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Rapid City

$146+ Cheap flights from Missouri to Rapid City (RAP)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — RAP
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Missouri to Rapid City

Keep the following information in mind while searching for Missouri to Rapid City flight deals. Data was last updated September 17, 2025.

Round-trip from

$249
(Delta)

One-way from

$146
(Kiwi.com)

Popular in

August

Cheapest in

March

Average price

$407
From Missouri to Rapid City
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One-way flight from Missouri to Rapid City
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Highest demand for flights based on searches. 7% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Missouri to Rapid City

Cheapest flights from Missouri to Rapid City
Explore the most affordable flight options available from Missouri to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/151:46 pmMCI - RAP
1 stop5h 54mUnited Airlines
Sat 10/1812:56 pmRAP - MCI
1 stop7h 13mUnited Airlines
Deal found 9/16$249
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/144:50 pmSTL - RAP
1 stop6h 22mUnited Airlines
Tue 10/215:50 pmRAP - STL
1 stop5h 08mUnited Airlines
Deal found 9/16$249
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/36:00 amMCI - RAP
1 stop4h 10mUnited Airlines
Mon 10/64:35 pmRAP - MCI
1 stop5h 55mUnited Airlines
Deal found 9/14$254
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/306:00 amSGF - RAP
1 stop5h 57mUnited Airlines
Sat 10/45:50 pmRAP - SGF
1 stop4h 50mUnited Airlines
Deal found 9/15$259
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/186:30 amSTL - RAP
1 stop4h 43mUnited Airlines
Thu 10/237:00 amRAP - STL
2 stops7h 44mUnited Airlines
Deal found 9/16$273
This Delta deal was found by Cheapflights users on 9/16. 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 10/142:15 pmSTL - RAP
2 stops9h 21mDelta
Tue 10/214:34 pmRAP - STL
1 stop5h 33mDelta
Deal found 9/16$279
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:10 pmMCI - RAP
1 stop4h 16mUnited Airlines
Sun 11/168:45 amRAP - MCI
1 stop6h 20mUnited Airlines
Deal found 9/16$294
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/45:15 amSTL - RAP
1 stop5h 37mUnited Airlines
Fri 10/104:35 pmRAP - STL
1 stop6h 23mUnited Airlines
Deal found 9/17$314
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/146:00 amMCI - RAP
1 stop4h 15mUnited Airlines
Sun 11/168:45 amRAP - MCI
1 stop6h 20mUnited Airlines
Deal found 9/15$318
This United Airlines deal was found by Cheapflights users on 9/14. 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 11/211:47 pmMCI - RAP
1 stop5h 56mUnited Airlines
Thu 11/277:10 amRAP - MCI
1 stop4h 35mUnited Airlines
Deal found 9/14$319
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 10/267:01 amSTL - RAP
1 stop5h 47mAmerican Airlines
Thu 10/304:28 pmRAP - STL
1 stop6h 21mAmerican Airlines
Deal found 9/16$321
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Sun 10/195:15 amSTL - RAP
1 stop4h 55mUnited Airlines
Sat 10/257:00 amRAP - STL
1 stop4h 44mUnited Airlines
Deal found 9/17$322

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Rapid City 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 September 17, 2025.
Use the filters below to find and compare flights from Missouri to Rapid City that are best for you.

Fly from

Missouri

Fly to

Rapid City

Route

Depart

Return

Price

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Wed 10/22

6:00 am-9:10 am

1 stop4h 10m

Rapid City

Sat 11/1

8:45 am-4:05 pm

1 stop6h 20m

$249

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Sat 10/18

5:09 pm-9:19 pm

1 stop5h 10m

Rapid City

Thu 10/23

4:28 pm-11:49 pm

1 stop6h 21m

$249

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Wed 10/15

1:46 pm-6:40 pm

1 stop5h 54m

Rapid City

Sat 10/18

12:56 pm-9:09 pm

1 stop7h 13m

$249

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Tue 10/14

4:50 pm-10:12 pm

1 stop6h 22m

Rapid City

Tue 10/21

5:50 pm-11:58 pm

1 stop5h 08m

$249

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Fri 10/3

6:00 am-9:10 am

1 stop4h 10m

Rapid City

Mon 10/6

4:35 pm-11:30 pm

1 stop5h 55m

$254

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Tue 10/14

2:15 pm-10:36 pm

2 stops9h 21m

Rapid City

Tue 10/21

4:34 pm-11:07 pm

1 stop5h 33m

$279

SpringfieldRapid City

SGF - RAP

SGFRAP

Springfield-Branson

Tue 9/30

5:11 pm-10:12 pm

1 stop6h 01m

Rapid City

Sat 10/4

5:30 am-2:36 pm

2 stops8h 06m

$288

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Mon 11/3

5:10 pm-8:26 pm

1 stop4h 16m

Rapid City

Sun 11/16

8:45 am-4:05 pm

1 stop6h 20m

$294

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Sat 10/4

5:15 am-9:52 am

1 stop5h 37m

Rapid City

Fri 10/10

4:35 pm-11:58 pm

1 stop6h 23m

$314

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Fri 11/14

6:00 am-9:15 am

1 stop4h 15m

Rapid City

Sun 11/16

8:45 am-4:05 pm

1 stop6h 20m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 34 results
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Best time to book a flight from Missouri to Rapid City

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

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

Currently, January is the cheapest month in which you can book a flight from Missouri to Rapid City (average of $348). Flying from Missouri to Rapid City in June is currently the most expensive (average of $501). 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.

What is the cheapest time of day to fly from MO to RAP?

Find hourly flight availability from Missouri to Rapid City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from Missouri to Rapid City, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Rapid City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Rapid City from Missouri?

    Located just 9.0 mi from the city center, Rapid City (RAP) is the airport most travelers will use when flying to Rapid City from Missouri.

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

    Departing from Missouri to Rapid City will take you 4h 10m. The distance from Missouri to Rapid City is about 540 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Missouri to Rapid City?

    The most popular route from Missouri to Rapid City is Lambert-St Louis - Rapid City. You may also consider Kansas City - Rapid City or Springfield-Branson - Rapid City.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Missouri to Rapid City (average of $348). Flying from Missouri to Rapid City in June is currently the most expensive (average of $501). 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 Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Spearfish

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Alternative routes for Missouri to Rapid City

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Missouri to Rapid City

Discover the top 3 airlines that operate flights from Missouri to Rapid City. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$287FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$475FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$253Average$429FlexibilityNo cancel feeOn-time69%

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