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$100+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LEX
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
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 March 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$167
(United Airlines)

One-way from

$100
(American Airlines)

Popular in

February

Cheapest in

January

Average price

$261

Good round-trip deal

$252 or less

Good one-way deal

$129 or less
Provider with most accurate pricing for Chicago (CHI)-Lexington Blue Grass flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Lexington Blue Grass flights.
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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. 2% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 3, 2025.

This United Airlines deal was found by Cheapflights users on 3/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2910:50 amORD - LEX
Nonstop1h 34mUnited Airlines
Sat 5/36:10 pmLEX - ORD
Nonstop1h 45mUnited Airlines
Deal found 3/3$167
This Delta deal was found by Cheapflights users on 3/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/299:52 amMDW - LEX
1 stop4h 05mDelta
Sat 5/37:35 amLEX - MDW
1 stop6h 00mDelta
Deal found 3/3$187
This Delta deal was found by Cheapflights users on 3/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/297:05 amORD - LEX
1 stop6h 52mDelta
Sat 5/312:01 pmLEX - ORD
1 stop5h 10mDelta
Deal found 3/3$187
This American Airlines deal was found by Cheapflights users on 3/3. 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.
Thu 4/171:15 pmORD - LEX
Nonstop1h 21mAmerican Airlines
Thu 4/246:41 amLEX - ORD
Nonstop1h 36mAmerican Airlines
Deal found 3/3$205
This Delta deal was found by Cheapflights users on 3/2. 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 6/107:20 amSTL - LEX
1 stop6h 09mDelta
Mon 6/167:45 pmLEX - STL
1 stop4h 54mDelta
Deal found 3/2$229
This Mytrip deal was found by Cheapflights users on 3/2. 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.
Sat 5/106:34 pmORD - LEX
1 stop20h 43mMultiple Airlines
Thu 5/154:47 pmLEX - ORD
1 stop28h 53mMultiple Airlines
Deal found 3/2$259
This American Airlines deal was found by Cheapflights users on 3/2. 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 3/65:10 amSTL - LEX
1 stop7h 25mAmerican Airlines
Sun 3/96:40 amLEX - STL
1 stop5h 44mAmerican Airlines
Deal found 3/2$279
This United Airlines deal was found by Cheapflights users on 3/2. 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.
Fri 4/185:25 pmMLI - LEX
1 stop5h 19mUnited Airlines
Sun 4/205:30 pmLEX - MLI
1 stop5h 05mUnited Airlines
Deal found 3/2$343
This United deal was found by Cheapflights users on 3/3. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/45:35 pmSTL - LEX
1 stop5h 09mUnited Airlines
Sun 4/611:05 amLEX - STL
1 stop5h 42mUnited Airlines
Deal found 3/3$459
This American Airlines deal was found by Cheapflights users on 3/3. 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.
Thu 4/312:40 pmMLI - LEX
2 stops10h 17mAmerican Airlines
Sun 4/65:05 pmLEX - MLI
1 stop6h 10mAmerican Airlines
Deal found 3/3$552
This Mytrip deal was found by Cheapflights users on 3/2. 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 3/69:50 amSTL - LEX
3 stops33h 45mMultiple Airlines
Sun 3/93:20 pmLEX - STL
3 stops28h 21mMultiple Airlines
Deal found 3/2$828

Find flights from Illinois to Lexington within your budget

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 March 3, 2025.

Fly from

Illinois

Fly to

Lexington

Route

Depart

Return

Price

ChicagoLexington

ORD - LEX

ORDLEX

Chicago O'Hare Intl

Tue 4/29

10:50 am-1:24 pm

Nonstop1h 34m

Lexington Blue Grass

Sat 5/3

6:10 pm-6:55 pm

Nonstop1h 45m

$167

ChicagoLexington

MDW - LEX

MDWLEX

Chicago Midway

Tue 4/29

9:52 am-2:57 pm

1 stop4h 05m

Lexington Blue Grass

Sat 5/3

7:35 am-12:35 pm

1 stop6h 00m

$187

ChicagoLexington

ORD - LEX

ORDLEX

Chicago O'Hare Intl

Tue 4/29

7:05 am-2:57 pm

1 stop6h 52m

Lexington Blue Grass

Sat 5/3

12:01 pm-4:11 pm

1 stop5h 10m

$187

ChicagoLexington

ORD - LEX

ORDLEX

Chicago O'Hare Intl

Thu 4/17

1:15 pm-3:36 pm

Nonstop1h 21m

Lexington Blue Grass

Thu 4/24

6:41 am-7:17 am

Nonstop1h 36m

$205

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Tue 6/10

7:20 am-2:29 pm

1 stop6h 09m

Lexington Blue Grass

Mon 6/16

7:45 pm-11:39 pm

1 stop4h 54m

$229

ChicagoLexington

ORD - LEX

ORDLEX

Chicago O'Hare Intl

Sat 5/10

6:34 pm-4:17 pm

1 stop20h 43m

Lexington Blue Grass

Thu 5/15

4:47 pm-8:40 pm

1 stop28h 53m

$259

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Mon 3/31

6:00 am-12:41 pm

1 stop5h 41m

Lexington Blue Grass

Mon 4/7

5:05 pm-11:33 pm

1 stop7h 28m

$309

MolineLexington

MLI - LEX

MLILEX

Moline Quad-City

Fri 4/18

5:25 pm-11:44 pm

1 stop5h 19m

Lexington Blue Grass

Sun 4/20

5:30 pm-9:35 pm

1 stop5h 05m

$343

St. LouisLexington

STL - LEX

STLLEX

Lambert-St Louis

Fri 4/4

5:35 pm-11:44 pm

1 stop5h 09m

Lexington Blue Grass

Sun 4/6

11:05 am-3:47 pm

1 stop5h 42m

$459

MolineLexington

MLI - LEX

MLILEX

Moline Quad-City

Thu 4/3

12:40 pm-11:57 pm

2 stops10h 17m

Lexington Blue Grass

Sun 4/6

5:05 pm-10:15 pm

1 stop6h 10m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Showing 1-10 of 18 results
1
2

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.

Travel insights for flights from Illinois to Lexington

Get recent, data-driven insights about flights from Illinois to Lexington including ideal travel times, pricing trends, and more.

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 May is currently the most expensive (average of $398). 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 March 3, 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.

Rainfall in Lexington by month

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

In terms of precipitation, rainfall in Lexington ranges from 2.9 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Lexington when rainfall is around 2.9 in.

Temperature in Lexington by month

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

If weather is an important factor for your trip to Lexington, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 March 3, 2025.
To help decide which airline to fly from Illinois to Lexington, see what other customers have to say about Delta, United Airlines and Allegiant Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,068 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,068 reviews
Delta
8.0
Very good
8,068 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,679 reviews
Delta
8.0
Very good
8,068 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Allegiant Air
7.3
Good
752 reviews
Delta
8.0
Very good
8,068 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,068 reviews

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 $100 on American Airlines. Other airlines that offer cheap prices include Delta from $140 and United Airlines from $160 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 Lufthansa (82%), Aer Lingus (80%) and Air Canada (79%).

  • What are the cheapest flights from Illinois to Lexington?

    Looking at all options, your cheapest flight can be booked for $129. While the most popular route (Chicago O'Hare Intl - Lexington Blue Grass) can be booked for $167 on average our data indicates $247 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 May is currently the most expensive (average of $398). 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 Illinois?

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

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Alternative routes for Illinois to Lexington

See prices for flight routes from nearby airports that may be better suited for you.
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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 March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$156Average$286FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$157Average$255FlexibilityNo cancel feeOn-time71%
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