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South Dakota

$232+ 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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — FSD
Aug 21 — Aug 281
Fri 8/21
Fri 8/28
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 July 22, 2026.

This American Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 8/186:59 pm
LEX
-
FSD
1 stop6h 31m
American Airlines
Mon 8/245:23 pm
FSD
-
LEX
1 stop5h 23m
American Airlines
Deal found 7/21$309
This Delta deal was found by Cheapflights users on 7/17. 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 8/2710:52 am
LEX
-
FSD
2 stops10h 07m
Delta
Sun 8/308:22 am
FSD
-
LEX
2 stops10h 24m
Delta
Deal found 7/17$319
This American Airlines deal was found by Cheapflights users on 7/17. 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 8/17:08 pm
LEX
-
FSD
1 stop6h 10m
American Airlines
Wed 8/56:00 am
FSD
-
LEX
1 stop4h 22m
American Airlines
Deal found 7/17$339
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Sun 8/166:15 pm
LEX
-
FSD
1 stop6h 07m
United Airlines
Sun 8/236:39 pm
FSD
-
LEX
1 stop4h 16m
United Airlines
Deal found 7/19$354
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:31 pm
LEX
-
FSD
1 stop5h 16m
Delta
Sun 9/205:30 am
FSD
-
LEX
1 stop5h 14m
Delta
Deal found 7/21$364
This Delta deal was found by Cheapflights users on 7/17. 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.
Sat 8/11:02 pm
LEX
-
FSD
2 stops10h 50m
Delta
Wed 8/55:30 am
FSD
-
LEX
1 stop5h 41m
Delta
Deal found 7/17$374
This United Airlines deal was found by Cheapflights users on 7/19. 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 12/125:50 pm
LEX
-
FSD
1 stop4h 53m
United Airlines
Tue 12/153:16 pm
FSD
-
LEX
1 stop6h 14m
United Airlines
Deal found 7/19$389
This United Airlines deal was found by Cheapflights users on 7/18. 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 7/317:00 am
LEX
-
RAP
1 stop5h 24m
United Airlines
Mon 8/33:31 pm
RAP
-
LEX
1 stop4h 54m
United Airlines
Deal found 7/18$414
This United Airlines deal was found by Cheapflights users on 7/18. 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 9/87:00 am
LEX
-
RAP
1 stop5h 26m
United Airlines
Tue 9/1510:11 am
RAP
-
LEX
2 stops11h 54m
United Airlines
Deal found 7/18$429
This United Airlines deal was found by Cheapflights users on 7/20. 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 12/95:50 pm
LEX
-
FSD
1 stop4h 53m
United Airlines
Sat 12/123:16 pm
FSD
-
LEX
1 stop6h 14m
United Airlines
Deal found 7/20$434
This Delta deal was found by Cheapflights users on 7/18. 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.
Sun 8/97:35 am
LEX
-
RAP
1 stop7h 57m
Delta
Sat 8/1510:46 am
RAP
-
LEX
1 stop6h 04m
Delta
Deal found 7/18$498
This American Airlines deal was found by Cheapflights users on 7/18. 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 9/85:44 pm
LEX
-
RAP
1 stop5h 51m
American Airlines
Tue 9/151:16 pm
RAP
-
LEX
1 stop7h 43m
American Airlines
Deal found 7/18$526

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 July 22, 2026.

Round-trip from

$309
(American Airlines)

One-way from

$232
(Kiwi.com)
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 July 22, 2026.
Use the filters below to find and compare flights from Lexington to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Thu 9/17

3:31 pm-7:47 pm

1 stop5h 16m

Sioux Falls Joe Foss Field

Sun 9/20

5:30 am-11:44 am

1 stop5h 14m

$309

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Thu 8/27

3:32 pm-7:59 pm

1 stop5h 27m

Sioux Falls Joe Foss Field

Sun 8/30

5:30 am-12:11 pm

1 stop5h 41m

$309
Quickest round-trip

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sun 8/16

6:15 pm-11:22 pm

1 stop6h 07m

Sioux Falls Joe Foss Field

Sun 8/23

6:39 pm-11:55 pm

1 stop4h 16m

$354

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 8/1

1:02 pm-10:52 pm

2 stops10h 50m

Sioux Falls Joe Foss Field

Wed 8/5

5:30 am-12:11 pm

1 stop5h 41m

$374

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 12/12

5:50 pm-9:43 pm

1 stop4h 53m

Sioux Falls Joe Foss Field

Tue 12/15

3:16 pm-10:30 pm

1 stop6h 14m

$389

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Tue 8/18

11:57 am-7:59 pm

2 stops9h 02m

Sioux Falls Joe Foss Field

Mon 8/24

12:57 pm-11:46 pm

2 stops9h 49m

$394

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Tue 9/8

7:00 am-10:26 am

1 stop5h 26m

Rapid City

Tue 9/15

10:11 am-12:05 am

2 stops11h 54m

$429

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Wed 12/9

5:50 pm-9:43 pm

1 stop4h 53m

Sioux Falls Joe Foss Field

Sat 12/12

3:16 pm-10:30 pm

1 stop6h 14m

$434

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Sun 8/9

7:35 am-1:32 pm

1 stop7h 57m

Rapid City

Sat 8/15

10:46 am-6:50 pm

1 stop6h 04m

$498

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Sat 12/5

2:00 pm-10:08 pm

2 stops10h 08m

Rapid City

Wed 12/9

5:48 pm-10:11 am

2 stops14h 23m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/18

Showing 1-10 of 15 resultsSorted by cheapest first
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

Weekly flight availability from Lexington to South Dakota

Explore weekly flight availability from Lexington to South Dakota. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 22, 2026.

The most flights from LEX to USSD are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 July 22, 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
10,020 reviews

Boarding

7.7

Comfort

7.3

Food

6.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
10,020 reviews
United Airlines
7.4
Good
10,020 reviews

Boarding

7.7

Comfort

7.3

Food

6.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
American Airlines
7.1
Good
11,834 reviews
United Airlines
7.4
Good
10,020 reviews

Boarding

7.7

Comfort

7.3

Food

6.7

Entertainment

7.1

Crew

8.1

Overall

7.4

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

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 Delta and United Airlines fly from Lexington to South Dakota in about 5h 16m. The time it takes to get you to your destination can typically vary by up to 51m. 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.

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 July 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$323Average$497FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$380Average$553FlexibilityNo cancel feeOn-time71%

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