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Columbia

$179+ Cheap flights from Illinois to Columbia, MO (COU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — COU
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Illinois to Columbia

Cheapest flights from Illinois to Columbia
Explore the most affordable flight options available from Illinois to Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:00 amORD - COU
Nonstop1h 39mAmerican Airlines
Thu 3/510:07 amCOU - ORD
Nonstop1h 31mAmerican Airlines
Deal found 12/2$179
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/191:00 pmORD - COU
Nonstop1h 35mUnited Airlines
Fri 12/268:05 amCOU - ORD
Nonstop1h 46mUnited Airlines
Deal found 12/3$194
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:40 pmORD - COU
Nonstop1h 39mUnited Airlines
Mon 12/228:05 amCOU - ORD
Nonstop1h 46mUnited Airlines
Deal found 12/3$209
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:21 amORD - COU
1 stop6h 18mAmerican Airlines
Fri 12/267:44 pmCOU - ORD
Nonstop1h 40mAmerican Airlines
Deal found 12/3$234
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/154:04 pmORD - COU
Nonstop1h 36mUnited Airlines
Mon 12/223:10 pmCOU - ORD
Nonstop1h 36mUnited Airlines
Deal found 12/4$239
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:00 amORD - COU
Nonstop1h 39mAmerican Airlines
Mon 12/226:05 pmCOU - ORD
1 stop5h 10mAmerican Airlines
Deal found 12/3$249
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/124:04 pmORD - COU
Nonstop1h 36mUnited Airlines
Sun 12/146:15 pmCOU - ORD
Nonstop1h 37mUnited Airlines
Deal found 12/2$269
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:25 pmORD - COU
Nonstop1h 35mAmerican Airlines
Sun 12/145:55 pmCOU - ORD
1 stop5h 31mAmerican Airlines
Deal found 12/2$279
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:00 amORD - COU
Nonstop1h 39mAmerican Airlines
Tue 12/306:05 pmCOU - ORD
1 stop5h 10mAmerican Airlines
Deal found 12/4$319
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:21 amORD - COU
1 stop6h 18mAmerican Airlines
Tue 12/236:05 pmCOU - ORD
1 stop5h 10mAmerican Airlines
Deal found 12/4$358
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:53 amORD - COU
1 stop6h 26mAmerican Airlines
Sat 12/273:19 pmCOU - ORD
Nonstop1h 31mAmerican Airlines
Deal found 12/4$373

Find flight deals from Illinois to Columbia

Keep the following information in mind while searching for Illinois to Columbia flight deals. Data was last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(American Airlines)

Popular in

February

Cheapest in

December

Average price

$269

Good round-trip deal

$269 or less

Good one-way deal

$327 or less
Provider with most accurate pricing for Chicago (CHI)-Columbia Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Columbia Regional flights.
Search Deals
From Illinois to Columbia Regional
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 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 Illinois to Columbia Regional.
Search Deals
Price to beat on a one-way flight from Illinois to Columbia Regional.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Columbia 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 4, 2025.
Use the filters below to find and compare flights from Illinois to Columbia that are best for you.

Fly from

Illinois

Fly to

Columbia

Route

Depart

Return

Price

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Fri 1/2

8:00 am-9:39 am

Nonstop1h 39m

Columbia Regional

Fri 1/9

6:00 am-7:36 am

Nonstop1h 36m

$179

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Fri 12/26

8:00 am-9:39 am

Nonstop1h 39m

Columbia Regional

Thu 3/5

10:07 am-11:38 am

Nonstop1h 31m

$179

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Fri 12/19

1:00 pm-2:35 pm

Nonstop1h 35m

Columbia Regional

Fri 12/26

8:05 am-9:51 am

Nonstop1h 46m

$194

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Wed 12/24

7:40 pm-9:19 pm

Nonstop1h 39m

Columbia Regional

Sat 12/27

8:05 am-9:51 am

Nonstop1h 46m

$194

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Mon 12/22

8:27 pm-10:03 pm

Nonstop1h 36m

Columbia Regional

Sat 12/27

7:44 pm-9:24 pm

Nonstop1h 40m

$194

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Thu 12/18

7:40 pm-9:19 pm

Nonstop1h 39m

Columbia Regional

Mon 12/22

8:05 am-9:51 am

Nonstop1h 46m

$209

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Thu 12/18

8:27 pm-10:03 pm

Nonstop1h 36m

Columbia Regional

Sun 12/21

3:20 pm-4:51 pm

Nonstop1h 31m

$209

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Fri 12/19

1:00 pm-2:35 pm

Nonstop1h 35m

Columbia Regional

Tue 12/23

6:34 pm-8:10 pm

Nonstop1h 36m

$209

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Sat 3/7

4:54 pm-6:23 pm

Nonstop1h 29m

Columbia Regional

Sat 3/14

6:29 pm-8:08 pm

Nonstop1h 39m

$219

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Thu 4/2

8:06 am-9:38 am

Nonstop1h 32m

Columbia Regional

Sat 4/4

6:29 pm-8:08 pm

Nonstop1h 39m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Showing 1-10 of 20 results
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Best time to book a flight from Illinois to Columbia

Have a flexible travel schedule? Discover the best time to fly to Columbia from Illinois 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 Illinois to Columbia

What is the cheapest month to book a flight from Illinois to Columbia, Missouri?

Currently, January is the cheapest month in which you can book a flight from Illinois to Columbia, Missouri (average of $115). Flying from Illinois to Columbia, Missouri in February is currently the most expensive (average of $271). 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 IL to COU?

Find hourly flight availability from Illinois to Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

When flying from Illinois to Columbia, Missouri, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 27% versus a flight at noon.

What is the cheapest day to fly from Illinois to Columbia, Missouri?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Columbia. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Illinois to Columbia, Missouri flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Illinois to Columbia, Missouri

Explore weekly flight availability from Illinois to Columbia. 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 4, 2025.

The most flights from USIL to COU are scheduled on a Thursday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Columbia from Illinois?

    Located just 11.1 mi from the city center, Columbia Regional (COU) is the airport most travelers will use when flying to Columbia from Illinois.

  • How long is the flight from Illinois to Columbia, Missouri?

    Departing from Illinois to Columbia, Missouri will take you 1h 35m. The distance from Illinois to Columbia, Missouri is about 315 mi. All flights are typically nonstop.

  • What are the most reliable airlines from Illinois to Columbia, Missouri?

    Consider Qatar Airways (90%), American Airlines (81%) or Envoy Air (81%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Columbia, Missouri.

  • What are the cheapest flights from Illinois to Columbia, Missouri?

    Looking at all options, your cheapest flight can be booked for $179. While the most popular route (Chicago O'Hare Intl - Columbia Regional) can be booked for $207 on average, our data indicates $343 when flying from Illinois to Columbia, Missouri.

  • Can I find deals for flights from Illinois to Columbia that include hotel bookings?

    Yes. In addition to deals on Illinois to Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Columbia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Columbia.

  • Can I find deals for business class flights from Illinois to Columbia?

    Yes. Cheapflights offers flight deals from Illinois to Columbia 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 Illinois to Columbia, Missouri?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Columbia, Missouri (average of $115). Flying from Illinois to Columbia, Missouri in February is currently the most expensive (average of $271). 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

Traveling to a place near Columbia?

Book flights to Columbia if you plan to visit one of these locations
Jefferson City

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Alternative routes for Illinois to Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Illinois to Columbia

Discover the top 2 airlines that operate flights from Illinois to Columbia. 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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$239FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$416FlexibilityNo cancel feeOn-time71%

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