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Rapid City

$209+ Cheap flights from Missouri to Rapid City (RAP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — RAP
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Delta deal was found by Cheapflights users on 12/16. 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.
Wed 12/2410:42 amMCI - RAP
1 stop5h 52mDelta
Mon 12/296:19 amRAP - MCI
1 stop7h 30mDelta
Deal found 12/16$490
This Delta deal was found by Cheapflights users on 12/16. 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.
Sat 12/2011:59 amSTL - RAP
1 stop4h 35mDelta
Thu 1/14:14 pmRAP - STL
1 stop5h 02mDelta
Deal found 12/16$563
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/247:40 amMCI - RAP
1 stop27h 50mUnited Airlines
Mon 12/298:45 amRAP - MCI
1 stop6h 22mUnited Airlines
Deal found 12/15$576
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Tue 12/231:50 pmMCI - RAP
1 stop6h 22mUnited Airlines
Mon 12/2911:11 amRAP - MCI
1 stop3h 56mUnited Airlines
Deal found 12/17$614
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Tue 12/306:00 amMCI - RAP
1 stop5h 30mUnited Airlines
Sat 1/312:18 pmRAP - MCI
1 stop6h 51mUnited Airlines
Deal found 12/14$640
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/196:30 amSTL - RAP
1 stop5h 00mUnited Airlines
Sun 12/2111:11 amRAP - STL
2 stops10h 32mUnited Airlines
Deal found 12/15$665
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/245:45 amMCI - RAP
1 stop6h 47mUnited Airlines
Sun 12/286:05 pmRAP - MCI
1 stop4h 10mUnited Airlines
Deal found 12/16$673
This Delta deal was found by Cheapflights users on 12/16. 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.
Wed 12/2410:42 amMCI - RAP
1 stop5h 52mDelta
Sun 12/284:14 pmRAP - MCI
1 stop5h 57mDelta
Deal found 12/16$815
This American Airlines deal was found by Cheapflights users on 12/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:00 amSTL - RAP
1 stop7h 50mAmerican Airlines
Sun 12/212:20 pmRAP - STL
1 stop7h 36mAmerican Airlines
Deal found 12/15$849
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:39 amSTL - RAP
2 stops10h 06mDelta
Sun 12/2111:56 amRAP - STL
1 stop5h 24mDelta
Deal found 12/15$886
This American Airlines deal was found by Cheapflights users on 12/16. 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.
Sat 12/203:34 pmSTL - RAP
1 stop6h 57mAmerican Airlines
Thu 1/15:30 amRAP - STL
2 stops17h 14mAmerican Airlines
Deal found 12/16$952

Find 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$209
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$523
Provider with most accurate pricing for Lambert-St Louis-Rapid City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Rapid City flights.
Search Deals
From Missouri to Rapid City
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 18, 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

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Thu 1/15

6:00 pm-10:29 pm

1 stop5h 29m

Rapid City

Tue 1/20

2:40 pm-8:58 pm

1 stop5h 18m

$209

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Tue 1/13

7:00 am-1:34 pm

1 stop7h 34m

Rapid City

Tue 1/20

6:00 am-10:39 pm

2 stops15h 39m

$335

SpringfieldRapid City

SGF - RAP

SGFRAP

Springfield-Branson

Sat 1/24

5:03 pm-8:32 pm

1 stop4h 29m

Rapid City

Wed 1/28

12:35 pm-8:36 pm

1 stop7h 01m

$339

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Tue 1/13

1:42 pm-5:12 pm

1 stop4h 30m

Rapid City

Sat 1/17

4:40 pm-11:30 pm

1 stop5h 50m

$339

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Wed 1/7

6:00 pm-10:29 pm

1 stop5h 29m

Rapid City

Sat 1/10

12:35 pm-8:58 pm

1 stop7h 23m

$339

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Tue 1/6

8:45 am-1:12 pm

1 stop5h 27m

Rapid City

Sat 1/10

2:40 pm-8:58 pm

1 stop5h 18m

$339

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Thu 1/15

3:37 pm-9:15 pm

1 stop6h 38m

Rapid City

Tue 1/20

2:08 pm-2:50 pm

2 stops23h 42m

$340

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Tue 1/20

3:24 pm-10:29 pm

2 stops8h 05m

Rapid City

Sat 1/24

5:10 am-2:22 pm

2 stops8h 12m

$349

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Mon 1/5

6:00 am-10:30 am

1 stop5h 30m

Rapid City

Thu 1/8

4:40 pm-11:30 pm

1 stop5h 50m

$351

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Thu 1/1

9:00 am-12:46 pm

1 stop4h 46m

Rapid City

Mon 1/5

3:35 pm-10:22 pm

1 stop5h 47m

$361

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 14 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, September is the cheapest month in which you can book a flight from Missouri to Rapid City (average of $156). Flying from Missouri to Rapid City in December is currently the most expensive (average of $329). 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 December 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Missouri to Rapid City in the evening. If you’re flexible enough to do this you can expect to save up to 42% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Missouri to Rapid City?

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 5h 29m. The distance from Missouri to Rapid City is about 751 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 Kansas City - Rapid City. You may also consider Lambert-St Louis - 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, September is the cheapest month in which you can book a flight from Missouri to Rapid City (average of $156). Flying from Missouri to Rapid City in December is currently the most expensive (average of $329). 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
Keystone
Deadwood
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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$305FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$396FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$412FlexibilityNo cancel feeOn-time69%

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