Cheap flights from Illinois to Kentucky from $31
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Kentucky departing on 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Illinois to Kentucky
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 month to fly to Kentucky?
If you’re not able to fly to Kentucky in August, then September is your next best option. Flight prices from Illinois to Kentucky during September average around $250.
What is the cheapest day to depart on your flight to Kentucky?
Our data shows that Saturday is the least expensive day to fly to Kentucky. Tickets to fly out on this day can be as low as $257. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $462. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kentucky.
What is the cheapest time of day to depart on your flight to Kentucky?
According to our data, the cheapest time of day to fly to Kentucky is in the evening. momondo users have found flights departing from Illinois to Kentucky in the evening for as low as $276. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Kentucky is at noon when prices are around $311.
What is the cheapest Illinois to Kentucky flight route?
Fly from Chicago O'Hare Intl to Louisville Intl for the best Illinois - Kentucky flight prices
How far in advance should I book a flight to Kentucky?
You are more likely to see cheaper flights to Kentucky from Illinois when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to Kentucky for around $311 when searching 15 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kentucky from Illinois for as low as $166 on momondo.
What cabin class options are available on Illinois to Kentucky flights?
There are 4 cabin classes available to choose from on Illinois to Kentucky flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Illinois to Kentucky?
Spirit Airlines, Frontier, and Allegiant Air are the most popular carriers operating from Illinois to Kentucky
What airlines fly to Kentucky?
American Airlines, United Airlines and Contour are the top three most popular airlines that fly to Kentucky from Illinois according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Kentucky. Keep in mind that there are 4 different airlines that fly to Kentucky on a routine basis, so you have a few additional options to choose from.
How many flights depart from Illinois to Kentucky on average per day?
As of May 2025, 130 flights take off from Illinois and land in Kentucky each day. The most common flight departure time for this route is 5:00PM, with 41% of daily flights taking off in the evening.
How many flights depart from Illinois to Kentucky on average per week?
As of May 2025, there are 910 flights per week flying from Illinois to Kentucky. The most common day of the week flights depart is Wed, with 25% of flights taking off on this day.
Cheap Illinois to Kentucky flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Kentucky
When did momondo last update prices for flights from Illinois to Kentucky?
Prices for flights from Illinois to Kentucky were last updated today.
How many operators does momondo search for flights from Illinois to Kentucky?
As of May 2025, there are 8 operators available to choose from for flights from Illinois to Kentucky.
How old do you have to be to fly from Illinois to Kentucky?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Kentucky.
What documentation or ID do you need to fly to Kentucky?
The travel and health documents you'll need for your trip to Kentucky may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kentucky. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to Kentucky?
Based on momondo bookings for flights between Illinois and Kentucky, the leading plane model is Embraer 170, making up 18.47% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 17.47%, Canadair (Bombardier) Regional Jet CRJ-550 with 14.73%, and Canadair (Bombardier) Regional Jet with 11.38%.
Best airlines flying from Illinois to Kentucky
Compare and see reviews for airlines that fly from Illinois to Kentucky with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $102 | Free Cancellation | Rating 7.1 26 reviews | |||
| PriceFrom $117 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $118 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $157 | Free Cancellation | Rating 8.0 4,294 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Illinois to Kentucky?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Kentucky for you.
Can I find flights from Illinois to Kentucky with flexible booking policies on momondo?
All flight searches from Illinois to Kentucky on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Illinois to Kentucky?
Once all potential Illinois to Kentucky flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Illinois to Kentucky right now. Can momondo alert me if prices change?
Price alerts on flights to Kentucky from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.