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$90+ Cheap flights from Columbia, MO (COU) 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
COU — ORD
Dec 25 — Jan 11
Wed 12/25
Wed 1/1
1 adult, Economy
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Cheap flight deals from Columbia to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Columbia (COU) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 20, 2024.

Round-trip from

$214
(American Airlines)

One-way from

$90
(American Airlines)
From Columbia Regional to Illinois
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One-way flight from Columbia Regional to Illinois
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Find flight deals from Columbia to Illinois

Cheapest flights from Columbia to Illinois
Explore the most affordable flight options available from Columbia to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 20, 2024.

This American Airlines deal was found by Cheapflights users on 12/19. 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 12/315:55 amCOU - ORD
Nonstop1h 32mAmerican Airlines
Sat 1/46:00 pmORD - COU
Nonstop1h 26mAmerican Airlines
Deal found 12/19$365

Find flights from Columbia to Illinois within your budget

Customize your flight search to find flights from Columbia 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 December 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ColumbiaChicago

COU - ORD

COUORD

Columbia Regional

Tue 2/18

5:14 pm-6:38 pm

Nonstop1h 24m

Chicago O'Hare Intl

Wed 2/26

5:45 pm-7:07 pm

Nonstop1h 22m

$214

ColumbiaSt. Louis

COU - STL

COUSTL

Columbia Regional

Tue 1/14

6:11 pm-10:09 pm

1 stop27h 58m

Lambert-St Louis

Tue 1/21

5:40 am-7:14 pm

1 stop13h 34m

$508

ColumbiaChicago

COU - ORD

COUORD

Columbia Regional

Wed 2/19

5:14 pm-6:38 pm

Nonstop1h 24m

$90

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Best time to book a flight from Columbia to Illinois

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

Travel insights for flights from Columbia to Illinois

Get recent, data-driven insights about flights from Columbia to Illinois including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Columbia, Missouri to Illinois (average of $245). Flying from Columbia, Missouri to Illinois in March is currently the most expensive (average of $317). 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 COU to IL?

Find hourly flight availability from Columbia to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 20, 2024.

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

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated December 20, 2024.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Overall

7.2

Food

6.5

Boarding

7.6

Crew

8.0

Entertainment

7.0

Reviews

1 / 10

Need to mentor not all but few staff on racism and ettiqutte. Because of one person all other get bad rating. One male steward of age was clearly ignoring his services to us, very bad. Hostesses serving our area were excellent.

American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Overall

7.2

Food

6.5

Boarding

7.6

Crew

8.0

Entertainment

7.0

Reviews

1 / 10

Need to mentor not all but few staff on racism and ettiqutte. Because of one person all other get bad rating. One male steward of age was clearly ignoring his services to us, very bad. Hostesses serving our area were excellent.

Related info for your journey

Find useful and relevant information for your journey from Columbia to Illinois. 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 from for flights from Columbia to Illinois?

    Most people fly from Columbia Regional (COU) if they book a flight from Columbia to Illinois. Columbia Regional is conveniently located just 11.1 mi from Columbia’s city center.

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

    Consider Envoy Air (84%), American Airlines (84%) or Air Wisconsin (83%) when booking your flight. These represent the most reliable airlines when flying from Columbia, Missouri to Illinois.

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

    Looking at all options, your cheapest flight can be booked for $182. While the most popular route (Columbia Regional - Chicago O'Hare Intl) can be booked for $214 on average our data indicates $451 when flying from Columbia, Missouri to Illinois.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Columbia, Missouri to Illinois (average of $245). Flying from Columbia, Missouri to Illinois in March is currently the most expensive (average of $317). 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.

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Alternative routes for Columbia to Illinois

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Top airline flying from Columbia to Illinois

Discover the top airline that operate flights from Columbia to Illinois. 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 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$229Average$387FlexibilityNo cancel feeOn-time71%
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