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Lexington

$236+ Cheap flights from South Dakota 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LEX
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Cheap 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 March 26, 2026.

This United Airlines deal was found by Cheapflights users on 3/24. 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 4/2112:00 pm
RAP
-
LEX
2 stops9h 59m
United Airlines
Tue 4/286:01 pm
LEX
-
RAP
1 stop5h 40m
United Airlines
Deal found 3/24$344
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Tue 4/216:00 am
RAP
-
LEX
1 stop5h 35m
American Airlines
Tue 4/287:00 am
LEX
-
RAP
1 stop6h 23m
American Airlines
Deal found 3/24$379
This United Airlines deal was found by Cheapflights users on 3/25. 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 8/221:01 pm
FSD
-
LEX
1 stop6h 26m
United Airlines
Tue 8/257:33 pm
LEX
-
FSD
1 stop5h 04m
United Airlines
Deal found 3/25$391
This United Airlines deal was found by Cheapflights users on 3/25. 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 8/251:33 pm
RAP
-
LEX
1 stop6h 57m
United Airlines
Sat 8/299:03 am
LEX
-
RAP
1 stop5h 21m
United Airlines
Deal found 3/25$429
This United Airlines deal was found by Cheapflights users on 3/23. 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 4/12:47 pm
RAP
-
LEX
1 stop5h 58m
United Airlines
Sun 4/127:00 am
LEX
-
RAP
1 stop5h 36m
United Airlines
Deal found 3/23$455
This United Airlines deal was found by Cheapflights users on 3/23. 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 10/207:40 am
FSD
-
LEX
1 stop13h 50m
United Airlines
Sat 10/245:50 pm
LEX
-
FSD
1 stop4h 53m
United Airlines
Deal found 3/23$509
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Wed 4/86:00 am
FSD
-
LEX
1 stop6h 35m
American Airlines
Sun 4/121:14 pm
LEX
-
FSD
1 stop6h 55m
American Airlines
Deal found 3/24$560
This United Airlines deal was found by Cheapflights users on 3/25. 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 6/41:35 pm
RAP
-
LEX
1 stop6h 55m
United Airlines
Mon 6/85:15 am
LEX
-
RAP
1 stop7h 09m
United Airlines
Deal found 3/25$583
This American Airlines deal was found by Cheapflights users on 3/23. 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 5/76:00 am
FSD
-
LEX
1 stop6h 35m
American Airlines
Sun 5/107:00 am
LEX
-
FSD
1 stop6h 56m
American Airlines
Deal found 3/23$598
This United Airlines deal was found by Cheapflights users on 3/25. 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 4/12:47 pm
RAP
-
LEX
1 stop5h 58m
United Airlines
Mon 4/135:30 am
LEX
-
RAP
2 stops17h 14m
United Airlines
Deal found 3/25$633

Find 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 March 26, 2026.

Round-trip from

$344
(United Airlines)

One-way from

$236
(American Airlines)
From South Dakota to Lexington Blue Grass
Search Deals
One-way flight from South Dakota to Lexington Blue Grass
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 March 26, 2026.
Use the filters below to find and compare flights from South Dakota to Lexington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 4/21

12:00 pm-11:59 pm

2 stops9h 59m

Lexington Blue Grass

Tue 4/28

6:01 pm-9:41 pm

1 stop5h 40m

$344

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 4/21

6:00 am-1:35 pm

1 stop5h 35m

Lexington Blue Grass

Tue 4/28

7:00 am-11:23 am

1 stop6h 23m

$379
Quickest round-trip

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Sat 8/22

1:01 pm-6:56 pm

1 stop4h 55m

Lexington Blue Grass

Tue 8/25

7:33 pm-11:37 pm

1 stop5h 04m

$391

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 8/25

1:33 pm-10:30 pm

1 stop6h 57m

Lexington Blue Grass

Sat 8/29

7:00 am-10:12 am

1 stop5h 12m

$429

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Wed 4/8

12:29 pm-10:46 pm

2 stops9h 17m

Lexington Blue Grass

Sun 4/12

1:14 pm-7:09 pm

1 stop6h 55m

$565

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Thu 6/4

1:35 pm-10:30 pm

1 stop6h 55m

Lexington Blue Grass

Mon 6/8

5:15 am-10:24 am

1 stop7h 09m

$583

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Thu 5/7

6:00 am-1:35 pm

1 stop6h 35m

Lexington Blue Grass

Sun 5/10

7:00 am-12:56 pm

1 stop6h 56m

$598

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Thu 6/4

6:50 am-5:13 pm

2 stops8h 23m

Lexington Blue Grass

Mon 6/8

7:35 am-3:48 pm

2 stops10h 13m

$991
Cheapest one-way
Quickest one-way

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 7/14

3:25 pm-11:49 pm

1 stop6h 24m

$236

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 7/14

12:35 pm-12:14 am

2 stops9h 39m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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 October is currently the most expensive (average of $280). 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 $379, United Airlines can have you in Lexington from South Dakota in 5h 35m. The distance between South Dakota and Lexington is about 1044 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 October is currently the most expensive (average of $280). 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
Danville
Berea
Georgetown
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 March 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$482FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$292Average$479FlexibilityNo cancel feeOn-time69%

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