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$254+ Cheap flights from South Dakota to Lexington (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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LEX
Dec 29 — Jan 51
Mon 12/29
Mon 1/5
1 adult, Economy
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Find flight deals from South Dakota to Lexington

Cheapest flights from South Dakota to Lexington
Explore the most affordable flight options available from South Dakota to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 29, 2025.

This American Airlines deal was found by Cheapflights users on 11/27. 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 12/187:19 pmFSD - LEX
2 stops14h 11mAmerican Airlines
Mon 12/227:06 pmLEX - FSD
1 stop16h 10mAmerican Airlines
Deal found 11/27$490

Cheap flight deals from South Dakota to Lexington

Keep the following information in mind while searching for South Dakota to Lexington flight deals. Data was last updated November 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$254
(American Airlines)

Popular in

May

Cheapest in

August
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 South Dakota to Lexington Blue Grass
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($222 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($37 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Dakota 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 November 29, 2025.
Use the filters below to find and compare flights from South Dakota to Lexington that are best for you.

Fly from

South Dakota

Fly to

Lexington

Route

Depart

Return

Price

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Fri 1/9

6:00 am-5:53 pm

2 stops10h 53m

Lexington Blue Grass

Sun 1/11

4:58 pm-9:35 pm

1 stop5h 37m

$254

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Wed 1/21

10:54 am-11:53 pm

2 stops10h 59m

Lexington Blue Grass

Sat 1/24

8:00 am-3:25 pm

2 stops9h 25m

$269

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Tue 2/3

11:02 am-9:41 pm

2 stops9h 39m

Lexington Blue Grass

Sat 2/7

10:37 am-3:34 pm

2 stops5h 57m

$299

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Tue 2/3

12:26 pm-11:15 pm

2 stops9h 49m

Lexington Blue Grass

Sat 2/7

4:29 pm-9:35 pm

1 stop6h 06m

$324

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Wed 1/21

6:00 am-2:28 pm

1 stop6h 28m

Lexington Blue Grass

Sat 1/24

7:36 am-1:34 pm

1 stop7h 58m

$339

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Thu 12/18

7:19 pm-10:30 am

2 stops14h 11m

Lexington Blue Grass

Mon 12/22

7:06 pm-10:16 am

1 stop16h 10m

$490

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/28

Best time to book a flight from South Dakota to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington from South Dakota 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 South Dakota to Lexington

What is the cheapest month to book a flight from South Dakota to Lexington?

Currently, July is the cheapest month in which you can book a flight from South Dakota to Lexington (average of $115). Flying from South Dakota to Lexington in February is currently the most expensive (average of $318). 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.

Related info for your journey

Find useful and relevant information for your journey from South Dakota 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 South Dakota?

    Located just 5.6 mi from the city center, Lexington Blue Grass (LEX) is the airport most travelers will use when flying to Lexington from South Dakota.

  • How long is the flight from South Dakota to Lexington?

    For as low as $254, American Airlines can have you in Lexington from South Dakota in 10h 53m. The distance between South Dakota and Lexington is about 740 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from South Dakota to Lexington?

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

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

    Yes. Cheapflights offers flight deals from South Dakota 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 South Dakota to Lexington?

    Currently, July is the cheapest month in which you can book a flight from South Dakota to Lexington (average of $115). Flying from South Dakota to Lexington in February is currently the most expensive (average of $318). 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

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Top 2 airlines flying from South Dakota to Lexington

Discover the top 2 airlines that operate flights from South Dakota 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 November 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$566FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$292Average$549FlexibilityNo cancel feeOn-time69%

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