What is the cheapest airline that flies from Rapid City to Missouri?

Allegiant Air, Delta, and American Airlines are the most popular carriers operating from Rapid City to Missouri

When did momondo last update prices for flights from Rapid City Airport to Missouri?

Prices for flights from Rapid City Airport to Missouri are refreshed on a daily basis.

How many operators does momondo search for flights from Rapid City Airport to Missouri?

As of August 2026, there are 2 operators available to choose from for flights from Rapid City Airport to Missouri.

How old do you have to be to fly from Rapid City Airport to Missouri?

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 Missouri.

What documentation or ID do you need to fly to Missouri?

The travel and health documents required for your trip to Missouri can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$144 Cheap Flights from Rapid City to Missouri in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Rapid City to Missouri

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:30 pm - 8:34 pm

RAP

MCI

7h 04m

1 stop

5:13 pm - 8:38 pm

MCI

RAP

4h 25m

1 stop

$319United Airlines

Fri, Sep 11 - Mon, Sep 14

6:48 am - 11:27 am

RAP

MCI

3h 39m

1 stop

5:40 pm - 10:18 pm

MCI

RAP

5h 38m

1 stop

$319Delta

Sun, Sep 13 - Sat, Sep 19

4:56 pm - 11:43 pm

RAP

STL

5h 47m

1 stop

7:27 am - 11:15 am

STL

RAP

4h 48m

1 stop

$319American Airlines

Thu, Sep 24 - Sun, Sep 27

6:11 am - 2:04 pm

RAP

STL

6h 53m

1 stop

6:00 am - 12:39 pm

STL

RAP

7h 39m

1 stop

$319American Airlines

Wed, Nov 4 - Tue, Nov 10

10:30 am - 4:57 pm

RAP

STL

5h 27m

1 stop

1:40 pm - 7:19 pm

STL

RAP

6h 39m

1 stop

$319United Airlines

Thu, Oct 29 - Mon, Nov 2

4:56 pm - 11:43 pm

RAP

STL

5h 47m

1 stop

5:00 am - 12:17 pm

STL

RAP

8h 17m

2 stops

$324American Airlines

Thu, Sep 24 - Sun, Sep 27

5:58 pm - 11:42 pm

RAP

SGF

4h 44m

1 stop

5:30 am - 9:28 am

SGF

RAP

4h 58m

1 stop

$334United Airlines

Mon, Aug 17 - Mon, Aug 24

11:22 am - 4:34 pm

RAP

STL

4h 12m

1 stop

4:40 pm - 10:28 pm

STL

RAP

6h 48m

1 stop

$339United Airlines

Mon, Aug 31 - Sat, Sep 5

4:36 pm - 11:23 pm

RAP

STL

5h 47m

1 stop

5:30 pm - 10:37 pm

STL

RAP

6h 07m

1 stop

$354Delta

Fri, Nov 20 - Thu, Nov 26

6:48 am - 11:27 am

RAP

MCI

3h 39m

1 stop

5:40 pm - 10:18 pm

MCI

RAP

5h 38m

1 stop

$369Delta

Sun, Sep 13 - Sat, Sep 19

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American Airlines flights from Rapid City to Missouri

Our best American Airlines deals on Rapid City to Missouri flight tickets

American Airlines

Sep 24

RAP4:56 pmRapid City

5h 47m

1 stop

STL11:43 pmLambert-St Louis

Sep 27

STL7:27 amLambert-St Louis

4h 48m

1 stop

RAP11:15 amRapid City

$319

American Airlines

Sep 24

RAP4:56 pmRapid City

5h 47m

1 stop

STL11:43 pmLambert-St Louis

Sep 27

STL5:00 amLambert-St Louis

8h 17m

2 stops

RAP12:17 pmRapid City

$324

American Airlines

Sep 24

RAP4:56 pmRapid City

5h 47m

1 stop

STL11:43 pmLambert-St Louis

Sep 27

STL5:00 amLambert-St Louis

8h 17m

2 stops

RAP12:17 pmRapid City

$344

United Airlines flights from Rapid City to Missouri

Our best United Airlines deals on Rapid City to Missouri flight tickets

United Airlines

Sep 11

RAP12:30 pmRapid City

7h 04m

1 stop

MCI8:34 pmKansas City

Sep 14

MCI5:13 pmKansas City

4h 25m

1 stop

RAP8:38 pmRapid City

$319

United Airlines

Aug 17

RAP5:58 pmRapid City

4h 44m

1 stop

SGF11:42 pmSpringfield-Branson

Aug 24

SGF5:30 amSpringfield-Branson

4h 58m

1 stop

RAP9:28 amRapid City

$334

United Airlines

Aug 31

RAP11:22 amRapid City

4h 12m

1 stop

STL4:34 pmLambert-St Louis

Sep 5

STL4:40 pmLambert-St Louis

6h 48m

1 stop

RAP10:28 pmRapid City

$339

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityKansas City

RAP - MCI

RAPMCI

Rapid City

Fri 9/11

12:30 pm-8:34 pm

1 stop7h 04m

Kansas City

Mon 9/14

5:13 pm-8:38 pm

1 stop4h 25m

$319

Quickest round-trip

Rapid CityKansas City

RAP - MCI

RAPMCI

Rapid City

Sun 9/13

6:48 am-11:27 am

1 stop3h 39m

Kansas City

Sat 9/19

5:40 pm-10:18 pm

1 stop5h 38m

$319

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Thu 9/24

4:56 pm-11:43 pm

1 stop5h 47m

Lambert-St Louis

Sun 9/27

7:27 am-11:15 am

1 stop4h 48m

$319

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Wed 11/4

6:11 am-2:04 pm

1 stop6h 53m

Lambert-St Louis

Tue 11/10

6:00 am-12:39 pm

1 stop7h 39m

$319

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Thu 10/29

10:30 am-4:57 pm

1 stop5h 27m

Lambert-St Louis

Mon 11/2

1:40 pm-7:19 pm

1 stop6h 39m

$319

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Thu 9/24

4:56 pm-11:43 pm

1 stop5h 47m

Lambert-St Louis

Sun 9/27

5:00 am-12:17 pm

2 stops8h 17m

$324

Rapid CitySpringfield

RAP - SGF

RAPSGF

Rapid City

Mon 8/17

5:58 pm-11:42 pm

1 stop4h 44m

Springfield-Branson

Mon 8/24

5:30 am-9:28 am

1 stop4h 58m

$334

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Mon 8/31

11:22 am-4:34 pm

1 stop4h 12m

Lambert-St Louis

Sat 9/5

4:40 pm-10:28 pm

1 stop6h 48m

$339

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Fri 11/20

4:36 pm-11:23 pm

1 stop5h 47m

Lambert-St Louis

Thu 11/26

5:30 pm-10:37 pm

1 stop6h 07m

$354

Rapid CityKansas City

RAP - MCI

RAPMCI

Rapid City

Sun 9/13

6:48 am-11:27 am

1 stop3h 39m

Kansas City

Sat 9/19

5:40 pm-10:18 pm

1 stop5h 38m

$369

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the cheapest month to fly to Missouri?

In general, January is the cheapest month to fly from Rapid City to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $349. If you aren’t able to travel to Missouri during the month of January, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $352.

Cheap Rapid City to Missouri flight deals and tips

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

Fastest flight time	3h 39m
Direct flights	None

The fastest flight from Rapid City to Missouri takes 3h 39m

There are no direct flights from Rapid City to Missouri. There are no popular flight routes from Rapid City to Missouri.

Search flight deals

Frequently asked questions about flying from Rapid City to Missouri

When did momondo last update prices for flights from Rapid City Airport to Missouri?
Prices for flights from Rapid City Airport to Missouri are refreshed on a daily basis.
How many operators does momondo search for flights from Rapid City Airport to Missouri?
As of August 2026, there are 2 operators available to choose from for flights from Rapid City Airport to Missouri.
How old do you have to be to fly from Rapid City Airport to Missouri?
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 Missouri.
What documentation or ID do you need to fly to Missouri?
The travel and health documents required for your trip to Missouri can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Rapid City to Missouri

Compare and see reviews for airlines that fly from Rapid City to Missouri with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $208	Free Cancellation	Rating 7.8 8,492 reviews		Search Delta flights
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 10,061 reviews		Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rapid City to Missouri. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Rapid City to Missouri on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Rapid City to Missouri flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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