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South Dakota

$246+ Cheap flights from Lexington (LEX) to South Dakota

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — FSD
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
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Cheap flight deals from Lexington to South Dakota

Cheapest flights from Lexington to South Dakota
Explore the most affordable flight options available from Lexington to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This United Airlines deal was found by Cheapflights users on 1/21. 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 2/147:00 am
LEX
-
FSD
1 stop4h 46m
United Airlines
Wed 2/1811:21 am
FSD
-
LEX
1 stop4h 29m
United Airlines
Deal found 1/21$339
This United Airlines deal was found by Cheapflights users on 1/22. 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 2/710:30 am
LEX
-
RAP
2 stops12h 02m
United Airlines
Tue 2/1012:35 pm
RAP
-
LEX
1 stop7h 55m
United Airlines
Deal found 1/22$394
This American Airlines deal was found by Cheapflights users on 1/21. 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 6/2511:56 am
LEX
-
FSD
1 stop6h 07m
American Airlines
Mon 6/296:27 am
FSD
-
LEX
1 stop5h 26m
American Airlines
Deal found 1/21$432
This United Airlines deal was found by Cheapflights users on 1/22. 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 2/710:30 am
LEX
-
FSD
1 stop25h 17m
United Airlines
Wed 2/117:30 am
FSD
-
LEX
1 stop4h 55m
United Airlines
Deal found 1/22$478
This American Airlines deal was found by Cheapflights users on 1/24. 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.
Thu 7/25:40 pm
LEX
-
RAP
1 stop5h 50m
American Airlines
Sat 7/44:16 pm
RAP
-
LEX
1 stop5h 24m
American Airlines
Deal found 1/24$494
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/86:09 pm
LEX
-
FSD
1 stop25h 27m
Allegiant Air
Thu 2/126:52 pm
FSD
-
LEX
1 stop24h 42m
Allegiant Air
Deal found 1/24$512
This American Airlines deal was found by Cheapflights users on 1/22. 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 3/136:40 am
LEX
-
FSD
1 stop5h 58m
American Airlines
Sun 3/225:44 am
FSD
-
LEX
1 stop6h 34m
American Airlines
Deal found 1/22$527
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/82:07 pm
LEX
-
FSD
2 stops27h 00m
Multiple Airlines
Thu 2/126:52 pm
FSD
-
LEX
1 stop24h 42m
Multiple Airlines
Deal found 1/24$532
This Delta deal was found by Cheapflights users on 1/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/27:10 am
LEX
-
RAP
1 stop6h 09m
Delta
Sat 7/46:20 am
RAP
-
LEX
2 stops11h 24m
Delta
Deal found 1/24$703
This American Airlines deal was found by Cheapflights users on 1/23. 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.
Sat 5/235:40 pm
LEX
-
RAP
1 stop5h 50m
American Airlines
Mon 5/2510:19 am
RAP
-
LEX
1 stop7h 16m
American Airlines
Deal found 1/23$832
This American Airlines deal was found by Cheapflights users on 1/23. 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.
Fri 5/226:00 am
LEX
-
RAP
1 stop7h 15m
American Airlines
Mon 5/2511:54 am
RAP
-
LEX
1 stop5h 47m
American Airlines
Deal found 1/23$846

Find flight deals from Lexington to South Dakota

Keep the following information in mind while searching for Lexington to South Dakota flight deals. Data was last updated January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$339
(United Airlines)

One-way from

$246
(United Airlines)
Provider with most accurate pricing for Lexington Blue Grass-Sioux Falls Joe Foss Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lexington Blue Grass-Sioux Falls Joe Foss Field flights.
Search Deals
From Lexington Blue Grass to South Dakota
Search Deals
One-way flight from Lexington Blue Grass to South Dakota
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lexington to South Dakota 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 24, 2026.
Use the filters below to find and compare flights from Lexington to South Dakota that are best for you.

Fly from

Lexington

Fly to

South Dakota

Route

Depart

Return

Price

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 2/14

7:00 am-10:46 am

1 stop4h 46m

Sioux Falls Joe Foss Field

Wed 2/18

11:21 am-4:50 pm

1 stop4h 29m

$339

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Sat 2/7

10:30 am-8:32 pm

2 stops12h 02m

Rapid City

Tue 2/10

12:35 pm-10:30 pm

1 stop7h 55m

$394

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Thu 6/25

11:56 am-5:03 pm

1 stop6h 07m

Sioux Falls Joe Foss Field

Mon 6/29

6:27 am-12:53 pm

1 stop5h 26m

$432

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 2/7

10:30 am-10:47 am

1 stop25h 17m

Sioux Falls Joe Foss Field

Wed 2/11

7:30 am-1:25 pm

1 stop4h 55m

$478

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Thu 7/2

5:40 pm-9:30 pm

1 stop5h 50m

Rapid City

Sat 7/4

4:16 pm-11:40 pm

1 stop5h 24m

$494

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sun 2/8

6:09 pm-6:36 pm

1 stop25h 27m

Sioux Falls Joe Foss Field

Thu 2/12

6:52 pm-8:34 pm

1 stop24h 42m

$512

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Fri 3/13

6:40 am-11:38 am

1 stop5h 58m

Sioux Falls Joe Foss Field

Sun 3/22

5:44 am-1:18 pm

1 stop6h 34m

$527

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sun 2/8

2:07 pm-4:07 pm

2 stops27h 00m

Sioux Falls Joe Foss Field

Thu 2/12

6:52 pm-8:34 pm

1 stop24h 42m

$532

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Thu 7/2

7:10 am-11:19 am

1 stop6h 09m

Rapid City

Sat 7/4

6:20 am-7:44 pm

2 stops11h 24m

$703

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Fri 5/22

6:00 am-11:15 am

1 stop7h 15m

Rapid City

Mon 5/25

11:54 am-7:41 pm

1 stop5h 47m

$846

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 17 results
1
2

Best time to book a flight from Lexington to South Dakota

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

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

Currently, April is the cheapest month in which you can book a flight from Lexington to South Dakota (average of $192). Flying from Lexington to South Dakota in December is currently the most expensive (average of $315). 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 South Dakota

Get insights into the airlines that provide service to South Dakota. 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 South Dakota. Reviews last updated January 24, 2026.
See what other customers who have flown with United Airlines and American Airlines from Lexington to South Dakota have to say. 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
9,194 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

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
9,194 reviews
United Airlines
7.4
Good
9,194 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

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
American Airlines
7.2
Good
11,192 reviews
United Airlines
7.4
Good
9,194 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

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 Lexington to South Dakota. 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 from for flights from Lexington to South Dakota?

    Lexington Blue Grass (LEX) is the airport you will fly out of if you book a flight from Lexington to South Dakota. It is only a 5.6 mi journey to Blue Grass (LEX) from Lexington’s city center.

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

    Airlines like United Airlines and American Airlines fly from Lexington to South Dakota in about 4h 46m. The time it takes to get you to your destination can typically vary by up to 1h 21m. Lexington and South Dakota are separated by a distance of 740 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Lexington to South Dakota (average of $192). Flying from Lexington to South Dakota in December is currently the most expensive (average of $315). 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

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Top 2 airlines flying from Lexington to South Dakota

Discover the top 2 airlines that operate flights from Lexington to South Dakota. 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$426FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$323Average$497FlexibilityNo cancel feeOn-time69%

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