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$299+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LEX
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This Delta deal was found by Cheapflights users on 1/26. 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 9/155:25 am
FSD
-
LEX
1 stop6h 10m
Delta
Sat 9/193:45 pm
LEX
-
FSD
1 stop7h 24m
Delta
Deal found 1/26$299
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/101:40 pm
FSD
-
LEX
1 stop7h 50m
United Airlines
Sat 2/145:45 pm
LEX
-
FSD
1 stop5h 22m
United Airlines
Deal found 1/26$349
This American Airlines deal was found by Cheapflights users on 1/27. 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 3/262:06 pm
FSD
-
LEX
1 stop8h 10m
American Airlines
Sat 3/284:59 pm
LEX
-
FSD
1 stop6h 56m
American Airlines
Deal found 1/27$392
This Delta deal was found by Cheapflights users on 1/26. 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 9/175:25 am
FSD
-
LEX
1 stop6h 10m
Delta
Tue 9/225:55 pm
LEX
-
FSD
1 stop5h 14m
Delta
Deal found 1/26$569

Find 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(United Airlines)

Popular in

February

Cheapest in

August

Average price

$333
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Lexington Blue Grass flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Lexington Blue Grass flights.
Search Deals
From Sioux Falls Joe Foss Field to Lexington Blue Grass
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 29, 2026.
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

Tue 2/10

1:40 pm-10:30 pm

1 stop7h 50m

Lexington Blue Grass

Sat 2/14

5:45 pm-10:07 pm

1 stop5h 22m

$349

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Thu 3/26

2:06 pm-11:16 pm

1 stop8h 10m

Lexington Blue Grass

Sat 3/28

4:59 pm-10:55 pm

1 stop6h 56m

$392

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Sun 5/31

5:25 am-12:37 pm

1 stop6h 12m

Lexington Blue Grass

Sun 6/7

5:55 pm-10:11 pm

1 stop5h 16m

$672

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Compare providers for flights from Sioux Falls to Lexington

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sioux Falls to Lexington in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sioux Falls-Lexington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-Lexington flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-Lexington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sioux Falls-Lexington flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sioux Falls-Lexington flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, July is the cheapest month in which you can book a flight from Sioux Falls to Lexington (average of $115). Flying from Sioux Falls to Lexington in March is currently the most expensive (average of $335). 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.

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 January 29, 2026.
Read reviews from past customers who have flown United 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
9,215 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 7h 50m. The distance between Sioux Falls and Lexington is about 740 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Sioux Falls to Lexington round-trip from $338. United Airlines is 29% 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, July is the cheapest month in which you can book a flight from Sioux Falls to Lexington (average of $115). Flying from Sioux Falls to Lexington in March is currently the most expensive (average of $335). 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
Somerset
Berea
Georgetown
Frankfort

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Top airline flying from Sioux Falls to Lexington

Discover the top airline 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$338Average$588FlexibilityNo cancel feeOn-time69%

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