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$119+ Cheap flights from Lexington (LEX) 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — ORD
Jun 5 — Jun 121
Fri 6/5
Fri 6/12
1 adult, Economy
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Cheap flight deals from Lexington to Illinois

Cheapest flights from Lexington to Illinois
Explore the most affordable flight options available from Lexington to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2026.

This American Airlines deal was found by Cheapflights users on 5/5. 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 6/45:30 am
LEX
-
ORD
Nonstop1h 34m
American Airlines
Mon 6/88:10 am
ORD
-
LEX
Nonstop1h 34m
American Airlines
Deal found 5/5$249
This American Airlines deal was found by Cheapflights users on 5/3. 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 6/1711:14 am
LEX
-
ORD
Nonstop1h 43m
American Airlines
Wed 6/2410:00 pm
ORD
-
LEX
Nonstop1h 30m
American Airlines
Deal found 5/3$251
This American Airlines deal was found by Cheapflights users on 5/5. 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 7/26:53 pm
LEX
-
ORD
Nonstop2h 01m
American Airlines
Sun 7/58:15 am
ORD
-
LEX
Nonstop1h 34m
American Airlines
Deal found 5/5$264
This Delta deal was found by Cheapflights users on 5/1. 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.
Wed 8/51:02 pm
LEX
-
MDW
1 stop4h 13m
Delta
Fri 8/145:25 pm
MDW
-
LEX
1 stop5h 30m
Delta
Deal found 5/1$269
This Delta deal was found by Cheapflights users on 5/4. 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.
Wed 6/107:35 am
LEX
-
ORD
1 stop6h 29m
Delta
Sat 6/136:10 pm
ORD
-
LEX
1 stop4h 54m
Delta
Deal found 5/4$269
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:20 pm
LEX
-
STL
2 stops20h 35m
Multiple Airlines
Tue 6/94:17 pm
STL
-
LEX
1 stop18h 10m
Multiple Airlines
Deal found 5/4$274
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 5/167:00 am
LEX
-
ORD
Nonstop1h 50m
United Airlines
Wed 5/204:20 pm
ORD
-
LEX
Nonstop1h 29m
United Airlines
Deal found 5/1$279
This Delta deal was found by Cheapflights users on 5/1. 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 5/297:02 am
LEX
-
STL
1 stop6h 18m
Delta
Fri 6/55:20 pm
STL
-
LEX
1 stop3h 45m
Delta
Deal found 5/1$280
This Delta deal was found by Cheapflights users on 5/1. 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.
Thu 8/67:35 am
LEX
-
MDW
1 stop5h 58m
Delta
Sat 8/151:00 pm
MDW
-
LEX
1 stop3h 10m
Delta
Deal found 5/1$282
This Delta deal was found by Cheapflights users on 5/1. 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 5/293:32 pm
LEX
-
MDW
1 stop6h 37m
Delta
Sun 5/3110:59 am
MDW
-
LEX
1 stop5h 14m
Delta
Deal found 5/1$284
This Delta deal was found by Cheapflights users on 5/1. 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 5/191:04 pm
LEX
-
ORD
1 stop6h 37m
Delta
Sat 5/238:10 am
ORD
-
LEX
1 stop5h 36m
Delta
Deal found 5/1$284
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:20 pm
LEX
-
ORD
2 stops19h 35m
Multiple Airlines
Tue 6/94:59 pm
ORD
-
LEX
1 stop17h 28m
Multiple Airlines
Deal found 5/4$288

Find flight deals from Lexington to Illinois

Keep the following information in mind while searching for Lexington to Illinois flight deals. Data was last updated May 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(American Airlines)

One-way from

$119
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$279

Good round-trip deal

$391 or less

Good one-way deal

$362 or less
Provider with most accurate pricing for Lexington Blue Grass-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lexington Blue Grass-Chicago (CHI) flights.
Search Deals
From Lexington Blue Grass to Illinois
Search Deals
One-way flight from Lexington Blue Grass to Illinois
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Lexington Blue Grass to Illinois.
Search Deals
Price to beat on a one-way flight from Lexington Blue Grass to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lexington 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 May 6, 2026.
Use the filters below to find and compare flights from Lexington to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Sat 5/23

5:15 am-6:05 am

Nonstop1h 50m

Chicago O'Hare Intl

Sun 5/24

7:00 am-9:30 am

Nonstop1h 30m

$249

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Fri 5/22

5:15 am-6:05 am

Nonstop1h 50m

Chicago O'Hare Intl

Mon 5/25

5:51 pm-8:28 pm

Nonstop1h 37m

$264

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Sat 5/30

5:52 pm-8:14 pm

1 stop3h 22m

Chicago O'Hare Intl

Sat 6/6

1:44 pm-9:11 pm

1 stop6h 27m

$269

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Fri 5/29

3:32 pm-8:26 pm

1 stop5h 54m

Chicago O'Hare Intl

Sun 5/31

7:07 am-2:46 pm

1 stop6h 39m

$269

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Fri 6/5

8:20 pm-11:59 pm

1 stop4h 39m

Chicago O'Hare Intl

Mon 6/8

2:07 pm-9:19 pm

1 stop6h 12m

$269

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Wed 6/10

7:35 am-1:04 pm

1 stop6h 29m

Chicago O'Hare Intl

Sat 7/4

1:55 pm-9:30 pm

1 stop6h 35m

$269

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Wed 6/10

7:35 am-1:04 pm

1 stop6h 29m

Chicago O'Hare Intl

Sat 6/13

6:35 am-2:43 pm

1 stop7h 08m

$269

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Mon 6/1

8:04 am-10:29 am

1 stop3h 25m

Chicago O'Hare Intl

Mon 6/8

2:07 pm-9:19 pm

1 stop6h 12m

$269

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Wed 6/17

6:00 am-10:13 am

1 stop5h 13m

Chicago O'Hare Intl

Wed 6/24

8:08 am-2:43 pm

1 stop5h 35m

$269
Quickest round-trip

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Sat 5/16

7:00 am-7:50 am

Nonstop1h 50m

Chicago O'Hare Intl

Sun 5/17

9:30 pm-11:59 pm

Nonstop1h 29m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/2

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from Lexington to Illinois

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

How far ahead should I book a flight from Lexington to Illinois?

To ensure you get the cheapest price possible for a flight from Lexington to Illinois, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Lexington to Illinois (average of $167). Flying from Lexington to Illinois in January is currently the most expensive (average of $189). 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 LEX to IL?

Find hourly flight availability from Lexington 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 May 6, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 37% on flights from Lexington to Illinois by exploring options for tickets in the morning.

What is the cheapest day to fly from Lexington to Illinois?

Use this chart to determine the cheapest time to fly round-trip from Lexington to Illinois. Price data was last updated on May 2, 2026.

Travelers seeking maximum savings on their Lexington to Illinois flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Lexington to Illinois

Explore weekly flight availability from Lexington to Illinois. 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 May 6, 2026.

The most flights from LEX to USIL are scheduled on a Monday (37 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (30 on average).

How much does it cost to fly round-trip from Lexington to Illinois?

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 May 6, 2026.
Read through reviews of airlines operating flights from Lexington to Illinois, such as United Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,684 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,684 reviews
United Airlines
7.4
Good
9,684 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
American Airlines
7.1
Good
11,666 reviews
United Airlines
7.4
Good
9,684 reviews

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

Related info for your journey

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

    Most people fly from Lexington Blue Grass (LEX) if they book a flight from Lexington to Illinois. Lexington Blue Grass is conveniently located just 5.6 mi from Lexington’s city center.

  • How long is the flight from Lexington to Illinois?

    Airlines like United Airlines, Delta, and American Airlines fly from Lexington to Illinois in about 1h 50m. The time it takes to get you to your destination can typically vary by up to 6h 24m. There are 323 mi between Lexington and Illinois. This flight may include one or multiple stops.

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

    Most travelers choose Lexington Blue Grass - Chicago O'Hare Intl, Lexington Blue Grass - Chicago Midway or Lexington Blue Grass - Lambert-St Louis when deciding on the best route from Lexington to Illinois.

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

    Consider PSA Airlines (83%), Japan Airlines (79%) or Aer Lingus (77%) when booking your flight. These represent the most reliable airlines when flying from Lexington to Illinois.

  • What are the cheapest flights from Lexington to Illinois?

    While on average a flight from Lexington to Illinois is generally $953, our data shows the cheapest flight currently is $243. When looking at the most popular route, (Lexington Blue Grass - Chicago O'Hare Intl), you can expect to pay $249 for that flight.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Lexington to Illinois (average of $167). Flying from Lexington to Illinois in January is currently the most expensive (average of $189). 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

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Top 2 airlines flying from Lexington to Illinois

Discover the top 2 airlines that operate flights from Lexington 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 May 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$262FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$278FlexibilityNo cancel feeOn-time71%

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