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$48+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — ORD
Jan 4 — Jan 111
Sun 1/4
Sun 1/11
1 adult, Economy
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Cheap 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 December 5, 2025.

This Super.com deal was found by Cheapflights users on 12/4. 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 12/121:00 pmJFK - ORD
Nonstop2h 57mFrontier
Mon 12/158:36 amORD - JFK
Nonstop2h 24mFrontier
Deal found 12/4$84
This Super.com deal was found by Cheapflights users on 12/4. 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 12/318:37 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Sat 1/37:20 amORD - LGA
Nonstop2h 01mSpirit Airlines
Deal found 12/4$84
This Super.com deal was found by Cheapflights users on 12/2. 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 12/98:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Wed 12/104:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 12/2$86
This Super.com deal was found by Cheapflights users on 12/3. 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 12/128:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Sat 1/245:53 pmORD - LGA
Nonstop2h 06mSpirit Airlines
Deal found 12/3$87
This Frontier deal was found by Cheapflights users on 12/2. 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 12/2611:00 amJFK - ORD
Nonstop2h 57mFrontier
Sat 1/108:35 amORD - JFK
Nonstop2h 24mFrontier
Deal found 12/2$88
This Cheapflightsfares deal was found by Cheapflights users on 12/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/98:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Tue 12/164:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 12/2$89
This Expedia deal was found by Cheapflights users on 12/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Tue 12/164:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 12/3$90
This Super.com deal was found by Cheapflights users on 12/2. 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 12/121:00 pmJFK - ORD
Nonstop2h 57mFrontier
Fri 12/196:40 amORD - JFK
Nonstop2h 24mFrontier
Deal found 12/2$91
This Super.com deal was found by Cheapflights users on 12/2. 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 12/108:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Wed 12/174:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 12/2$91
This Super.com deal was found by Cheapflights users on 12/2. 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 12/128:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Mon 12/154:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 12/2$94
This Expedia deal was found by Cheapflights users on 12/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Mon 12/154:38 pmORD - LGA
Nonstop2h 04mSpirit Airlines
Deal found 12/3$95
This CheapOair deal was found by Cheapflights users on 12/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:41 pmLGA - ORD
Nonstop2h 30mSpirit Airlines
Sat 1/37:20 amORD - LGA
Nonstop2h 01mSpirit Airlines
Deal found 12/2$97

Find 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 December 5, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$83
(Kiwi.com)

One-way from

$48
(Trip.com)

Popular in

August

Cheapest in

January

Average price

$252

Good round-trip deal

$73 or less

Good one-way deal

$45 or less
Provider with most accurate pricing for New York (NYC)-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Chicago (CHI) flights.
Search Deals
From New Jersey to Illinois
Search Deals
One-way flight from New Jersey to Illinois
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from New Jersey to Illinois.
Search Deals
Price to beat on a one-way flight from New Jersey to Illinois.
Search Deals

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 December 5, 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

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

Thu 1/8

5:00 pm-6:30 pm

Nonstop2h 30m

Chicago O'Hare Intl

Mon 1/12

8:56 am-12:07 pm

Nonstop2h 11m

$105

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

Fri 1/9

5:00 pm-6:30 pm

Nonstop2h 30m

Chicago O'Hare Intl

Tue 1/13

11:20 am-2:31 pm

Nonstop2h 11m

$109

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

Wed 1/21

10:10 am-11:38 am

Nonstop2h 28m

Chicago O'Hare Intl

Fri 1/23

11:20 am-2:31 pm

Nonstop2h 11m

$109

NewarkChicago

EWR - ORD

EWRORD

Newark

Thu 1/8

1:00 pm-7:38 pm

1 stop7h 38m

Chicago O'Hare Intl

Mon 1/12

4:38 pm-7:46 pm

Nonstop2h 08m

$113

New YorkChicago

JFK - ORD

JFKORD

New York John F Kennedy Intl

Thu 2/12

9:15 pm-11:10 pm

Nonstop2h 55m

Chicago O'Hare Intl

Wed 2/18

6:04 am-9:20 am

Nonstop2h 16m

$114

New YorkChicago

JFK - ORD

JFKORD

New York John F Kennedy Intl

Tue 2/10

5:30 pm-7:45 pm

Nonstop3h 15m

Chicago O'Hare Intl

Thu 2/19

6:04 am-9:20 am

Nonstop2h 16m

$114

New YorkChicago

JFK - ORD

JFKORD

New York John F Kennedy Intl

Tue 2/10

5:30 pm-7:45 pm

Nonstop3h 15m

Chicago O'Hare Intl

Fri 2/13

6:04 am-9:20 am

Nonstop2h 16m

$114

NewarkChicago

EWR - ORD

EWRORD

Newark

Sat 1/10

3:10 pm-4:56 pm

Nonstop2h 46m

Chicago O'Hare Intl

Sat 1/10

9:29 pm-12:45 am

Nonstop2h 16m

$117

New YorkChicago

LGA - MDW

LGAMDW

New York LaGuardia

Thu 2/5

2:05 pm-3:45 pm

Nonstop2h 40m

Chicago Midway

Tue 2/10

7:15 pm-10:20 pm

Nonstop2h 05m

$118

New YorkChicago

JFK - ORD

JFKORD

New York John F Kennedy Intl

Fri 2/13

9:15 pm-11:10 pm

Nonstop2h 55m

Chicago O'Hare Intl

Sat 2/14

6:04 am-9:20 am

Nonstop2h 16m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/4

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, December is the cheapest month in which you can book a flight from New Jersey to Illinois (average of $59). 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 December 5, 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 46% 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 December 5, 2025.

The most flights from USNJ to USIL are scheduled on a Thursday (56 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 on average).

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 December 5, 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
8,011 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Entertainment

7.9

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
8,011 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Entertainment

7.9

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
9,065 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Entertainment

7.9

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
11,047 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Entertainment

7.9

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
8,157 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Entertainment

7.9

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
3,090 reviews
Delta
7.9
Good
8,011 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.3

Entertainment

7.9

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 United Airlines, Spirit Airlines, and JetBlue fly from New Jersey to Illinois in about 2h 30m. The time it takes to get you to your destination can typically vary by up to 5h 08m. 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 Air Canada, with whom users have recently found tickets for as low as $492. However, be on the lookout for offers from EVA Air and Emirates, 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, December is the cheapest month in which you can book a flight from New Jersey to Illinois (average of $59). 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

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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 December 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$68Average$157FlexibilityNo cancel feeOn-time65%
FrontierCheapest$80Average$212FlexibilityNo cancel feeOn-time62%
DeltaCheapest$101Average$376FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$118Average$413FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$155Average$415FlexibilityNo cancel feeOn-time71%

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