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Rapid City

$156+ 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — RAP
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
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 November 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(Delta)

One-way from

$156
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$293
Provider with most accurate pricing for Lambert-St Louis-Rapid City flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Rapid City flights.
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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. 1% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 17, 2025.

This Delta deal was found by Cheapflights users on 11/16. 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.
Sun 12/76:40 amMCI - RAP
1 stop4h 42mDelta
Sun 12/144:25 pmRAP - MCI
1 stop5h 45mDelta
Deal found 11/16$249
This Delta deal was found by Cheapflights users on 11/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:00 amSTL - RAP
1 stop5h 22mDelta
Sat 12/66:05 amRAP - STL
1 stop5h 09mDelta
Deal found 11/17$279
This Delta deal was found by Cheapflights users on 11/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:00 amSTL - RAP
1 stop5h 27mDelta
Mon 12/14:25 pmRAP - STL
1 stop5h 58mDelta
Deal found 11/17$324
This United Airlines deal was found by Cheapflights users on 11/16. 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 12/25:10 pmMCI - RAP
1 stop4h 27mUnited Airlines
Sat 12/610:55 amRAP - MCI
1 stop4h 10mUnited Airlines
Deal found 11/16$349
This United Airlines deal was found by Cheapflights users on 11/17. 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 12/29:00 amSTL - RAP
1 stop5h 11mUnited Airlines
Sat 12/62:55 pmRAP - STL
1 stop5h 02mUnited Airlines
Deal found 11/17$349
This Delta deal was found by Cheapflights users on 11/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:40 amMCI - RAP
1 stop4h 47mDelta
Sun 11/2311:07 amRAP - MCI
1 stop6h 12mDelta
Deal found 11/17$369
This Delta deal was found by Cheapflights users on 11/15. 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.
Sun 12/76:00 amSTL - RAP
1 stop5h 22mDelta
Mon 12/84:25 pmRAP - STL
1 stop6h 04mDelta
Deal found 11/15$371
This United Airlines deal was found by Cheapflights users on 11/16. 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 12/11:47 pmMCI - RAP
1 stop5h 56mUnited Airlines
Fri 12/52:55 pmRAP - MCI
1 stop4h 52mUnited Airlines
Deal found 11/16$401
This Kiwi.com deal was found by Cheapflights users on 11/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/306:56 pmMCI - RAP
2 stops19h 17mMultiple Airlines
Thu 12/410:19 pmRAP - MCI
1 stop15h 33mMultiple Airlines
Deal found 11/14$404
This United Airlines deal was found by Cheapflights users on 11/17. 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 11/2211:36 amMCI - RAP
2 stops9h 50mUnited Airlines
Sun 11/236:00 pmRAP - MCI
1 stop4h 42mUnited Airlines
Deal found 11/17$444
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:42 pmMCI - RAP
2 stops18h 30mAmerican Airlines
Sat 11/295:18 amRAP - MCI
1 stop7h 37mAmerican Airlines
Deal found 11/17$448
This American Airlines deal was found by Cheapflights users on 11/16. 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.
Tue 12/163:04 pmMCI - RAP
1 stop7h 12mAmerican Airlines
Tue 12/232:20 pmRAP - MCI
1 stop25h 22mAmerican Airlines
Deal found 11/16$455

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 November 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

Tue 3/3

6:23 am-10:13 am

1 stop4h 50m

Rapid City

Sat 3/7

4:10 pm-11:28 pm

1 stop6h 18m

$249

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Sun 12/7

6:40 am-10:22 am

1 stop4h 42m

Rapid City

Sun 12/14

4:25 pm-11:10 pm

1 stop5h 45m

$249

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Sat 3/7

6:10 am-10:13 am

1 stop5h 03m

Rapid City

Wed 3/11

10:40 am-4:50 pm

1 stop5h 10m

$249

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Tue 12/2

6:00 am-10:22 am

1 stop5h 22m

Rapid City

Sat 12/6

6:05 am-12:14 pm

1 stop5h 09m

$279

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Thu 3/5

6:10 am-10:13 am

1 stop5h 03m

Rapid City

Sat 3/7

4:10 pm-11:25 pm

1 stop6h 15m

$344

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Tue 12/2

5:10 pm-8:37 pm

1 stop4h 27m

Rapid City

Sat 12/6

10:55 am-4:05 pm

1 stop4h 10m

$349

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Tue 12/2

9:00 am-1:11 pm

1 stop5h 11m

Rapid City

Sat 12/6

2:55 pm-8:57 pm

1 stop5h 02m

$349

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Fri 5/8

6:00 am-9:18 am

1 stop4h 18m

Rapid City

Sun 5/10

7:05 am-12:52 pm

1 stop4h 47m

$357

St. LouisRapid City

STL - RAP

STLRAP

Lambert-St Louis

Sun 12/7

6:00 am-10:22 am

1 stop5h 22m

Rapid City

Mon 12/8

4:25 pm-11:29 pm

1 stop6h 04m

$371

Kansas CityRapid City

MCI - RAP

MCIRAP

Kansas City

Mon 12/1

1:47 pm-6:43 pm

1 stop5h 56m

Rapid City

Fri 12/5

2:55 pm-8:47 pm

1 stop4h 52m

$401

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/16

Showing 1-10 of 16 results
1
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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 $317). 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 November 17, 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.

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 50m. The distance from Missouri to Rapid City is about 540 mi.

  • 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 $317). 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 November 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$300FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$507FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$416FlexibilityNo cancel feeOn-time69%

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