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Lexington

$249+ Cheap flights from Sioux Falls to Lexington (FSD - LEX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LEX
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Sioux Falls to Lexington

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) to Lexington (LEX). 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 September 11, 2025.

Round-trip from

$249
(United Airlines)

Popular in

May

Cheapest in

November

Average price

$659
From Sioux Falls Joe Foss Field to Lexington Blue Grass
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Highest demand for flights based on searches. 27% potential increase in price ($200 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Sioux Falls to Lexington

Cheapest flights from Sioux Falls to Lexington
Explore the most affordable flight options available from Sioux Falls to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/158:00 amFSD - LEX
1 stop6h 48mUnited Airlines
Sun 10/197:05 amLEX - FSD
1 stop4h 32mUnited Airlines
Deal found 9/10$249
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/256:10 pmFSD - LEX
1 stop4h 49mUnited Airlines
Mon 9/292:10 pmLEX - FSD
1 stop4h 17mUnited Airlines
Deal found 9/10$299
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 9/265:33 pmFSD - LEX
1 stop5h 53mAmerican Airlines
Tue 9/306:47 amLEX - FSD
1 stop6h 02mAmerican Airlines
Deal found 9/11$402
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Thu 10/1611:41 amFSD - LEX
1 stop9h 02mMultiple Airlines
Sun 10/1910:33 pmLEX - FSD
2 stops21h 00mMultiple Airlines
Deal found 9/10$439
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/1611:19 amFSD - LEX
1 stop5h 01mUnited Airlines
Sun 10/197:05 amLEX - FSD
1 stop4h 32mUnited Airlines
Deal found 9/10$468
This American Airlines deal was found by Cheapflights users on 9/10. 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 9/256:00 pmFSD - LEX
1 stop4h 28mAmerican Airlines
Mon 9/293:36 pmLEX - FSD
2 stops9h 21mAmerican Airlines
Deal found 9/10$500
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Thu 10/1611:41 amFSD - LEX
1 stop9h 02mAllegiant Air
Sun 10/193:52 pmLEX - FSD
1 stop18h 26mAllegiant Air
Deal found 9/10$539
This American Airlines deal was found by Cheapflights users on 9/11. 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 10/96:27 pmFSD - LEX
1 stop15h 15mAmerican Airlines
Mon 10/207:19 pmLEX - FSD
1 stop4h 23mAmerican Airlines
Deal found 9/11$550
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/108:00 amFSD - LEX
1 stop14h 59mUnited Airlines
Mon 10/136:01 pmLEX - FSD
1 stop5h 21mUnited Airlines
Deal found 9/8$627

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls 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 September 11, 2025.
Use the filters below to find and compare flights from Sioux Falls to Lexington that are best for you.

Fly from

Sioux Falls

Fly to

Lexington

Route

Depart

Return

Price

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Wed 10/15

8:00 am-3:48 pm

1 stop6h 48m

Lexington Blue Grass

Sun 10/19

7:05 am-10:37 am

1 stop4h 32m

$249

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Thu 9/25

6:10 pm-11:59 pm

1 stop4h 49m

Lexington Blue Grass

Mon 9/29

2:10 pm-5:27 pm

1 stop4h 17m

$299

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Tue 3/3

1:45 pm-10:16 pm

1 stop7h 31m

Lexington Blue Grass

Sat 3/7

5:50 pm-9:47 pm

1 stop4h 57m

$319

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Tue 3/3

1:20 pm-11:55 pm

2 stops9h 35m

Lexington Blue Grass

Sat 3/7

11:00 am-7:18 pm

2 stops9h 18m

$334

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Tue 3/3

12:37 pm-11:55 pm

2 stops10h 18m

Lexington Blue Grass

Sat 3/7

7:08 pm-10:15 pm

1 stop4h 07m

$354

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Fri 9/26

5:33 pm-12:26 am

1 stop5h 53m

Lexington Blue Grass

Tue 9/30

6:47 am-11:49 am

1 stop6h 02m

$402

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Thu 10/16

11:41 am-9:43 pm

1 stop9h 02m

Lexington Blue Grass

Sun 10/19

10:33 pm-6:33 pm

2 stops21h 00m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Sioux Falls to Lexington

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

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

Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Lexington (average of $303). Flying from Sioux Falls 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.

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

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 September 11, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Sioux Falls to Lexington. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Lexington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Sioux Falls to Lexington?

    Departing from Sioux Falls to Lexington will take you 6h 48m. The distance between Sioux Falls and Lexington is about 740 mi.

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

    Cheapflights users have booked flights from Sioux Falls to Lexington round-trip from $248. Another airline that can offer you cheap pricing is United Airlines. American Airlines is 52% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Sioux Falls to Lexington?

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

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

    Yes. Cheapflights offers flight deals from Sioux Falls 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 Sioux Falls to Lexington?

    Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Lexington (average of $303). Flying from Sioux Falls 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
Berea
Frankfort

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Sioux Falls to Lexington

Discover the top 2 airlines that operate flights from Sioux Falls 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$416FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$338Average$609FlexibilityNo cancel feeOn-time69%

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