Cheap flights To Northern Illinois (CHI) from $29

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Cheap Flights to Northern Illinois from $29 One Way, $56 Round Trip

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

Mon, Apr 27 - Thu, Apr 30
CLT
Charlotte-Douglas Intl.
ORD
O'Hare Intl.
$56 Roundtrip, found 3 hours ago
$56
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Mon, Apr 27 from Charlotte-Douglas Intl. to O'Hare Intl., returning Thu, Apr 30, priced at $56 found 3 hours ago
Sun, Mar 8 - Mon, Mar 9
CLT
Charlotte-Douglas Intl.
ORD
O'Hare Intl.
$62 Roundtrip, just found
$62
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Mar 8 from Charlotte-Douglas Intl. to O'Hare Intl., returning Mon, Mar 9, priced at $62 just found
Mon, Apr 20 - Fri, Apr 24
RDU
Raleigh - Durham Intl.
ORD
O'Hare Intl.
$66 Roundtrip, found 3 days ago
$66
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Apr 20 from Raleigh - Durham Intl. to O'Hare Intl., returning Fri, Apr 24, priced at $66 found 3 days ago
Sun, Mar 22 - Mon, Mar 30
CLT
Charlotte-Douglas Intl.
ORD
O'Hare Intl.
$67 Roundtrip, found 4 hours ago
$67
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Sun, Mar 22 from Charlotte-Douglas Intl. to O'Hare Intl., returning Mon, Mar 30, priced at $67 found 4 hours ago
Thu, Mar 19 - Thu, Apr 2
CLT
Charlotte-Douglas Intl.
ORD
O'Hare Intl.
$70 Roundtrip, found 4 days ago
$70
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Thu, Mar 19 from Charlotte-Douglas Intl. to O'Hare Intl., returning Thu, Apr 2, priced at $70 found 4 days ago
Fri, Jul 17 - Tue, Jul 21
SAN
San Diego Intl.
ORD
O'Hare Intl.
$95 Roundtrip, found 4 hours ago
$95
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Fri, Jul 17 from San Diego Intl. to O'Hare Intl., returning Tue, Jul 21, priced at $95 found 4 hours ago
Thu, May 28 - Mon, Jun 1
SAN
San Diego Intl.
ORD
O'Hare Intl.
$111 Roundtrip, found 18 hours ago
$111
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Thu, May 28 from San Diego Intl. to O'Hare Intl., returning Mon, Jun 1, priced at $111 found 18 hours ago
Mon, Jun 8 - Thu, Jul 9
SAN
San Diego Intl.
ORD
O'Hare Intl.
$111 Roundtrip, found 6 hours ago
$111
Roundtrip
found 6 hours ago
Select United flight, departing Mon, Jun 8 from San Diego Intl. to O'Hare Intl., returning Thu, Jul 9, priced at $111 found 6 hours ago
Tue, Mar 10 - Tue, Mar 17
CLT
Charlotte-Douglas Intl.
ORD
O'Hare Intl.
$140 Roundtrip, found 4 hours ago
$140
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Tue, Mar 10 from Charlotte-Douglas Intl. to O'Hare Intl., returning Tue, Mar 17, priced at $140 found 4 hours ago
Mon, May 11 - Wed, May 13
SAN
San Diego Intl.
RFD
Greater Rockford
$167 Roundtrip, found 1 day ago
$167
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, May 11 from San Diego Intl. to Greater Rockford, returning Wed, May 13, priced at $167 found 1 day ago

Northern Illinois Flight Information

Traveling To
Northern Illinois
Destination Airport IATA Code
CHI
Number of Airlines Serving
Airlines
Frontier Airlines, United, American Airlines, Alaska Airlines, Spirit Airlines, JetBlue Airways
Flight Price
$56
Earliest Departing Flight
Latest Departing Flight

Flights Review

Mar 10, 2018

Great overall service. Smooth landing. Plane was even early.

A verified traveler
Denver to Chicago · United

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Northern Illinois economy flight packages

Price found within the past 48 hours. Click for updated prices.
Illinois Beach Hotel
2.0-star property

Illinois Beach Hotel

Mar 25 - Mar 29

4 night stay

Fort Lauderdale (FLL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Price was $426, price is now $324 per person
$324
per person
found 8 hours ago
Trump International Hotel & Tower Chicago
5.0-star property

Trump International Hotel & Tower Chicago

Mar 19 - Mar 23

4 night stay

Dallas (DAL) to Chicago (ORD)

Southwest Airlines • Non-stop roundtrip • Coach
Save 100% on your flight
Price was $1,416, price is now $991 per person
$991
per person
found 6 hours ago
Holiday Inn Express & Suites Zion by IHG
2.5-star property

Holiday Inn Express & Suites Zion by IHG

Mar 25 - Mar 29

4 night stay

Fort Lauderdale (FLL) to Chicago (ORD)

Frontier Airlines • Roundtrip • Coach
Price was $451, price is now $347 per person
$347
per person
found 8 hours ago
Don't see what you're looking for?
See all available trips from Fort Lauderdale to Northern Illinois
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Northern Illinois first class flight packages

Price found within the past 48 hours. Click for updated prices.
LondonHouse Chicago, Curio Collection by Hilton
4.5-star property

LondonHouse Chicago, Curio Collection by Hilton

9.4/10 Exceptional! (3,392 reviews)

Apr 2 - Apr 6

4 night stay

Fort Lauderdale (FLL) to Chicago (ORD)

United • FirstClass

Chicago (ORD) to Fort Lauderdale (FLL)

Delta • FirstClass
Price was $1,399, price is now $1,231 per person
$1,231
per person
found 18 hours ago
Everything from the staff to the hotel was AWESOME‼️‼️

Reviewed on Feb 15, 2026

Hotel Riu Plaza Chicago
4.0-star property

Hotel Riu Plaza Chicago

9.4/10 Exceptional! (2,790 reviews)

Apr 2 - Apr 6

4 night stay

Fort Lauderdale (FLL) to Chicago (ORD)

United • FirstClass

Chicago (ORD) to Fort Lauderdale (FLL)

Delta • FirstClass
Price was $1,591, price is now $1,285 per person
$1,285
per person
found 18 hours ago
I recommend 100% Everything was good, the staff, room and the food. Also, it is located in a good area.

Reviewed on Jan 14, 2026

Trump International Hotel & Tower Chicago
5.0-star property

Trump International Hotel & Tower Chicago

9.4/10 Exceptional! (1,773 reviews)

Apr 2 - Apr 6

4 night stay

Fort Lauderdale (FLL) to Chicago (ORD)

United • FirstClass

Chicago (ORD) to Fort Lauderdale (FLL)

Delta • FirstClass
Price was $2,012, price is now $1,724 per person
$1,724
per person
found 18 hours ago
Food was amazing and the staff was amazing. Room was incredible! Felt like we were royalty on our visit!

Reviewed on Oct 13, 2025

Don't see what you're looking for?
See all available trips from Fort Lauderdale to Northern Illinois
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Northern Illinois

If you are looking for affordable flights to Northern Illinois, look no further. Orbitz offers discounted rates to many destinations.

Bargain flights to Northern Illinois now available

As you review your budget and travel plans, consider the low fares Orbitz offers on Northern Illinois flights. With Orbitz, booking flights to Northern Illinois is easy and the lowest prices are guaranteed.

Easy self-help service offered

Orbitz offers cutting edge mobile tools that allow you to review and make bookings from your Android or iPhone mobile device with a simple application. You can easily and conveniently update your information or book your trip using this service. You are also able to obtain information on affordable hotel packages and receive frequent flight updates. You will receive confirmation of bookings or reservations made using the mobile service on the same day of the request. Change details or receive updates on your Northern Illinois flights by visiting the Orbitz site or mobile application.

Orbitz looks after you

Orbitz ensures that you are kept informed with up-to-date flight information, providing feedback to up to six contact numbers to ensure that everyone receives the feedback. In addition to providing the discounted deals on Northern Illinois flights, Orbitz is also able to structure a package based on your needs for activities, car hire and accommodations.

Traveler profile updates

After booking your Northern Illinois flights, you may access your account profile on the Orbitz site and update your frequent flyer or loyalty membership details. This information will remain on the system and will be available for you to access when you make any future bookings with Orbitz.

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 $56 to $167 this week. Kicking off your journey from Charlotte (CLT)? The cheapest one-way prices were just $29.
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.