HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Dakota

$294+ Cheap flights from Lexington (LEX) to South Dakota

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — FSD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Lexington to South Dakota with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find 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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/29. 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.
Tue 12/910:33 amLEX - RAP
2 stops7h 12mDelta
Sat 12/136:05 amRAP - LEX
2 stops8h 33mDelta
Deal found 10/29$294
This American Airlines deal was found by Cheapflights users on 10/30. 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 12/97:00 amLEX - RAP
1 stop8h 12mAmerican Airlines
Sat 12/131:47 pmRAP - LEX
1 stop5h 58mAmerican Airlines
Deal found 10/30$325
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/92:10 pmLEX - RAP
2 stops10h 05mUnited Airlines
Sat 12/132:55 pmRAP - LEX
1 stop5h 11mUnited Airlines
Deal found 10/29$344
This American Airlines deal was found by Cheapflights users on 10/30. 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 12/97:00 amLEX - RAP
1 stop8h 12mAmerican Airlines
Fri 12/121:47 pmRAP - LEX
1 stop5h 56mAmerican Airlines
Deal found 10/30$381
This Delta deal was found by Cheapflights users on 10/29. 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.
Tue 11/256:00 amLEX - FSD
2 stops7h 50mDelta
Mon 12/81:30 pmFSD - LEX
2 stops9h 38mDelta
Deal found 10/29$394
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/107:00 amLEX - RAP
2 stops10h 35mUnited Airlines
Sat 12/132:55 pmRAP - LEX
1 stop5h 11mUnited Airlines
Deal found 10/30$418
This American Airlines deal was found by Cheapflights users on 10/30. 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 12/107:00 amLEX - RAP
1 stop8h 12mAmerican Airlines
Sat 12/135:15 amRAP - LEX
1 stop6h 11mAmerican Airlines
Deal found 10/30$419
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/251:59 pmLEX - RAP
1 stop22h 35mUnited Airlines
Mon 12/812:41 pmRAP - LEX
1 stop7h 25mUnited Airlines
Deal found 10/29$428
This Delta deal was found by Cheapflights users on 10/30. 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.
Tue 12/97:45 amLEX - RAP
2 stops10h 00mDelta
Fri 12/126:05 amRAP - LEX
2 stops9h 16mDelta
Deal found 10/30$431
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/266:00 amLEX - FSD
1 stop18h 59mAmerican Airlines
Mon 12/17:16 pmFSD - LEX
1 stop14h 17mAmerican Airlines
Deal found 10/30$433
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/92:10 pmLEX - RAP
2 stops10h 05mUnited Airlines
Fri 12/122:55 pmRAP - LEX
2 stops29h 35mUnited Airlines
Deal found 10/29$438
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/251:59 pmLEX - FSD
1 stop8h 47mUnited Airlines
Mon 12/88:00 amFSD - LEX
1 stop4h 22mUnited Airlines
Deal found 10/29$443

Cheap 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$294
(Delta)

Popular in

December

Cheapest in

September

Average price

$501
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
Highest demand for flights based on searches. 17% potential increase in price ($95 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 October 30, 2025.
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

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Wed 12/10

6:05 am-2:09 pm

2 stops10h 04m

Rapid City

Sat 12/13

6:05 am-4:38 pm

2 stops8h 33m

$294

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Tue 12/9

10:33 am-3:45 pm

2 stops7h 12m

Rapid City

Sat 12/13

6:05 am-4:38 pm

2 stops8h 33m

$294

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Tue 12/9

7:00 am-1:12 pm

1 stop8h 12m

Rapid City

Sat 12/13

1:47 pm-9:45 pm

1 stop5h 58m

$325

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Tue 12/9

2:10 pm-10:15 pm

2 stops10h 05m

Rapid City

Sat 12/13

2:55 pm-10:06 pm

1 stop5h 11m

$344

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Sat 3/7

7:30 am-3:14 pm

2 stops9h 44m

Rapid City

Tue 3/10

10:40 am-9:39 pm

2 stops8h 59m

$349

LexingtonRapid City

LEX - RAP

LEXRAP

Lexington Blue Grass

Tue 12/9

7:00 am-1:12 pm

1 stop8h 12m

Rapid City

Fri 12/12

1:47 pm-9:43 pm

1 stop5h 56m

$381

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Wed 11/26

6:00 am-11:59 pm

1 stop18h 59m

Sioux Falls Joe Foss Field

Mon 12/1

7:16 pm-10:33 am

1 stop14h 17m

$433

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Tue 11/25

1:59 pm-9:46 pm

1 stop8h 47m

Sioux Falls Joe Foss Field

Mon 12/8

8:00 am-1:22 pm

1 stop4h 22m

$443

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Wed 11/26

10:40 am-11:00 pm

2 stops13h 20m

Sioux Falls Joe Foss Field

Mon 12/1

6:23 pm-11:44 pm

1 stop4h 21m

$498

LexingtonSioux Falls

LEX - FSD

LEXFSD

Lexington Blue Grass

Sat 11/22

5:45 pm-9:46 pm

1 stop5h 01m

Sioux Falls Joe Foss Field

Sat 11/29

8:00 am-7:06 pm

1 stop10h 06m

$567

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 14 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 January is currently the most expensive (average of $262). 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 October 30, 2025.
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
8,998 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,035 reviews
United Airlines
7.4
Good
8,998 reviews

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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, American Airlines, and United Airlines fly from Lexington to South Dakota in about 8h 12m. The time it takes to get you to your destination can typically vary by up to 1h 52m. Lexington and South Dakota are separated by a distance of 1044 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 January is currently the most expensive (average of $262). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Lexington to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.
Cincinnati to John F Kennedy Intl flights
Cincinnati to Orlando flights
Cincinnati to LaGuardia flights
Cincinnati to Las Vegas flights
Nashville to John F Kennedy Intl flights
Cincinnati to Fort Lauderdale flights
Nashville to LaGuardia flights
Cincinnati to Newark flights
Cincinnati to Miami flights
Nashville to Newark flights
Cincinnati to Dallas/Fort Worth flights
Cincinnati to Hobby flights
Cincinnati to Denver flights
Cincinnati to Tampa flights
Nashville to Los Angeles flights
Nashville to Denver flights
Cincinnati to Fort Myers flights
Cincinnati to Sky Harbor Intl flights
Cincinnati to Atlanta flights
Cincinnati to George Bush Intcntl flights
Nashville to Orlando flights
Nashville to Fort Lauderdale flights
Louisville to LaGuardia flights
Nashville to O'Hare Intl flights
Cincinnati to Los Angeles flights
Louisville to Newark flights
Louisville to Orlando flights
Nashville to Las Vegas flights
Cincinnati to Salt Lake City flights
Nashville to Seattle flights
Nashville to Dallas/Fort Worth flights
Louisville to Las Vegas flights
Nashville to Boston flights
Cincinnati to Seattle flights
Nashville to Miami flights
Nashville to Sky Harbor Intl flights
Louisville to John F Kennedy Intl flights
Cincinnati to Boston flights
Cincinnati to Orlando Sanford Intl flights
Nashville to Philadelphia flights
Knoxville to LaGuardia flights
Nashville to Hobby flights
Cincinnati to Reagan-National flights
Louisville to Miami flights
Nashville to Dulles Intl flights
Cincinnati to Baltimore flights
Nashville to Reagan-National flights
Knoxville to Hobby flights
Lexington to LaGuardia flights
Nashville to Detroit flights

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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$437FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$353Average$508FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.