Cheap flights To Northern Illinois (CHI) from $44

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Cheap Flights to Northern Illinois from $44 One Way, $93 Round Trip

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Wed, Apr 15 - Sat, Apr 18
LAX
Los Angeles Intl.
ORD
O'Hare Intl.
$93 Roundtrip, found 1 day ago
$93
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Apr 15 from Los Angeles Intl. to O'Hare Intl., returning Sat, Apr 18, priced at $93 found 1 day ago
Wed, Apr 15 - Sat, Apr 25
LAX
Los Angeles Intl.
ORD
O'Hare Intl.
$98 Roundtrip, found 7 hours ago
$98
Roundtrip
found 7 hours ago
Select Spirit Airlines flight, departing Wed, Apr 15 from Los Angeles Intl. to O'Hare Intl., returning Sat, Apr 25, priced at $98 found 7 hours ago
Wed, Apr 15 - Sat, Apr 25
LAX
Los Angeles Intl.
ORD
O'Hare Intl.
$99 Roundtrip, found 7 hours ago
$99
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Wed, Apr 15 from Los Angeles Intl. to O'Hare Intl., returning Sat, Apr 25, priced at $99 found 7 hours ago
Wed, Apr 15 - Sat, Apr 25
LAX
Los Angeles Intl.
ORD
O'Hare Intl.
$131 Roundtrip, found 7 hours ago
$131
Roundtrip
found 7 hours ago
Select Spirit Airlines flight, departing Wed, Apr 15 from Los Angeles Intl. to O'Hare Intl., returning Sat, Apr 25, priced at $131 found 7 hours ago
Wed, May 6 - Tue, May 12
BOS
Logan Intl.
ORD
O'Hare Intl.
$135 Roundtrip, found 2 days ago
$135
Roundtrip
found 2 days ago
Select United flight, departing Wed, May 6 from Logan Intl. to O'Hare Intl., returning Tue, May 12, priced at $135 found 2 days ago
Wed, May 6 - Tue, May 12
BOS
Logan Intl.
ORD
O'Hare Intl.
$135 Roundtrip, found 2 days ago
$135
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Wed, May 6 from Logan Intl. to O'Hare Intl., returning Tue, May 12, priced at $135 found 2 days ago
Wed, May 6 - Tue, May 12
BOS
Logan Intl.
ORD
O'Hare Intl.
$135 Roundtrip, found 2 days ago
$135
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, May 6 from Logan Intl. to O'Hare Intl., returning Tue, May 12, priced at $135 found 2 days ago
Wed, May 6 - Tue, May 12
BOS
Logan Intl.
ORD
O'Hare Intl.
$135 Roundtrip, found 2 days ago
$135
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, May 6 from Logan Intl. to O'Hare Intl., returning Tue, May 12, priced at $135 found 2 days ago
Mon, May 4 - Fri, May 8
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$140 Roundtrip, found 2 days ago
$140
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, May 4 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Fri, May 8, priced at $140 found 2 days ago
Sat, Jul 4 - Tue, Jul 7
MSP
Minneapolis - St. Paul Intl.
ORD
O'Hare Intl.
$147 Roundtrip, just found
$147
Roundtrip
just found
Select Sun Country Airlines flight, departing Sat, Jul 4 from Minneapolis - St. Paul Intl. to O'Hare Intl., returning Tue, Jul 7, priced at $147 just found

Northern Illinois Flight Information

Traveling To
Northern Illinois
Destination Airport IATA Code
CHI
Number of Airlines Serving
Airlines
Spirit Airlines, Frontier Airlines, American Airlines, Sun Country Airlines, Delta, United, JetBlue Airways
Flight Price
$93
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

Northern Illinois economy flight packages

Price found within the past 48 hours. Click for updated prices.
Level Chicago – Old Town
4.0-star property

Level Chicago – Old Town

May 5 - May 7

2 night stay

Dallas (DFW) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $499, price is now $356 per person
$356
per person
found 1 day ago
Level Chicago Fulton Market
4.0-star property

Level Chicago Fulton Market

May 21 - May 25

4 night stay

Dallas (DFW) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
Price was $1,163, price is now $812 per person
$812
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Dallas to Northern Illinois
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Northern Illinois first class flight packages

Price found within the past 48 hours. Click for updated prices.
Hotel Felix River North/Magnificent Mile
4.0-star property

Hotel Felix River North/Magnificent Mile

8.2/10 Very Good! (2,582 reviews)

May 15 - May 18

3 night stay

Newark Liberty Intl. Airport (EWR) to Chicago (ORD)

American Airlines • Roundtrip • FirstClass
Price was $1,495, price is now $1,242 per person
$1,242
per person
found 1 day ago
The rooms were clean and smelled fresh.

Reviewed on Jan 8, 2026

Eurostars Magnificent Mile
4.0-star property

Eurostars Magnificent Mile

9/10 Wonderful! (3,314 reviews)

May 15 - May 18

3 night stay

Newark Liberty Intl. Airport (EWR) to Chicago (ORD)

American Airlines • Roundtrip • FirstClass
Price was $1,580, price is now $1,298 per person
$1,298
per person
found 1 day ago
In convenient area either by walking or uber

Reviewed on Oct 18, 2025

Arlo Chicago
4.0-star property

Arlo Chicago

9.4/10 Exceptional! (2,019 reviews)

May 15 - May 18

3 night stay

Newark Liberty Intl. Airport (EWR) to Chicago (ORD)

American Airlines • Roundtrip • FirstClass
Price was $1,827, price is now $1,593 per person
$1,593
per person
found 1 day ago
The stay in ARLO hotel Chicago was very pleasant. The room was clean and warm. The staff was very helpful and friendly. I would recommend ARLO hotel Chicago to everyone who is planning to visit Chicago. Thank you.

Reviewed on Jan 25, 2026

Don't see what you're looking for?
See all available trips from Newark Liberty Intl. Airport to Northern Illinois
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Northern Illinois

Save money on your flights to Northern Illinois as well as on hotel and car packages.

 

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Frequently asked questions

What is the best airport to fly to in Northern Illinois?
Williamson County Regional Airport (MWA) is the major gateway for this terrific destination. Once you've stepped out of the terminal, the possibilities are endless when it comes to adventuring around Northern Illinois.
How much is a flight to Northern Illinois?
Travelers from far and wide bagged round-trip bargains ranging from $93 to $147 this week. Kicking off your journey from Los Angeles (LAX)? The cheapest one-way prices were just $44.
How to book the cheapest flight to Northern Illinois?
Scoring cheap flights to Northern Illinois is as easy as booking with Orbitz. But if you'd like to make sure you're walking away with the best flight deals around, here are some tips to keep in mind:

  • Departing from or landing at nearby airports can often be more affordable. Enter your preferred departure and arrival points. Next, select the 'Nearby airports' function below to explore your options.
  • Similarly, click on the 'Show flexible dates' link to compare the prices on days either side of your chosen departure. It's possible to find cheaper flight deals if your travel dates are flexible.
  • Select 'Show options' to narrow down your search results. You can pick your preferred seating class and airline here. Under 'Sort & Filter' to the left, you can even specify whether you'd like to fly in the morning, afternoon or evening.
  • The early bird gets the best savings, so purchase your seats once you've settled on your travel dates. The most affordable fares get snapped up first and prices normally increase as the departure date nears.
  • Consider bundling your hotels, flights and car rentals into an Orbitz package to make your dollar go further.
  • Don't fly during the busy season if you can. By avoiding summer, school vacations and other popular dates, you can save big on your airfares.

What is the best time to book a flight to Northern Illinois?
Book in January, February or August for unbeatable fares to Northern Illinois. Once you've found a bargain, lock it in — cheap flights are known to appear and then vanish in the click of a button.
What day of the week is the cheapest to book a flight to Northern Illinois?
In general, Tuesdays, Wednesdays and Saturdays are the cheapest days of the week to book a flight to Northern Illinois. If you want the best airfares, search across those days and you're likely to catch an excellent flight deal.
What is the cheapest day of the week to fly to Northern Illinois?
You can land cheap flights to Northern Illinois by flying out on a Monday, according to Orbitz data from 2020. Tuesday is also more affordable, while Saturday has the most costly ticket prices. Whether you prefer to save a bundle or fly out on whichever day is convenient, you'll always get a terrific deal with Orbitz.
What is the cheapest month to fly to Northern Illinois?
Consider traveling in August if you don't want to put a dent in your budget. Orbitz data has found that it's generally the best month for cheap flights to Northern Illinois. June is when fares really go up.
Which airlines allow free cancellation?
When you search for flights on Orbitz, select "Filter by flexible change policies." This filter will quickly find all the airlines offering free cancellation within 24 hours of booking and no change fees. That means you can relax knowing that if your travel dates change, your flight can too.
What do I need for the flight to Northern Illinois?
Flying can be fun with a little pre-planning! Make your flight a relaxing one with these helpful tips:

  • Whether you print it out or use an electronic one, you'll need your boarding pass to step foot on the plane. You'll also need some kind of government-issued photo identification. If you're flying internationally, make sure your passport is valid and you've looked into visa requirements.
  • Take some activities to keep you amused on your journey to Northern Illinois. Books, magazines and electronic gadgets like laptops and tablets are good ideas. Be sure to take a refillable water bottle with you too. Even on a short flight, it's important to keep well-hydrated.
  • It can get very cool on the plane. If you'd prefer not to shiver your way through the flight, layer up.

How many direct flights are there to Northern Illinois?
With 13 direct flights each month, getting to Northern Illinois doesn't have to be long and stressful. Cape Air offers nonstop services to this bustling destination.
How do I get cheap first-class/business deals to Northern Illinois?
If you think a business or first-class airfare is beyond your grasp, think again. Here are some terrific tips to help you book a premium flight to Northern Illinois for less:

  • Flexibility is everything. By being open to different travel dates, you'll have more chances of spotting a sale on first or business-class airfares.
  • Find a budget airline that has business-class seats. They usually come with more space and a glass of bubbly — and a more appealing price.
  • Bid for an upgrade in online auctions (if available) or upgrade your seat through your frequent flyer program.

What is the best time to go to Northern Illinois?
Northern Illinois is a wonderful getaway destination year-round, but the most popular months are June, July and August. If you're into warm weather, make your way there during the summer months. Like most places in the Northern Hemisphere, the summer season commences June 20. At this time, temperatures usually float between 65 ºF and 80 ºF during the daytime.

More to Explore

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.