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Lexington

$319+ Cheap flights from South Dakota to Lexington (LEX)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — LEX
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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Find 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 October 22, 2025.

This United Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 11/48:00 amFSD - LEX
1 stop4h 17mUnited Airlines
Sat 11/87:05 amLEX - FSD
1 stop4h 37mUnited Airlines
Deal found 10/20$329
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/187:19 pmFSD - LEX
2 stops14h 11mAmerican Airlines
Mon 12/228:04 amLEX - FSD
1 stop16h 55mAmerican Airlines
Deal found 10/20$492
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/67:10 amRAP - LEX
1 stop13h 14mUnited Airlines
Sun 11/1610:40 amLEX - RAP
1 stop25h 54mUnited Airlines
Deal found 10/21$582
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:30 amFSD - LEX
1 stop5h 59mAmerican Airlines
Sun 11/306:58 pmLEX - FSD
1 stop6h 01mAmerican Airlines
Deal found 10/20$651
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:33 pmFSD - LEX
1 stop7h 28mAmerican Airlines
Sun 10/266:50 amLEX - FSD
1 stop6h 11mAmerican Airlines
Deal found 10/20$973
This Delta deal was found by Cheapflights users on 10/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:30 pmFSD - LEX
2 stops9h 34mDelta
Sun 11/307:45 amLEX - FSD
2 stops8h 54mDelta
Deal found 10/20$1,365

Cheap 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 October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(United Airlines)

Popular in

May

Cheapest in

August

Average price

$609
Provider with most accurate pricing for Sioux Falls Joe Foss Field-Lexington Blue Grass flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux Falls Joe Foss Field-Lexington Blue Grass flights.
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From South Dakota to Lexington Blue Grass
Search Deals
Highest demand for flights based on searches. 34% potential increase in price ($247 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($37 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 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 October 22, 2025.
Use the filters below to find and compare flights from South Dakota to Lexington that are best for you.

Fly from

South Dakota

Fly to

Lexington

Route

Depart

Return

Price

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Tue 3/3

1:40 pm-10:28 pm

1 stop7h 48m

Lexington Blue Grass

Sat 3/7

5:50 pm-9:49 pm

1 stop4h 59m

$319

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Tue 3/3

10:58 am-9:39 pm

2 stops9h 41m

Lexington Blue Grass

Sat 3/7

7:30 am-3:33 pm

2 stops9h 03m

$329

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Tue 11/4

8:00 am-1:17 pm

1 stop4h 17m

Lexington Blue Grass

Sat 11/8

7:05 am-10:42 am

1 stop4h 37m

$329

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 3/3

10:40 am-9:39 pm

2 stops8h 59m

Lexington Blue Grass

Sat 3/7

7:30 am-3:14 pm

2 stops9h 44m

$339

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Tue 3/3

5:43 am-2:31 pm

2 stops7h 48m

Lexington Blue Grass

Sat 3/7

7:08 pm-10:15 pm

1 stop4h 07m

$408

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 3/3

12:25 pm-10:28 pm

1 stop8h 03m

Lexington Blue Grass

Sat 3/7

5:50 pm-11:37 am

2 stops19h 47m

$478

Sioux FallsLexington

FSD - LEX

FSDLEX

Sioux Falls Joe Foss Field

Thu 12/18

7:19 pm-10:30 am

2 stops14h 11m

Lexington Blue Grass

Mon 12/22

8:04 am-11:59 pm

1 stop16h 55m

$492

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Thu 11/6

7:10 am-10:24 pm

1 stop13h 14m

Lexington Blue Grass

Sun 11/16

10:40 am-10:34 am

1 stop25h 54m

$582

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/19

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 February is currently the most expensive (average of $318). 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 $319, United Airlines can have you in Lexington from South Dakota in 7h 48m. The distance between South Dakota and Lexington is about 740 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 February is currently the most expensive (average of $318). 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
Georgetown
Berea
Frankfort

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Alternative routes for South Dakota to Lexington

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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 October 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$566FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$292Average$549FlexibilityNo cancel feeOn-time69%

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