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$153+ Cheap flights from Rapid City to Los Angeles (RAP - LAX)

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — LAX
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Rapid City to Los Angeles

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Los Angeles (LAX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 20, 2025.

Round-trip from

$226
(Kiwi.com)

One-way from

$153
(Kiwi.com)

Popular in

January

Cheapest in

December

Average price

$429
From Rapid City to Los Angeles
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One-way flight from Rapid City to Los Angeles
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High demand for flights, 0% potential price rise
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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 August 2025
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Find flight deals from Rapid City to Los Angeles

Cheapest flights from Rapid City to Los Angeles
Explore the most affordable flight options available from Rapid City to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/45:39 pmRAP - LAX
1 stop20h 54mMultiple Airlines
Sat 9/67:50 pmLAX - RAP
1 stop19h 59mMultiple Airlines
Deal found 8/19$226
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Thu 11/206:00 pmRAP - LAX
1 stop5h 47mUnited Airlines
Sun 11/235:00 amLAX - RAP
1 stop5h 05mUnited Airlines
Deal found 8/18$280
This Mytrip deal was found by Cheapflights users on 8/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/295:15 pmRAP - LAX
1 stop6h 27mMultiple Airlines
Sun 8/316:45 amLAX - RAP
1 stop11h 55mMultiple Airlines
Deal found 8/18$302
This Delta deal was found by Cheapflights users on 8/18. 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.
Mon 10/204:34 pmRAP - LAX
1 stop7h 47mDelta
Fri 10/2411:55 pmLAX - RAP
1 stop8h 58mDelta
Deal found 8/18$339
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Thu 10/237:00 amRAP - LAX
1 stop6h 58mUnited Airlines
Mon 10/275:00 amLAX - RAP
1 stop5h 05mUnited Airlines
Deal found 8/19$346
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/54:47 pmRAP - LAX
1 stop5h 37mUnited Airlines
Tue 9/912:45 pmLAX - RAP
1 stop6h 54mUnited Airlines
Deal found 8/19$354
This Delta deal was found by Cheapflights users on 8/18. 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 8/276:25 amRAP - LAX
1 stop9h 34mDelta
Sat 8/303:13 pmLAX - RAP
1 stop6h 19mDelta
Deal found 8/18$369
This American Airlines deal was found by Cheapflights users on 8/18. 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 8/195:39 amRAP - LAX
1 stop7h 56mAmerican Airlines
Tue 8/2612:49 pmLAX - RAP
1 stop7h 09mAmerican Airlines
Deal found 8/18$377
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Thu 9/184:38 pmRAP - LAX
1 stop8h 20mAmerican Airlines
Mon 9/2210:45 pmLAX - RAP
1 stop10h 50mAmerican Airlines
Deal found 8/17$379
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/25:30 amRAP - LAX
1 stop7h 15mUnited Airlines
Sat 9/65:05 amLAX - RAP
1 stop5h 27mUnited Airlines
Deal found 8/18$383

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Los Angeles 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 August 20, 2025.
Use the filters below to find and compare flights from Rapid City to Los Angeles that are best for you.

Fly from

Rapid City

Fly to

Los Angeles

Route

Depart

Return

Price

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Thu 9/4

5:39 pm-1:33 pm

1 stop20h 54m

Los Angeles

Sat 9/6

7:50 pm-4:49 pm

1 stop19h 59m

$226

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Fri 8/29

5:15 pm-10:42 pm

1 stop6h 27m

Los Angeles

Sun 8/31

6:45 am-7:40 pm

1 stop11h 55m

$302

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Fri 11/7

6:00 pm-10:57 pm

1 stop5h 57m

Los Angeles

Sun 11/16

5:00 am-11:05 am

1 stop5h 05m

$339

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Mon 10/20

4:34 pm-11:21 pm

1 stop7h 47m

Los Angeles

Fri 10/24

11:55 pm-9:53 am

1 stop8h 58m

$339

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Fri 9/26

7:00 am-12:58 pm

1 stop6h 58m

Los Angeles

Sun 9/28

5:05 am-10:57 am

1 stop4h 52m

$339

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Wed 9/17

5:30 am-9:32 am

1 stop5h 02m

Los Angeles

Sun 9/21

5:05 am-11:32 am

1 stop5h 27m

$339

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Thu 10/23

7:00 am-12:58 pm

1 stop6h 58m

Los Angeles

Mon 10/27

5:00 am-11:05 am

1 stop5h 05m

$346

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Fri 9/5

4:47 pm-9:24 pm

1 stop5h 37m

Los Angeles

Tue 9/9

12:45 pm-8:39 pm

1 stop6h 54m

$354

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Wed 8/27

6:25 am-2:59 pm

1 stop9h 34m

Los Angeles

Sat 8/30

3:13 pm-10:32 pm

1 stop6h 19m

$369

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Sun 8/24

8:30 pm-11:58 pm

1 stop28h 28m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 16 results
1
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Best time to book a flight from Rapid City to Los Angeles

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

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

Currently, January is the cheapest month in which you can book a flight from Rapid City to Los Angeles (average of $246). Flying from Rapid City to Los Angeles in March is currently the most expensive (average of $326). 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 RAP to LAX?

Find hourly flight availability from Rapid City to Los Angeles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Rapid City to Los Angeles at noon. If you’re flexible enough to do this you can expect to save up to 51% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Los Angeles

Get insights into the airlines that provide service to Los Angeles. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Los Angeles. Reviews last updated August 20, 2025.
Peruse reviews from past customers who have flown with United Airlines and Allegiant Air from Rapid City to Los Angeles to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,928 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Jonathan,Jun 2024

FSD - ORD

More comfort and free, fast Wi-Fi would always be appreciated.
United Airlines
7.4
Good
8,928 reviews
United Airlines
7.4
Good
8,928 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Jonathan,Jun 2024

FSD - ORD

More comfort and free, fast Wi-Fi would always be appreciated.
Allegiant Air
7.2
Good
701 reviews
United Airlines
7.4
Good
8,928 reviews

Crew

8.1

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Jonathan,Jun 2024

FSD - ORD

More comfort and free, fast Wi-Fi would always be appreciated.

Related info for your journey

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

  • How long is the flight from Rapid City to Los Angeles?

    United Airlines and Delta can get you from Rapid City to Los Angeles in just under 5h 57m. Your travel time can differ by up to 1h 50m. The distance from Rapid City to Los Angeles is about 1076 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Rapid City to Los Angeles round-trip?

    Our cheapest airline available from Rapid City to Los Angeles is Allegiant Air. Our recent data shows that you can find tickets from as low as $100 on this airline. An additional option worth looking into is United Airlines, starting at $295. Allegiant Air is currently priced 75% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Rapid City to Los Angeles 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 Rapid City to Los Angeles?

    Currently, January is the cheapest month in which you can book a flight from Rapid City to Los Angeles (average of $246). Flying from Rapid City to Los Angeles in March is currently the most expensive (average of $326). 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 Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Stanton
Inglewood
Oceanside
Moreno Valley
Avalon
Buena Park
El Segundo
Hesperia
Glendale
Montebello
Downey
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Universal City
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Menifee
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Alternative routes for Rapid City to Los Angeles

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Top 2 airlines flying from Rapid City to Los Angeles

Discover the top 2 airlines that operate flights from Rapid City to Los Angeles. 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$100Average$143FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$295Average$419FlexibilityNo cancel feeOn-time69%

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