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Cheap flights from Rapid City to Lexington from $153

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to Lexington departing on 7/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Rapid City to Lexington

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:30 am - 5:11 pm
RAP
-
LEX
8h 41m
1 stop
American Airlines Logo
5:00 am - 11:14 am
LEX
-
RAP
8h 14m
2 stops
$405American Airlines
Wed, Jun 3 - Tue, Jun 9
United Airlines Logo
12:30 pm - 10:38 pm
RAP
-
LEX
8h 08m
1 stop
United Airlines Logo
7:00 am - 10:26 am
LEX
-
RAP
5h 26m
1 stop
$409United Airlines
Tue, Aug 25 - Sat, Aug 29
American Airlines Logo
12:47 pm - 12:01 am
RAP
-
LEX
9h 14m
2 stops
American Airlines Logo
5:00 am - 11:14 am
LEX
-
RAP
8h 14m
2 stops
$410American Airlines
Wed, Jun 3 - Tue, Jun 9
United Airlines Logo
5:00 am - 5:11 pm
RAP
-
LEX
10h 11m
2 stops
United Airlines Logo
7:00 am - 10:26 am
LEX
-
RAP
5h 26m
1 stop
$414United Airlines
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
5:00 am - 5:11 pm
RAP
-
LEX
10h 11m
2 stops
United Airlines Logo
7:00 am - 5:23 pm
LEX
-
RAP
12h 23m
2 stops
$419United Airlines
Tue, Aug 25 - Sat, Aug 29
American Airlines Logo
6:30 am - 5:11 pm
RAP
-
LEX
8h 41m
1 stop
American Airlines Logo
5:30 am - 11:14 am
LEX
-
RAP
7h 44m
1 stop
$470American Airlines
Wed, Jun 3 - Tue, Jun 9
United Airlines Logo
1:31 pm - 8:28 pm
RAP
-
LEX
4h 57m
1 stop
United Airlines Logo
9:15 am - 12:24 pm
LEX
-
RAP
5h 09m
1 stop
$489United Airlines
Sat, Aug 22 - Wed, Aug 26
United Airlines Logo
1:31 pm - 8:28 pm
RAP
-
LEX
4h 57m
1 stop
United Airlines Logo
11:05 am - 5:53 pm
LEX
-
RAP
8h 48m
2 stops
$494United Airlines
Sat, Aug 22 - Wed, Aug 26
Delta Logo
10:40 am - 11:55 pm
RAP
-
LEX
11h 15m
2 stops
Delta Logo
5:50 pm - 9:58 pm
LEX
-
RAP
6h 08m
2 stops
$513Delta
Fri, Sep 11 - Tue, Sep 15
Delta Logo
10:40 am - 11:55 pm
RAP
-
LEX
11h 15m
2 stops
Delta Logo
5:50 pm - 9:58 pm
LEX
-
RAP
6h 08m
2 stops
$533Delta
Fri, Sep 11 - Tue, Sep 15

United Airlines flights from Rapid City to Lexington

Our best United Airlines deals on Rapid City to Lexington flight tickets
United Airlines
Aug 25
RAP12:30 pmRapid City
8h 08m
1 stop
LEX10:38 pmLexington Blue Grass
Aug 29
LEX7:00 amLexington Blue Grass
5h 26m
1 stop
RAP10:26 amRapid City
$409
United Airlines
Aug 25
RAP5:00 amRapid City
10h 11m
2 stops
LEX5:11 pmLexington Blue Grass
Aug 29
LEX7:00 amLexington Blue Grass
5h 26m
1 stop
RAP10:26 amRapid City
$414
United Airlines
Aug 25
RAP5:00 amRapid City
10h 11m
2 stops
LEX5:11 pmLexington Blue Grass
Aug 29
LEX7:00 amLexington Blue Grass
12h 23m
2 stops
RAP5:23 pmRapid City
$419

Delta flights from Rapid City to Lexington

Our best Delta deals on Rapid City to Lexington flight tickets
Delta
Sep 11
RAP10:40 amRapid City
11h 15m
2 stops
LEX11:55 pmLexington Blue Grass
Sep 15
LEX5:50 pmLexington Blue Grass
6h 08m
2 stops
RAP9:58 pmRapid City
$513
Delta
Sep 11
RAP10:40 amRapid City
11h 15m
2 stops
LEX11:55 pmLexington Blue Grass
Sep 15
LEX5:50 pmLexington Blue Grass
6h 08m
2 stops
RAP9:58 pmRapid City
$533
Delta
May 27
RAP11:13 amRapid City
10h 46m
2 stops
LEX11:59 pmLexington Blue Grass
Jun 1
LEX8:20 pmLexington Blue Grass
19h 24m
2 stops
RAP1:44 pmRapid City
$694

momondo 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, momondo users made 832,500 searches. Data last updated May 22, 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

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Wed 6/3

6:30 am-5:11 pm

1 stop8h 41m

Lexington Blue Grass

Tue 6/9

5:00 am-11:14 am

2 stops8h 14m

$405

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 8/25

12:30 pm-10:38 pm

1 stop8h 08m

Lexington Blue Grass

Sat 8/29

7:00 am-10:26 am

1 stop5h 26m

$409

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Wed 6/3

12:47 pm-12:01 am

2 stops9h 14m

Lexington Blue Grass

Tue 6/9

5:00 am-11:14 am

2 stops8h 14m

$410

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 8/25

5:00 am-5:11 pm

2 stops10h 11m

Lexington Blue Grass

Sat 8/29

7:00 am-10:26 am

1 stop5h 26m

$414

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Tue 8/25

5:00 am-5:11 pm

2 stops10h 11m

Lexington Blue Grass

Sat 8/29

7:00 am-5:23 pm

2 stops12h 23m

$419

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Wed 6/3

6:30 am-5:11 pm

1 stop8h 41m

Lexington Blue Grass

Tue 6/9

5:30 am-11:14 am

1 stop7h 44m

$470
Quickest round-trip

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Sat 8/22

1:31 pm-8:28 pm

1 stop4h 57m

Lexington Blue Grass

Wed 8/26

9:15 am-12:24 pm

1 stop5h 09m

$489

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Sat 8/22

1:31 pm-8:28 pm

1 stop4h 57m

Lexington Blue Grass

Wed 8/26

11:05 am-5:53 pm

2 stops8h 48m

$494

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Fri 9/11

10:40 am-11:55 pm

2 stops11h 15m

Lexington Blue Grass

Tue 9/15

5:50 pm-9:58 pm

2 stops6h 08m

$513

Rapid CityLexington

RAP - LEX

RAPLEX

Rapid City

Fri 9/11

10:40 am-11:55 pm

2 stops11h 15m

Lexington Blue Grass

Tue 9/15

5:50 pm-9:58 pm

2 stops6h 08m

$533

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Lexington from

How to get the cheapest flight ticket from Rapid City to Lexington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Rapid City to Lexington Blue Grass?

Allegiant Air, Delta, and United Airlines are the most popular carriers operating from Rapid City to Lexington Blue Grass

When to book flights from Rapid City to Lexington

Are you open to changing your travel dates? Check out the ideal times to fly from Rapid City to Lexington according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rapid City to Lexington (RAP to LEX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rapid City to Lexington

Fastest flight time

7h 54m

Direct flights

None
The fastest flight from Rapid City to Lexington takes 7h 54m
There are no direct flights from Rapid City to Lexington. There are no popular flight routes from Rapid City to Lexington.
Search flight deals

Frequently asked questions about flying from Rapid City to Lexington

  • How far is Rapid City to Lexington Blue Grass by plane?

    A flight from Rapid City to Lexington Blue Grass will travel around 1057.5 mi. By plane, this route typically takes 7h 54m.

  • When did momondo last update prices for flights from Rapid City Airport to Lexington Blue Grass Airport?

    Prices for flights from Rapid City Airport to Lexington Blue Grass Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Rapid City Airport to Lexington Blue Grass Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rapid City Airport to Lexington Blue Grass Airport.

  • What documentation or ID do you need to fly to Lexington Blue Grass Airport?

    The required travel and health documents for your Lexington Blue Grass Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lexington Blue Grass Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Lexington?

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

Why use momondo?

Why should I use momondo to find a flight deal from Rapid City to Lexington?

It is quick and easy to find Rapid City to Lexington flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Lexington that suits you.

Can I find flights from Rapid City to Lexington with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Rapid City to Lexington flights to just show those with flexible booking policies.

How can momondo help me find flights from Rapid City to Lexington?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Lexington from Rapid City.

I’m not ready to book a flight from Rapid City to Lexington right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rapid City to Lexington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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