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$107+ Cheap flights from Rapid City (RAP) to Riverside, CA

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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — LAX
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
1 adult, Economy
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Cheap flight deals from Rapid City to Riverside

Cheapest flights from Rapid City to Riverside
Explore the most affordable flight options available from Rapid City to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:06 pm
RAP
-
LAX
1 stop22h 14m
Multiple Airlines
Sun 8/1612:14 pm
LAX
-
RAP
1 stop8h 02m
Multiple Airlines
Deal found 5/17$244
This United Airlines deal was found by Cheapflights users on 5/20. 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 8/47:00 am
RAP
-
LAX
1 stop5h 34m
United Airlines
Mon 8/105:00 am
LAX
-
RAP
1 stop6h 29m
United Airlines
Deal found 5/20$319
This American Airlines deal was found by Cheapflights users on 5/16. 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 6/1311:44 am
RAP
-
LAX
1 stop4h 54m
American Airlines
Sat 6/206:15 am
LAX
-
RAP
1 stop4h 56m
American Airlines
Deal found 5/16$344
This American Airlines deal was found by Cheapflights users on 5/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/33:23 pm
RAP
-
LAX
1 stop10h 33m
American Airlines
Sun 6/76:15 am
LAX
-
RAP
1 stop4h 56m
American Airlines
Deal found 5/19$369
This American Airlines deal was found by Cheapflights users on 5/17. 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.
Tue 6/1611:44 am
RAP
-
LAX
1 stop7h 36m
American Airlines
Sat 6/206:15 am
LAX
-
RAP
1 stop4h 56m
American Airlines
Deal found 5/17$371
This American Airlines deal was found by Cheapflights users on 5/20. 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 8/511:45 am
RAP
-
LAX
1 stop4h 49m
American Airlines
Tue 8/119:57 am
LAX
-
RAP
2 stops10h 38m
American Airlines
Deal found 5/20$376
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:27 pm
RAP
-
LAX
2 stops16h 03m
Multiple Airlines
Sun 8/1612:14 pm
LAX
-
RAP
1 stop8h 02m
Multiple Airlines
Deal found 5/17$377
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 7/169:50 pm
RAP
-
LAX
1 stop12h 34m
Multiple Airlines
Sat 7/181:53 pm
LAX
-
RAP
2 stops30h 07m
Multiple Airlines
Deal found 5/19$382
This United Airlines deal was found by Cheapflights users on 5/17. 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.
Mon 11/167:05 am
RAP
-
LAX
1 stop5h 22m
United Airlines
Sun 11/225:00 am
LAX
-
RAP
1 stop5h 13m
United Airlines
Deal found 5/17$386
This Kiwi.com deal was found by Cheapflights users on 5/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/149:54 pm
RAP
-
LAX
1 stop18h 13m
Multiple Airlines
Sun 6/218:45 pm
LAX
-
RAP
2 stops23h 15m
Multiple Airlines
Deal found 5/17$393

Find flight deals from Rapid City to Riverside

Keep the following information in mind while searching for Rapid City to Riverside flight deals. Data was last updated May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$244
(Kiwi.com)

One-way from

$107
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$339
Provider with most accurate pricing for Rapid City-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Los Angeles flights.
Search Deals
From Rapid City to Riverside
Search Deals
One-way flight from Rapid City to Riverside
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Riverside 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 May 21, 2026.
Use the filters below to find and compare flights from Rapid City to Riverside that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Tue 8/4

7:00 am-11:34 am

1 stop5h 34m

Los Angeles

Mon 8/10

5:00 am-12:29 pm

1 stop6h 29m

$319
Quickest round-trip

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Mon 11/16

5:48 pm-10:54 pm

1 stop6h 06m

Los Angeles

Sun 11/22

5:00 am-11:13 am

1 stop5h 13m

$386

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Thu 7/30

4:36 pm-10:55 pm

1 stop7h 19m

Los Angeles

Mon 8/3

5:00 am-12:29 pm

1 stop6h 29m

$409

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Sun 6/7

5:00 am-9:32 am

1 stop5h 32m

Los Angeles

Tue 6/16

5:00 am-12:29 pm

1 stop6h 29m

$417

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Tue 7/7

7:00 am-1:17 pm

1 stop7h 17m

Los Angeles

Sat 7/11

4:10 pm-10:33 pm

1 stop5h 23m

$422

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Wed 9/9

5:00 am-9:32 am

1 stop5h 32m

Los Angeles

Sat 9/12

5:00 am-5:23 pm

1 stop11h 23m

$502

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Sun 6/21

7:05 am-11:34 am

1 stop5h 29m

Los Angeles

Sat 6/27

7:45 pm-9:20 am

1 stop12h 35m

$529

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Wed 6/10

5:53 pm-10:55 pm

1 stop6h 02m

Los Angeles

Sun 6/14

10:59 pm-12:29 pm

2 stops12h 30m

$618
Cheapest one-way

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Sun 8/16

10:06 pm-9:50 pm

2 stops24h 44m

$142

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Fri 6/26

9:50 pm-9:25 am

2 stops36h 35m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Rapid City to Riverside

Have a flexible travel schedule? Discover the best time to fly to Riverside 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 Riverside

What is the cheapest time of day to fly from RAP to R1V?

Find hourly flight availability from Rapid City to Riverside. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 21, 2026.

A simple way to save on the total cost of your ticket is to fly from Rapid City to Riverside in the afternoon. If you’re flexible enough to do this you can expect to save up to 67% on your trip compared to booking a flight in the morning.

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

Reviews of airlines servicing Riverside

Get insights into the airlines that provide service to Riverside. 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 Riverside. Reviews last updated May 21, 2026.
See what other customers who have flown with United Airlines from Rapid City to Riverside have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,748 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,748 reviews
United Airlines
7.4
Good
9,748 reviews

Entertainment

7.1

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Rapid City to Riverside. 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 from for flights from Rapid City to Riverside?

    Located just 9.0 mi from the city center, Rapid City is the airport most travelers will use when flying to Riverside from Rapid City. Booking flights from Rapid City (RAP) to Riverside should be relatively easy as there are 0 daily outbound flights to Riverside from 1 airline.

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

    For as low as $319, United Airlines can have you in Riverside from Rapid City in 5h 34m. The distance between Rapid City and Riverside is about 1076 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Rapid City to Riverside by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Rapid City to Riverside

Discover the top airline that operate flights from Rapid City to Riverside. 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 May 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$236Average$403FlexibilityNo cancel feeOn-time69%

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