Cheap flights from New Jersey to Illinois from $58

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Jersey to Illinois departing on 5/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
6:30 am - 8:01 am
LGA
-
ORD
2h 31mnonstop
Spirit Airlines Logo
2:09 pm - 5:20 pm
ORD
-
LGA
2h 11mnonstop
$102Spirit Airlines
Mon, Apr 13 - Fri, Apr 17
Spirit Airlines Logo
2:38 pm - 4:14 pm
LGA
-
ORD
2h 36mnonstop
Spirit Airlines Logo
2:09 pm - 5:20 pm
ORD
-
LGA
2h 11mnonstop
$103Spirit Airlines
Sat, Apr 18 - Mon, Apr 20
Spirit Airlines Logo
6:30 am - 8:01 am
LGA
-
ORD
2h 31mnonstop
Spirit Airlines Logo
2:09 pm - 5:20 pm
ORD
-
LGA
2h 11mnonstop
$105Spirit Airlines
Mon, Apr 13 - Tue, Apr 21
Frontier Logo
11:30 am - 1:00 pm
EWR
-
MDW
2h 30mnonstop
Frontier Logo
7:30 am - 10:38 am
MDW
-
EWR
2h 08mnonstop
$113Frontier
Fri, Apr 24 - Sun, Apr 26
Frontier Logo
11:30 am - 1:00 pm
EWR
-
MDW
2h 30mnonstop
Frontier Logo
7:30 am - 10:38 am
MDW
-
EWR
2h 08mnonstop
$115Frontier
Thu, Apr 30 - Sun, May 3
Delta Logo
3:24 pm - 5:41 pm
JFK
-
ORD
3h 17mnonstop
Delta Logo
6:04 am - 9:29 am
ORD
-
JFK
2h 25mnonstop
$159Delta
Tue, May 5 - Wed, May 6
Delta Logo
8:19 am - 10:28 am
JFK
-
ORD
3h 09mnonstop
Delta Logo
6:04 am - 9:29 am
ORD
-
JFK
2h 25mnonstop
$160Delta
Sat, Apr 18 - Tue, Apr 21
United Airlines Logo
7:45 pm - 11:43 pm
PHL
-
ORD
4h 58m
1 stop
United Airlines Logo
11:05 am - 2:16 pm
ORD
-
PHL
2h 11mnonstop
$186United Airlines
Sat, Apr 18 - Tue, Apr 21
American Airlines Logo
5:52 pm - 7:59 pm
LGA
-
STL
3h 07mnonstop
American Airlines Logo
5:51 am - 12:11 pm
STL
-
LGA
5h 20m
1 stop
$300American Airlines
Wed, Apr 15 - Fri, Apr 17
United Airlines Logo
3:07 pm - 7:22 pm
EWR
-
STL
5h 15m
1 stop
United Airlines Logo
6:15 am - 9:51 am
STL
-
EWR
2h 36mnonstop
$350United Airlines
Sat, Apr 11 - Thu, Apr 16

Spirit Airlines flights from New Jersey to Illinois

Our best Spirit Airlines deals on New Jersey to Illinois flight tickets
Spirit Airlines
Apr 13
LGA6:30 amNew York LaGuardia
2h 31m
ORD8:01 amChicago O'Hare Intl
Apr 16
ORD2:09 pmChicago O'Hare Intl
2h 11m
LGA5:20 pmNew York LaGuardia
$102
Spirit Airlines
Apr 18
LGA2:38 pmNew York LaGuardia
2h 36m
ORD4:14 pmChicago O'Hare Intl
Apr 20
ORD2:09 pmChicago O'Hare Intl
2h 11m
LGA5:20 pmNew York LaGuardia
$103
Spirit Airlines
Apr 13
LGA6:30 amNew York LaGuardia
2h 31m
ORD8:01 amChicago O'Hare Intl
Apr 21
ORD2:09 pmChicago O'Hare Intl
2h 11m
LGA5:20 pmNew York LaGuardia
$105

Frontier flights from New Jersey to Illinois

Our best Frontier deals on New Jersey to Illinois flight tickets
Frontier
Apr 24
EWR11:30 amNewark
2h 30m
MDW1:00 pmChicago Midway
Apr 26
MDW7:30 amChicago Midway
2h 08m
EWR10:38 amNewark
$113
Frontier
Apr 30
EWR11:30 amNewark
2h 30m
MDW1:00 pmChicago Midway
May 3
MDW7:30 amChicago Midway
2h 08m
EWR10:38 amNewark
$115
Frontier
Apr 22
EWR1:45 pmNewark
18h 41m
1 stop
MDW7:26 amChicago Midway
Apr 24
MDW7:30 amChicago Midway
2h 08m
EWR10:38 amNewark
$116

momondo 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, momondo users made 832,500 searches. Data last updated March 27, 2026.
Use the filters below to find and compare flights from New Jersey to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Mon 4/13

6:30 am-8:01 am

Nonstop2h 31m

Chicago O'Hare Intl

Fri 4/17

2:09 pm-5:20 pm

Nonstop2h 11m

$102

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Sat 4/18

2:38 pm-4:14 pm

Nonstop2h 36m

Chicago O'Hare Intl

Mon 4/20

2:09 pm-5:20 pm

Nonstop2h 11m

$103

New YorkChicago

LGA - ORD

LGAORD

New York LaGuardia

Mon 4/13

6:30 am-8:01 am

Nonstop2h 31m

Chicago O'Hare Intl

Tue 4/21

2:09 pm-5:20 pm

Nonstop2h 11m

$105
Quickest round-trip

NewarkChicago

EWR - MDW

EWRMDW

Newark

Fri 4/24

11:30 am-1:00 pm

Nonstop2h 30m

Chicago Midway

Sun 4/26

7:30 am-10:38 am

Nonstop2h 08m

$113

NewarkChicago

EWR - MDW

EWRMDW

Newark

Thu 4/30

11:30 am-1:00 pm

Nonstop2h 30m

Chicago Midway

Sun 5/3

7:30 am-10:38 am

Nonstop2h 08m

$115

New YorkChicago

JFK - ORD

JFKORD

New York John F Kennedy Intl

Tue 5/5

3:24 pm-5:41 pm

Nonstop3h 17m

Chicago O'Hare Intl

Wed 5/6

6:04 am-9:29 am

Nonstop2h 25m

$159

New YorkChicago

JFK - ORD

JFKORD

New York John F Kennedy Intl

Sat 4/18

8:19 am-10:28 am

Nonstop3h 09m

Chicago O'Hare Intl

Tue 4/21

6:04 am-9:29 am

Nonstop2h 25m

$160

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

Sat 4/18

7:45 pm-11:43 pm

1 stop4h 58m

Chicago O'Hare Intl

Tue 4/21

11:05 am-2:16 pm

Nonstop2h 11m

$186

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Wed 4/15

5:52 pm-7:59 pm

Nonstop3h 07m

Lambert-St Louis

Fri 4/17

5:51 am-12:11 pm

1 stop5h 20m

$300

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Sat 4/11

3:07 pm-7:22 pm

1 stop5h 15m

Lambert-St Louis

Thu 4/16

6:15 am-9:51 am

Nonstop2h 36m

$350

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from New Jersey to Illinois

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 Illinois?

The cheapest month to fly to Illinois from New Jersey is in January. Flight prices, which tend to average around $177, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $182.

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

The cheapest day to depart from New Jersey to Illinois is on a Wednesday when prices can be found for as low as $311. Flights from New Jersey to Illinois on a Monday will generally be more expensive and average around $395. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from New Jersey to Illinois during this time can be as low as $257. Flights in the afternoon are often more expensive with an average ticket price of $395.

What is the cheapest New Jersey to Illinois flight route?

Fly from Newark to Chicago Midway for the best New Jersey - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from New Jersey when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $235 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from New Jersey for as low as $184 on momondo.

What cabin class options are available on New Jersey to Illinois flights?

There are 4 cabin classes available to choose from on New Jersey to Illinois 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 New Jersey to Illinois flights?

No. A direct flight is the cheapest option for a flight between New Jersey to Illinois.

Cheap New Jersey to Illinois flight deals and tips

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

Best Price Found

$57

Fastest flight time

2h 00m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from New Jersey in the past 72 hours is $57. The best round-trip flight deal from New Jersey to Illinois found on momondo in the last 72 hours is $66.
The fastest flight from New Jersey to Illinois takes 2h 00m
Direct flights go from New Jersey to Illinois every day.
There are 98 airports in Illinois. From New Jersey there are direct flights to Chicago Midway (MDW).
  • When did momondo last update prices for flights from New Jersey to Illinois?

    Prices for flights from New Jersey to Illinois refresh daily.

  • How many operators does momondo search for flights from New Jersey to Illinois?

  • How old do you have to be to fly from New Jersey to Illinois?

    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 New Jersey to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from New Jersey to Illinois?

Best airlines flying from New Jersey to Illinois

Compare and see reviews for airlines that fly from New Jersey to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $55Free CancellationRating
5.7
3,014 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $68Free CancellationRating
6.3
8,552 reviews
Search Spirit Airlines flights
DeltaPriceFrom $98Free CancellationRating
7.9
8,338 reviews
Search Delta flights
United AirlinesPriceFrom $144Free CancellationRating
7.4
9,493 reviews
Search United Airlines flights
American AirlinesPriceFrom $164Free CancellationRating
7.1
11,503 reviews
Search American Airlines flights

Why use momondo?

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

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 New Jersey to Illinois for you.

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

Yes. All flights to Illinois from New Jersey on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from New Jersey to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from New Jersey.

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

Price alerts on flights to Illinois from New Jersey are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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1 adult
Sun 4/26
Sun 5/3

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