$542+ Cheap flights from Columbus, MS (GTR) 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
GTR — ORD
Feb 20 — Feb 271
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Columbus to Illinois with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Columbus to Illinois
One-way flights from Columbus to IllinoisSearch for one-way flight options from Columbus to Illinois. Find affordable one-way fares based on user searches. Data last updated January 21, 2026.
Search for one-way flight options from Columbus to Illinois. Find affordable one-way fares based on user searches. Data last updated January 21, 2026.
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/316:00 am
GTR
- MDW
1 stop3h 53m
Delta
Deal found 1/20![Delta logo]()
$542
Find flight deals from Columbus to Illinois
Keep the following information in mind while searching for Columbus to Illinois flight deals. Data was last updated January 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Cheapflights Fare Finder
Customize your flight search to find flights from Columbus 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 January 21, 2026.
Use the filters below to find and compare flights from Columbus to Illinois that are best for you.
Fly from
Columbus
Fly to
Illinois
Route
Depart
Return
Price
ColumbusChicago
GTR - MDW
GTRMDW
Columbus Golden Triangle Reg.
Sat 1/31
6:00 am-9:53 am
1 stop3h 53m
$542
Best time to book a flight from Columbus to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Columbus 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 Columbus to Illinois
What is the cheapest month to book a flight from Columbus, Mississippi to Illinois?
Currently, August is the cheapest month in which you can book a flight from Columbus, Mississippi to Illinois (average of $181). Flying from Columbus, Mississippi to Illinois in December is currently the most expensive (average of $335). 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.