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South Dakota

$192+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — FSD
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
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 March 13, 2026.

This United Airlines deal was found by Cheapflights users on 3/9. 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 5/196:03 pm
LEX
-
FSD
1 stop4h 49m
United Airlines
Sun 5/241:18 pm
FSD
-
LEX
1 stop8h 07m
United Airlines
Deal found 3/9$339
This United Airlines deal was found by Cheapflights users on 3/8. 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 8/299:03 am
LEX
-
FSD
1 stop8h 20m
United Airlines
Wed 9/27:40 am
FSD
-
LEX
1 stop4h 30m
United Airlines
Deal found 3/8$359
This United Airlines deal was found by Cheapflights users on 3/8. 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 8/229:03 am
LEX
-
RAP
1 stop7h 44m
United Airlines
Wed 8/261:33 pm
RAP
-
LEX
1 stop6h 57m
United Airlines
Deal found 3/8$379
This United Airlines deal was found by Cheapflights users on 3/12. 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 3/275:39 pm
LEX
-
FSD
1 stop5h 23m
United Airlines
Tue 3/313:10 pm
FSD
-
LEX
1 stop4h 14m
United Airlines
Deal found 3/12$389
This American Airlines deal was found by Cheapflights users on 3/9. 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 6/25:19 am
LEX
-
RAP
1 stop7h 55m
American Airlines
Mon 6/153:22 pm
RAP
-
LEX
1 stop6h 11m
American Airlines
Deal found 3/9$433
This United Airlines deal was found by Cheapflights users on 3/10. 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 7/185:45 pm
LEX
-
RAP
1 stop5h 52m
United Airlines
Sat 7/2511:20 am
RAP
-
LEX
2 stops10h 39m
United Airlines
Deal found 3/10$436
This American Airlines deal was found by Cheapflights users on 3/9. 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 7/45:44 pm
LEX
-
RAP
1 stop5h 47m
American Airlines
Fri 7/103:25 pm
RAP
-
LEX
1 stop6h 24m
American Airlines
Deal found 3/9$459
This United Airlines deal was found by Cheapflights users on 3/10. 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 7/49:00 am
LEX
-
RAP
2 stops8h 59m
United Airlines
Fri 7/101:35 pm
RAP
-
LEX
1 stop6h 55m
United Airlines
Deal found 3/10$464
This American Airlines deal was found by Cheapflights users on 3/9. 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 5/1911:28 am
LEX
-
FSD
2 stops12h 38m
American Airlines
Sun 5/244:48 pm
FSD
-
LEX
1 stop16h 54m
American Airlines
Deal found 3/9$521
This American Airlines deal was found by Cheapflights users on 3/11. 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 4/2211:01 am
LEX
-
FSD
1 stop4h 46m
American Airlines
Thu 4/231:41 pm
FSD
-
LEX
1 stop8h 12m
American Airlines
Deal found 3/11$537
This American Airlines deal was found by Cheapflights users on 3/11. 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 4/410:27 am
LEX
-
FSD
1 stop4h 06m
American Airlines
Sat 4/116:00 am
FSD
-
LEX
1 stop6h 35m
American Airlines
Deal found 3/11$800

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 March 13, 2026.

Round-trip from

$339
(United Airlines)

One-way from

$192
(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 March 13, 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

Wed 5/20

7:50 pm-12:49 am

1 stop5h 59m

Sioux Falls Joe Foss Field

Sun 5/24

1:18 pm-10:25 pm

1 stop8h 07m

$339

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Tue 5/19

6:03 pm-9:52 pm

1 stop4h 49m

Sioux Falls Joe Foss Field

Sun 5/24

1:18 pm-10:25 pm

1 stop8h 07m

$339

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 8/29

9:03 am-4:23 pm

1 stop8h 20m

Sioux Falls Joe Foss Field

Wed 9/2

7:40 am-1:10 pm

1 stop4h 30m

$359

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Sat 8/22

9:03 am-2:47 pm

1 stop7h 44m

Rapid City

Wed 8/26

1:33 pm-10:30 pm

1 stop6h 57m

$379

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Sat 7/4

5:30 am-10:24 am

1 stop6h 54m

Rapid City

Fri 7/10

1:35 pm-10:30 pm

1 stop6h 55m

$399

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Tue 5/19

11:28 am-11:06 pm

2 stops12h 38m

Sioux Falls Joe Foss Field

Sun 5/24

4:48 pm-10:42 am

1 stop16h 54m

$521

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Wed 4/22

11:01 am-2:47 pm

1 stop4h 46m

Sioux Falls Joe Foss Field

Thu 4/23

1:41 pm-10:53 pm

1 stop8h 12m

$537

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Fri 3/27

5:39 pm-10:02 pm

1 stop5h 23m

Sioux Falls Joe Foss Field

Tue 3/31

6:00 am-5:02 pm

2 stops10h 02m

$736
Quickest round-trip

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 4/4

10:27 am-1:33 pm

1 stop4h 06m

Sioux Falls Joe Foss Field

Sat 4/11

6:00 am-1:35 pm

1 stop6h 35m

$800
Cheapest one-way

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Thu 5/7

9:12 pm-9:55 am

1 stop13h 43m

$192

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 13 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

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 June is currently the most expensive (average of $316). 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 March 13, 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
9,418 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

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
9,418 reviews
United Airlines
7.4
Good
9,418 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

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
7.1
Good
11,448 reviews
United Airlines
7.4
Good
9,418 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Boarding

7.7

Entertainment

7.1

Crew

8.1

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 fly from Lexington to South Dakota in about 5h 59m. The time it takes to get you to your destination can typically vary by up to . Lexington and South Dakota are separated by a distance of 740 mi.

  • 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 June is currently the most expensive (average of $316). 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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$449FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$323Average$497FlexibilityNo cancel feeOn-time69%

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