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Sioux Falls

$319+ Cheap flights from Lexington to Sioux Falls (LEX - FSD)

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 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — FSD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Lexington to Sioux Falls

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

$319
(United Airlines)

Popular in

October

Cheapest in

July

Average price

$343
From Lexington Blue Grass to Sioux Falls Joe Foss Field
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Highest demand for flights based on searches. 7% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 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 Lexington to Sioux Falls

Cheapest flights from Lexington to Sioux Falls
Explore the most affordable flight options available from Lexington to Sioux Falls. 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.
Sat 11/225:45 pmLEX - FSD
1 stop5h 01mUnited Airlines
Sat 11/2911:17 amFSD - LEX
1 stop6h 49mUnited Airlines
Deal found 9/10$319
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.
Sat 11/226:55 pmLEX - FSD
1 stop6h 04mAmerican Airlines
Sat 11/295:29 amFSD - LEX
1 stop4h 08mAmerican Airlines
Deal found 9/11$492
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/267:33 pmLEX - FSD
1 stop20h 04mUnited Airlines
Sun 9/283:12 pmFSD - LEX
1 stop25h 08mUnited Airlines
Deal found 9/11$532
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 9/2612:54 pmLEX - FSD
2 stops9h 29mAmerican Airlines
Sun 9/286:00 amFSD - LEX
2 stops8h 30mAmerican Airlines
Deal found 9/11$720

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lexington to Sioux Falls 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 Lexington to Sioux Falls that are best for you.

Fly from

Lexington

Fly to

Sioux Falls

Route

Depart

Return

Price

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 11/22

5:45 pm-9:46 pm

1 stop5h 01m

Sioux Falls Joe Foss Field

Sat 11/29

11:17 am-7:06 pm

1 stop6h 49m

$319

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 3/7

7:08 pm-10:15 pm

1 stop4h 07m

Sioux Falls Joe Foss Field

Wed 3/11

4:23 pm-8:54 pm

1 stop3h 31m

$422

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 3/7

11:00 am-7:18 pm

2 stops9h 18m

Sioux Falls Joe Foss Field

Wed 3/11

10:58 am-9:39 pm

2 stops9h 41m

$463

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 11/22

6:55 pm-11:59 pm

1 stop6h 04m

Sioux Falls Joe Foss Field

Sat 11/29

5:29 am-10:37 am

1 stop4h 08m

$492

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Fri 9/26

7:33 pm-2:37 pm

1 stop20h 04m

Sioux Falls Joe Foss Field

Sun 9/28

3:12 pm-5:20 pm

1 stop25h 08m

$532

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Fri 9/26

12:54 pm-9:23 pm

2 stops9h 29m

Sioux Falls Joe Foss Field

Sun 9/28

6:00 am-3:30 pm

2 stops8h 30m

$720

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Lexington to Sioux Falls

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

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

Currently, September is the cheapest month in which you can book a flight from Lexington to Sioux Falls (average of $334). Flying from Lexington to Sioux Falls in December is currently the most expensive (average of $446). 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 Lexington to Sioux Falls?

Reviews of airlines servicing Sioux Falls

Get insights into the airlines that provide service to Sioux Falls. 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 Sioux Falls. Reviews last updated September 11, 2025.
See what other customers who have flown with American Airlines from Lexington to Sioux Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Overall

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Overall

7.2

Boarding

7.5

Food

6.4

Crew

8.0

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

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

    A quick flight from Lexington to Sioux Falls can take about 4h 07m. United Airlines provides one of the quickest options available for as low as $422. The distance between Lexington and Sioux Falls is about 740 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Lexington to Sioux Falls round-trip?

    Our cheapest airline available from Lexington to Sioux Falls is American Airlines. Our recent data shows that you can find tickets from as low as $248 on this airline. Users have found that American Airlines is 42% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Lexington to Sioux Falls (average of $334). Flying from Lexington to Sioux Falls in December is currently the most expensive (average of $446). 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 Sioux Falls?

Book flights to Sioux Falls if you plan to visit one of these locations
Marshall

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Lexington to Sioux Falls

Discover the top airline that operate flights from Lexington to Sioux Falls. 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$418FlexibilityNo cancel feeOn-time71%

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