Cheap flights from Chicago to Decatur, Illinois from $93
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Decatur, Illinois departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Chicago to Decatur
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
United Airlines flights from Chicago to Decatur, Illinois
Our best United Airlines deals on Chicago to Decatur, Illinois flight tickets
See travel insights to Decatur from
How to get the cheapest flight ticket from Chicago to Decatur, Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Decatur, Illinois?
The cheapest day to depart on your flight to Decatur, Illinois is on a Tuesday when prices can be found for as low as $158. This is often the case because there is less demand to fly during this day of the week. Flights from Chicago to Decatur, Illinois on a Monday will generally be more expensive and average around $290. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Decatur, Illinois?
In the morning is the cheapest time of day to fly from Chicago to Decatur, Illinois when you can find flight prices for as low as $158. Flying to Decatur, Illinois in the morning is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Decatur, Illinois, so prices are often more expensive at around $330 per ticket.
What is the cheapest Chicago to Decatur Arpt flight route?
Fly from Chicago O'Hare Intl to Decatur Arpt for the best Chicago - Decatur Arpt flight prices
What cabin class options are available on Chicago to Decatur Arpt flights?
There are 1 cabin classes available to choose from on Chicago to Decatur Arpt flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Chicago to Decatur, Illinois on average per day?
As of April 2025, 1 flights take off from Chicago and land in Decatur, Illinois each day. The most common flight departure time for this route is 12:00PM, with 58% of daily flights taking off in the afternoon.
How many flights depart from Chicago to Decatur, Illinois on average per week?
As of April 2025, there are 12 flights per week flying from Chicago to Decatur, Illinois. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.
When to book flights from Chicago to Decatur, Illinois
Cheap Chicago to Decatur, Illinois (CHI to DEC) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Decatur, Illinois
Best Price Found | $93 |
|---|---|
Fastest flight time | 1h 03m |
Direct flights | Mon, Tue, Fri, Sat and Sun |
Airports in Decatur, Illinois | 1 airport |
How far is Chicago to Decatur Arpt by plane?
There are 156.7 mi between Chicago and Decatur Arpt. Flights usually cover this in 1h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago to Decatur Arpt Airport?
Prices for flights from Chicago to Decatur Arpt Airport are updated daily.
How many operators does momondo search for flights from Chicago to Decatur Arpt Airport?
There is 1 operator available for flights from Chicago to Decatur Arpt Airport as of April 2025.
How old do you have to be to fly from Chicago to Decatur Arpt Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Decatur Arpt Airport.
What documentation or ID do you need to fly to Decatur Arpt Airport?
The necessary travel and health documents for your Decatur Arpt Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Chicago to Decatur, Illinois?
Based on momondo bookings for flights between Chicago and Decatur, Illinois, the leading plane model is Canadair (Bombardier) Regional Jet, making up 43.75% of the total bookings. Other popular models include Boeing 737 MAX 8 with 12.50%, De Havilland (Bombardier) DHC-8-400 Dash 8Q with 12.50%, and Embraer 175 (Enhanced Winglets) with 6.25%.
Best airlines flying from Chicago to Decatur, Illinois
Compare and see reviews for airlines that fly from Chicago to Decatur, Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $132 | Free Cancellation | Rating 7.4 8,658 reviews |
United Airlines Flights From Chicago to Decatur, Illinois
Across 12 United Airlines flights from Chicago to Decatur, Illinois this week, the average price was $173, with the best United Airlines deals starting from $132 round-trip. 8,658 users have rated United Airlines on momondo, with an average score of 7.4/10.
Traveling to a place near Decatur?
Book flights to Decatur if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Chicago to Decatur?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Decatur. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Chicago to Decatur with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Chicago to Decatur flights to just show those with flexible booking policies.
How can momondo help me find flights from Chicago to Decatur?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Decatur from Chicago.
I’m not ready to book a flight from Chicago to Decatur right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Chicago to Decatur flights. All you need is a valid email address and we will do the rest; it is that quick and easy.