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Lexington

$131+ Cheap flights from Illinois to Lexington (LEX)

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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LEX
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Illinois to Lexington

Keep the following information in mind while searching for Illinois to Lexington flight deals. Data was last updated July 31, 2025.

Round-trip from

$188
(American Airlines)

One-way from

$131
(Mytrip)

Popular in

February

Cheapest in

January

Average price

$249

Good round-trip deal

$224 or less

Good one-way deal

$243 or less
From Illinois to Lexington Blue Grass
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One-way flight from Illinois to Lexington Blue Grass
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Illinois to Lexington Blue Grass.
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Price to beat on a one-way flight from Illinois to Lexington Blue Grass.
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Find flight deals from Illinois to Lexington

Cheapest flights from Illinois to Lexington
Explore the most affordable flight options available from Illinois to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/30. 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 8/273:58 pmORD - LEX
Nonstop1h 28mAmerican Airlines
Wed 9/311:09 amLEX - ORD
Nonstop1h 38mAmerican Airlines
Deal found 7/30$188
This Trip.com deal was found by Cheapflights users on 7/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/271:08 pmMDW - LEX
1 stop3h 59mDelta
Wed 9/33:40 pmLEX - MDW
1 stop6h 46mDelta
Deal found 7/30$199
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/227:05 amORD - LEX
1 stop6h 50mDelta
Sun 8/247:45 amLEX - ORD
1 stop3h 35mDelta
Deal found 7/31$209
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:00 amMLI - LEX
1 stop5h 18mDelta
Mon 9/86:10 pmLEX - MLI
1 stop5h 38mDelta
Deal found 7/30$229
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:00 amSTL - LEX
1 stop5h 18mDelta
Tue 9/27:45 amLEX - STL
1 stop6h 35mDelta
Deal found 7/28$229
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/267:23 amSTL - LEX
2 stops8h 19mAmerican Airlines
Tue 9/26:59 pmLEX - STL
1 stop4h 18mAmerican Airlines
Deal found 7/30$234
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/144:21 pmMLI - LEX
1 stop4h 40mAmerican Airlines
Mon 8/186:59 pmLEX - MLI
1 stop5h 39mAmerican Airlines
Deal found 7/30$239
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/142:30 pmORD - LEX
Nonstop1h 31mUnited Airlines
Thu 8/2111:07 amLEX - ORD
Nonstop1h 43mUnited Airlines
Deal found 7/31$254
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:44 pmORD - LEX
1 stop15h 42mMultiple Airlines
Sun 9/2112:16 pmLEX - ORD
2 stops23h 02mMultiple Airlines
Deal found 7/29$258
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/1410:00 amSTL - LEX
1 stop6h 01mUnited Airlines
Mon 8/185:44 pmLEX - STL
1 stop6h 01mUnited Airlines
Deal found 7/30$299
This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:40 pmMDW - LEX
1 stop13h 37mAllegiant Air
Sun 10/127:25 pmLEX - MDW
2 stops22h 08mAllegiant Air
Deal found 7/31$300
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 9/25:31 pmMLI - LEX
1 stop5h 06mUnited Airlines
Fri 9/55:48 pmLEX - MLI
1 stop4h 24mUnited Airlines
Deal found 7/30$379

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Lexington 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 July 31, 2025.
Use the filters below to find and compare flights from Illinois to Lexington that are best for you.

Fly from

Illinois

Fly to

Lexington

Route

Depart

Return

Price

ChicagoLexington

ORD - LEX

ORDLEX

Chicago O'Hare Intl

Wed 8/27

3:58 pm-6:26 pm

Nonstop1h 28m

Lexington Blue Grass

Wed 9/3

11:09 am-11:47 am

Nonstop1h 38m

$188

ChicagoLexington

MDW - LEX

MDWLEX

Chicago Midway

Wed 8/27

1:08 pm-6:07 pm

1 stop3h 59m

Lexington Blue Grass

Wed 9/3

3:40 pm-9:26 pm

1 stop6h 46m

$199

ChicagoLexington

ORD - LEX

ORDLEX

Chicago O'Hare Intl

Fri 8/22

7:05 am-2:55 pm

1 stop6h 50m

Lexington Blue Grass

Sun 8/24

7:45 am-10:20 am

1 stop3h 35m

$209

MolineLexington

MLI - LEX

MLILEX

Moline Quad-City

Sat 9/6

6:00 am-12:18 pm

1 stop5h 18m

Lexington Blue Grass

Mon 9/8

6:10 pm-10:48 pm

1 stop5h 38m

$229

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Tue 8/26

6:00 am-12:18 pm

1 stop5h 18m

Lexington Blue Grass

Tue 9/2

7:45 am-1:20 pm

1 stop6h 35m

$229

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Tue 8/26

7:23 am-4:42 pm

2 stops8h 19m

Lexington Blue Grass

Tue 9/2

6:59 pm-10:17 pm

1 stop4h 18m

$234

MolineLexington

MLI - LEX

MLILEX

Moline Quad-City

Thu 8/14

4:21 pm-10:01 pm

1 stop4h 40m

Lexington Blue Grass

Mon 8/18

6:59 pm-11:38 pm

1 stop5h 39m

$239

ChicagoLexington

ORD - LEX

ORDLEX

Chicago O'Hare Intl

Thu 8/14

2:30 pm-5:01 pm

Nonstop1h 31m

Lexington Blue Grass

Thu 8/21

11:07 am-11:50 am

Nonstop1h 43m

$254

ChicagoLexington

ORD - LEX

ORDLEX

Chicago O'Hare Intl

Wed 9/17

6:44 pm-11:26 am

1 stop15h 42m

Lexington Blue Grass

Sun 9/21

12:16 pm-10:18 am

2 stops23h 02m

$258

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Thu 8/14

10:00 am-5:01 pm

1 stop6h 01m

Lexington Blue Grass

Mon 8/18

5:44 pm-10:45 pm

1 stop6h 01m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Illinois to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington 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 Lexington

What is the cheapest month to book a flight from Illinois to Lexington?

Currently, August is the cheapest month in which you can book a flight from Illinois to Lexington (average of $303). Flying from Illinois to Lexington in April is currently the most expensive (average of $390). 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 LEX?

Find hourly flight availability from Illinois to Lexington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

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

Weekly flight availability from Illinois to Lexington

Explore weekly flight availability from Illinois to Lexington. 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 July 31, 2025.

The most flights from USIL to LEX are scheduled on a Thursday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

Reviews of airlines servicing Lexington

Get insights into the airlines that provide service to Lexington. 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 Lexington. Reviews last updated July 31, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Illinois to Lexington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.2
Good
702 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Lexington Blue Grass (LEX) is the airport you will fly into if you book a flight from Illinois to Lexington. It is only a 5.6 mi journey from Blue Grass (LEX) to Lexington’s city center.

  • What are the cheapest airlines to fly from Illinois to Lexington one-way?

    One-way options have recently been found by users for as low as $201 on American Airlines. Other airlines that offer cheap prices include United Airlines from $208 and Delta from $211 one-way.

  • What are the most popular routes from Illinois to Lexington?

    The most popular flight routes from Illinois to Lexington are Chicago O'Hare Intl - Lexington Blue Grass, Chicago Midway - Lexington Blue Grass and Lambert-St Louis - Lexington Blue Grass.

  • What are the most reliable airlines from Illinois to Lexington?

    The top 3 most reliable airlines when flying from Illinois to Lexington are Envoy Air (84%), Emirates (76%) and Avianca (71%).

  • What are the cheapest flights from Illinois to Lexington?

    Looking at all options, your cheapest flight can be booked for $138. While the most popular route (Chicago O'Hare Intl - Lexington Blue Grass) can be booked for $194 on average our data indicates $277 when flying from Illinois to Lexington.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Lexington 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 Lexington?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Lexington (average of $303). Flying from Illinois to Lexington in April is currently the most expensive (average of $390). 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 Lexington?

Book flights to Lexington if you plan to visit one of these locations
Georgetown
Danville
Berea

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Top 2 airlines flying from Illinois to Lexington

Discover the top 2 airlines that operate flights from Illinois to Lexington. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$177Average$359FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$187Average$268FlexibilityNo cancel feeOn-time71%

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