HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lexington

$280+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — LEX
Jul 16 — Jul 231
Thu 7/16
Thu 7/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Rapid City to Lexington 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.

Cheap 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 June 16, 2026.

This United Airlines deal was found by Cheapflights users on 6/13. 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 10/241:00 pm
RAP
-
LEX
1 stop7h 09m
United Airlines
Wed 10/287:00 am
LEX
-
RAP
1 stop5h 53m
United Airlines
Deal found 6/13$319
This United Airlines deal was found by Cheapflights users on 6/13. 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 10/2411:17 am
RAP
-
LEX
2 stops7h 11m
United Airlines
Tue 10/275:30 am
LEX
-
RAP
1 stop7h 23m
United Airlines
Deal found 6/13$324
This Delta deal was found by Cheapflights users on 6/16. 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 11/311:30 am
RAP
-
LEX
2 stops7h 56m
Delta
Sat 11/71:30 pm
LEX
-
RAP
2 stops11h 09m
Delta
Deal found 6/16$329
This United Airlines deal was found by Cheapflights users on 6/13. 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 8/41:35 pm
RAP
-
LEX
1 stop4h 54m
United Airlines
Sat 8/85:55 pm
LEX
-
RAP
1 stop7h 21m
United Airlines
Deal found 6/13$351
This American Airlines deal was found by Cheapflights users on 6/13. 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 9/226:30 am
RAP
-
LEX
2 stops9h 01m
American Airlines
Sat 9/265:43 pm
LEX
-
RAP
1 stop5h 40m
American Airlines
Deal found 6/13$366
This American Airlines deal was found by Cheapflights users on 6/16. 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 11/35:34 am
RAP
-
LEX
1 stop5h 55m
American Airlines
Sat 11/77:00 am
LEX
-
RAP
1 stop8h 50m
American Airlines
Deal found 6/16$380
This United Airlines deal was found by Cheapflights users on 6/13. 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 11/312:50 pm
RAP
-
LEX
2 stops7h 40m
United Airlines
Sat 11/711:10 am
LEX
-
RAP
2 stops7h 53m
United Airlines
Deal found 6/13$381

Find 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 June 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(United Airlines)

One-way from

$280
(Kiwi.com)
Provider with most accurate pricing for Rapid City-Lexington Blue Grass flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Lexington Blue Grass flights.
Search Deals
From Rapid City to Lexington Blue Grass
Search Deals
One-way flight from Rapid City to Lexington Blue Grass
Search Deals

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 June 16, 2026.
Use the filters below to find and compare flights from Rapid City to Lexington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Sat 10/24

1:37 pm-8:28 pm

1 stop4h 51m

Lexington Blue Grass

Tue 10/27

7:00 am-10:53 am

1 stop5h 53m

$319

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 11/3

1:00 pm-8:23 pm

1 stop5h 23m

Lexington Blue Grass

Sat 11/7

5:30 am-10:53 am

1 stop7h 23m

$319

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 8/4

1:35 pm-8:29 pm

1 stop4h 54m

Lexington Blue Grass

Sat 8/8

5:55 pm-11:16 pm

1 stop7h 21m

$351

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 9/22

5:00 am-5:11 pm

2 stops10h 11m

Lexington Blue Grass

Sat 9/26

10:20 am-8:52 pm

2 stops12h 32m

$419
Cheapest one-way
Quickest one-way

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Thu 7/9

3:25 pm-12:25 am

1 stop7h 00m

$304

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Sat 7/11

3:39 pm-7:55 am

1 stop14h 16m

$324

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 7/14

3:25 pm-10:50 am

1 stop17h 25m

$340

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 7/14

11:20 am-11:59 pm

2 stops10h 39m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Sorted by cheapest first

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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Rapid City-Lexington flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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 4h 51m. The time it takes to get you to your destination can typically vary by up to 3h 05m. Airlines will cover a distance of 1044 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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.

See more FAQs

Traveling to a place near Lexington?

Book flights to Lexington if you plan to visit one of these locations
Somerset
Richmond
Danville
Berea
Frankfort
Georgetown

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.

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.