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Columbia

$209+ Cheap flights from Illinois to Columbia, MO (COU)

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — COU
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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Cheap flight deals from Illinois to Columbia

Keep the following information in mind while searching for Illinois to Columbia flight deals. Data was last updated June 16, 2025.

Round-trip from

$213
(American Airlines)

One-way from

$209
(United Airlines)

Popular in

February

Cheapest in

December

Average price

$289

Good round-trip deal

$259 or less

Good one-way deal

$208 or less
From Illinois to Columbia Regional
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One-way flight from Illinois to Columbia Regional
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Highest demand for flights based on searches. 26% potential increase in price ($161 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Illinois to Columbia Regional.
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Price to beat on a one-way flight from Illinois to Columbia Regional.
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Find 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 June 16, 2025.

This American Airlines deal was found by Cheapflights users on 6/15. 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 7/108:25 amORD - COU
1 stop8h 18mAmerican Airlines
Thu 7/107:53 pmCOU - ORD
Nonstop1h 27mAmerican Airlines
Deal found 6/15$213

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 June 16, 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

Thu 7/10

8:25 am-4:43 pm

1 stop8h 18m

Columbia Regional

Thu 7/10

7:53 pm-9:20 pm

Nonstop1h 27m

$213

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Tue 10/7

7:45 pm-9:27 pm

Nonstop1h 42m

$209

ChicagoColumbia

ORD - COU

ORDCOU

Chicago O'Hare Intl

Tue 10/7

9:01 am-4:00 pm

1 stop6h 59m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

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 $362). Flying from Illinois to Columbia, Missouri in March is currently the most expensive (average of $569). 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 June 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Columbia, Missouri as you normally would.

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 June 16, 2025.

The most flights from USIL to COU are scheduled on a Monday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Columbia by month

Plan your trip to Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Columbia, Missouri ranges from 1.9 - 5.0 inches per month. May is typically the wettest month, when rainfall can reach 5.0 in. January is typically the driest time to visit Columbia, Missouri when rainfall is around 1.9 in.

Temperature in Columbia by month

Plan your trip to Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Columbia, Missouri, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Columbia

Get insights into the airlines that provide service to Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Columbia. Reviews last updated June 16, 2025.
United Airlines
7.4
Good
8,801 reviews

Crew

8.1

Entertainment

7.0

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,801 reviews
United Airlines
7.4
Good
8,801 reviews

Crew

8.1

Entertainment

7.0

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,801 reviews

Crew

8.1

Entertainment

7.0

Comfort

7.3

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

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.

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

    Consider American Airlines (84%), Envoy Air (84%) or Qatar Airways (65%) 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 $144. While the most popular route (Chicago O'Hare Intl - Columbia Regional) can be booked for $213 on average our data indicates $326 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 $362). Flying from Illinois to Columbia, Missouri in March is currently the most expensive (average of $569). 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 Illinois?

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Jefferson City

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Top airline flying from Illinois to Columbia

Discover the top airline 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 June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$234Average$414FlexibilityNo cancel feeOn-time71%

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