00 am-12:30 pm

1 stop7h 30m

$229

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Tue 4/1

5:45 am-12:26 pm

1 stop5h 41m

Allentown-Bethlehem

Tue 4/8

5:17 pm-11:59 pm

1 stop7h 42m

$269

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Fri 3/28

6:30 pm-9:34 pm

Nonstop2h 04m

Allentown-Bethlehem

Wed 4/2

5:32 pm-6:50 pm

Nonstop2h 18m

$279

St. LouisAllentown

STL - ABE

STLABE

Lambert-St Louis

Fri 2/14

4:40 pm-10:39 pm

1 stop4h 59m

Allentown-Bethlehem

Sun 2/16

6:15 am-11:46 am

1 stop6h 31m

$289

ChicagoAllentown

ORD - ABE

ORDABE

Chicago O'Hare Intl

Thu 1/30

5:50 am-11:09 pm

2 stops16h 19m

Allentown-Bethlehem

Wed 3/19

2:51 pm-12:07 am

2 stops10h 16m

$290

MolineAllentown

MLI - ABE

MLIABE

Moline Quad-City

Fri 2/14

4:23 pm-12:26 am

1 stop7h 03m

Allentown-Bethlehem

Sun 2/16

5:37 pm-10:26 pm

1 stop5h 49m

$401

MolineAllentown

MLI - ABE

MLIABE

Moline Quad-City

Fri 1/31

3:59 pm-9:21 pm

1 stop4h 22m

Allentown-Bethlehem

Tue 2/4

6:30 am-10:18 am

1 stop4h 48m

$404

St. LouisAllentown

STL - ABE

STLABE

Lambert-St Louis

Fri 2/7

4:36 pm-4:55 pm

2 stops23h 19m

Allentown-Bethlehem

Sun 2/9

6:30 am-12:16 pm

1 stop6h 46m

$438

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 17 results
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Best time to book a flight from Illinois to Allentown

Have a flexible travel schedule? Discover the best time to fly to Allentown from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Illinois to Allentown

Get recent, data-driven insights about flights from Illinois to Allentown including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Illinois to Allentown?

Currently, February is the cheapest month in which you can book a flight from Illinois to Allentown (average of $298). Flying from Illinois to Allentown in December is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to ABE?

Find hourly flight availability from Illinois to Allentown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 17, 2025.

When flying from Illinois to Allentown, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Illinois to Allentown

Explore weekly flight availability from Illinois to Allentown. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 17, 2025.

The most flights from USIL to ABE are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Allentown by month

Plan your trip to Allentown by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Allentown ranges from 2.7 - 5.0 inches per month. July is typically the wettest month, when rainfall can reach 5.0 in. February is typically the driest time to visit Allentown when rainfall is around 2.7 in.

Temperature in Allentown by month

Plan your trip to Allentown by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Allentown, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Allentown

Get insights into the airlines that provide service to Allentown. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Allentown. Reviews last updated January 17, 2025.
To help decide which airline to fly from Illinois to Allentown, see what other customers have to say about Delta, United Airlines and American Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,511 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,511 reviews
Delta
8.0
Very good
8,511 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,965 reviews
Delta
8.0
Very good
8,511 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,511 reviews

Food

7.3

Entertainment

7.9

Crew

8.6

Boarding

8.2

Overall

8.0

Comfort

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Illinois to Allentown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Allentown from Illinois?

    Located just 3.9 mi from the city center, Allentown-Bethlehem (ABE) is the airport most travelers will use when flying to Allentown from Illinois.

  • What are the most popular routes from Illinois to Allentown?

    The most popular route from Illinois to Allentown is Chicago O'Hare Intl - Allentown-Bethlehem. You may also consider Chicago Midway - Allentown-Bethlehem or Lambert-St Louis - Allentown-Bethlehem.

  • What are the most reliable airlines from Illinois to Allentown?

    Consider SkyWest Airlines (100%), United Airlines (77%) or Air New Zealand (76%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Allentown.

  • What are the cheapest flights from Illinois to Allentown?

    While on average a flight from Illinois to Allentown is generally $528, our data shows the cheapest flight currently is $223. When looking at the most popular route, (Chicago O'Hare Intl - Allentown-Bethlehem), you can expect to pay $209 for that flight.

  • Can I find deals for flights from Illinois to Allentown that include hotel bookings?

    Yes. In addition to deals on Illinois to Allentown flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Allentown?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Allentown.

  • Can I find deals for business class flights from Illinois to Allentown?

    Yes. Cheapflights offers flight deals from Illinois to Allentown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Allentown?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Allentown (average of $298). Flying from Illinois to Allentown in December is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Illinois to Allentown

Discover the top 2 airlines that operate flights from Illinois to Allentown. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$187Average$334FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$263Average$444FlexibilityNo cancel feeOn-time69%
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