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

American Airlines, United Airlines, and Allegiant Air 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 February 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.

$269 Cheap Flights from Rapid City to Missouri in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

4:01 pm - 11:03 pm

RAP

MCI

6h 02m

1 stop

9:39 am - 3:15 pm

MCI

RAP

6h 36m

1 stop

$269Delta

Thu, Apr 9 - Mon, Apr 13

6:00 am - 2:24 pm

RAP

STL

7h 24m

1 stop

5:35 pm - 10:20 pm

STL

RAP

5h 45m

1 stop

$269Delta

Wed, Apr 8 - Mon, Apr 13

4:57 pm - 10:59 pm

RAP

STL

5h 02m

1 stop

5:51 am - 11:23 am

STL

RAP

6h 32m

1 stop

$294American Airlines

Thu, Apr 16 - Mon, Apr 20

4:57 pm - 10:59 pm

RAP

STL

5h 02m

1 stop

7:05 am - 11:23 am

STL

RAP

5h 18m

1 stop

$295American Airlines

Thu, Apr 16 - Mon, Apr 20

4:57 pm - 8:24 am

RAP

STL

14h 27m

2 stops

5:51 am - 11:23 am

STL

RAP

6h 32m

1 stop

$297American Airlines

Wed, Apr 8 - Mon, Apr 13

4:01 pm - 11:03 pm

RAP

MCI

6h 02m

1 stop

6:07 am - 10:20 am

MCI

RAP

5h 13m

1 stop

$309Delta

Wed, Mar 11 - Mon, Mar 16

1:00 pm - 8:54 pm

RAP

STL

6h 54m

1 stop

4:15 pm - 8:28 pm

STL

RAP

5h 13m

1 stop

$339United Airlines

Tue, Apr 28 - Sat, May 2

12:00 pm - 9:08 pm

RAP

STL

8h 08m

2 stops

6:05 pm - 10:27 pm

STL

RAP

5h 22m

1 stop

$340United Airlines

Thu, Apr 16 - Mon, Apr 20

2:42 pm - 8:54 pm

RAP

STL

5h 12m

1 stop

9:00 am - 7:15 pm

STL

RAP

11h 15m

2 stops

$344United Airlines

Tue, Apr 28 - Sat, May 2

2:45 pm - 8:44 pm

RAP

MCI

4h 59m

1 stop

9:00 am - 1:08 pm

MCI

RAP

5h 08m

1 stop

$357United Airlines

Thu, Mar 26 - Mon, Mar 30

American Airlines flights from Rapid City to Missouri

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

American Airlines

Apr 16

RAP4:57 pmRapid City

5h 02m

1 stop

STL10:59 pmLambert-St Louis

Apr 20

STL5:51 amLambert-St Louis

6h 32m

1 stop

RAP11:23 amRapid City

$294

American Airlines

Apr 16

RAP4:57 pmRapid City

5h 02m

1 stop

STL10:59 pmLambert-St Louis

Apr 20

STL7:05 amLambert-St Louis

5h 18m

1 stop

RAP11:23 amRapid City

$295

American Airlines

Apr 8

RAP4:57 pmRapid City

14h 27m

2 stops

STL8:24 amLambert-St Louis

Apr 13

STL5:51 amLambert-St Louis

6h 32m

1 stop

RAP11:23 amRapid City

$297

Delta flights from Rapid City to Missouri

Our best Delta deals on Rapid City to Missouri flight tickets

Delta

Apr 8

RAP6:00 amRapid City

7h 24m

1 stop

STL2:24 pmLambert-St Louis

Apr 13

STL5:35 pmLambert-St Louis

5h 45m

1 stop

RAP10:20 pmRapid City

$269

Delta

Mar 11

RAP4:01 pmRapid City

6h 02m

1 stop

MCI11:03 pmKansas City

Mar 16

MCI6:07 amKansas City

5h 13m

1 stop

RAP10:20 amRapid City

$309

Delta

Apr 8

RAP6:00 amRapid City

9h 32m

2 stops

STL4:32 pmLambert-St Louis

Apr 13

STL5:35 pmLambert-St Louis

5h 45m

1 stop

RAP10:20 pmRapid City

$324

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityKansas City

RAP - MCI

RAPMCI

Rapid City

Thu 4/9

4:01 pm-11:03 pm

1 stop6h 02m

Kansas City

Mon 4/13

9:39 am-3:15 pm

1 stop6h 36m

$269

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Wed 4/8

6:00 am-2:24 pm

1 stop7h 24m

Lambert-St Louis

Mon 4/13

5:35 pm-10:20 pm

1 stop5h 45m

$269

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Thu 4/16

4:57 pm-10:59 pm

1 stop5h 02m

Lambert-St Louis

Mon 4/20

5:51 am-11:23 am

1 stop6h 32m

$294

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Thu 4/16

4:57 pm-10:59 pm

1 stop5h 02m

Lambert-St Louis

Mon 4/20

7:05 am-11:23 am

1 stop5h 18m

$295

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Wed 4/8

4:57 pm-8:24 am

2 stops14h 27m

Lambert-St Louis

Mon 4/13

5:51 am-11:23 am

1 stop6h 32m

$297

Rapid CityKansas City

RAP - MCI

RAPMCI

Rapid City

Wed 3/11

4:01 pm-11:03 pm

1 stop6h 02m

Kansas City

Mon 3/16

6:07 am-10:20 am

1 stop5h 13m

$309

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Tue 4/28

1:00 pm-8:54 pm

1 stop6h 54m

Lambert-St Louis

Sat 5/2

4:15 pm-8:28 pm

1 stop5h 13m

$339

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Thu 4/16

12:00 pm-9:08 pm

2 stops8h 08m

Lambert-St Louis

Mon 4/20

6:05 pm-10:27 pm

1 stop5h 22m

$340

Rapid CitySt. Louis

RAP - STL

RAPSTL

Rapid City

Tue 4/28

2:42 pm-8:54 pm

1 stop5h 12m

Lambert-St Louis

Sat 5/2

9:00 am-7:15 pm

2 stops11h 15m

$344

Rapid CityKansas City

RAP - MCI

RAPMCI

Rapid City

Thu 3/26

2:45 pm-8:44 pm

1 stop4h 59m

Kansas City

Mon 3/30

9:00 am-1:08 pm

1 stop5h 08m

$357

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 $243. If you aren’t able to travel to Missouri during the month of January, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $344.

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	4h 02m
Direct flights	None

The fastest flight from Rapid City to Missouri takes 4h 02m

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

Search flight deals

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 February 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 $174	Free Cancellation	Rating 7.9 8,245 reviews		Search Delta flights
United Airlines	PriceFrom $212	Free Cancellation	Rating 7.4 9,363 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.