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$246+ Cheap flights from Rapid City to Lexington (RAP - LEX)

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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — LEX
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Rapid City to Lexington

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Lexington (LEX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$363
(Delta)

One-way from

$246
(United Airlines)
Provider with most accurate pricing for Rapid City-Lexington Blue Grass flight deals.
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Provider most trusted by Cheapflights users for Rapid City-Lexington Blue Grass flights.
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From Rapid City to Lexington Blue Grass
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One-way flight from Rapid City to Lexington Blue Grass
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Find flight deals from Rapid City to Lexington

Cheapest flights from Rapid City to Lexington
Explore the most affordable flight options available from Rapid City to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

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.
Thu 11/1312:27 pmRAP - LEX
2 stops9h 17mUnited Airlines
Mon 11/177:05 amLEX - RAP
1 stop5h 29mUnited Airlines
Deal found 10/29$334
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/1212:27 pmRAP - LEX
1 stop7h 57mUnited Airlines
Sun 11/169:00 amLEX - RAP
1 stop5h 40mUnited Airlines
Deal found 10/27$415
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/268:45 amRAP - LEX
2 stops30h 20mUnited Airlines
Sun 12/286:00 amLEX - RAP
1 stop6h 30mUnited Airlines
Deal found 10/28$829
This American Airlines deal was found by Cheapflights users on 10/28. 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 12/265:30 amRAP - LEX
1 stop5h 53mAmerican Airlines
Sun 12/287:00 amLEX - RAP
1 stop8h 50mAmerican Airlines
Deal found 10/28$831
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/65:18 amRAP - LEX
1 stop6h 11mAmerican Airlines
Thu 11/67:03 pmLEX - RAP
1 stop20h 09mAmerican Airlines
Deal found 10/28$1,400

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City 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 29, 2025.
Use the filters below to find and compare flights from Rapid City to Lexington that are best for you.

Fly from

Rapid City

Fly to

Lexington

Route

Depart

Return

Price

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Thu 11/13

12:27 pm-11:44 pm

2 stops9h 17m

Lexington Blue Grass

Mon 11/17

7:05 am-10:34 am

1 stop5h 29m

$334

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

$363

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Wed 11/12

12:27 pm-10:24 pm

1 stop7h 57m

Lexington Blue Grass

Sun 11/16

9:00 am-12:40 pm

1 stop5h 40m

$415

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

$463

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Wed 11/26

1:30 pm-8:54 pm

1 stop5h 24m

$246

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Thu 11/6

12:27 pm-10:24 pm

1 stop7h 57m

$436

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Wed 11/26

9:16 pm-8:05 am

3 stops56h 49m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Rapid City to Lexington

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Rapid City to Lexington in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Rapid City-Lexington flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Rapid City-Lexington flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Rapid City-Lexington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Rapid City-Lexington flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Rapid City-Lexington flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Rapid City to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington from Rapid City 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 Rapid City to Lexington

What is the cheapest month to book a flight from Rapid City to Lexington?

Currently, June is the cheapest month in which you can book a flight from Rapid City to Lexington (average of $146). Flying from Rapid City to Lexington in April is currently the most expensive (average of $391). 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 Lexington

Get insights into the airlines that provide service to Lexington. 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 Lexington. Reviews last updated October 29, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Rapid City to Lexington by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Food

6.6

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
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Food

6.6

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
11,032 reviews
United Airlines
7.4
Good
8,999 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Food

6.6

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 Rapid City to Lexington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Rapid City to Lexington?

    Airlines like United Airlines and Delta fly from Rapid City to Lexington in about 8h 59m. The time it takes to get you to your destination can typically vary by up to 18m. Airlines will cover a distance of 1044 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Rapid City to Lexington round-trip?

    United Airlines, at $292, was found to be the cheapest airline from Rapid City to Lexington. An alternate airline flying to your destination would be American Airlines.

  • Can I find deals for flights from Rapid City to Lexington that include hotel bookings?

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

  • How can I find direct flights from Rapid City to Lexington?

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

  • Can I find deals for business class flights from Rapid City to Lexington?

    Yes. Cheapflights offers flight deals from Rapid City 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 Rapid City to Lexington?

    Currently, June is the cheapest month in which you can book a flight from Rapid City to Lexington (average of $146). Flying from Rapid City to Lexington in April is currently the most expensive (average of $391). 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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Top 2 airlines flying from Rapid City to Lexington

Discover the top 2 airlines that operate flights from Rapid City 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$292Average$510FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$328Average$715FlexibilityNo cancel feeOn-time71%

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