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$115+ Cheap flights from Lexington (LEX) to Chicago (CHI)

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — CHI
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheapflights Tip: The best prices from Lexington Blue Grass to Chicago are usually found in September or November, booked 82 days in advance, depart on a Wednesday or Friday and return on a Saturday

Cheap flight deals from Lexington to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Lexington (LEX) to Chicago (CHI). 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 June 18, 2025.

Round-trip from

$189
(United Airlines)

One-way from

$115
(Mytrip)

Popular in

June

Cheapest in

September

Average price

$338

Good round-trip deal

$344 or less

Good one-way deal

$249 or less
From Lexington Blue Grass to Chicago (CHI)
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One-way flight from Lexington Blue Grass to Chicago (CHI)
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Highest demand for flights based on searches. 4% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Lexington Blue Grass to Chicago (CHI).
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Price to beat on a one-way flight from Lexington Blue Grass to Chicago (CHI).
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Find flight deals from Lexington to Chicago

Cheapest flights from Lexington to Chicago
Explore the most affordable flight options available from Lexington to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This American Airlines deal was found by Cheapflights users on 6/16. 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 10/237:13 pmLEX - ORD
Nonstop1h 36mAmerican Airlines
Mon 4/206:30 pmORD - LEX
Nonstop1h 25mAmerican Airlines
Deal found 6/16$189
This Delta deal was found by Cheapflights users on 6/18. 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 8/127:10 amLEX - MDW
1 stop5h 38mDelta
Sat 8/1610:11 amMDW - LEX
1 stop3h 44mDelta
Deal found 6/18$209
This Mytrip deal was found by Cheapflights users on 6/17. 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 7/1010:00 amLEX - ORD
1 stop7h 41mMultiple Airlines
Thu 7/177:08 amORD - LEX
1 stop13h 20mMultiple Airlines
Deal found 6/17$214
This Delta deal was found by Cheapflights users on 6/17. 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 8/58:10 amLEX - ORD
1 stop3h 06mDelta
Sat 8/169:45 amORD - LEX
1 stop6h 40mDelta
Deal found 6/17$219
This Mytrip deal was found by Cheapflights users on 6/18. 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 7/169:17 pmLEX - RFD
1 stop13h 34mAllegiant Air
Sat 7/199:02 amRFD - LEX
1 stop10h 56mAllegiant Air
Deal found 6/18$326
This United Airlines deal was found by Cheapflights users on 6/16. 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 9/115:48 pmLEX - ORD
Nonstop1h 52mUnited Airlines
Fri 9/129:27 pmORD - LEX
1 stop23h 49mUnited Airlines
Deal found 6/16$407

Cheapflights Fare Finder

Customize your flight search to find flights from Lexington to Chicago 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 June 18, 2025.
Use the filters below to find and compare flights from Lexington to Chicago that are best for you.

Fly from

Lexington

Fly to

Chicago

Route

Depart

Return

Price

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Thu 7/10

11:00 am-11:42 am

Nonstop1h 42m

Chicago O'Hare Intl

Thu 7/17

2:30 pm-5:01 pm

Nonstop1h 31m

$189

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Thu 7/10

6:04 am-6:40 am

Nonstop1h 36m

Chicago O'Hare Intl

Mon 7/14

9:30 am-12:00 pm

Nonstop1h 30m

$190

LexingtonChicago

LEX - MDW

LEXMDW

Lexington Blue Grass

Tue 8/12

7:10 am-11:48 am

1 stop5h 38m

Chicago Midway

Sat 8/16

10:11 am-2:55 pm

1 stop3h 44m

$209

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Thu 7/10

10:00 am-4:41 pm

1 stop7h 41m

Chicago O'Hare Intl

Thu 7/17

7:08 am-9:28 pm

1 stop13h 20m

$214

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Tue 8/5

8:10 am-10:16 am

1 stop3h 06m

Chicago O'Hare Intl

Sat 8/16

9:45 am-5:25 pm

1 stop6h 40m

$219

LexingtonChicago

LEX - RFD

LEXRFD

Lexington Blue Grass

Wed 7/16

9:17 pm-9:51 am

1 stop13h 34m

Chicago Greater Rockford

Sat 7/19

9:02 am-8:58 pm

1 stop10h 56m

$326

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Sun 8/3

10:28 pm-2:13 pm

1 stop16h 45m

$115

LexingtonChicago

LEX - RFD

LEXRFD

Lexington Blue Grass

Mon 7/21

9:20 pm-10:21 am

1 stop14h 01m

$131

LexingtonChicago

LEX - MDW

LEXMDW

Lexington Blue Grass

Thu 7/3

10:43 pm-8:22 am

1 stop10h 39m

$145

LexingtonChicago

LEX - ORD

LEXORD

Lexington Blue Grass

Sun 9/14

5:48 pm-6:40 pm

Nonstop1h 52m

$208

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

Showing 1-10 of 13 results
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Best time to book a flight from Lexington to Chicago

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

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

Use this chart to determine the optimal time to book a round-trip flight from Lexington to Chicago. Price data was last updated on June 13, 2025.

To ensure you get the cheapest price possible for a flight from Lexington to Chicago, you should look to book at least 82 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 Chicago?

Currently, August is the cheapest month in which you can book a flight from Lexington to Chicago (average of $245). Flying from Lexington to Chicago in March is currently the most expensive (average of $321). 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 CHI?

Find hourly flight availability from Lexington to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Lexington to Chicago in the morning. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Lexington to Chicago. Price data was last updated on June 9, 2024.

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

Weekly flight availability from Lexington to Chicago

Explore weekly flight availability from Lexington to Chicago. 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 June 18, 2025.

The most flights from LEX to CHI are scheduled on a Monday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in Chicago by month

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

In terms of precipitation, rainfall in Chicago 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 Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

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

If weather is an important factor for your trip to Chicago, 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 Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated June 18, 2025.
To help decide which airline to fly from Lexington to Chicago, see what other customers have to say about Delta, United Airlines and Allegiant Air. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
8,810 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
7.3
Good
722 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,964 reviews

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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 Lexington to Chicago. 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 Chicago?

    If you book a flight to Chicago from Lexington, you will be flying from Blue Grass, which is the city’s only airport. Lexington Blue Grass (LEX) is located 5.6 mi from the center of Lexington. There are 24 flights from Blue Grass to Chicago per day from 2 different airlines.

  • What are the cheapest airlines flying from Lexington to Chicago round-trip?

    United Airlines, at $189, was found to be the cheapest airline from Lexington to Chicago.Alternate airlines to your destination round-trip include American Airlines and Delta. United Airlines is currently priced 31% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $131. Users have also found prices from $208 and $214 on United Airlines and American Airlines, respectively.

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

    The most popular flight routes from Lexington to Chicago are Lexington Blue Grass - Chicago O'Hare Intl, Lexington Blue Grass - Chicago Midway and Lexington Blue Grass - Chicago Greater Rockford.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Lexington to Chicago on time: Avianca (97%), ANA (90%), United Airlines (87%).

  • What are the cheapest flights from Lexington to Chicago?

    On average you can expect to pay $760 for a flight from Lexington to Chicago. The cheapest flight overall is $155 while the most popular route, (Lexington Blue Grass - Chicago O'Hare Intl) is currently priced at $189.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Lexington to Chicago (average of $245). Flying from Lexington to Chicago in March is currently the most expensive (average of $321). 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
Merrillville
Lansing
Benton Harbor
Porter
Hammond
Valparaiso
Chesterton

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Top 2 airlines flying from Lexington to Chicago

Discover the top 2 airlines that operate flights from Lexington to Chicago. 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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$182Average$273FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$189Average$278FlexibilityNo cancel feeOn-time69%

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