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$55+ Cheap flights from New Jersey to Illinois

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — ORD
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheap flight deals from New Jersey to Illinois

Keep the following information in mind while searching for New Jersey to Illinois flight deals. Data was last updated November 20, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$86
(Super.com)

One-way from

$55
(Frontier)

Popular in

August

Cheapest in

January

Average price

$235

Good round-trip deal

$71 or less

Good one-way deal

$59 or less
Provider with most accurate pricing for New York (NYC)-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Chicago (CHI) flights.
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From New Jersey to Illinois
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One-way flight from New Jersey to Illinois
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Highest demand for flights based on searches. 8% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from New Jersey to Illinois.
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Price to beat on a one-way flight from New Jersey to Illinois.
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Find flight deals from New Jersey to Illinois

Cheapest flights from New Jersey to Illinois
Explore the most affordable flight options available from New Jersey to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Super.com deal was found by Cheapflights users on 11/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:30 amLGA - ORD
Nonstop2h 31mSpirit Airlines
Tue 12/23:53 pmORD - LGA
Nonstop2h 07mSpirit Airlines
Deal found 11/20$86
This Super.com deal was found by Cheapflights users on 11/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/101:00 pmJFK - ORD
Nonstop2h 57mFrontier
Tue 12/164:22 pmORD - JFK
1 stop7h 37mFrontier
Deal found 11/18$87
This Frontier deal was found by Cheapflights users on 11/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:00 pmJFK - ORD
Nonstop2h 57mFrontier
Wed 12/108:36 amORD - JFK
Nonstop2h 24mFrontier
Deal found 11/19$90
This Frontier deal was found by Cheapflights users on 11/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/121:00 pmJFK - ORD
Nonstop2h 57mFrontier
Mon 12/158:36 amORD - JFK
Nonstop2h 24mFrontier
Deal found 11/19$91
This Trip.com deal was found by Cheapflights users on 11/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Sat 12/64:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 11/19$92
This Super.com deal was found by Cheapflights users on 11/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/68:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Tue 12/94:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 11/19$93
This Frontier deal was found by Cheapflights users on 11/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/121:00 pmJFK - ORD
Nonstop2h 57mFrontier
Tue 12/164:22 pmORD - JFK
1 stop7h 37mFrontier
Deal found 11/19$94
This Priceline deal was found by Cheapflights users on 11/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:30 amLGA - ORD
Nonstop2h 31mSpirit Airlines
Wed 12/104:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 11/19$94
This Frontier deal was found by Cheapflights users on 11/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/121:00 pmJFK - ORD
Nonstop2h 57mFrontier
Thu 12/2512:39 pmORD - JFK
1 stop11h 16mFrontier
Deal found 11/19$95
This Kiwi.com deal was found by Cheapflights users on 11/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:00 pmJFK - ORD
Nonstop2h 57mFrontier
Tue 12/94:22 pmORD - JFK
1 stop7h 37mFrontier
Deal found 11/19$96
This Kiwi.com deal was found by Cheapflights users on 11/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:00 pmJFK - ORD
Nonstop2h 57mMultiple Airlines
Wed 12/107:41 pmORD - JFK
1 stop27h 26mMultiple Airlines
Deal found 11/19$98
This Super.com deal was found by Cheapflights users on 11/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Sat 12/64:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 11/19$98

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Jersey to Illinois 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 November 20, 2025.
Use the filters below to find and compare flights from New Jersey to Illinois that are best for you.

Fly from

New Jersey

Fly to

Illinois

Route

Depart

Return

Price

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Fri 12/12

8:41 pm-10:11 pm

Nonstop2h 30m

Chicago O'Hare Intl

Sun 12/14

4:38 pm-7:42 pm

Nonstop2h 04m

$109

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Fri 1/16

7:30 am-9:12 am

Nonstop2h 42m

Chicago O'Hare Intl

Sun 1/18

5:53 pm-8:59 pm

Nonstop2h 06m

$109

NewarkChicago

EWR - ORD

EWRORD

Newark

Fri 1/2

6:55 am-8:31 am

Nonstop2h 36m

Chicago O'Hare Intl

Mon 1/5

9:34 am-12:50 pm

Nonstop2h 16m

$110

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sat 12/6

8:41 pm-10:11 pm

Nonstop2h 30m

Chicago O'Hare Intl

Tue 12/9

4:38 pm-7:42 pm

Nonstop2h 04m

$110

NewarkChicago

EWR - MDW

EWRMDW

Newark

Mon 12/15

10:30 pm-8:46 am

1 stop11h 16m

Chicago Midway

Tue 12/16

2:49 pm-9:35 pm

1 stop5h 46m

$129

NewarkChicago

EWR - ORD

EWRORD

Newark

Tue 12/30

6:55 am-8:31 am

Nonstop2h 36m

Chicago O'Hare Intl

Mon 1/5

12:39 pm-9:05 pm

1 stop7h 26m

$133

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

Sat 1/10

10:10 am-11:38 am

Nonstop2h 28m

Chicago O'Hare Intl

Sat 1/10

2:30 pm-5:34 pm

Nonstop2h 04m

$134

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Thu 12/11

6:15 am-7:55 am

Nonstop2h 40m

Chicago O'Hare Intl

Mon 12/15

7:25 pm-10:40 pm

Nonstop2h 15m

$137

New YorkChicago

JFK - ORD

JFKORD

New York John F Kennedy Intl

Sun 1/18

7:35 pm-9:35 pm

Nonstop3h 00m

Chicago O'Hare Intl

Sat 1/31

7:00 am-10:29 am

Nonstop2h 29m

$138

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sun 1/18

8:40 pm-10:34 pm

Nonstop2h 54m

Chicago O'Hare Intl

Sat 1/31

5:20 pm-8:30 pm

Nonstop2h 10m

$138

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 60 results
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Best time to book a flight from New Jersey to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from New Jersey 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.

Cheapflights Insights

Everything you need to know about your flight from New Jersey to Illinois

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

Currently, November is the cheapest month in which you can book a flight from New Jersey to Illinois (average of $63). Flying from New Jersey to Illinois in August is currently the most expensive (average of $159). 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 NJ to IL?

Find hourly flight availability from New Jersey to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

A simple way to save on the total cost of your ticket is to fly from New Jersey to Illinois in the evening. If you’re flexible enough to do this you can expect to save up to 42% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from New Jersey to Illinois?

Use this chart to determine the cheapest time to fly round-trip from New Jersey to Illinois. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New Jersey to Illinois flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from New Jersey to Illinois

Explore weekly flight availability from New Jersey to Illinois. 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 November 20, 2025.

The most flights from USNJ to USIL are scheduled on a Thursday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (30 on average).

How much does it cost to fly round-trip from New Jersey to Illinois?

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated November 20, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from New Jersey to Illinois to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,029 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,045 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,154 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.8
Fair
3,106 reviews
Delta
7.9
Good
8,002 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from New Jersey to Illinois?

    Airlines like Spirit Airlines, Frontier, and United Airlines fly from New Jersey to Illinois in about 2h 28m. The time it takes to get you to your destination can typically vary by up to 8h 48m. New Jersey and Illinois are separated by a distance of 676 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from New Jersey to Illinois one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $60. However, be on the lookout for offers from Frontier and Delta, as they are both options that can get you from New Jersey to Illinois for a low price.

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

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

  • How can I find direct flights from New Jersey to Illinois?

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

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

    Yes. Cheapflights offers flight deals from New Jersey to Illinois 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 New Jersey to Illinois?

    Currently, November is the cheapest month in which you can book a flight from New Jersey to Illinois (average of $63). Flying from New Jersey to Illinois in August is currently the most expensive (average of $159). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Jersey to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from New Jersey to Illinois

Discover the top 5 airlines that operate flights from New Jersey to Illinois. 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$68Average$160FlexibilityNo cancel feeOn-time65%
FrontierCheapest$80Average$218FlexibilityNo cancel feeOn-time62%
DeltaCheapest$101Average$377FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$148Average$450FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$155Average$417FlexibilityNo cancel feeOn-time71%

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